X-Git-Url: https://git.delphigl.com/?p=glBitmap.git;a=blobdiff_plain;f=glBitmap.pas;h=bde9922d63a4802483211831f47cb66900aa8466;hp=1a21c208b7f2d9be25a3e10ce2eb06e29569fcbb;hb=8b8a4ade7f33c7809f6d3e76154527bc1492e356;hpb=b44eb11a7e6cd1cb6eb36f290e184f53a6e6ec86 diff --git a/glBitmap.pas b/glBitmap.pas index 1a21c20..bde9922 100644 --- a/glBitmap.pas +++ b/glBitmap.pas @@ -1,6 +1,9 @@ {*********************************************************** glBitmap by Steffen Xonna aka Lossy eX (2003-2008) http://www.opengl24.de/index.php?cat=header&file=glbitmap + +modified by Delphi OpenGL Community (http://delphigl.com/) (2013) + ------------------------------------------------------------ The contents of this file are used with permission, subject to the Mozilla Public License Version 1.1 (the "License"); you may @@ -8,9 +11,11 @@ not use this file except in compliance with the License. You may obtain a copy of the License at http://www.mozilla.org/MPL/MPL-1.1.html ------------------------------------------------------------ -Version 2.0.3 +Version 3.0.1 ------------------------------------------------------------ History +20-11-2013 +- refactoring of the complete library 21-03-2010 - The define GLB_DELPHI dosn't check versions anymore. If you say you are using delphi then it's your problem if that isn't true. This prevents the unit for incompatibility @@ -19,7 +24,7 @@ History - GetPixel isn't set if you are loading textures inside the constructor (Thanks Wilson) 10-08-2008 - AddAlphaFromglBitmap used the custom pointer instead the imagedatapointer (Thanks Wilson) -- Additional Datapointer for functioninterface now has the name CustomData +- Additional Datapointer for functioninterface now has the name CustomData 24-07-2008 - AssigneAlphaToBitmap overwrites his own palette (Thanks Wilson) - If you load an texture from an file the property Filename will be set to the name of the file @@ -48,7 +53,7 @@ History - Property DataPtr now has the name Data - Functions are more flexible between RGB(A) and BGR(A). RGB can be saved as Bitmap and will be saved as BGR - Unused Depth removed -- Function FreeData to freeing image data added +- Function FreeData to freeing image data added 24-10-2007 - ImageID flag of TGAs was ignored. (Thanks Zwoetzen) 15-11-2006 @@ -168,9 +173,9 @@ History - function MoveMemory replaced with function Move (little speed change) - several calculations stored in variables (little speed change) 29-09-2003 -- property BuildMipsMaps added (default = True) +- property BuildMipsMaps added (default = true) if BuildMipMaps isn't set GenTextures uses glTexImage[12]D else it use gluBuild[12]dMipmaps -- property FreeDataAfterGenTexture added (default = True) +- property FreeDataAfterGenTexture added (default = true) if FreeDataAfterGenTexture is set the texturedata were deleted after the texture was generated. - parameter DisableOtherTextureUnits of Bind removed - parameter FreeDataAfterGeneration of GenTextures removed @@ -214,62 +219,69 @@ History ***********************************************************} unit glBitmap; -{.$MESSAGE warn 'Hey. I''m the glBitmap.pas and i need to be configured. My master tell me your preferences! ;)'} // Please uncomment the defines below to configure the glBitmap to your preferences. // If you have configured the unit you can uncomment the warning above. +{$MESSAGE error 'Hey. I''m the glBitmap.pas and i need to be configured. My master tell me your preferences! ;)'} -// ###### Start of preferences ################################################ +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +// Preferences /////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +// activate to enable build-in OpenGL support with statically linked methods +// use dglOpenGL.pas if not enabled +{.$DEFINE GLB_NATIVE_OGL_STATIC} -{$DEFINE GLB_NO_NATIVE_GL} -// To enable the dglOpenGL.pas Header -// With native GL then bindings are staticlly declared to support other headers -// or use the glBitmap inside of DLLs (minimize codesize). +// activate to enable build-in OpenGL support with dynamically linked methods +// use dglOpenGL.pas if not enabled +{.$DEFINE GLB_NATIVE_OGL_DYNAMIC} +// activate to enable the support for SDL_surfaces {.$DEFINE GLB_SDL} -// To enable the support for SDL_surfaces +// activate to enable the support for Delphi (including support for Delphi's (not Lazarus') TBitmap) {.$DEFINE GLB_DELPHI} -// To enable the support for TBitmap from Delphi (not lazarus) +// activate to enable the support for TLazIntfImage from Lazarus +{.$DEFINE GLB_LAZARUS} -// *** image libs *** -{.$DEFINE GLB_SDL_IMAGE} -// To enable the support of SDL_image to load files. (READ ONLY) + +// activate to enable the support of SDL_image to load files. (READ ONLY) // If you enable SDL_image all other libraries will be ignored! +{.$DEFINE GLB_SDL_IMAGE} -{.$DEFINE GLB_PNGIMAGE} -// to enable png support with the unit pngimage. You can download it from http://pngdelphi.sourceforge.net/ + +// activate to enable Lazarus TPortableNetworkGraphic support +// if you enable this pngImage and libPNG will be ignored +{.$DEFINE GLB_LAZ_PNG} + +// activate to enable png support with the unit pngimage -> http://pngdelphi.sourceforge.net/ // if you enable pngimage the libPNG will be ignored +{.$DEFINE GLB_PNGIMAGE} +// activate to use the libPNG -> http://www.libpng.org/ +// You will need an aditional header -> http://www.opengl24.de/index.php?cat=header&file=libpng {.$DEFINE GLB_LIB_PNG} -// to use the libPNG http://www.libpng.org/ -// You will need an aditional header. -// http://www.opengl24.de/index.php?cat=header&file=libpng -{.$DEFINE GLB_DELPHI_JPEG} -// if you enable delphi jpegs the libJPEG will be ignored -{.$DEFINE GLB_LIB_JPEG} -// to use the libJPEG http://www.ijg.org/ -// You will need an aditional header. -// http://www.opengl24.de/index.php?cat=header&file=libjpeg -// ###### End of preferences ################################################## +// activate to enable Lazarus TJPEGImage support +// if you enable this delphi jpegs and libJPEG will be ignored +{.$DEFINE GLB_LAZ_JPEG} +// if you enable delphi jpegs the libJPEG will be ignored +{.$DEFINE GLB_DELPHI_JPEG} + +// activate to use the libJPEG -> http://www.ijg.org/ +// You will need an aditional header -> http://www.opengl24.de/index.php?cat=header&file=libjpeg +{.$DEFINE GLB_LIB_JPEG} -// ###### PRIVATE. Do not change anything. #################################### -// *** old defines for compatibility *** -{$IFDEF NO_NATIVE_GL} - {$DEFINE GLB_NO_NATIVE_GL} -{$ENDIF} -{$IFDEF pngimage} - {$definde GLB_PNGIMAGE} -{$ENDIF} -// *** Delphi Versions *** +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +// PRIVATE: do not change anything! ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +// Delphi Versions {$IFDEF fpc} {$MODE Delphi} @@ -283,24 +295,51 @@ unit glBitmap; {$ENDIF} {$ENDIF} -// *** checking define combinations *** +// Operation System +{$IF DEFINED(WIN32) or DEFINED(WIN64) or DEFINED(WINDOWS)} + {$DEFINE GLB_WIN} +{$ELSEIF DEFINED(LINUX)} + {$DEFINE GLB_LINUX} +{$IFEND} + +// native OpenGL Support +{$IF DEFINED(GLB_NATIVE_OGL_STATIC) OR DEFINED(GLB_NATIVE_OGL_DYNAMIC)} + {$DEFINE GLB_NATIVE_OGL} +{$IFEND} + +// checking define combinations +//SDL Image {$IFDEF GLB_SDL_IMAGE} {$IFNDEF GLB_SDL} {$MESSAGE warn 'SDL_image won''t work without SDL. SDL will be activated.'} {$DEFINE GLB_SDL} {$ENDIF} + + {$IFDEF GLB_LAZ_PNG} + {$MESSAGE warn 'The Lazarus TPortableNetworkGraphics will be ignored because you are using SDL_image.'} + {$undef GLB_LAZ_PNG} + {$ENDIF} + {$IFDEF GLB_PNGIMAGE} {$MESSAGE warn 'The unit pngimage will be ignored because you are using SDL_image.'} {$undef GLB_PNGIMAGE} {$ENDIF} + + {$IFDEF GLB_LAZ_JPEG} + {$MESSAGE warn 'The Lazarus TJPEGImage will be ignored because you are using SDL_image.'} + {$undef GLB_LAZ_JPEG} + {$ENDIF} + {$IFDEF GLB_DELPHI_JPEG} {$MESSAGE warn 'The unit JPEG will be ignored because you are using SDL_image.'} {$undef GLB_DELPHI_JPEG} {$ENDIF} + {$IFDEF GLB_LIB_PNG} {$MESSAGE warn 'The library libPNG will be ignored because you are using SDL_image.'} {$undef GLB_LIB_PNG} {$ENDIF} + {$IFDEF GLB_LIB_JPEG} {$MESSAGE warn 'The library libJPEG will be ignored because you are using SDL_image.'} {$undef GLB_LIB_JPEG} @@ -310,6 +349,28 @@ unit glBitmap; {$DEFINE GLB_SUPPORT_JPEG_READ} {$ENDIF} +// Lazarus TPortableNetworkGraphic +{$IFDEF GLB_LAZ_PNG} + {$IFNDEF GLB_LAZARUS} + {$MESSAGE warn 'Lazarus TPortableNetworkGraphic won''t work without Lazarus. Lazarus will be activated.'} + {$DEFINE GLB_LAZARUS} + {$ENDIF} + + {$IFDEF GLB_PNGIMAGE} + {$MESSAGE warn 'The pngimage will be ignored if you are using Lazarus TPortableNetworkGraphic.'} + {$undef GLB_PNGIMAGE} + {$ENDIF} + + {$IFDEF GLB_LIB_PNG} + {$MESSAGE warn 'The library libPNG will be ignored if you are using Lazarus TPortableNetworkGraphic.'} + {$undef GLB_LIB_PNG} + {$ENDIF} + + {$DEFINE GLB_SUPPORT_PNG_READ} + {$DEFINE GLB_SUPPORT_PNG_WRITE} +{$ENDIF} + +// PNG Image {$IFDEF GLB_PNGIMAGE} {$IFDEF GLB_LIB_PNG} {$MESSAGE warn 'The library libPNG will be ignored if you are using pngimage.'} @@ -320,11 +381,34 @@ unit glBitmap; {$DEFINE GLB_SUPPORT_PNG_WRITE} {$ENDIF} +// libPNG {$IFDEF GLB_LIB_PNG} {$DEFINE GLB_SUPPORT_PNG_READ} {$DEFINE GLB_SUPPORT_PNG_WRITE} {$ENDIF} +// Lazarus TJPEGImage +{$IFDEF GLB_LAZ_JPEG} + {$IFNDEF GLB_LAZARUS} + {$MESSAGE warn 'Lazarus TJPEGImage won''t work without Lazarus. Lazarus will be activated.'} + {$DEFINE GLB_LAZARUS} + {$ENDIF} + + {$IFDEF GLB_DELPHI_JPEG} + {$MESSAGE warn 'The Delphi JPEGImage will be ignored if you are using the Lazarus TJPEGImage.'} + {$undef GLB_DELPHI_JPEG} + {$ENDIF} + + {$IFDEF GLB_LIB_JPEG} + {$MESSAGE warn 'The library libJPEG will be ignored if you are using the Lazarus TJPEGImage.'} + {$undef GLB_LIB_JPEG} + {$ENDIF} + + {$DEFINE GLB_SUPPORT_JPEG_READ} + {$DEFINE GLB_SUPPORT_JPEG_WRITE} +{$ENDIF} + +// JPEG Image {$IFDEF GLB_DELPHI_JPEG} {$IFDEF GLB_LIB_JPEG} {$MESSAGE warn 'The library libJPEG will be ignored if you are using the unit JPEG.'} @@ -335,12 +419,18 @@ unit glBitmap; {$DEFINE GLB_SUPPORT_JPEG_WRITE} {$ENDIF} +// libJPEG {$IFDEF GLB_LIB_JPEG} {$DEFINE GLB_SUPPORT_JPEG_READ} {$DEFINE GLB_SUPPORT_JPEG_WRITE} {$ENDIF} -// *** general options *** +// native OpenGL +{$IF DEFINED(GLB_NATIVE_OGL_STATIC) AND DEFINED(GLB_NATIVE_OGL_DYNAMIC)} + {$MESSAGE warn 'GLB_NATIVE_OGL_STATIC will be ignored because you enabled GLB_NATIVE_OGL_DYNAMIC'} +{$IFEND} + +// general options {$EXTENDEDSYNTAX ON} {$LONGSTRINGS ON} {$ALIGN ON} @@ -351,262 +441,543 @@ unit glBitmap; interface uses - {$IFDEF GLB_NO_NATIVE_GL} dglOpenGL, {$ENDIF} - - {$IFDEF GLB_SDL} SDL, {$ENDIF} - {$IFDEF GLB_DELPHI} Dialogs, Windows, Graphics, {$ENDIF} + {$IFNDEF GLB_NATIVE_OGL} dglOpenGL, {$ENDIF} + {$IF DEFINED(GLB_WIN) AND + (DEFINED(GLB_NATIVE_OGL) OR + DEFINED(GLB_DELPHI))} windows, {$IFEND} - {$IFDEF GLB_SDL_IMAGE} SDL_image, {$ENDIF} + {$IFDEF GLB_SDL} SDL, {$ENDIF} + {$IFDEF GLB_LAZARUS} IntfGraphics, GraphType, Graphics, {$ENDIF} + {$IFDEF GLB_DELPHI} Dialogs, Graphics, Types, {$ENDIF} - {$IFDEF GLB_PNGIMAGE} pngimage, {$ENDIF} - {$IFDEF GLB_LIB_PNG} libPNG, {$ENDIF} + {$IFDEF GLB_SDL_IMAGE} SDL_image, {$ENDIF} + {$IFDEF GLB_PNGIMAGE} pngimage, {$ENDIF} + {$IFDEF GLB_LIB_PNG} libPNG, {$ENDIF} + {$IFDEF GLB_DELPHI_JPEG} JPEG, {$ENDIF} + {$IFDEF GLB_LIB_JPEG} libJPEG, {$ENDIF} - {$IFDEF GLB_DELPHI_JPEG} JPEG, {$ENDIF} - {$IFDEF GLB_LIB_JPEG} libJPEG, {$ENDIF} Classes, SysUtils; -{$IFNDEF GLB_DELPHI} -type - HGLRC = Cardinal; - DWORD = Cardinal; - PDWORD = ^DWORD; - - TRGBQuad = packed record - rgbBlue: Byte; - rgbGreen: Byte; - rgbRed: Byte; - rgbReserved: Byte; - end; -{$ENDIF} - -(* TODO dglOpenGL -{$IFNDEF GLB_NO_NATIVE_GL} -// Native OpenGL Implementation -type - PByteBool = ^ByteBool; +{$IFDEF GLB_NATIVE_OGL} +const + GL_TRUE = 1; + GL_FALSE = 0; -{$IFDEF GLB_DELPHI} -var - gLastContext: HGLRC; -{$ENDIF} + GL_ZERO = 0; + GL_ONE = 1; -const - // Generell - GL_VERSION = $1F02; + GL_VERSION = $1F02; GL_EXTENSIONS = $1F03; - GL_TRUE = 1; - GL_FALSE = 0; - - GL_TEXTURE_1D = $0DE0; - GL_TEXTURE_2D = $0DE1; - - GL_MAX_TEXTURE_SIZE = $0D33; - GL_PACK_ALIGNMENT = $0D05; - GL_UNPACK_ALIGNMENT = $0CF5; - - // Textureformats - GL_RGB = $1907; - GL_RGB4 = $804F; - GL_RGB8 = $8051; - GL_RGBA = $1908; - GL_RGBA4 = $8056; - GL_RGBA8 = $8058; - GL_BGR = $80E0; - GL_BGRA = $80E1; - GL_ALPHA4 = $803B; - GL_ALPHA8 = $803C; - GL_LUMINANCE4 = $803F; - GL_LUMINANCE8 = $8040; - GL_LUMINANCE4_ALPHA4 = $8043; - GL_LUMINANCE8_ALPHA8 = $8045; - GL_DEPTH_COMPONENT = $1902; - - GL_UNSIGNED_BYTE = $1401; - GL_ALPHA = $1906; - GL_LUMINANCE = $1909; - GL_LUMINANCE_ALPHA = $190A; - - GL_TEXTURE_WIDTH = $1000; - GL_TEXTURE_HEIGHT = $1001; - GL_TEXTURE_INTERNAL_FORMAT = $1003; - GL_TEXTURE_RED_SIZE = $805C; - GL_TEXTURE_GREEN_SIZE = $805D; - GL_TEXTURE_BLUE_SIZE = $805E; - GL_TEXTURE_ALPHA_SIZE = $805F; - GL_TEXTURE_LUMINANCE_SIZE = $8060; - - // Dataformats - GL_UNSIGNED_SHORT_5_6_5 = $8363; - GL_UNSIGNED_SHORT_5_6_5_REV = $8364; - GL_UNSIGNED_SHORT_4_4_4_4_REV = $8365; - GL_UNSIGNED_SHORT_1_5_5_5_REV = $8366; - GL_UNSIGNED_INT_2_10_10_10_REV = $8368; - - // Filter - GL_NEAREST = $2600; - GL_LINEAR = $2601; - GL_NEAREST_MIPMAP_NEAREST = $2700; - GL_LINEAR_MIPMAP_NEAREST = $2701; - GL_NEAREST_MIPMAP_LINEAR = $2702; - GL_LINEAR_MIPMAP_LINEAR = $2703; - GL_TEXTURE_MAG_FILTER = $2800; - GL_TEXTURE_MIN_FILTER = $2801; - - // Wrapmodes - GL_TEXTURE_WRAP_S = $2802; - GL_TEXTURE_WRAP_T = $2803; - GL_CLAMP = $2900; - GL_REPEAT = $2901; - GL_CLAMP_TO_EDGE = $812F; - GL_CLAMP_TO_BORDER = $812D; - GL_TEXTURE_WRAP_R = $8072; - - GL_MIRRORED_REPEAT = $8370; - - // Border Color - GL_TEXTURE_BORDER_COLOR = $1004; + GL_TEXTURE_1D = $0DE0; + GL_TEXTURE_2D = $0DE1; + GL_TEXTURE_RECTANGLE = $84F5; + + GL_NORMAL_MAP = $8511; + GL_TEXTURE_CUBE_MAP = $8513; + GL_REFLECTION_MAP = $8512; + GL_TEXTURE_CUBE_MAP_POSITIVE_X = $8515; + GL_TEXTURE_CUBE_MAP_NEGATIVE_X = $8516; + GL_TEXTURE_CUBE_MAP_POSITIVE_Y = $8517; + GL_TEXTURE_CUBE_MAP_NEGATIVE_Y = $8518; + GL_TEXTURE_CUBE_MAP_POSITIVE_Z = $8519; + GL_TEXTURE_CUBE_MAP_NEGATIVE_Z = $851A; + + GL_TEXTURE_WIDTH = $1000; + GL_TEXTURE_HEIGHT = $1001; + GL_TEXTURE_INTERNAL_FORMAT = $1003; + GL_TEXTURE_SWIZZLE_RGBA = $8E46; - // Texgen - GL_NORMAL_MAP = $8511; - GL_REFLECTION_MAP = $8512; GL_S = $2000; GL_T = $2001; GL_R = $2002; - GL_TEXTURE_GEN_MODE = $2500; + GL_Q = $2003; + GL_TEXTURE_GEN_S = $0C60; GL_TEXTURE_GEN_T = $0C61; GL_TEXTURE_GEN_R = $0C62; + GL_TEXTURE_GEN_Q = $0C63; + + GL_RED = $1903; + GL_GREEN = $1904; + GL_BLUE = $1905; + + GL_ALPHA = $1906; + GL_ALPHA4 = $803B; + GL_ALPHA8 = $803C; + GL_ALPHA12 = $803D; + GL_ALPHA16 = $803E; + + GL_LUMINANCE = $1909; + GL_LUMINANCE4 = $803F; + GL_LUMINANCE8 = $8040; + GL_LUMINANCE12 = $8041; + GL_LUMINANCE16 = $8042; + + GL_LUMINANCE_ALPHA = $190A; + GL_LUMINANCE4_ALPHA4 = $8043; + GL_LUMINANCE6_ALPHA2 = $8044; + GL_LUMINANCE8_ALPHA8 = $8045; + GL_LUMINANCE12_ALPHA4 = $8046; + GL_LUMINANCE12_ALPHA12 = $8047; + GL_LUMINANCE16_ALPHA16 = $8048; + + GL_RGB = $1907; + GL_BGR = $80E0; + GL_R3_G3_B2 = $2A10; + GL_RGB4 = $804F; + GL_RGB5 = $8050; + GL_RGB565 = $8D62; + GL_RGB8 = $8051; + GL_RGB10 = $8052; + GL_RGB12 = $8053; + GL_RGB16 = $8054; + + GL_RGBA = $1908; + GL_BGRA = $80E1; + GL_RGBA2 = $8055; + GL_RGBA4 = $8056; + GL_RGB5_A1 = $8057; + GL_RGBA8 = $8058; + GL_RGB10_A2 = $8059; + GL_RGBA12 = $805A; + GL_RGBA16 = $805B; + + GL_DEPTH_COMPONENT = $1902; + GL_DEPTH_COMPONENT16 = $81A5; + GL_DEPTH_COMPONENT24 = $81A6; + GL_DEPTH_COMPONENT32 = $81A7; + + GL_COMPRESSED_RGB = $84ED; + GL_COMPRESSED_RGBA = $84EE; + GL_COMPRESSED_RGB_S3TC_DXT1_EXT = $83F0; + GL_COMPRESSED_RGBA_S3TC_DXT1_EXT = $83F1; + GL_COMPRESSED_RGBA_S3TC_DXT3_EXT = $83F2; + GL_COMPRESSED_RGBA_S3TC_DXT5_EXT = $83F3; + + GL_UNSIGNED_BYTE = $1401; + GL_UNSIGNED_BYTE_3_3_2 = $8032; + GL_UNSIGNED_BYTE_2_3_3_REV = $8362; + + GL_UNSIGNED_SHORT = $1403; + GL_UNSIGNED_SHORT_5_6_5 = $8363; + GL_UNSIGNED_SHORT_4_4_4_4 = $8033; + GL_UNSIGNED_SHORT_5_5_5_1 = $8034; + GL_UNSIGNED_SHORT_5_6_5_REV = $8364; + GL_UNSIGNED_SHORT_4_4_4_4_REV = $8365; + GL_UNSIGNED_SHORT_1_5_5_5_REV = $8366; + + GL_UNSIGNED_INT = $1405; + GL_UNSIGNED_INT_8_8_8_8 = $8035; + GL_UNSIGNED_INT_10_10_10_2 = $8036; + GL_UNSIGNED_INT_8_8_8_8_REV = $8367; + GL_UNSIGNED_INT_2_10_10_10_REV = $8368; + + { Texture Filter } + GL_TEXTURE_MAG_FILTER = $2800; + GL_TEXTURE_MIN_FILTER = $2801; + GL_NEAREST = $2600; + GL_NEAREST_MIPMAP_NEAREST = $2700; + GL_NEAREST_MIPMAP_LINEAR = $2702; + GL_LINEAR = $2601; + GL_LINEAR_MIPMAP_NEAREST = $2701; + GL_LINEAR_MIPMAP_LINEAR = $2703; + + { Texture Wrap } + GL_TEXTURE_WRAP_S = $2802; + GL_TEXTURE_WRAP_T = $2803; + GL_TEXTURE_WRAP_R = $8072; + GL_CLAMP = $2900; + GL_REPEAT = $2901; + GL_CLAMP_TO_EDGE = $812F; + GL_CLAMP_TO_BORDER = $812D; + GL_MIRRORED_REPEAT = $8370; + + { Other } + GL_GENERATE_MIPMAP = $8191; + GL_TEXTURE_BORDER_COLOR = $1004; + GL_MAX_TEXTURE_SIZE = $0D33; + GL_PACK_ALIGNMENT = $0D05; + GL_UNPACK_ALIGNMENT = $0CF5; - // Cubemaps - GL_MAX_CUBE_MAP_TEXTURE_SIZE = $851C; - GL_TEXTURE_CUBE_MAP = $8513; - GL_TEXTURE_BINDING_CUBE_MAP = $8514; - GL_TEXTURE_CUBE_MAP_POSITIVE_X = $8515; - GL_TEXTURE_CUBE_MAP_NEGATIVE_X = $8516; - GL_TEXTURE_CUBE_MAP_POSITIVE_Y = $8517; - GL_TEXTURE_CUBE_MAP_NEGATIVE_Y = $8518; - GL_TEXTURE_CUBE_MAP_POSITIVE_Z = $8519; - GL_TEXTURE_CUBE_MAP_NEGATIVE_Z = $851A; - - GL_TEXTURE_RECTANGLE_ARB = $84F5; - - // GL_SGIS_generate_mipmap - GL_GENERATE_MIPMAP = $8191; - - // GL_EXT_texture_compression_s3tc - GL_COMPRESSED_RGB_S3TC_DXT1_EXT = $83F0; - GL_COMPRESSED_RGBA_S3TC_DXT1_EXT = $83F1; - GL_COMPRESSED_RGBA_S3TC_DXT3_EXT = $83F2; - GL_COMPRESSED_RGBA_S3TC_DXT5_EXT = $83F3; - - // GL_EXT_texture_filter_anisotropic - GL_TEXTURE_MAX_ANISOTROPY_EXT = $84FE; + GL_TEXTURE_MAX_ANISOTROPY_EXT = $84FE; GL_MAX_TEXTURE_MAX_ANISOTROPY_EXT = $84FF; + GL_MAX_CUBE_MAP_TEXTURE_SIZE = $851C; + GL_TEXTURE_GEN_MODE = $2500; + +{$IF DEFINED(GLB_WIN)} + libglu = 'glu32.dll'; + libopengl = 'opengl32.dll'; +{$ELSEIF DEFINED(GLB_LINUX)} + libglu = 'libGLU.so.1'; + libopengl = 'libGL.so.1'; +{$IFEND} - // GL_ARB_texture_compression - GL_COMPRESSED_RGB = $84ED; - GL_COMPRESSED_RGBA = $84EE; - GL_COMPRESSED_ALPHA = $84E9; - GL_COMPRESSED_LUMINANCE = $84EA; - GL_COMPRESSED_LUMINANCE_ALPHA = $84EB; +type + GLboolean = BYTEBOOL; + GLint = Integer; + GLsizei = Integer; + GLuint = Cardinal; + GLfloat = Single; + GLenum = Cardinal; + + PGLvoid = Pointer; + PGLboolean = ^GLboolean; + PGLint = ^GLint; + PGLuint = ^GLuint; + PGLfloat = ^GLfloat; + + TglCompressedTexImage1D = procedure(target: GLenum; level: GLint; internalformat: GLenum; width: GLsizei; border: GLint; imageSize: GLsizei; const data: PGLvoid); {$IFDEF GLB_WIN}stdcall; {$ELSE}cdecl; {$ENDIF} + TglCompressedTexImage2D = procedure(target: GLenum; level: GLint; internalformat: GLenum; width: GLsizei; height: GLsizei; border: GLint; imageSize: GLsizei; const data: PGLvoid); {$IFDEF GLB_WIN}stdcall; {$ELSE}cdecl; {$ENDIF} + TglGetCompressedTexImage = procedure(target: GLenum; level: GLint; img: PGLvoid); {$IFDEF GLB_WIN}stdcall; {$ELSE}cdecl; {$ENDIF} + +{$IF DEFINED(GLB_WIN)} + TwglGetProcAddress = function (ProcName: PAnsiChar): Pointer; stdcall; +{$ELSEIF DEFINED(GLB_LINUX)} + TglXGetProcAddress = function(ProcName: PAnsiChar): Pointer; cdecl; + TglXGetProcAddressARB = function(const name: PAnsiChar): pointer; cdecl; +{$IFEND} + +{$IF DEFINED(GLB_NATIVE_OGL_DYNAMIC)} + TglEnable = procedure(cap: GLenum); {$IFDEF GLB_WIN}stdcall; {$ELSE}cdecl; {$ENDIF} + TglDisable = procedure(cap: GLenum); {$IFDEF GLB_WIN}stdcall; {$ELSE}cdecl; {$ENDIF} + + TglGetString = function(name: GLenum): PAnsiChar; {$IFDEF GLB_WIN}stdcall; {$ELSE}cdecl; {$ENDIF} + TglGetIntegerv = procedure(pname: GLenum; params: PGLint); {$IFDEF GLB_WIN}stdcall; {$ELSE}cdecl; {$ENDIF} + + TglTexParameteri = procedure(target: GLenum; pname: GLenum; param: GLint); {$IFDEF GLB_WIN}stdcall; {$ELSE}cdecl; {$ENDIF} + TglTexParameteriv = procedure(target: GLenum; pname: GLenum; const params: PGLint); {$IFDEF GLB_WIN}stdcall; {$ELSE}cdecl; {$ENDIF} + TglTexParameterfv = procedure(target: GLenum; pname: GLenum; const params: PGLfloat); {$IFDEF GLB_WIN}stdcall; {$ELSE}cdecl; {$ENDIF} + TglGetTexParameteriv = procedure(target: GLenum; pname: GLenum; params: PGLint); {$IFDEF GLB_WIN}stdcall; {$ELSE}cdecl; {$ENDIF} + TglGetTexParameterfv = procedure(target: GLenum; pname: GLenum; params: PGLfloat); {$IFDEF GLB_WIN}stdcall; {$ELSE}cdecl; {$ENDIF} + TglGetTexLevelParameteriv = procedure(target: GLenum; level: GLint; pname: GLenum; params: PGLint); {$IFDEF GLB_WIN}stdcall; {$ELSE}cdecl; {$ENDIF} + TglGetTexLevelParameterfv = procedure(target: GLenum; level: GLint; pname: GLenum; params: PGLfloat); {$IFDEF GLB_WIN}stdcall; {$ELSE}cdecl; {$ENDIF} + + TglTexGeni = procedure(coord: GLenum; pname: GLenum; param: GLint); {$IFDEF GLB_WIN}stdcall; {$ELSE}cdecl; {$ENDIF} + TglGenTextures = procedure(n: GLsizei; textures: PGLuint); {$IFDEF GLB_WIN}stdcall; {$ELSE}cdecl; {$ENDIF} + TglBindTexture = procedure(target: GLenum; texture: GLuint); {$IFDEF GLB_WIN}stdcall; {$ELSE}cdecl; {$ENDIF} + TglDeleteTextures = procedure(n: GLsizei; const textures: PGLuint); {$IFDEF GLB_WIN}stdcall; {$ELSE}cdecl; {$ENDIF} + + TglAreTexturesResident = function(n: GLsizei; const textures: PGLuint; residences: PGLboolean): GLboolean; {$IFDEF DGL_WIN}stdcall; {$ELSE}cdecl; {$ENDIF} + TglReadPixels = procedure(x: GLint; y: GLint; width: GLsizei; height: GLsizei; format: GLenum; _type: GLenum; pixels: PGLvoid); {$IFDEF GLB_WIN}stdcall; {$ELSE}cdecl; {$ENDIF} + TglPixelStorei = procedure(pname: GLenum; param: GLint); {$IFDEF GLB_WIN}stdcall; {$ELSE}cdecl; {$ENDIF} + + TglTexImage1D = procedure(target: GLenum; level: GLint; internalformat: GLint; width: GLsizei; border: GLint; format: GLenum; _type: GLenum; const pixels: PGLvoid); {$IFDEF GLB_WIN}stdcall; {$ELSE}cdecl; {$ENDIF} + TglTexImage2D = procedure(target: GLenum; level: GLint; internalformat: GLint; width: GLsizei; height: GLsizei; border: GLint; format: GLenum; _type: GLenum; const pixels: PGLvoid); {$IFDEF GLB_WIN}stdcall; {$ELSE}cdecl; {$ENDIF} + TglGetTexImage = procedure(target: GLenum; level: GLint; format: GLenum; _type: GLenum; pixels: PGLvoid); {$IFDEF GLB_WIN}stdcall; {$ELSE}cdecl; {$ENDIF} + + TgluBuild1DMipmaps = function(target: GLEnum; components, width: GLint; format, atype: GLEnum; const data: Pointer): GLint; {$IFDEF GLB_WIN}stdcall; {$ELSE}cdecl; {$ENDIF} + TgluBuild2DMipmaps = function(target: GLEnum; components, width, height: GLint; format, atype: GLEnum; const Data: Pointer): GLint; {$IFDEF GLB_WIN}stdcall; {$ELSE}cdecl; {$ENDIF} + +{$ELSEIF DEFINED(GLB_NATIVE_OGL_STATIC)} + procedure glEnable(cap: GLenum); {$IFDEF GLB_WIN}stdcall; {$ELSE}cdecl; {$ENDIF} external libopengl; + procedure glDisable(cap: GLenum); {$IFDEF GLB_WIN}stdcall; {$ELSE}cdecl; {$ENDIF} external libopengl; + + function glGetString(name: GLenum): PAnsiChar; {$IFDEF GLB_WIN}stdcall; {$ELSE}cdecl; {$ENDIF} external libopengl; + procedure glGetIntegerv(pname: GLenum; params: PGLint); {$IFDEF GLB_WIN}stdcall; {$ELSE}cdecl; {$ENDIF} external libopengl; + + procedure glTexParameteri(target: GLenum; pname: GLenum; param: GLint); {$IFDEF GLB_WIN}stdcall; {$ELSE}cdecl; {$ENDIF} external libopengl; + procedure glTexParameteriv(target: GLenum; pname: GLenum; const params: PGLint); {$IFDEF GLB_WIN}stdcall; {$ELSE}cdecl; {$ENDIF} external libopengl; + procedure glTexParameterfv(target: GLenum; pname: GLenum; const params: PGLfloat); {$IFDEF GLB_WIN}stdcall; {$ELSE}cdecl; {$ENDIF} external libopengl; + procedure glGetTexParameteriv(target: GLenum; pname: GLenum; params: PGLint); {$IFDEF GLB_WIN}stdcall; {$ELSE}cdecl; {$ENDIF} external libopengl; + procedure glGetTexParameterfv(target: GLenum; pname: GLenum; params: PGLfloat); {$IFDEF GLB_WIN}stdcall; {$ELSE}cdecl; {$ENDIF} external libopengl; + procedure glGetTexLevelParameteriv(target: GLenum; level: GLint; pname: GLenum; params: PGLint); {$IFDEF GLB_WIN}stdcall; {$ELSE}cdecl; {$ENDIF} external libopengl; + procedure glGetTexLevelParameterfv(target: GLenum; level: GLint; pname: GLenum; params: PGLfloat); {$IFDEF GLB_WIN}stdcall; {$ELSE}cdecl; {$ENDIF} external libopengl; + + procedure glTexGeni(coord: GLenum; pname: GLenum; param: GLint); {$IFDEF GLB_WIN}stdcall; {$ELSE}cdecl; {$ENDIF} external libopengl; + procedure glGenTextures(n: GLsizei; textures: PGLuint); {$IFDEF GLB_WIN}stdcall; {$ELSE}cdecl; {$ENDIF} external libopengl; + procedure glBindTexture(target: GLenum; texture: GLuint); {$IFDEF GLB_WIN}stdcall; {$ELSE}cdecl; {$ENDIF} external libopengl; + procedure glDeleteTextures(n: GLsizei; const textures: PGLuint); {$IFDEF GLB_WIN}stdcall; {$ELSE}cdecl; {$ENDIF} external libopengl; + + function glAreTexturesResident(n: GLsizei; const textures: PGLuint; residences: PGLboolean): GLboolean; {$IFDEF DGL_WIN}stdcall; {$ELSE}cdecl; {$ENDIF} external libopengl; + procedure glReadPixels(x: GLint; y: GLint; width: GLsizei; height: GLsizei; format: GLenum; _type: GLenum; pixels: PGLvoid); {$IFDEF GLB_WIN}stdcall; {$ELSE}cdecl; {$ENDIF} external libopengl; + procedure glPixelStorei(pname: GLenum; param: GLint); {$IFDEF GLB_WIN}stdcall; {$ELSE}cdecl; {$ENDIF} external libopengl; + + procedure glTexImage1D(target: GLenum; level: GLint; internalformat: GLint; width: GLsizei; border: GLint; format: GLenum; _type: GLenum; const pixels: PGLvoid); {$IFDEF GLB_WIN}stdcall; {$ELSE}cdecl; {$ENDIF} external libopengl; + procedure glTexImage2D(target: GLenum; level: GLint; internalformat: GLint; width: GLsizei; height: GLsizei; border: GLint; format: GLenum; _type: GLenum; const pixels: PGLvoid); {$IFDEF GLB_WIN}stdcall; {$ELSE}cdecl; {$ENDIF} external libopengl; + procedure glGetTexImage(target: GLenum; level: GLint; format: GLenum; _type: GLenum; pixels: PGLvoid); {$IFDEF GLB_WIN}stdcall; {$ELSE}cdecl; {$ENDIF} external libopengl; + + function gluBuild1DMipmaps(target: GLEnum; components, width: GLint; format, atype: GLEnum; const data: Pointer): GLint; {$IFDEF GLB_WIN}stdcall; {$ELSE}cdecl; {$ENDIF} external libglu; + function gluBuild2DMipmaps(target: GLEnum; components, width, height: GLint; format, atype: GLEnum; const Data: Pointer): GLint; {$IFDEF GLB_WIN}stdcall; {$ELSE}cdecl; {$ENDIF} external libglu; +{$IFEND} - // Extensions var GL_VERSION_1_2, GL_VERSION_1_3, GL_VERSION_1_4, GL_VERSION_2_0, + GL_VERSION_3_3, + + GL_SGIS_generate_mipmap, GL_ARB_texture_border_clamp, - GL_ARB_texture_cube_map, - GL_ARB_texture_compression, - GL_ARB_texture_non_power_of_two, - GL_ARB_texture_rectangle, GL_ARB_texture_mirrored_repeat, - GL_EXT_bgra, - GL_EXT_texture_edge_clamp, - GL_EXT_texture_cube_map, - GL_EXT_texture_compression_s3tc, - GL_EXT_texture_filter_anisotropic, - GL_EXT_texture_rectangle, - GL_NV_texture_rectangle, + GL_ARB_texture_rectangle, + GL_ARB_texture_non_power_of_two, + GL_ARB_texture_swizzle, + GL_ARB_texture_cube_map, + GL_IBM_texture_mirrored_repeat, - GL_SGIS_generate_mipmap: Boolean; -const -{$IFDEF LINUX} - libglu = 'libGLU.so.1'; - libopengl = 'libGL.so.1'; -{$else} - libglu = 'glu32.dll'; - libopengl = 'opengl32.dll'; -{$ENDIF} + GL_NV_texture_rectangle, -{$IFDEF LINUX} - function glXGetProcAddress(ProcName: PAnsiChar): Pointer; cdecl; external libopengl; -{$else} - function wglGetProcAddress(ProcName: PAnsiChar): Pointer; stdcall; external libopengl; + GL_EXT_texture_edge_clamp, + GL_EXT_texture_rectangle, + GL_EXT_texture_swizzle, + GL_EXT_texture_cube_map, + GL_EXT_texture_filter_anisotropic: Boolean; + + glCompressedTexImage1D: TglCompressedTexImage1D; + glCompressedTexImage2D: TglCompressedTexImage2D; + glGetCompressedTexImage: TglGetCompressedTexImage; + +{$IF DEFINED(GLB_WIN)} + wglGetProcAddress: TwglGetProcAddress; +{$ELSEIF DEFINED(GLB_LINUX)} + glXGetProcAddress: TglXGetProcAddress; + glXGetProcAddressARB: TglXGetProcAddress; +{$IFEND} + +{$IFDEF GLB_NATIVE_OGL_DYNAMIC} + glEnable: TglEnable; + glDisable: TglDisable; + + glGetString: TglGetString; + glGetIntegerv: TglGetIntegerv; + + glTexParameteri: TglTexParameteri; + glTexParameteriv: TglTexParameteriv; + glTexParameterfv: TglTexParameterfv; + glGetTexParameteriv: TglGetTexParameteriv; + glGetTexParameterfv: TglGetTexParameterfv; + glGetTexLevelParameteriv: TglGetTexLevelParameteriv; + glGetTexLevelParameterfv: TglGetTexLevelParameterfv; + + glTexGeni: TglTexGeni; + glGenTextures: TglGenTextures; + glBindTexture: TglBindTexture; + glDeleteTextures: TglDeleteTextures; + + glAreTexturesResident: TglAreTexturesResident; + glReadPixels: TglReadPixels; + glPixelStorei: TglPixelStorei; + + glTexImage1D: TglTexImage1D; + glTexImage2D: TglTexImage2D; + glGetTexImage: TglGetTexImage; + + gluBuild1DMipmaps: TgluBuild1DMipmaps; + gluBuild2DMipmaps: TgluBuild2DMipmaps; +{$ENDIF} {$ENDIF} - function glGetString(name: Cardinal): PAnsiChar; {$IFDEF WINDOWS}stdcall; {$else}cdecl; {$ENDIF} external libopengl; - - procedure glEnable(cap: Cardinal); {$IFDEF WINDOWS}stdcall; {$else}cdecl; {$ENDIF} external libopengl; - procedure glDisable(cap: Cardinal); {$IFDEF WINDOWS}stdcall; {$else}cdecl; {$ENDIF} external libopengl; - procedure glGetIntegerv(pname: Cardinal; params: PInteger); {$IFDEF WINDOWS}stdcall; {$else}cdecl; {$ENDIF} external libopengl; - - procedure glTexImage1D(target: Cardinal; level, internalformat, width, border: Integer; format, atype: Cardinal; const pixels: Pointer); {$IFDEF WINDOWS}stdcall; {$else}cdecl; {$ENDIF} external libopengl; - procedure glTexImage2D(target: Cardinal; level, internalformat, width, height, border: Integer; format, atype: Cardinal; const pixels: Pointer); {$IFDEF WINDOWS}stdcall; {$else}cdecl; {$ENDIF} external libopengl; - - procedure glGenTextures(n: Integer; Textures: PCardinal); {$IFDEF WINDOWS}stdcall; {$else}cdecl; {$ENDIF} external libopengl; - procedure glBindTexture(target: Cardinal; Texture: Cardinal); {$IFDEF WINDOWS}stdcall; {$else}cdecl; {$ENDIF} external libopengl; - procedure glDeleteTextures(n: Integer; const textures: PCardinal); {$IFDEF WINDOWS}stdcall; {$else}cdecl; {$ENDIF} external libopengl; +type +//////////////////////////////////////////////////////////////////////////////////////////////////// +// the name of formats is composed of the following constituents: +// - multiple chanals: +// - channel (e.g. R, G, B, A or Alpha, Luminance or X (reserved) +// - width of the chanel in bit (4, 8, 16, ...) +// - data type (e.g. ub, us, ui) +// - number of data types - procedure glReadPixels(x, y: Integer; width, height: Integer; format, atype: Cardinal; pixels: Pointer); {$IFDEF WINDOWS}stdcall; {$else}cdecl; {$ENDIF} external libopengl; - procedure glPixelStorei(pname: Cardinal; param: Integer); {$IFDEF WINDOWS}stdcall; {$else}cdecl; {$ENDIF} external libopengl; - procedure glGetTexImage(target: Cardinal; level: Integer; format: Cardinal; _type: Cardinal; pixels: Pointer); {$IFDEF WINDOWS}stdcall; {$else}cdecl; {$ENDIF} external libopengl; - function glAreTexturesResident(n: Integer; const Textures: PCardinal; residences: PByteBool): ByteBool; {$IFDEF WINDOWS}stdcall; {$else}cdecl; {$ENDIF} external libopengl; - procedure glTexParameteri(target: Cardinal; pname: Cardinal; param: Integer); {$IFDEF WINDOWS}stdcall; {$else}cdecl; {$ENDIF} external libopengl; - procedure glTexParameterfv(target: Cardinal; pname: Cardinal; const params: PSingle); {$IFDEF WINDOWS}stdcall; {$else}cdecl; {$ENDIF} external libopengl; - procedure glGetTexLevelParameteriv(target: Cardinal; level: Integer; pname: Cardinal; params: PInteger); {$IFDEF WINDOWS}stdcall; {$else}cdecl; {$ENDIF} external libopengl; - procedure glTexGeni(coord, pname: Cardinal; param: Integer); {$IFDEF WINDOWS}stdcall; {$else}cdecl; {$ENDIF} external libopengl; + TglBitmapFormat = ( + tfEmpty = 0, //must be smallest value! + + tfAlpha4ub1, // 1 x unsigned byte + tfAlpha8ub1, // 1 x unsigned byte + tfAlpha16us1, // 1 x unsigned short + + tfLuminance4ub1, // 1 x unsigned byte + tfLuminance8ub1, // 1 x unsigned byte + tfLuminance16us1, // 1 x unsigned short + + tfLuminance4Alpha4ub2, // 1 x unsigned byte (lum), 1 x unsigned byte (alpha) + tfLuminance6Alpha2ub2, // 1 x unsigned byte (lum), 1 x unsigned byte (alpha) + tfLuminance8Alpha8ub2, // 1 x unsigned byte (lum), 1 x unsigned byte (alpha) + tfLuminance12Alpha4us2, // 1 x unsigned short (lum), 1 x unsigned short (alpha) + tfLuminance16Alpha16us2, // 1 x unsigned short (lum), 1 x unsigned short (alpha) + + tfR3G3B2ub1, // 1 x unsigned byte (3bit red, 3bit green, 2bit blue) + tfRGBX4us1, // 1 x unsigned short (4bit red, 4bit green, 4bit blue, 4bit reserverd) + tfXRGB4us1, // 1 x unsigned short (4bit reserved, 4bit red, 4bit green, 4bit blue) + tfR5G6B5us1, // 1 x unsigned short (5bit red, 6bit green, 5bit blue) + tfRGB5X1us1, // 1 x unsigned short (5bit red, 5bit green, 5bit blue, 1bit reserved) + tfX1RGB5us1, // 1 x unsigned short (1bit reserved, 5bit red, 5bit green, 5bit blue) + tfRGB8ub3, // 1 x unsigned byte (red), 1 x unsigned byte (green), 1 x unsigned byte (blue) + tfRGBX8ui1, // 1 x unsigned int (8bit red, 8bit green, 8bit blue, 8bit reserved) + tfXRGB8ui1, // 1 x unsigned int (8bit reserved, 8bit red, 8bit green, 8bit blue) + tfRGB10X2ui1, // 1 x unsigned int (10bit red, 10bit green, 10bit blue, 2bit reserved) + tfX2RGB10ui1, // 1 x unsigned int (2bit reserved, 10bit red, 10bit green, 10bit blue) + tfRGB16us3, // 1 x unsigned short (red), 1 x unsigned short (green), 1 x unsigned short (blue) + + tfRGBA4us1, // 1 x unsigned short (4bit red, 4bit green, 4bit blue, 4bit alpha) + tfARGB4us1, // 1 x unsigned short (4bit alpha, 4bit red, 4bit green, 4bit blue) + tfRGB5A1us1, // 1 x unsigned short (5bit red, 5bit green, 5bit blue, 1bit alpha) + tfA1RGB5us1, // 1 x unsigned short (1bit alpha, 5bit red, 5bit green, 5bit blue) + tfRGBA8ui1, // 1 x unsigned int (8bit red, 8bit green, 8bit blue, 8 bit alpha) + tfARGB8ui1, // 1 x unsigned int (8 bit alpha, 8bit red, 8bit green, 8bit blue) + tfRGBA8ub4, // 1 x unsigned byte (red), 1 x unsigned byte (green), 1 x unsigned byte (blue), 1 x unsigned byte (alpha) + tfRGB10A2ui1, // 1 x unsigned int (10bit red, 10bit green, 10bit blue, 2bit alpha) + tfA2RGB10ui1, // 1 x unsigned int (2bit alpha, 10bit red, 10bit green, 10bit blue) + tfRGBA16us4, // 1 x unsigned short (red), 1 x unsigned short (green), 1 x unsigned short (blue), 1 x unsigned short (alpha) + + tfBGRX4us1, // 1 x unsigned short (4bit blue, 4bit green, 4bit red, 4bit reserved) + tfXBGR4us1, // 1 x unsigned short (4bit reserved, 4bit blue, 4bit green, 4bit red) + tfB5G6R5us1, // 1 x unsigned short (5bit blue, 6bit green, 5bit red) + tfBGR5X1us1, // 1 x unsigned short (5bit blue, 5bit green, 5bit red, 1bit reserved) + tfX1BGR5us1, // 1 x unsigned short (1bit reserved, 5bit blue, 5bit green, 5bit red) + tfBGR8ub3, // 1 x unsigned byte (blue), 1 x unsigned byte (green), 1 x unsigned byte (red) + tfBGRX8ui1, // 1 x unsigned int (8bit blue, 8bit green, 8bit red, 8bit reserved) + tfXBGR8ui1, // 1 x unsigned int (8bit reserved, 8bit blue, 8bit green, 8bit red) + tfBGR10X2ui1, // 1 x unsigned int (10bit blue, 10bit green, 10bit red, 2bit reserved) + tfX2BGR10ui1, // 1 x unsigned int (2bit reserved, 10bit blue, 10bit green, 10bit red) + tfBGR16us3, // 1 x unsigned short (blue), 1 x unsigned short (green), 1 x unsigned short (red) + + tfBGRA4us1, // 1 x unsigned short (4bit blue, 4bit green, 4bit red, 4bit alpha) + tfABGR4us1, // 1 x unsigned short (4bit alpha, 4bit blue, 4bit green, 4bit red) + tfBGR5A1us1, // 1 x unsigned short (5bit blue, 5bit green, 5bit red, 1bit alpha) + tfA1BGR5us1, // 1 x unsigned short (1bit alpha, 5bit blue, 5bit green, 5bit red) + tfBGRA8ui1, // 1 x unsigned int (8bit blue, 8bit green, 8bit red, 8bit alpha) + tfABGR8ui1, // 1 x unsigned int (8bit alpha, 8bit blue, 8bit green, 8bit red) + tfBGRA8ub4, // 1 x unsigned byte (blue), 1 x unsigned byte (green), 1 x unsigned byte (red), 1 x unsigned byte (alpha) + tfBGR10A2ui1, // 1 x unsigned int (10bit blue, 10bit green, 10bit red, 2bit alpha) + tfA2BGR10ui1, // 1 x unsigned int (2bit alpha, 10bit blue, 10bit green, 10bit red) + tfBGRA16us4, // 1 x unsigned short (blue), 1 x unsigned short (green), 1 x unsigned short (red), 1 x unsigned short (alpha) + + tfDepth16us1, // 1 x unsigned short (depth) + tfDepth24ui1, // 1 x unsigned int (depth) + tfDepth32ui1, // 1 x unsigned int (depth) + + tfS3tcDtx1RGBA, + tfS3tcDtx3RGBA, + tfS3tcDtx5RGBA + ); - function gluBuild1DMipmaps(Target: Cardinal; Components, Width: Integer; Format, atype: Cardinal; Data: Pointer): Integer; {$IFDEF WINDOWS}stdcall; {$else}cdecl; {$ENDIF} external libglu; - function gluBuild2DMipmaps(Target: Cardinal; Components, Width, Height: Integer; Format, aType: Cardinal; Data: Pointer): Integer; {$IFDEF WINDOWS}stdcall; {$else}cdecl; {$ENDIF} external libglu; + TglBitmapFileType = ( + {$IFDEF GLB_SUPPORT_PNG_WRITE} ftPNG, {$ENDIF} + {$IFDEF GLB_SUPPORT_JPEG_WRITE}ftJPEG, {$ENDIF} + ftDDS, + ftTGA, + ftBMP); + TglBitmapFileTypes = set of TglBitmapFileType; + + TglBitmapMipMap = ( + mmNone, + mmMipmap, + mmMipmapGlu); + + TglBitmapNormalMapFunc = ( + nm4Samples, + nmSobel, + nm3x3, + nm5x5); + + //////////////////////////////////////////////////////////////////////////////////////////////////// + EglBitmap = class(Exception); + EglBitmapNotSupported = class(Exception); + EglBitmapSizeToLarge = class(EglBitmap); + EglBitmapNonPowerOfTwo = class(EglBitmap); + EglBitmapUnsupportedFormat = class(EglBitmap) + public + constructor Create(const aFormat: TglBitmapFormat); overload; + constructor Create(const aMsg: String; const aFormat: TglBitmapFormat); overload; + end; + +//////////////////////////////////////////////////////////////////////////////////////////////////// + TglBitmapRec4ui = packed record + case Integer of + 0: (r, g, b, a: Cardinal); + 1: (arr: array[0..3] of Cardinal); + end; + + TglBitmapRec4ub = packed record + case Integer of + 0: (r, g, b, a: Byte); + 1: (arr: array[0..3] of Byte); + end; + + TglBitmapRec4ul = packed record + case Integer of + 0: (r, g, b, a: QWord); + 1: (arr: array[0..3] of QWord); + end; + + TglBitmapFormatDescriptor = class(TObject) + strict private + // cached properties + fBytesPerPixel: Single; + fChannelCount: Integer; + fMask: TglBitmapRec4ul; + fRange: TglBitmapRec4ui; + + function GetHasRed: Boolean; + function GetHasGreen: Boolean; + function GetHasBlue: Boolean; + function GetHasAlpha: Boolean; + function GetHasColor: Boolean; + function GetIsGrayscale: Boolean; + protected + fFormat: TglBitmapFormat; + fWithAlpha: TglBitmapFormat; + fWithoutAlpha: TglBitmapFormat; + fOpenGLFormat: TglBitmapFormat; + fRGBInverted: TglBitmapFormat; + fUncompressed: TglBitmapFormat; -var - glCompressedTexImage2D : procedure(target: Cardinal; level: Integer; internalformat: Cardinal; width, height: Integer; border: Integer; imageSize: Integer; const data: Pointer); {$IFDEF WINDOWS}stdcall; {$else}cdecl; {$ENDIF} - glCompressedTexImage1D : procedure(target: Cardinal; level: Integer; internalformat: Cardinal; width: Integer; border: Integer; imageSize: Integer; const data: Pointer); {$IFDEF WINDOWS}stdcall; {$else}cdecl; {$ENDIF} - glGetCompressedTexImage : procedure(target: Cardinal; level: Integer; img: Pointer); {$IFDEF WINDOWS}stdcall; {$else}cdecl; {$ENDIF} -{$ENDIF} -*) + fBitsPerPixel: Integer; + fIsCompressed: Boolean; -type - EglBitmapException = class(Exception); - EglBitmapSizeToLargeException = class(EglBitmapException); - EglBitmapNonPowerOfTwoException = class(EglBitmapException); - EglBitmapUnsupportedInternalFormat = class(EglBitmapException); + fPrecision: TglBitmapRec4ub; + fShift: TglBitmapRec4ub; - TglBitmapPixelDesc = packed record - RedRange: Cardinal; - GreenRange: Cardinal; - BlueRange: Cardinal; - AlphaRange: Cardinal; + fglFormat: GLenum; + fglInternalFormat: GLenum; + fglDataFormat: GLenum; - RedShift: Shortint; - GreenShift: Shortint; - BlueShift: Shortint; - AlphaShift: Shortint; + procedure SetValues; virtual; + procedure CalcValues; + public + property Format: TglBitmapFormat read fFormat; + property ChannelCount: Integer read fChannelCount; + property IsCompressed: Boolean read fIsCompressed; + property BitsPerPixel: Integer read fBitsPerPixel; + property BytesPerPixel: Single read fBytesPerPixel; + + property Precision: TglBitmapRec4ub read fPrecision; + property Shift: TglBitmapRec4ub read fShift; + property Range: TglBitmapRec4ui read fRange; + property Mask: TglBitmapRec4ul read fMask; + + property RGBInverted: TglBitmapFormat read fRGBInverted; + property WithAlpha: TglBitmapFormat read fWithAlpha; + property WithoutAlpha: TglBitmapFormat read fWithAlpha; + property OpenGLFormat: TglBitmapFormat read fOpenGLFormat; + property Uncompressed: TglBitmapFormat read fUncompressed; + + property glFormat: GLenum read fglFormat; + property glInternalFormat: GLenum read fglInternalFormat; + property glDataFormat: GLenum read fglDataFormat; + + property HasRed: Boolean read GetHasRed; + property HasGreen: Boolean read GetHasGreen; + property HasBlue: Boolean read GetHasBlue; + property HasAlpha: Boolean read GetHasAlpha; + property HasColor: Boolean read GetHasColor; + property IsGrayscale: Boolean read GetIsGrayscale; + + constructor Create; + public + class function GetByFormat(const aInternalFormat: GLenum): TglBitmapFormatDescriptor; end; +//////////////////////////////////////////////////////////////////////////////////////////////////// TglBitmapPixelData = packed record - Red: Cardinal; - Green: Cardinal; - Blue: Cardinal; - Alpha: Cardinal; - PixelDesc: TglBitmapPixelDesc; + Data: TglBitmapRec4ui; + Range: TglBitmapRec4ui; + Format: TglBitmapFormat; end; + PglBitmapPixelData = ^TglBitmapPixelData; TglBitmapPixelPositionFields = set of (ffX, ffY); TglBitmapPixelPosition = record @@ -615,137 +986,52 @@ type Y : Word; end; -const - NULL_SIZE: TglBitmapPixelPosition = (Fields: []; X: 0; Y: 0); - -type +//////////////////////////////////////////////////////////////////////////////////////////////////// TglBitmap = class; - TglBitmapFunctionRec = record - Sender : TglBitmap; - Size: TglBitmapPixelPosition; + Sender: TglBitmap; + Size: TglBitmapPixelPosition; Position: TglBitmapPixelPosition; - Source: TglBitmapPixelData; - Dest: TglBitmapPixelData; - CustomData: Pointer; + Source: TglBitmapPixelData; + Dest: TglBitmapPixelData; + Args: Pointer; end; - TglBitmapFunction = procedure(var FuncRec: TglBitmapFunctionRec); - TglBitmapGetPixel = procedure ( - const Pos: TglBitmapPixelPosition; - var Pixel: TglBitmapPixelData) of object; - - TglBitmapSetPixel = procedure ( - const Pos: TglBitmapPixelPosition; - const Pixel: TglBitmapPixelData) of object; - - TglBitmapFileType = ( - {$IFDEF GLB_SUPPORT_PNG_WRITE} ftPNG, {$ENDIF} - {$IFDEF GLB_SUPPORT_JPEG_WRITE}ftJPEG, {$ENDIF} - ftDDS, - ftTGA, - ftBMP); - TglBitmapFileTypes = set of TglBitmapFileType; - - TglBitmapMipMap = ( - mmNone, - mmMipmap, - mmMipmapGlu); - TglBitmapNormalMapFunc = ( - nm4Samples, - nmSobel, - nm3x3, - nm5x5); - TglBitmapFormat = ( - tfRed = GL_RED, - tfGreen = GL_GREEN, - tfBlue = GL_BLUE, - tfAlpha = GL_ALPHA, - tfRGB = GL_RGB, - tfBGR = GL_BGR, - tfRGBA = GL_RGBA, - tfBGRA = GL_BGRA, - tfLuminance = GL_LUMINANCE, - tfLuminanceAlpha = GL_LUMINANCE_ALPHA - ); - TglBitmapInternalFormat = ( - ifAlpha4 = GL_ALPHA4, - ifAlpha8 = GL_ALPHA8, - ifAlpha12 = GL_ALPHA12, - ifAlpha16 = GL_ALPHA16, - - ifLuminance4 = GL_LUMINANCE4, - ifLuminance8 = GL_LUMINANCE8, - ifLuminance12 = GL_LUMINANCE12, - ifLuminance16 = GL_LUMINANCE16, - - ifLuminance4Alpha4 = GL_LUMINANCE4_ALPHA4, - ifLuminance6Alpha2 = GL_LUMINANCE6_ALPHA2, - ifLuminance8Alpha8 = GL_LUMINANCE8_ALPHA8, - ifLuminance12Alpha4 = GL_LUMINANCE12_ALPHA4, - ifLuminance12Alpha12 = GL_LUMINANCE12_ALPHA12, - ifLuminance16Alpha16 = GL_LUMINANCE16_ALPHA16, - - ifR3G3B2 = GL_R3_G3_B2, - ifRGB4 = GL_RGB4, - ifRGB5 = GL_RGB5, - ifRGB8 = GL_RGB8, - ifRGB10 = GL_RGB10, - ifRGB12 = GL_RGB12, - ifRGB16 = GL_RGB16, - - ifRGBA2 = GL_RGBA2, - ifRGBA4 = GL_RGBA4, - ifRGB5A1 = GL_RGB5_A1, - ifRGBA8 = GL_RGBA8, - ifRGB10A2 = GL_RGB10_A2, - ifRGBA12 = GL_RGBA12, - ifRGBA16 = GL_RGBA16, - - ifDepth16 = GL_DEPTH_COMPONENT16, - ifDepth24 = GL_DEPTH_COMPONENT24, - ifDepth32 = GL_DEPTH_COMPONENT32 - ); - - // Pixelmapping - TglBitmapMapFunc = procedure(const aPixel: TglBitmapPixelData; var aData: PByte; var aBitOffset: Byte); - TglBitmapUnMapFunc = procedure(var aData: PByte; var aBitOffset: Byte; var aPixel: TglBitmapPixelData); - - // Base Class +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// TglBitmap = class + private + function GetFormatDesc: TglBitmapFormatDescriptor; protected - fID: Cardinal; - fTarget: Cardinal; + fID: GLuint; + fTarget: GLuint; fAnisotropic: Integer; fDeleteTextureOnFree: Boolean; + fFreeDataOnDestroy: Boolean; fFreeDataAfterGenTexture: Boolean; fData: PByte; - fIsResident: Boolean; + fIsResident: GLboolean; fBorderColor: array[0..3] of Single; fDimension: TglBitmapPixelPosition; fMipMap: TglBitmapMipMap; fFormat: TglBitmapFormat; - fInternalFormat: TglBitmapInternalFormat; // Mapping fPixelSize: Integer; fRowSize: Integer; - fUnmapFunc: TglBitmapUnMapFunc; - fMapFunc: TglBitmapMapFunc; // Filtering - fFilterMin: Cardinal; - fFilterMag: Cardinal; + fFilterMin: GLenum; + fFilterMag: GLenum; // TexturWarp - fWrapS: Cardinal; - fWrapT: Cardinal; - fWrapR: Cardinal; + fWrapS: GLenum; + fWrapT: GLenum; + fWrapR: GLenum; - fGetPixelFunc: TglBitmapGetPixel; - fSetPixelFunc: TglBitmapSetPixel; + //Swizzle + fSwizzle: array[0..3] of GLenum; // CustomData fFilename: String; @@ -754,13 +1040,17 @@ type fCustomData: Pointer; //Getter - function GetHeight: Integer; virtual; function GetWidth: Integer; virtual; + function GetHeight: Integer; virtual; + + function GetFileWidth: Integer; virtual; + function GetFileHeight: Integer; virtual; //Setter procedure SetCustomData(const aValue: Pointer); procedure SetCustomName(const aValue: String); procedure SetCustomNameW(const aValue: WideString); + procedure SetFreeDataOnDestroy(const aValue: Boolean); procedure SetDeleteTextureOnFree(const aValue: Boolean); procedure SetFormat(const aValue: TglBitmapFormat); procedure SetFreeDataAfterGenTexture(const aValue: Boolean); @@ -768,49 +1058,30 @@ type procedure SetMipMap(const aValue: TglBitmapMipMap); procedure SetTarget(const aValue: Cardinal); procedure SetAnisotropic(const aValue: Integer); - procedure SetInternalFormat(const aValue: TglBitmapInternalFormat); - - //Load - {$IFDEF GLB_SUPPORT_PNG_READ} - function LoadPNG(Stream: TStream): Boolean; virtual; - {$ENDIF} - {$IFDEF GLB_SUPPORT_JPEG_READ} - function LoadJPEG(Stream: TStream): Boolean; virtual; - {$ENDIF} - function LoadDDS(Stream: TStream): Boolean; virtual; - function LoadTGA(Stream: TStream): Boolean; virtual; - function LoadBMP(Stream: TStream): Boolean; virtual; - - //Save - {$IFDEF GLB_SUPPORT_PNG_WRITE} - procedure SavePNG(Stream: TStream); virtual; - {$ENDIF} - {$IFDEF GLB_SUPPORT_JPEG_WRITE} - procedure SaveJPEG(Stream: TStream); virtual; - {$ENDIF} - procedure SaveDDS(Stream: TStream); virtual; - procedure SaveTGA(Stream: TStream); virtual; - procedure SaveBMP(Stream: TStream); virtual; procedure CreateID; - procedure SetupParameters(var BuildWithGlu: Boolean); - procedure SelectFormat(DataFormat: TglBitmapInternalFormat; var glFormat, glInternalFormat, glType: Cardinal; CanConvertImage: Boolean = True); - - procedure SetDataPointer(NewData: pByte; Format: TglBitmapInternalFormat; Width: Integer = -1; Height: Integer = -1); virtual; - procedure GenTexture(TestTextureSize: Boolean = True); virtual; abstract; + procedure SetupParameters(out aBuildWithGlu: Boolean); + procedure SetDataPointer(var aData: PByte; const aFormat: TglBitmapFormat; + const aWidth: Integer = -1; const aHeight: Integer = -1); virtual; //be careful, aData could be freed by this method + procedure GenTexture(const aTestTextureSize: Boolean = true); virtual; abstract; function FlipHorz: Boolean; virtual; function FlipVert: Boolean; virtual; property Width: Integer read GetWidth; property Height: Integer read GetHeight; + + property FileWidth: Integer read GetFileWidth; + property FileHeight: Integer read GetFileHeight; public - property ID: Cardinal read fID write SetID; - property Target: Cardinal read fTarget write SetTarget; - property Format: TglBitmapFormat read fFormat write SetFormat; - property InternalFormat: TglBitmapInternalFormat read fInternalFormat write SetInternalFormat; - property MipMap: TglBitmapMipMap read fMipMap write SetMipMap; - property Anisotropic: Integer read fAnisotropic write SetAnisotropic; + //Properties + property ID: Cardinal read fID write SetID; + property Target: Cardinal read fTarget write SetTarget; + property Format: TglBitmapFormat read fFormat write SetFormat; + property MipMap: TglBitmapMipMap read fMipMap write SetMipMap; + property Anisotropic: Integer read fAnisotropic write SetAnisotropic; + + property FormatDesc: TglBitmapFormatDescriptor read GetFormatDesc; property Filename: String read fFilename; property CustomName: String read fCustomName write SetCustomName; @@ -818,38 +1089,42 @@ type property CustomData: Pointer read fCustomData write SetCustomData; property DeleteTextureOnFree: Boolean read fDeleteTextureOnFree write SetDeleteTextureOnFree; + property FreeDataOnDestroy: Boolean read fFreeDataOnDestroy write SetFreeDataOnDestroy; property FreeDataAfterGenTexture: Boolean read fFreeDataAfterGenTexture write SetFreeDataAfterGenTexture; - property Dimension: TglBitmapPixelPosition read fDimension; - property Data: PByte read fData; - property IsResident: Boolean read fIsResident; + property Dimension: TglBitmapPixelPosition read fDimension; + property Data: PByte read fData; + property IsResident: GLboolean read fIsResident; procedure AfterConstruction; override; procedure BeforeDestruction; override; - //Loading - procedure LoadFromFile(const aFileName: String); + procedure PrepareResType(var aResource: String; var aResType: PChar); + + //Load + procedure LoadFromFile(const aFilename: String); procedure LoadFromStream(const aStream: TStream); virtual; procedure LoadFromFunc(const aSize: TglBitmapPixelPosition; const aFunc: TglBitmapFunction; - const aFormat: TglBitmapFormat; const aInternalFormat: TglBitmapInternalFormat; - const aArgs: PtrInt = 0); - {$IFDEF GLB_DELPHI} - procedure LoadFromResource(Instance: Cardinal; Resource: String; ResType: PChar = nil); - procedure LoadFromResourceID(Instance: Cardinal; ResourceID: Integer; ResType: PChar); - {$ENDIF} + const aFormat: TglBitmapFormat; const aArgs: Pointer = nil); + procedure LoadFromResource(const aInstance: Cardinal; aResource: String; aResType: PChar = nil); + procedure LoadFromResourceID(const aInstance: Cardinal; const aResourceID: Integer; const aResType: PChar); + //Save procedure SaveToFile(const aFileName: String; const aFileType: TglBitmapFileType); procedure SaveToStream(const aStream: TStream; const aFileType: TglBitmapFileType); virtual; - //function AddFunc(const aSource: TglBitmap; const aFunc: TglBitmapFunction; const aCreateTemp: Boolean; Format: TglBitmapInternalFormat; CustomData: Pointer = nil): boolean; overload; - //function AddFunc(const aFunc: TglBitmapFunction; CreateTemp: Boolean; CustomData: Pointer = nil): boolean; overload; -(* TODO + //Convert + function AddFunc(const aFunc: TglBitmapFunction; const aCreateTemp: Boolean; const aArgs: Pointer = nil): Boolean; overload; + function AddFunc(const aSource: TglBitmap; const aFunc: TglBitmapFunction; aCreateTemp: Boolean; + const aFormat: TglBitmapFormat; const aArgs: Pointer = nil): Boolean; overload; + public + //Alpha & Co {$IFDEF GLB_SDL} function AssignToSurface(out aSurface: PSDL_Surface): Boolean; function AssignFromSurface(const aSurface: PSDL_Surface): Boolean; function AssignAlphaToSurface(out aSurface: PSDL_Surface): Boolean; function AddAlphaFromSurface(const aSurface: PSDL_Surface; const aFunc: TglBitmapFunction = nil; - const aArgs: PtrInt = 0): Boolean; + const aArgs: Pointer = nil): Boolean; {$ENDIF} {$IFDEF GLB_DELPHI} @@ -857,20 +1132,27 @@ type function AssignFromBitmap(const aBitmap: TBitmap): Boolean; function AssignAlphaToBitmap(const aBitmap: TBitmap): Boolean; function AddAlphaFromBitmap(const aBitmap: TBitmap; const aFunc: TglBitmapFunction = nil; - const aArgs: PtrInt = 0): Boolean; + const aArgs: Pointer = nil): Boolean; {$ENDIF} - function AddAlphaFromFunc(const aFunc: TglBitmapFunction; const aArgs: PtrInt = 0): Boolean; virtual; - function AddAlphaFromFile(const aFileName: String; const aFunc: TglBitmapFunction = nil; const aArgs: PtrInt = 0): Boolean; - function AddAlphaFromStream(const aStream: TStream; const aFunc: TglBitmapFunction = nil; const aArgs: PtrInt = 0): Boolean; - function AddAlphaFromGlBitmap(const aBitmap: TglBitmap; const aFunc: TglBitmapFunction = nil; const aArgs: PtrInt = 0): Boolean; - {$IFDEF GLB_DELPHI} - function AddAlphaFromResource(const aInstance: Cardinal; const aResource: String; const aResType: PChar = nil; - const aFunc: TglBitmapFunction = nil; const aArgs: PtrInt = 0): Boolean; - function AddAlphaFromResourceID(const aInstance: Cardinal; const aResourceID: Integer; const aResType: PChar; - const aFunc: TglBitmapFunction = nil; const aArgs: PtrInt = 0): Boolean; + {$IFDEF GLB_LAZARUS} + function AssignToLazIntfImage(const aImage: TLazIntfImage): Boolean; + function AssignFromLazIntfImage(const aImage: TLazIntfImage): Boolean; + function AssignAlphaToLazIntfImage(const aImage: TLazIntfImage): Boolean; + function AddAlphaFromLazIntfImage(const aImage: TLazIntfImage; const aFunc: TglBitmapFunction = nil; + const aArgs: Pointer = nil): Boolean; {$ENDIF} + function AddAlphaFromResource(const aInstance: Cardinal; aResource: String; aResType: PChar = nil; + const aFunc: TglBitmapFunction = nil; const aArgs: Pointer = nil): Boolean; + function AddAlphaFromResourceID(const aInstance: Cardinal; const aResourceID: Integer; const aResType: PChar; + const aFunc: TglBitmapFunction = nil; const aArgs: Pointer = nil): Boolean; + + function AddAlphaFromFunc(const aFunc: TglBitmapFunction; const aArgs: Pointer = nil): Boolean; virtual; + function AddAlphaFromFile(const aFileName: String; const aFunc: TglBitmapFunction = nil; const aArgs: Pointer = nil): Boolean; + function AddAlphaFromStream(const aStream: TStream; const aFunc: TglBitmapFunction = nil; const aArgs: Pointer = nil): Boolean; + function AddAlphaFromGlBitmap(const aBitmap: TglBitmap; aFunc: TglBitmapFunction = nil; const aArgs: Pointer = nil): Boolean; + function AddAlphaFromColorKey(const aRed, aGreen, aBlue: Byte; const aDeviation: Byte = 0): Boolean; function AddAlphaFromColorKeyRange(const aRed, aGreen, aBlue: Cardinal; const aDeviation: Cardinal = 0): Boolean; function AddAlphaFromColorKeyFloat(const aRed, aGreen, aBlue: Single; const aDeviation: Single = 0): Boolean; @@ -880,122 +1162,120 @@ type function AddAlphaFromValueFloat(const aAlpha: Single): Boolean; function RemoveAlpha: Boolean; virtual; + public + //Common function Clone: TglBitmap; - function ConvertTo(const aFormat: TglBitmapFormat; const aInternalFormat: TglBitmapInternalFormat): Boolean; virtual; - procedure SetBorderColor(Red, Green, Blue, Alpha: Single); - procedure Invert(const aUseRGB: Boolean = true; aUseAlpha: Boolean = false); + function ConvertTo(const aFormat: TglBitmapFormat): Boolean; virtual; + procedure Invert(const aUseRGB: Boolean = true; const aUseAlpha: Boolean = false); + procedure SetBorderColor(const aRed, aGreen, aBlue, aAlpha: Single); procedure FreeData; - procedure FillWithColor(const aRed, aGreen, aBlue: aByte; Alpha: Byte = 255); + //ColorFill + procedure FillWithColor(const aRed, aGreen, aBlue: Byte; const aAlpha: Byte = 255); procedure FillWithColorRange(const aRed, aGreen, aBlue: Cardinal; const aAlpha: Cardinal = $FFFFFFFF); procedure FillWithColorFloat(const aRed, aGreen, aBlue: Single; const aAlpha : Single = 1); -*) - procedure SetFilter(const aMin, aMag: Cardinal); - procedure SetWrap( - const S: Cardinal = GL_CLAMP_TO_EDGE; - const T: Cardinal = GL_CLAMP_TO_EDGE; - const R: Cardinal = GL_CLAMP_TO_EDGE); - procedure GetPixel(const Pos: TglBitmapPixelPosition; var Pixel: TglBitmapPixelData); virtual; - procedure SetPixel(const Pos: TglBitmapPixelPosition; const Pixel: TglBitmapPixelData); virtual; + //TexParameters + procedure SetFilter(const aMin, aMag: GLenum); + procedure SetWrap( + const S: GLenum = GL_CLAMP_TO_EDGE; + const T: GLenum = GL_CLAMP_TO_EDGE; + const R: GLenum = GL_CLAMP_TO_EDGE); + procedure SetSwizzle(const r, g, b, a: GLenum); - procedure Unbind(DisableTextureUnit: Boolean = True); virtual; - procedure Bind(EnableTextureUnit: Boolean = True); virtual; + procedure Bind(const aEnableTextureUnit: Boolean = true); virtual; + procedure Unbind(const aDisableTextureUnit: Boolean = true); virtual; + //Constructors constructor Create; overload; - constructor Create(FileName: String); overload; - constructor Create(Stream: TStream); overload; - {$IFDEF GLB_DELPHI} - constructor CreateFromResourceName(Instance: Cardinal; Resource: String; ResType: PChar = nil); - constructor Create(Instance: Cardinal; Resource: String; ResType: PChar = nil); overload; - constructor Create(Instance: Cardinal; ResourceID: Integer; ResType: PChar); overload; - {$ENDIF} - constructor Create(Size: TglBitmapPixelPosition; Format: TglBitmapInternalFormat); overload; - constructor Create(Size: TglBitmapPixelPosition; Format: TglBitmapInternalFormat; Func: TglBitmapFunction; CustomData: Pointer = nil); overload; + constructor Create(const aFileName: String); overload; + constructor Create(const aStream: TStream); overload; + constructor Create(const aSize: TglBitmapPixelPosition; const aFormat: TglBitmapFormat; aData: PByte = nil); overload; + constructor Create(const aSize: TglBitmapPixelPosition; const aFormat: TglBitmapFormat; const aFunc: TglBitmapFunction; const aArgs: Pointer = nil); overload; + constructor Create(const aInstance: Cardinal; const aResource: String; const aResType: PChar = nil); overload; + constructor Create(const aInstance: Cardinal; const aResourceID: Integer; const aResType: PChar); overload; + private + {$IFDEF GLB_SUPPORT_PNG_READ} function LoadPNG(const aStream: TStream): Boolean; virtual; {$ENDIF} + {$ifdef GLB_SUPPORT_PNG_WRITE} procedure SavePNG(const aStream: TStream); virtual; {$ENDIF} + + {$IFDEF GLB_SUPPORT_JPEG_READ} function LoadJPEG(const aStream: TStream): Boolean; virtual; {$ENDIF} + {$IFDEF GLB_SUPPORT_JPEG_WRITE} procedure SaveJPEG(const aStream: TStream); virtual; {$ENDIF} + + function LoadBMP(const aStream: TStream): Boolean; virtual; + procedure SaveBMP(const aStream: TStream); virtual; + + function LoadTGA(const aStream: TStream): Boolean; virtual; + procedure SaveTGA(const aStream: TStream); virtual; + + function LoadDDS(const aStream: TStream): Boolean; virtual; + procedure SaveDDS(const aStream: TStream); virtual; end; +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// + TglBitmap1D = class(TglBitmap) + protected + procedure SetDataPointer(var aData: PByte; const aFormat: TglBitmapFormat; + const aWidth: Integer = - 1; const aHeight: Integer = - 1); override; + procedure UploadData(const aBuildWithGlu: Boolean); + public + property Width; + procedure AfterConstruction; override; + function FlipHorz: Boolean; override; + procedure GenTexture(const aTestTextureSize: Boolean = true); override; + end; +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// TglBitmap2D = class(TglBitmap) protected - // Bildeinstellungen fLines: array of PByte; - - procedure GetDXTColorBlock(pData: pByte; relX, relY: Integer; var Pixel: TglBitmapPixelData); - procedure GetPixel2DDXT1(const Pos: TglBitmapPixelPosition; var Pixel: TglBitmapPixelData); - procedure GetPixel2DDXT3(const Pos: TglBitmapPixelPosition; var Pixel: TglBitmapPixelData); - procedure GetPixel2DDXT5(const Pos: TglBitmapPixelPosition; var Pixel: TglBitmapPixelData); - procedure GetPixel2DUnmap(const Pos: TglBitmapPixelPosition; var Pixel: TglBitmapPixelData); - function GetScanline(Index: Integer): Pointer; - - procedure SetPixel2DUnmap(const Pos: TglBitmapPixelPosition; const Pixel: TglBitmapPixelData); - - procedure SetDataPointer(Data: pByte; Format: TglBitmapInternalFormat; Width: Integer = -1; Height: Integer = -1); override; - procedure UploadData (Target, Format, InternalFormat, Typ: Cardinal; BuildWithGlu: Boolean); + function GetScanline(const aIndex: Integer): Pointer; + procedure SetDataPointer(var aData: PByte; const aFormat: TglBitmapFormat; + const aWidth: Integer = - 1; const aHeight: Integer = - 1); override; + procedure UploadData(const aTarget: GLenum; const aBuildWithGlu: Boolean); public property Width; property Height; - property Scanline[Index: Integer]: Pointer read GetScanline; + property Scanline[const aIndex: Integer]: Pointer read GetScanline; procedure AfterConstruction; override; - procedure GrabScreen(const aTop, aLeft, aRight, aBottom: Integer; const aFormat: TglBitmapFormat; const aInternalFormat: TglBitmapInternalFormat); + procedure GrabScreen(const aTop, aLeft, aRight, aBottom: Integer; const aFormat: TglBitmapFormat); procedure GetDataFromTexture; - procedure ToNormalMap(const aFunc: TglBitmapNormalMapFunc = nm3x3; const aScale: Single = 2; const aUseAlpha: Boolean = False); - procedure GenTexture(TestTextureSize: Boolean = True); override; + procedure GenTexture(const aTestTextureSize: Boolean = true); override; function FlipHorz: Boolean; override; function FlipVert: Boolean; override; + + procedure ToNormalMap(const aFunc: TglBitmapNormalMapFunc = nm3x3; + const aScale: Single = 2; const aUseAlpha: Boolean = false); end; -(* TODO +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// TglBitmapCubeMap = class(TglBitmap2D) protected fGenMode: Integer; - - // Hide GenTexture - procedure GenTexture(TestTextureSize: Boolean = True); reintroduce; + procedure GenTexture(const aTestTextureSize: Boolean = true); reintroduce; public procedure AfterConstruction; override; - - procedure GenerateCubeMap(CubeTarget: Cardinal; TestTextureSize: Boolean = true); - - procedure Unbind(DisableTexCoordsGen: Boolean = true; DisableTextureUnit: Boolean = True); reintroduce; virtual; - procedure Bind(EnableTexCoordsGen: Boolean = true; EnableTextureUnit: Boolean = True); reintroduce; virtual; + procedure GenerateCubeMap(const aCubeTarget: Cardinal; const aTestTextureSize: Boolean = true); + procedure Bind(const aEnableTexCoordsGen: Boolean = true; const aEnableTextureUnit: Boolean = true); reintroduce; virtual; + procedure Unbind(const aDisableTexCoordsGen: Boolean = true; const aDisableTextureUnit: Boolean = true); reintroduce; virtual; end; - +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// TglBitmapNormalMap = class(TglBitmapCubeMap) public procedure AfterConstruction; override; - - procedure GenerateNormalMap(Size: Integer = 32; TestTextureSize: Boolean = true); + procedure GenerateNormalMap(const aSize: Integer = 32; const aTestTextureSize: Boolean = true); end; - - TglBitmap1D = class(TglBitmap) - protected - procedure GetPixel1DUnmap(const Pos: TglBitmapPixelPosition; var Pixel: TglBitmapPixelData); - - procedure SetDataPointer(Data: pByte; Format: TglBitmapInternalFormat; Width: Integer = -1; Height: Integer = -1); override; - procedure UploadData (Target, Format, InternalFormat, Typ: Cardinal; BuildWithGlu: Boolean); - public - // propertys - property Width; - - procedure AfterConstruction; override; - - // Other - function FlipHorz: Boolean; override; - - // Generation - procedure GenTexture(TestTextureSize: Boolean = True); override; - end; -*) +const + NULL_SIZE: TglBitmapPixelPosition = (Fields: []; X: 0; Y: 0); procedure glBitmapSetDefaultDeleteTextureOnFree(const aDeleteTextureOnFree: Boolean); procedure glBitmapSetDefaultFreeDataAfterGenTexture(const aFreeData: Boolean); +procedure glBitmapSetDefaultMipmap(const aValue: TglBitmapMipMap); procedure glBitmapSetDefaultFormat(const aFormat: TglBitmapFormat); -procedure glBitmapSetDefaultInternalFormat(const aInternalFormat: TglBitmapInternalFormat); procedure glBitmapSetDefaultFilter(const aMin, aMag: Integer); procedure glBitmapSetDefaultWrap( const S: Cardinal = GL_CLAMP_TO_EDGE; @@ -1004,42 +1284,30 @@ procedure glBitmapSetDefaultWrap( function glBitmapGetDefaultDeleteTextureOnFree: Boolean; function glBitmapGetDefaultFreeDataAfterGenTexture: Boolean; +function glBitmapGetDefaultMipmap: TglBitmapMipMap; function glBitmapGetDefaultFormat: TglBitmapFormat; -function glBitmapGetDefaultInternalFormat: TglBitmapInternalFormat; procedure glBitmapGetDefaultFilter(var aMin, aMag: Cardinal); procedure glBitmapGetDefaultTextureWrap(var S, T, R: Cardinal); -// position / size function glBitmapPosition(X: Integer = -1; Y: Integer = -1): TglBitmapPixelPosition; +function glBitmapRec4ub(const r, g, b, a: Byte): TglBitmapRec4ub; +function glBitmapRec4ui(const r, g, b, a: Cardinal): TglBitmapRec4ui; +function glBitmapRec4ul(const r, g, b, a: QWord): TglBitmapRec4ul; +function glBitmapRec4uiCompare(const r1, r2: TglBitmapRec4ui): Boolean; -// Formatfunctions -function FormatGetSize(Format: TglBitmapInternalFormat): Single; -function FormatIsCompressed(Format: TglBitmapInternalFormat): boolean; -function FormatIsUncompressed(Format: TglBitmapInternalFormat): boolean; -function FormatIsEmpty(Format: TglBitmapInternalFormat): boolean; -function FormatHasAlpha(Format: TglBitmapInternalFormat): Boolean; -procedure FormatPreparePixel(var Pixel: TglBitmapPixelData; Format: TglBitmapInternalFormat); -function FormatGetWithoutAlpha(Format: TglBitmapInternalFormat): TglBitmapInternalFormat; -function FormatGetWithAlpha(Format: TglBitmapInternalFormat): TglBitmapInternalFormat; -function FormatCheckFormat(RedMask, GreenMask, BlueMask, AlphaMask: Cardinal; Format: TglBitmapInternalFormat): boolean; - - -(* TODO -function LoadTexture(Filename: String; var Texture: Cardinal{$IFDEF GLB_DELPHI}; LoadFromRes : Boolean; Instance: Cardinal = 0{$ENDIF}): Boolean; -function LoadCubeMap(PositiveX, NegativeX, PositiveY, NegativeY, PositiveZ, NegativeZ: String; var Texture: Cardinal{$IFDEF GLB_DELPHI}; LoadFromRes : Boolean; Instance: Cardinal = 0{$ENDIF}): Boolean; -function LoadNormalMap(Size: Integer; var Texture: Cardinal): Boolean; -*) +function glBitmapCreateTestTexture(const aFormat: TglBitmapFormat): TglBitmap2D; var glBitmapDefaultDeleteTextureOnFree: Boolean; glBitmapDefaultFreeDataAfterGenTextures: Boolean; glBitmapDefaultFormat: TglBitmapFormat; - glBitmapDefaultInternalFormat: TglBitmapInternalFormat; + glBitmapDefaultMipmap: TglBitmapMipMap; glBitmapDefaultFilterMin: Cardinal; glBitmapDefaultFilterMag: Cardinal; glBitmapDefaultWrapS: Cardinal; glBitmapDefaultWrapT: Cardinal; glBitmapDefaultWrapR: Cardinal; + glDefaultSwizzle: array[0..3] of GLenum; {$IFDEF GLB_DELPHI} function CreateGrayPalette: HPALETTE; @@ -1048,2180 +1316,3805 @@ function CreateGrayPalette: HPALETTE; implementation uses - Math; + Math, syncobjs, typinfo + {$IF DEFINED(GLB_SUPPORT_JPEG_READ) AND DEFINED(GLB_LAZ_JPEG)}, FPReadJPEG{$IFEND}; -(* TODO -{$IFNDEF GLB_NO_NATIVE_GL} -procedure ReadOpenGLExtensions; -var - {$IFDEF GLB_DELPHI} - Context: HGLRC; - {$ENDIF} - Buffer: AnsiString; - MajorVersion, MinorVersion: Integer; +type +{$IFNDEF fpc} + QWord = System.UInt64; + PQWord = ^QWord; + PtrInt = Longint; + PtrUInt = DWord; +{$ENDIF} - procedure TrimVersionString(Buffer: AnsiString; var Major, Minor: Integer); - var - Separator: Integer; - begin - Minor := 0; - Major := 0; +//////////////////////////////////////////////////////////////////////////////////////////////////// + TFormatDescriptor = class(TglBitmapFormatDescriptor) + public + procedure Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer); virtual; abstract; + procedure Unmap(var aData: PByte; out aPixel: TglBitmapPixelData; var aMapData: Pointer); virtual; abstract; - Separator := Pos(AnsiString('.'), Buffer); + function GetSize(const aSize: TglBitmapPixelPosition): Integer; overload; virtual; + function GetSize(const aWidth, aHeight: Integer): Integer; overload; virtual; - if (Separator > 1) and (Separator < Length(Buffer)) and - (Buffer[Separator - 1] in ['0'..'9']) and - (Buffer[Separator + 1] in ['0'..'9']) then begin + function CreateMappingData: Pointer; virtual; + procedure FreeMappingData(var aMappingData: Pointer); virtual; - Dec(Separator); - while (Separator > 0) and (Buffer[Separator] in ['0'..'9']) do - Dec(Separator); + function IsEmpty: Boolean; virtual; + function MaskMatch(const aMask: TglBitmapRec4ul): Boolean; virtual; - Delete(Buffer, 1, Separator); - Separator := Pos(AnsiString('.'), Buffer) + 1; + procedure PreparePixel(out aPixel: TglBitmapPixelData); virtual; + public + class procedure Init; + class function Get(const aFormat: TglBitmapFormat): TFormatDescriptor; + class function GetAlpha(const aFormat: TglBitmapFormat): TFormatDescriptor; + class function GetFromMask(const aMask: TglBitmapRec4ul; const aBitCount: Integer = 0): TFormatDescriptor; + class procedure Clear; + class procedure Finalize; + end; + TFormatDescriptorClass = class of TFormatDescriptor; - while (Separator <= Length(Buffer)) and (AnsiChar(Buffer[Separator]) in ['0'..'9']) do - Inc(Separator); + TfdEmpty = class(TFormatDescriptor); - Delete(Buffer, Separator, 255); - Separator := Pos(AnsiString('.'), Buffer); +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// + TfdAlphaUB1 = class(TFormatDescriptor) //1* unsigned byte + procedure Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer); override; + procedure Unmap(var aData: PByte; out aPixel: TglBitmapPixelData; var aMapData: Pointer); override; + end; - Major := StrToInt(Copy(String(Buffer), 1, Separator - 1)); - Minor := StrToInt(Copy(String(Buffer), Separator + 1, 1)); - end; + TfdLuminanceUB1 = class(TFormatDescriptor) //1* unsigned byte + procedure Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer); override; + procedure Unmap(var aData: PByte; out aPixel: TglBitmapPixelData; var aMapData: Pointer); override; end; + TfdUniversalUB1 = class(TFormatDescriptor) //1* unsigned byte + procedure Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer); override; + procedure Unmap(var aData: PByte; out aPixel: TglBitmapPixelData; var aMapData: Pointer); override; + end; - function CheckExtension(const Extension: AnsiString): Boolean; - var - ExtPos: Integer; - begin - ExtPos := Pos(Extension, Buffer); - Result := ExtPos > 0; + TfdLuminanceAlphaUB2 = class(TfdLuminanceUB1) //2* unsigned byte + procedure Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer); override; + procedure Unmap(var aData: PByte; out aPixel: TglBitmapPixelData; var aMapData: Pointer); override; + end; - if Result then - Result := ((ExtPos + Length(Extension) - 1) = Length(Buffer)) or not (Buffer[ExtPos + Length(Extension)] in ['_', 'A'..'Z', 'a'..'z']); + TfdRGBub3 = class(TFormatDescriptor) //3* unsigned byte + procedure Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer); override; + procedure Unmap(var aData: PByte; out aPixel: TglBitmapPixelData; var aMapData: Pointer); override; end; + TfdBGRub3 = class(TFormatDescriptor) //3* unsigned byte (inverse) + procedure Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer); override; + procedure Unmap(var aData: PByte; out aPixel: TglBitmapPixelData; var aMapData: Pointer); override; + end; - function glLoad (aFunc: pAnsiChar): pointer; - begin - {$IFDEF LINUX} - Result := glXGetProcAddress(aFunc); - {$else} - Result := wglGetProcAddress(aFunc); - {$ENDIF} + TfdRGBAub4 = class(TfdRGBub3) //3* unsigned byte + procedure Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer); override; + procedure Unmap(var aData: PByte; out aPixel: TglBitmapPixelData; var aMapData: Pointer); override; end; + TfdBGRAub4 = class(TfdBGRub3) //3* unsigned byte (inverse) + procedure Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer); override; + procedure Unmap(var aData: PByte; out aPixel: TglBitmapPixelData; var aMapData: Pointer); override; + end; -begin - {$IFDEF GLB_DELPHI} - Context := wglGetCurrentContext; +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// + TfdAlphaUS1 = class(TFormatDescriptor) //1* unsigned short + procedure Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer); override; + procedure Unmap(var aData: PByte; out aPixel: TglBitmapPixelData; var aMapData: Pointer); override; + end; - if Context <> gLastContext then begin - gLastContext := Context; - {$ENDIF} + TfdLuminanceUS1 = class(TFormatDescriptor) //1* unsigned short + procedure Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer); override; + procedure Unmap(var aData: PByte; out aPixel: TglBitmapPixelData; var aMapData: Pointer); override; + end; - // Version - Buffer := glGetString(GL_VERSION); - TrimVersionString(Buffer, MajorVersion, MinorVersion); + TfdUniversalUS1 = class(TFormatDescriptor) //1* unsigned short + procedure Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer); override; + procedure Unmap(var aData: PByte; out aPixel: TglBitmapPixelData; var aMapData: Pointer); override; + end; - GL_VERSION_1_2 := False; - GL_VERSION_1_3 := False; - GL_VERSION_1_4 := False; - GL_VERSION_2_0 := False; + TfdDepthUS1 = class(TFormatDescriptor) //1* unsigned short + procedure Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer); override; + procedure Unmap(var aData: PByte; out aPixel: TglBitmapPixelData; var aMapData: Pointer); override; + end; - if MajorVersion = 1 then begin - if MinorVersion >= 1 then begin - if MinorVersion >= 2 then - GL_VERSION_1_2 := True; + TfdLuminanceAlphaUS2 = class(TfdLuminanceUS1) //2* unsigned short + procedure Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer); override; + procedure Unmap(var aData: PByte; out aPixel: TglBitmapPixelData; var aMapData: Pointer); override; + end; - if MinorVersion >= 3 then - GL_VERSION_1_3 := True; + TfdRGBus3 = class(TFormatDescriptor) //3* unsigned short + procedure Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer); override; + procedure Unmap(var aData: PByte; out aPixel: TglBitmapPixelData; var aMapData: Pointer); override; + end; - if MinorVersion >= 4 then - GL_VERSION_1_4 := True; - end; - end; + TfdBGRus3 = class(TFormatDescriptor) //3* unsigned short (inverse) + procedure Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer); override; + procedure Unmap(var aData: PByte; out aPixel: TglBitmapPixelData; var aMapData: Pointer); override; + end; - if MajorVersion >= 2 then begin - GL_VERSION_1_2 := True; - GL_VERSION_1_3 := True; - GL_VERSION_1_4 := True; - GL_VERSION_2_0 := True; - end; + TfdRGBAus4 = class(TfdRGBus3) //4* unsigned short + procedure Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer); override; + procedure Unmap(var aData: PByte; out aPixel: TglBitmapPixelData; var aMapData: Pointer); override; + end; - // Extensions - Buffer := glGetString(GL_EXTENSIONS); - GL_ARB_texture_border_clamp := CheckExtension('GL_ARB_texture_border_clamp'); - GL_ARB_texture_cube_map := CheckExtension('GL_ARB_texture_cube_map'); - GL_ARB_texture_compression := CheckExtension('GL_ARB_texture_compression'); - GL_ARB_texture_non_power_of_two := CheckExtension('GL_ARB_texture_non_power_of_two'); - GL_ARB_texture_rectangle := CheckExtension('GL_ARB_texture_rectangle'); - GL_ARB_texture_mirrored_repeat := CheckExtension('GL_ARB_texture_mirrored_repeat'); - GL_EXT_bgra := CheckExtension('GL_EXT_bgra'); - GL_EXT_texture_edge_clamp := CheckExtension('GL_EXT_texture_edge_clamp'); - GL_EXT_texture_cube_map := CheckExtension('GL_EXT_texture_cube_map'); - GL_EXT_texture_compression_s3tc := CheckExtension('GL_EXT_texture_compression_s3tc'); - GL_EXT_texture_filter_anisotropic := CheckExtension('GL_EXT_texture_filter_anisotropic'); - GL_EXT_texture_rectangle := CheckExtension('GL_EXT_texture_rectangle'); - GL_NV_texture_rectangle := CheckExtension('GL_NV_texture_rectangle'); - GL_IBM_texture_mirrored_repeat := CheckExtension('GL_IBM_texture_mirrored_repeat'); - GL_SGIS_generate_mipmap := CheckExtension('GL_SGIS_generate_mipmap'); - - // Funtions - if GL_VERSION_1_3 then begin - // Loading Core - glCompressedTexImage1D := glLoad('glCompressedTexImage1D'); - glCompressedTexImage2D := glLoad('glCompressedTexImage2D'); - glGetCompressedTexImage := glLoad('glGetCompressedTexImage'); - end else + TfdARGBus4 = class(TfdRGBus3) //4* unsigned short + procedure Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer); override; + procedure Unmap(var aData: PByte; out aPixel: TglBitmapPixelData; var aMapData: Pointer); override; + end; - begin - // Try loading Extension - glCompressedTexImage1D := glLoad('glCompressedTexImage1DARB'); - glCompressedTexImage2D := glLoad('glCompressedTexImage2DARB'); - glGetCompressedTexImage := glLoad('glGetCompressedTexImageARB'); - end; - {$IFDEF GLB_DELPHI} + TfdBGRAus4 = class(TfdBGRus3) //4* unsigned short (inverse) + procedure Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer); override; + procedure Unmap(var aData: PByte; out aPixel: TglBitmapPixelData; var aMapData: Pointer); override; end; - {$ENDIF} -end; -{$ENDIF} -*) -///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// -function glBitmapPosition(X, Y: Integer): TglBitmapPixelPosition; -begin - Result.Fields := []; + TfdABGRus4 = class(TfdBGRus3) //4* unsigned short (inverse) + procedure Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer); override; + procedure Unmap(var aData: PByte; out aPixel: TglBitmapPixelData; var aMapData: Pointer); override; + end; - if X >= 0 then - Result.Fields := Result.Fields + [ffX]; - if Y >= 0 then - Result.Fields := Result.Fields + [ffY]; +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// + TfdUniversalUI1 = class(TFormatDescriptor) //1* unsigned int + procedure Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer); override; + procedure Unmap(var aData: PByte; out aPixel: TglBitmapPixelData; var aMapData: Pointer); override; + end; - Result.X := Max(0, X); - Result.Y := Max(0, Y); -end; + TfdDepthUI1 = class(TFormatDescriptor) //1* unsigned int + procedure Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer); override; + procedure Unmap(var aData: PByte; out aPixel: TglBitmapPixelData; var aMapData: Pointer); override; + end; +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// + TfdAlpha4ub1 = class(TfdAlphaUB1) + procedure SetValues; override; + end; -const - LUMINANCE_WEIGHT_R = 0.30; - LUMINANCE_WEIGHT_G = 0.59; - LUMINANCE_WEIGHT_B = 0.11; - UNSUPPORTED_INTERNAL_FORMAT = 'the given format isn''t supported by this function.'; + TfdAlpha8ub1 = class(TfdAlphaUB1) + procedure SetValues; override; + end; -{$REGION PixelDescription} -const - //ifAlpha4//////////////////////////////////////////////////////////////////////////////////////// - PIXEL_DESC_ALPHA4: TglBitmapPixelDesc = ( - RedRange: $00000000; RedShift: 0; - GreenRange: $00000000; GreenShift: 0; - BlueRange: $00000000; BlueShift: 0; - AlphaRange: $0000000F; AlphaShift: 0); - - //ifAlpha8 - PIXEL_DESC_ALPHA8: TglBitmapPixelDesc = ( - RedRange: $00000000; RedShift: 0; - GreenRange: $00000000; GreenShift: 0; - BlueRange: $00000000; BlueShift: 0; - AlphaRange: $000000FF; AlphaShift: 0); - - //ifAlpha12 - PIXEL_DESC_ALPHA12: TglBitmapPixelDesc = ( - RedRange: $00000000; RedShift: 0; - GreenRange: $00000000; GreenShift: 0; - BlueRange: $00000000; BlueShift: 0; - AlphaRange: $00000FFF; AlphaShift: 0); - - //ifAlpha16 - PIXEL_DESC_ALPHA16: TglBitmapPixelDesc = ( - RedRange: $00000000; RedShift: 0; - GreenRange: $00000000; GreenShift: 0; - BlueRange: $00000000; BlueShift: 0; - AlphaRange: $0000FFFF; AlphaShift: 0); - - //ifLuminance4//////////////////////////////////////////////////////////////////////////////////// - PIXEL_DESC_LUMINANCE4: TglBitmapPixelDesc = ( - RedRange: $0000000F; RedShift: 0; - GreenRange: $0000000F; GreenShift: 0; - BlueRange: $0000000F; BlueShift: 0; - AlphaRange: $00000000; AlphaShift: 0); - - //ifLuminance8 - PIXEL_DESC_LUMINANCE8: TglBitmapPixelDesc = ( - RedRange: $000000FF; RedShift: 0; - GreenRange: $000000FF; GreenShift: 0; - BlueRange: $000000FF; BlueShift: 0; - AlphaRange: $00000000; AlphaShift: 0); - - //ifLuminance12 - PIXEL_DESC_LUMINANCE12: TglBitmapPixelDesc = ( - RedRange: $00000FFF; RedShift: 0; - GreenRange: $00000FFF; GreenShift: 0; - BlueRange: $00000FFF; BlueShift: 0; - AlphaRange: $00000000; AlphaShift: 0); - - //ifLuminance16 - PIXEL_DESC_LUMINANCE16: TglBitmapPixelDesc = ( - RedRange: $0000FFFF; RedShift: 0; - GreenRange: $0000FFFF; GreenShift: 0; - BlueRange: $0000FFFF; BlueShift: 0; - AlphaRange: $00000000; AlphaShift: 0); - - //ifLuminance4Alpha4////////////////////////////////////////////////////////////////////////////// - PIXEL_DESC_LUMINANCE4_ALPHA4: TglBitmapPixelDesc = ( - RedRange: $0000000F; RedShift: 0; - GreenRange: $0000000F; GreenShift: 0; - BlueRange: $0000000F; BlueShift: 0; - AlphaRange: $0000000F; AlphaShift: 4); - //ifLuminance6Alpha2 - PIXEL_DESC_LUMINANCE6_ALPHA2: TglBitmapPixelDesc = ( - RedRange: $0000003F; RedShift: 0; - GreenRange: $0000003F; GreenShift: 0; - BlueRange: $0000003F; BlueShift: 0; - AlphaRange: $00000003; AlphaShift: 6); - - //ifLuminance8Alpha8 - PIXEL_DESC_LUMINANCE8_ALPHA8: TglBitmapPixelDesc = ( - RedRange: $000000FF; RedShift: 0; - GreenRange: $000000FF; GreenShift: 0; - BlueRange: $000000FF; BlueShift: 0; - AlphaRange: $000000FF; AlphaShift: 8); - - //ifLuminance12Alpha4 - PIXEL_DESC_LUMINANCE12_ALPHA4: TglBitmapPixelDesc = ( - RedRange: $00000FFF; RedShift: 0; - GreenRange: $00000FFF; GreenShift: 0; - BlueRange: $00000FFF; BlueShift: 0; - AlphaRange: $0000000F; AlphaShift: 12); - - //ifLuminance12Alpha12 - PIXEL_DESC_LUMINANCE12_ALPHA12: TglBitmapPixelDesc = ( - RedRange: $00000FFF; RedShift: 0; - GreenRange: $00000FFF; GreenShift: 0; - BlueRange: $00000FFF; BlueShift: 0; - AlphaRange: $00000FFF; AlphaShift: 12); - - //ifLuminance16Alpha16 - PIXEL_DESC_LUMINANCE16_ALPHA16: TglBitmapPixelDesc = ( - RedRange: $0000FFFF; RedShift: 0; - GreenRange: $0000FFFF; GreenShift: 0; - BlueRange: $0000FFFF; BlueShift: 0; - AlphaRange: $0000FFFF; AlphaShift: 16); - - //ifR3G3B2//////////////////////////////////////////////////////////////////////////////////////// - PIXEL_DESC_R3_G3_B2: TglBitmapPixelDesc = ( - RedRange: $00000007; RedShift: 0; - GreenRange: $00000007; GreenShift: 3; - BlueRange: $00000003; BlueShift: 6; - AlphaRange: $00000000; AlphaShift: 0); - - //ifRGB4 - PIXEL_DESC_RGB4: TglBitmapPixelDesc = ( - RedRange: $0000000F; RedShift: 0; - GreenRange: $0000000F; GreenShift: 4; - BlueRange: $0000000F; BlueShift: 8; - AlphaRange: $00000000; AlphaShift: 0); - - //ifRGB5 - PIXEL_DESC_RGB5: TglBitmapPixelDesc = ( - RedRange: $0000001F; RedShift: 0; - GreenRange: $0000001F; GreenShift: 5; - BlueRange: $0000001F; BlueShift: 10; - AlphaRange: $00000000; AlphaShift: 0); - - //ifRGB8 - PIXEL_DESC_RGB8: TglBitmapPixelDesc = ( - RedRange: $000000FF; RedShift: 0; - GreenRange: $000000FF; GreenShift: 8; - BlueRange: $000000FF; BlueShift: 16; - AlphaRange: $00000000; AlphaShift: 0); - - //ifRGB10 - PIXEL_DESC_RGB10: TglBitmapPixelDesc = ( - RedRange: $000003FF; RedShift: 0; - GreenRange: $000003FF; GreenShift: 10; - BlueRange: $000003FF; BlueShift: 20; - AlphaRange: $000003FF; AlphaShift: 0); - - //ifRGB12 - PIXEL_DESC_RGB12: TglBitmapPixelDesc = ( - RedRange: $00000000; RedShift: 0; - GreenRange: $00000000; GreenShift: 0; - BlueRange: $00000000; BlueShift: 0; - AlphaRange: $00000000; AlphaShift: 0); - - //ifRGB16 - PIXEL_DESC_RGB16: TglBitmapPixelDesc = ( - RedRange: $0000FFFF; RedShift: 0; - GreenRange: $0000FFFF; GreenShift: 16; - BlueRange: $0000FFFF; BlueShift: 32; - AlphaRange: $0000FFFF; AlphaShift: 0); - - //ifRGBA2///////////////////////////////////////////////////////////////////////////////////////// - PIXEL_DESC_RGBA2: TglBitmapPixelDesc = ( - RedRange: $00000003; RedShift: 0; - GreenRange: $00000003; GreenShift: 2; - BlueRange: $00000003; BlueShift: 4; - AlphaRange: $00000003; AlphaShift: 6); - - //ifRGBA4 - PIXEL_DESC_RGBA4: TglBitmapPixelDesc = ( - RedRange: $0000000F; RedShift: 0; - GreenRange: $0000000F; GreenShift: 4; - BlueRange: $0000000F; BlueShift: 8; - AlphaRange: $0000000F; AlphaShift: 12); - - //ifRGB5A1 - PIXEL_DESC_RGB5_A1: TglBitmapPixelDesc = ( - RedRange: $0000001F; RedShift: 0; - GreenRange: $0000001F; GreenShift: 5; - BlueRange: $0000001F; BlueShift: 10; - AlphaRange: $00000001; AlphaShift: 11); - - //ifRGBA8 - PIXEL_DESC_RGBA8: TglBitmapPixelDesc = ( - RedRange: $000000FF; RedShift: 0; - GreenRange: $000000FF; GreenShift: 8; - BlueRange: $000000FF; BlueShift: 16; - AlphaRange: $000000FF; AlphaShift: 24); - - //ifRGB10A2 - PIXEL_DESC_RGB10_A2: TglBitmapPixelDesc = ( - RedRange: $000003FF; RedShift: 0; - GreenRange: $000003FF; GreenShift: 10; - BlueRange: $000003FF; BlueShift: 20; - AlphaRange: $00000003; AlphaShift: 22); - - //ifRGBA12 - PIXEL_DESC_RGBA12: TglBitmapPixelDesc = ( - RedRange: $00000FFF; RedShift: 0; - GreenRange: $00000FFF; GreenShift: 12; - BlueRange: $00000FFF; BlueShift: 24; - AlphaRange: $00000FFF; AlphaShift: 36); - - //ifRGBA16 - PIXEL_DESC_RGBA16: TglBitmapPixelDesc = ( - RedRange: $0000FFFF; RedShift: 0; - GreenRange: $0000FFFF; GreenShift: 16; - BlueRange: $0000FFFF; BlueShift: 32; - AlphaRange: $0000FFFF; AlphaShift: 48); - - //ifDepthComponent16////////////////////////////////////////////////////////////////////////////// - PIXEL_DESC_DEPTH16: TglBitmapPixelDesc = ( - RedRange: $0000FFFF; RedShift: 0; - GreenRange: $0000FFFF; GreenShift: 0; - BlueRange: $0000FFFF; BlueShift: 0; - AlphaRange: $0000FFFF; AlphaShift: 0); - - //ifDepthComponent24 - PIXEL_DESC_DEPTH24: TglBitmapPixelDesc = ( - RedRange: $00FFFFFF; RedShift: 0; - GreenRange: $00FFFFFF; GreenShift: 0; - BlueRange: $00FFFFFF; BlueShift: 0; - AlphaRange: $00FFFFFF; AlphaShift: 0); - - //ifDepthComponent32 - PIXEL_DESC_DEPTH32: TglBitmapPixelDesc = ( - RedRange: $FFFFFFFF; RedShift: 0; - GreenRange: $FFFFFFFF; GreenShift: 0; - BlueRange: $FFFFFFFF; BlueShift: 0; - AlphaRange: $00000000; AlphaShift: 0); -{$ENDREGION} - -{$REGION MapFunctions} -//ALPHA///////////////////////////////////////////////////////////////////////////////////////////// -procedure MapAlpha4(const aPixel: TglBitmapPixelData; var aData: PByte; var aBitOffset: Byte); -begin - //TODO -end; - -procedure MapAlpha8(const aPixel: TglBitmapPixelData; var aData: PByte; var aBitOffset: Byte); -begin - aData^ := aPixel.Alpha; - inc(aData); -end; + TfdAlpha16us1 = class(TfdAlphaUS1) + procedure SetValues; override; + end; -procedure MapAlpha12(const aPixel: TglBitmapPixelData; var aData: PByte; var aBitOffset: Byte); -begin - //TODO -end; + TfdLuminance4ub1 = class(TfdLuminanceUB1) + procedure SetValues; override; + end; -procedure MapAlpha16(const aPixel: TglBitmapPixelData; var aData: PByte; var aBitOffset: Byte); -begin - PWord(aData)^ := aPixel.Alpha; - inc(aData, 2); -end; + TfdLuminance8ub1 = class(TfdLuminanceUB1) + procedure SetValues; override; + end; -//LUMINANCE///////////////////////////////////////////////////////////////////////////////////////// -procedure MapLuminance4(const aPixel: TglBitmapPixelData; var aData: PByte; var aBitOffset: Byte); -begin - //TODO -end; + TfdLuminance16us1 = class(TfdLuminanceUS1) + procedure SetValues; override; + end; -procedure MapLuminance8(const aPixel: TglBitmapPixelData; var aData: PByte; var aBitOffset: Byte); -begin - aData^ := Trunc( - aPixel.Red * LUMINANCE_WEIGHT_R + - aPixel.Green * LUMINANCE_WEIGHT_G + - aPixel.Blue * LUMINANCE_WEIGHT_B); - inc(aData); -end; + TfdLuminance4Alpha4ub2 = class(TfdLuminanceAlphaUB2) + procedure SetValues; override; + end; -procedure MapLuminance12(const aPixel: TglBitmapPixelData; var aData: PByte; var aBitOffset: Byte); -begin - //TODO -end; + TfdLuminance6Alpha2ub2 = class(TfdLuminanceAlphaUB2) + procedure SetValues; override; + end; -procedure MapLuminance16(const aPixel: TglBitmapPixelData; var aData: PByte; var aBitOffset: Byte); -begin - PWord(aData)^ := Trunc( - aPixel.Red * LUMINANCE_WEIGHT_R + - aPixel.Green * LUMINANCE_WEIGHT_G + - aPixel.Blue * LUMINANCE_WEIGHT_B); - inc(aData, 2); -end; + TfdLuminance8Alpha8ub2 = class(TfdLuminanceAlphaUB2) + procedure SetValues; override; + end; -//LUMINANCE_ALPHA/////////////////////////////////////////////////////////////////////////////////// -procedure MapLuminance4Alpha4(const aPixel: TglBitmapPixelData; var aData: PByte; var aBitOffset: Byte); -begin - aData^ := - ((Trunc(aPixel.Red * LUMINANCE_WEIGHT_R + - aPixel.Green * LUMINANCE_WEIGHT_G + - aPixel.Blue * LUMINANCE_WEIGHT_B) and - aPixel.PixelDesc.RedRange) shl aPixel.PixelDesc.RedShift) or - ((aPixel.Alpha and aPixel.PixelDesc.AlphaRange) shl aPixel.PixelDesc.AlphaShift; - inc(aData); -end; + TfdLuminance12Alpha4us2 = class(TfdLuminanceAlphaUS2) + procedure SetValues; override; + end; -procedure MapLuminance6Alpha2(const aPixel: TglBitmapPixelData; var aData: PByte; var aBitOffset: Byte); -begin - MapLuminance4Alpha4(aPixel, aData, aBitOffset); -end; + TfdLuminance16Alpha16us2 = class(TfdLuminanceAlphaUS2) + procedure SetValues; override; + end; -procedure MapLuminance8Alpha8(const aPixel: TglBitmapPixelData; var aData: PByte; var aBitOffset: Byte); -begin - PWord(aData)^ := - ((Trunc(aPixel.Red * LUMINANCE_WEIGHT_R + - aPixel.Green * LUMINANCE_WEIGHT_G + - aPixel.Blue * LUMINANCE_WEIGHT_B) and - aPixel.PixelDesc.RedRange) shl aPixel.PixelDesc.RedShift) or - ((aPixel.Alpha and aPixel.PixelDesc.AlphaRange) shl aPixel.PixelDesc.AlphaShift; - inc(aData, 2); -end; +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// + TfdR3G3B2ub1 = class(TfdUniversalUB1) + procedure SetValues; override; + end; -procedure MapLuminance12Alpha4(const aPixel: TglBitmapPixelData; var aData: PByte; var aBitOffset: Byte); -begin - MapLuminance8Alpha8(aPixel, aData, aBitOffset); -end; + TfdRGBX4us1 = class(TfdUniversalUS1) + procedure SetValues; override; + end; -procedure MapLuminance12Alpha12(const aPixel: TglBitmapPixelData; var aData: PByte; var aBitOffset: Byte); -begin - //TODO -end; + TfdXRGB4us1 = class(TfdUniversalUS1) + procedure SetValues; override; + end; -procedure MapLuminance16Alpha16(const aPixel: TglBitmapPixelData; var aData: PByte; var aBitOffset: Byte); -begin - PCardinal(aData)^ := - ((Trunc(aPixel.Red * LUMINANCE_WEIGHT_R + - aPixel.Green * LUMINANCE_WEIGHT_G + - aPixel.Blue * LUMINANCE_WEIGHT_B) and - aPixel.PixelDesc.RedRange) shl aPixel.PixelDesc.RedShift) or - ((aPixel.Alpha and aPixel.PixelDesc.AlphaRange) shl aPixel.PixelDesc.AlphaShift; - inc(aData, 4); -end; + TfdR5G6B5us1 = class(TfdUniversalUS1) + procedure SetValues; override; + end; -//RGB/////////////////////////////////////////////////////////////////////////////////////////////// -procedure MapR3G3B2(const aPixel: TglBitmapPixelData; var aData: PByte; var aBitOffset: Byte); -begin - aData^ := - ((aPixel.Red and aPixel.PixelDesc.RedRange) shl aPixel.PixelDesc.RedShift) or - ((aPixel.Green and aPixel.PixelDesc.GreenRange) shl aPixel.PixelDesc.GreenShift) or - ((aPixel.Blue and aPixel.PixelDesc.BlueRange) shl aPixel.PixelDesc.BlueShift); - inc(aData); -end; + TfdRGB5X1us1 = class(TfdUniversalUS1) + procedure SetValues; override; + end; -procedure MapRGB4(const aPixel: TglBitmapPixelData; var aData: PByte; var aBitOffset: Byte); -begin - //TODO -end; + TfdX1RGB5us1 = class(TfdUniversalUS1) + procedure SetValues; override; + end; -procedure MapRGB5(const aPixel: TglBitmapPixelData; var aData: PByte; var aBitOffset: Byte); -begin - //TODO -end; + TfdRGB8ub3 = class(TfdRGBub3) + procedure SetValues; override; + end; -procedure MapRGB8(const aPixel: TglBitmapPixelData; var aData: PByte; var aBitOffset: Byte); -begin - PCardinal(aData)^ := - ((aPixel.Red and aPixel.PixelDesc.RedRange) shl aPixel.PixelDesc.RedShift) or - ((aPixel.Green and aPixel.PixelDesc.GreenRange) shl aPixel.PixelDesc.GreenShift) or - ((aPixel.Blue and aPixel.PixelDesc.BlueRange) shl aPixel.PixelDesc.BlueShift); - inc(aData, 3); -end; + TfdRGBX8ui1 = class(TfdUniversalUI1) + procedure SetValues; override; + end; -procedure MapRGB10(const aPixel: TglBitmapPixelData; var aData: PByte; var aBitOffset: Byte); -begin - //TODO -end; + TfdXRGB8ui1 = class(TfdUniversalUI1) + procedure SetValues; override; + end; -procedure MapRGB12(const aPixel: TglBitmapPixelData; var aData: PByte; var aBitOffset: Byte); -begin - //TODO -end; + TfdRGB10X2ui1 = class(TfdUniversalUI1) + procedure SetValues; override; + end; -procedure MapRGB16(const aPixel: TglBitmapPixelData; var aData: PByte; var aBitOffset: Byte); -begin - PWord(aData)^ := aPixel.Red; - inc(aData, 2); - PWord(aData)^ := aPixel.Green; - inc(aData, 2); - PWord(aData)^ := aPixel.Blue; - inc(aData, 2); -end; + TfdX2RGB10ui1 = class(TfdUniversalUI1) + procedure SetValues; override; + end; -//RGBA////////////////////////////////////////////////////////////////////////////////////////////// -procedure MapRGBA2(const aPixel: TglBitmapPixelData; var aData: PByte; var aBitOffset: Byte); -begin - aData^ := - ((aPixel.Red and aPixel.PixelDesc.RedRange) shl aPixel.PixelDesc.RedShift) or - ((aPixel.Green and aPixel.PixelDesc.GreenRange) shl aPixel.PixelDesc.GreenShift) or - ((aPixel.Blue and aPixel.PixelDesc.BlueRange) shl aPixel.PixelDesc.BlueShift) or - ((aPixel.Alpha and aPixel.PixelDesc.AlphaRange) shl aPixel.PixelDesc.AlphaShift); - inc(aData); -end; + TfdRGB16us3 = class(TfdRGBus3) + procedure SetValues; override; + end; -procedure MapRGBA4(const aPixel: TglBitmapPixelData; var aData: PByte; var aBitOffset: Byte); -begin - PWord(aData)^ := - ((aPixel.Red and aPixel.PixelDesc.RedRange) shl aPixel.PixelDesc.RedShift) or - ((aPixel.Green and aPixel.PixelDesc.GreenRange) shl aPixel.PixelDesc.GreenShift) or - ((aPixel.Blue and aPixel.PixelDesc.BlueRange) shl aPixel.PixelDesc.BlueShift) or - ((aPixel.Alpha and aPixel.PixelDesc.AlphaRange) shl aPixel.PixelDesc.AlphaShift); - inc(aData, 2); -end; + TfdRGBA4us1 = class(TfdUniversalUS1) + procedure SetValues; override; + end; -procedure MapRGB5A1(const aPixel: TglBitmapPixelData; var aData: PByte; var aBitOffset: Byte); -begin - PWord(aData)^ := - ((aPixel.Red and aPixel.PixelDesc.RedRange) shl aPixel.PixelDesc.RedShift) or - ((aPixel.Green and aPixel.PixelDesc.GreenRange) shl aPixel.PixelDesc.GreenShift) or - ((aPixel.Blue and aPixel.PixelDesc.BlueRange) shl aPixel.PixelDesc.BlueShift) or - ((aPixel.Alpha and aPixel.PixelDesc.AlphaRange) shl aPixel.PixelDesc.AlphaShift); - inc(aData, 2); -end; + TfdARGB4us1 = class(TfdUniversalUS1) + procedure SetValues; override; + end; -procedure MapRGBA8(const aPixel: TglBitmapPixelData; var aData: PByte; var aBitOffset: Byte); -begin - PCardinal(aData)^ := - ((aPixel.Red and aPixel.PixelDesc.RedRange) shl aPixel.PixelDesc.RedShift) or - ((aPixel.Green and aPixel.PixelDesc.GreenRange) shl aPixel.PixelDesc.GreenShift) or - ((aPixel.Blue and aPixel.PixelDesc.BlueRange) shl aPixel.PixelDesc.BlueShift) or - ((aPixel.Alpha and aPixel.PixelDesc.AlphaRange) shl aPixel.PixelDesc.AlphaShift); - inc(aData, 4); -end; + TfdRGB5A1us1 = class(TfdUniversalUS1) + procedure SetValues; override; + end; -procedure MapRGB10A2(const aPixel: TglBitmapPixelData; var aData: PByte; var aBitOffset: Byte); -begin - PCardinal(aData)^ := - ((aPixel.Red and aPixel.PixelDesc.RedRange) shl aPixel.PixelDesc.RedShift) or - ((aPixel.Green and aPixel.PixelDesc.GreenRange) shl aPixel.PixelDesc.GreenShift) or - ((aPixel.Blue and aPixel.PixelDesc.BlueRange) shl aPixel.PixelDesc.BlueShift) or - ((aPixel.Alpha and aPixel.PixelDesc.AlphaRange) shl aPixel.PixelDesc.AlphaShift); - inc(aData, 4); -end; + TfdA1RGB5us1 = class(TfdUniversalUS1) + procedure SetValues; override; + end; -procedure MapRGBA12(const aPixel: TglBitmapPixelData; var aData: PByte; var aBitOffset: Byte); -begin - //TODO -end; + TfdRGBA8ui1 = class(TfdUniversalUI1) + procedure SetValues; override; + end; -procedure MapRGBA16(const aPixel: TglBitmapPixelData; var aData: PByte; var aBitOffset: Byte); -begin - PWord(aData)^ := aPixel.Red; - inc(aData, 2); - PWord(aData)^ := aPixel.Green; - inc(aData, 2); - PWord(aData)^ := aPixel.Blue; - inc(aData, 2); - PWord(aData)^ := aPixel.Alpha; - inc(aData, 2); -end; + TfdARGB8ui1 = class(TfdUniversalUI1) + procedure SetValues; override; + end; -//DEPTH///////////////////////////////////////////////////////////////////////////////////////////// -procedure MapDepth16(const aPixel: TglBitmapPixelData; var aData: PByte; var aBitOffset: Byte); -begin - PWord(aData)^ := (aPixel.Red + aPixel.Green + aPixel.Blue) div 3; - inc(aData, 2); -end; + TfdRGBA8ub4 = class(TfdRGBAub4) + procedure SetValues; override; + end; -procedure MapDepth24(const aPixel: TglBitmapPixelData; var aData: PByte; var aBitOffset: Byte); -begin - //TODO -end; + TfdRGB10A2ui1 = class(TfdUniversalUI1) + procedure SetValues; override; + end; -procedure MapDepth32(const aPixel: TglBitmapPixelData; var aData: PByte; var aBitOffset: Byte); -begin - PCardinal(aData)^ := (aPixel.Red + aPixel.Green + aPixel.Blue) div 3; - inc(aData, 4); -end; + TfdA2RGB10ui1 = class(TfdUniversalUI1) + procedure SetValues; override; + end; -function FormatGetMapFunc(const aInternalFormat: TglBitmapInternalFormat): TglBitmapMapFunc; -begin - case aInternalFormat of - ifAlpha4: result := MapAlpha4; - ifAlpha8: result := MapAlpha8; - ifAlpha12: result := MapAlpha12; - ifAlpha16: result := MapAlpha16; - - ifLuminance4: result := MapLuminance4; - ifLuminance8: result := MapLuminance8; - ifLuminance12: result := MapLuminance8; - ifLuminance16: result := MapLuminance8; - - ifLuminance4Alpha4: result := MapLuminance4Alpha4; - ifLuminance6Alpha2: result := MapLuminance6Alpha2; - ifLuminance8Alpha8: result := MapLuminance8Alpha8; - ifLuminance12Alpha4: result := MapLuminance12Alpha4; - ifLuminance12Alpha12: result := MapLuminance12Alpha12; - ifLuminance16Alpha16: result := MapLuminance16Alpha16; - - ifR3G3B2: result := MapR3G3B2; - ifRGB4: result := MapRGB4; - ifRGB5: result := MapRGB5; - ifRGB8: result := MapRGB8; - ifRGB10: result := MapRGB10; - ifRGB12: result := MapRGB12; - ifRGB16: result := MapRGB16; - - ifRGBA2: result := MapRGBA2; - ifRGBA4: result := MapRGBA4; - ifRGB5A1: result := MapRGB5A1; - ifRGBA8: result := MapRGBA8; - ifRGB10A2: result := MapRGB10A2; - ifRGBA12: result := MapRGBA12; - ifRGBA16: result := MapRGBA16; - - ifDepth16: result := MapDepth16; - ifDepth24: result := MapDepth24; - ifDepth32: result := MapDepth32; - else - raise EglBitmapUnsupportedInternalFormat.Create('FormatGetMapFunc - ' + UNSUPPORTED_INTERNAL_FORMAT); + TfdRGBA16us4 = class(TfdRGBAus4) + procedure SetValues; override; end; -end; -{$ENDREGION} -{$REGION UnmapFunctions} -//ALPHA///////////////////////////////////////////////////////////////////////////////////////////// -procedure UnmapAlpha4(const aPixel: TglBitmapPixelData; var aData: PByte; var aBitOffset: Byte); -begin - //TODO -end; +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// + TfdBGRX4us1 = class(TfdUniversalUS1) + procedure SetValues; override; + end; -procedure UnmapAlpha8(const aPixel: TglBitmapPixelData; var aData: PByte; var aBitOffset: Byte); -begin + TfdXBGR4us1 = class(TfdUniversalUS1) + procedure SetValues; override; + end; -end; + TfdB5G6R5us1 = class(TfdUniversalUS1) + procedure SetValues; override; + end; -procedure UnmapAlpha12(const aPixel: TglBitmapPixelData; var aData: PByte; var aBitOffset: Byte); -begin - //TODO -end; + TfdBGR5X1us1 = class(TfdUniversalUS1) + procedure SetValues; override; + end; -procedure UnmapAlpha16(const aPixel: TglBitmapPixelData; var aData: PByte; var aBitOffset: Byte); -begin + TfdX1BGR5us1 = class(TfdUniversalUS1) + procedure SetValues; override; + end; -end; + TfdBGR8ub3 = class(TfdBGRub3) + procedure SetValues; override; + end; -//LUMINANCE///////////////////////////////////////////////////////////////////////////////////////// -procedure UnmapLuminance4(const aPixel: TglBitmapPixelData; var aData: PByte; var aBitOffset: Byte); -begin - //TODO -end; + TfdBGRX8ui1 = class(TfdUniversalUI1) + procedure SetValues; override; + end; -procedure UnmapLuminance8(const aPixel: TglBitmapPixelData; var aData: PByte; var aBitOffset: Byte); -begin + TfdXBGR8ui1 = class(TfdUniversalUI1) + procedure SetValues; override; + end; -end; + TfdBGR10X2ui1 = class(TfdUniversalUI1) + procedure SetValues; override; + end; -procedure UnmapLuminance12(const aPixel: TglBitmapPixelData; var aData: PByte; var aBitOffset: Byte); -begin - //TODO -end; + TfdX2BGR10ui1 = class(TfdUniversalUI1) + procedure SetValues; override; + end; -procedure UnmapLuminance16(const aPixel: TglBitmapPixelData; var aData: PByte; var aBitOffset: Byte); -begin + TfdBGR16us3 = class(TfdBGRus3) + procedure SetValues; override; + end; -end; + TfdBGRA4us1 = class(TfdUniversalUS1) + procedure SetValues; override; + end; -//LUMINANCE_ALPHA/////////////////////////////////////////////////////////////////////////////////// -procedure UnmapLuminance4Alpha4(const aPixel: TglBitmapPixelData; var aData: PByte; var aBitOffset: Byte); -begin + TfdABGR4us1 = class(TfdUniversalUS1) + procedure SetValues; override; + end; -end; + TfdBGR5A1us1 = class(TfdUniversalUS1) + procedure SetValues; override; + end; -procedure UnmapLuminance6Alpha2(const aPixel: TglBitmapPixelData; var aData: PByte; var aBitOffset: Byte); -begin + TfdA1BGR5us1 = class(TfdUniversalUS1) + procedure SetValues; override; + end; -end; + TfdBGRA8ui1 = class(TfdUniversalUI1) + procedure SetValues; override; + end; -procedure UnmapLuminance8Alpha8(const aPixel: TglBitmapPixelData; var aData: PByte; var aBitOffset: Byte); -begin + TfdABGR8ui1 = class(TfdUniversalUI1) + procedure SetValues; override; + end; -end; + TfdBGRA8ub4 = class(TfdBGRAub4) + procedure SetValues; override; + end; -procedure UnmapLuminance12Alpha4(const aPixel: TglBitmapPixelData; var aData: PByte; var aBitOffset: Byte); -begin + TfdBGR10A2ui1 = class(TfdUniversalUI1) + procedure SetValues; override; + end; -end; + TfdA2BGR10ui1 = class(TfdUniversalUI1) + procedure SetValues; override; + end; -procedure UnmapLuminance12Alpha12(const aPixel: TglBitmapPixelData; var aData: PByte; var aBitOffset: Byte); -begin - //TODO -end; + TfdBGRA16us4 = class(TfdBGRAus4) + procedure SetValues; override; + end; -procedure UnmapLuminance16Alpha16(const aPixel: TglBitmapPixelData; var aData: PByte; var aBitOffset: Byte); -begin + TfdDepth16us1 = class(TfdDepthUS1) + procedure SetValues; override; + end; -end; + TfdDepth24ui1 = class(TfdDepthUI1) + procedure SetValues; override; + end; -//RGB/////////////////////////////////////////////////////////////////////////////////////////////// -procedure UnmapR3G3B2(const aPixel: TglBitmapPixelData; var aData: PByte; var aBitOffset: Byte); -begin + TfdDepth32ui1 = class(TfdDepthUI1) + procedure SetValues; override; + end; -end; + TfdS3tcDtx1RGBA = class(TFormatDescriptor) + procedure Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer); override; + procedure Unmap(var aData: PByte; out aPixel: TglBitmapPixelData; var aMapData: Pointer); override; + procedure SetValues; override; + end; -procedure UnmapRGB4(const aPixel: TglBitmapPixelData; var aData: PByte; var aBitOffset: Byte); -begin - //TODO -end; + TfdS3tcDtx3RGBA = class(TFormatDescriptor) + procedure Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer); override; + procedure Unmap(var aData: PByte; out aPixel: TglBitmapPixelData; var aMapData: Pointer); override; + procedure SetValues; override; + end; -procedure UnmapRGB5(const aPixel: TglBitmapPixelData; var aData: PByte; var aBitOffset: Byte); -begin - //TODO -end; + TfdS3tcDtx5RGBA = class(TFormatDescriptor) + procedure Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer); override; + procedure Unmap(var aData: PByte; out aPixel: TglBitmapPixelData; var aMapData: Pointer); override; + procedure SetValues; override; + end; -procedure UnmapRGB8(const aPixel: TglBitmapPixelData; var aData: PByte; var aBitOffset: Byte); -begin +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// + TbmpBitfieldFormat = class(TFormatDescriptor) + public + procedure SetValues(const aBPP: Integer; aMask: TglBitmapRec4ul); overload; + procedure SetValues(const aBBP: Integer; const aPrec, aShift: TglBitmapRec4ub); overload; + procedure Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer); override; + procedure Unmap(var aData: PByte; out aPixel: TglBitmapPixelData; var aMapData: Pointer); override; + end; -end; +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// + TbmpColorTableEnty = packed record + b, g, r, a: Byte; + end; + TbmpColorTable = array of TbmpColorTableEnty; + TbmpColorTableFormat = class(TFormatDescriptor) + private + fBitsPerPixel: Integer; + fColorTable: TbmpColorTable; + protected + procedure SetValues; override; overload; + public + property ColorTable: TbmpColorTable read fColorTable write fColorTable; + property BitsPerPixel: Integer read fBitsPerPixel write fBitsPerPixel; -procedure UnmapRGB10(const aPixel: TglBitmapPixelData; var aData: PByte; var aBitOffset: Byte); -begin - //TODO -end; + procedure SetValues(const aFormat: TglBitmapFormat; const aBPP: Integer; const aPrec, aShift: TglBitmapRec4ub); overload; + procedure CalcValues; + procedure CreateColorTable; -procedure UnmapRGB12(const aPixel: TglBitmapPixelData; var aData: PByte; var aBitOffset: Byte); -begin - //TODO -end; + procedure Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer); override; + procedure Unmap(var aData: PByte; out aPixel: TglBitmapPixelData; var aMapData: Pointer); override; + destructor Destroy; override; + end; -procedure UnmapRGB16(const aPixel: TglBitmapPixelData; var aData: PByte; var aBitOffset: Byte); -begin +const + LUMINANCE_WEIGHT_R = 0.30; + LUMINANCE_WEIGHT_G = 0.59; + LUMINANCE_WEIGHT_B = 0.11; -end; + ALPHA_WEIGHT_R = 0.30; + ALPHA_WEIGHT_G = 0.59; + ALPHA_WEIGHT_B = 0.11; + + DEPTH_WEIGHT_R = 0.333333333; + DEPTH_WEIGHT_G = 0.333333333; + DEPTH_WEIGHT_B = 0.333333333; + + FORMAT_DESCRIPTOR_CLASSES: array[TglBitmapFormat] of TFormatDescriptorClass = ( + TfdEmpty, + + TfdAlpha4ub1, + TfdAlpha8ub1, + TfdAlpha16us1, + + TfdLuminance4ub1, + TfdLuminance8ub1, + TfdLuminance16us1, + + TfdLuminance4Alpha4ub2, + TfdLuminance6Alpha2ub2, + TfdLuminance8Alpha8ub2, + TfdLuminance12Alpha4us2, + TfdLuminance16Alpha16us2, + + TfdR3G3B2ub1, + TfdRGBX4us1, + TfdXRGB4us1, + TfdR5G6B5us1, + TfdRGB5X1us1, + TfdX1RGB5us1, + TfdRGB8ub3, + TfdRGBX8ui1, + TfdXRGB8ui1, + TfdRGB10X2ui1, + TfdX2RGB10ui1, + TfdRGB16us3, + + TfdRGBA4us1, + TfdARGB4us1, + TfdRGB5A1us1, + TfdA1RGB5us1, + TfdRGBA8ui1, + TfdARGB8ui1, + TfdRGBA8ub4, + TfdRGB10A2ui1, + TfdA2RGB10ui1, + TfdRGBA16us4, + + TfdBGRX4us1, + TfdXBGR4us1, + TfdB5G6R5us1, + TfdBGR5X1us1, + TfdX1BGR5us1, + TfdBGR8ub3, + TfdBGRX8ui1, + TfdXBGR8ui1, + TfdBGR10X2ui1, + TfdX2BGR10ui1, + TfdBGR16us3, + + TfdBGRA4us1, + TfdABGR4us1, + TfdBGR5A1us1, + TfdA1BGR5us1, + TfdBGRA8ui1, + TfdABGR8ui1, + TfdBGRA8ub4, + TfdBGR10A2ui1, + TfdA2BGR10ui1, + TfdBGRA16us4, + + TfdDepth16us1, + TfdDepth24ui1, + TfdDepth32ui1, + + TfdS3tcDtx1RGBA, + TfdS3tcDtx3RGBA, + TfdS3tcDtx5RGBA + ); -//RGBA////////////////////////////////////////////////////////////////////////////////////////////// -procedure UnmapRGBA2(const aPixel: TglBitmapPixelData; var aData: PByte; var aBitOffset: Byte); -begin +var + FormatDescriptorCS: TCriticalSection; + FormatDescriptors: array[TglBitmapFormat] of TFormatDescriptor; +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +constructor EglBitmapUnsupportedFormat.Create(const aFormat: TglBitmapFormat); +begin + inherited Create('unsupported format: ' + GetEnumName(TypeInfo(TglBitmapFormat), Integer(aFormat))); end; -procedure UnmapRGBA4(const aPixel: TglBitmapPixelData; var aData: PByte; var aBitOffset: Byte); +///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +constructor EglBitmapUnsupportedFormat.Create(const aMsg: String; const aFormat: TglBitmapFormat); begin - + inherited Create(aMsg + GetEnumName(TypeInfo(TglBitmapFormat), Integer(aFormat))); end; -procedure UnmapRGB5A1(const aPixel: TglBitmapPixelData; var aData: PByte; var aBitOffset: Byte); +///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +function glBitmapPosition(X: Integer; Y: Integer): TglBitmapPixelPosition; begin + result.Fields := []; + + if X >= 0 then + result.Fields := result.Fields + [ffX]; + if Y >= 0 then + result.Fields := result.Fields + [ffY]; + result.X := Max(0, X); + result.Y := Max(0, Y); end; -procedure UnmapRGBA8(const aPixel: TglBitmapPixelData; var aData: PByte; var aBitOffset: Byte); +///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +function glBitmapRec4ub(const r, g, b, a: Byte): TglBitmapRec4ub; begin - + result.r := r; + result.g := g; + result.b := b; + result.a := a; end; -procedure UnmapRGB10A2(const aPixel: TglBitmapPixelData; var aData: PByte; var aBitOffset: Byte); +///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +function glBitmapRec4ui(const r, g, b, a: Cardinal): TglBitmapRec4ui; begin - + result.r := r; + result.g := g; + result.b := b; + result.a := a; end; -procedure UnmapRGBA12(const aPixel: TglBitmapPixelData; var aData: PByte; var aBitOffset: Byte); +///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +function glBitmapRec4ul(const r, g, b, a: QWord): TglBitmapRec4ul; begin - //TODO + result.r := r; + result.g := g; + result.b := b; + result.a := a; end; -procedure UnmapRGBA16(const aPixel: TglBitmapPixelData; var aData: PByte; var aBitOffset: Byte); +///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +function glBitmapRec4uiCompare(const r1, r2: TglBitmapRec4ui): Boolean; +var + i: Integer; begin - + result := false; + for i := 0 to high(r1.arr) do + if (r1.arr[i] <> r2.arr[i]) then + exit; + result := true; end; -//DEPTH///////////////////////////////////////////////////////////////////////////////////////////// -procedure UnmapDepth16(const aPixel: TglBitmapPixelData; var aData: PByte; var aBitOffset: Byte); -begin +///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +function glBitmapCreateTestTexture(const aFormat: TglBitmapFormat): TglBitmap2D; +var + desc: TFormatDescriptor; + p, tmp: PByte; + x, y, i: Integer; + md: Pointer; + px: TglBitmapPixelData; +begin + result := nil; + desc := TFormatDescriptor.Get(aFormat); + if (desc.IsCompressed) or (desc.glFormat = 0) then + exit; + + p := GetMem(ceil(25 * desc.BytesPerPixel)); // 5 x 5 pixel + md := desc.CreateMappingData; + try + tmp := p; + desc.PreparePixel(px); + for y := 0 to 4 do + for x := 0 to 4 do begin + px.Data := glBitmapRec4ui(0, 0, 0, 0); + for i := 0 to 3 do begin + if ((y < 3) and (y = i)) or + ((y = 3) and (i < 3)) or + ((y = 4) and (i = 3)) + then + px.Data.arr[i] := Trunc(px.Range.arr[i] / 4 * x) + else if ((y < 4) and (i = 3)) or + ((y = 4) and (i < 3)) + then + px.Data.arr[i] := px.Range.arr[i] + else + px.Data.arr[i] := 0; //px.Range.arr[i]; + end; + desc.Map(px, tmp, md); + end; + finally + desc.FreeMappingData(md); + end; + result := TglBitmap2D.Create(glBitmapPosition(5, 5), aFormat, p); + result.FreeDataOnDestroy := true; + result.FreeDataAfterGenTexture := false; + result.SetFilter(GL_NEAREST, GL_NEAREST); end; -procedure UnmapDepth24(const aPixel: TglBitmapPixelData; var aData: PByte; var aBitOffset: Byte); +///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +function glBitmapShiftRec(const r, g, b, a: Byte): TglBitmapRec4ub; begin - //TODO + result.r := r; + result.g := g; + result.b := b; + result.a := a; end; -procedure UnmapDepth32(const aPixel: TglBitmapPixelData; var aData: PByte; var aBitOffset: Byte); +///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +function FormatGetSupportedFiles(const aFormat: TglBitmapFormat): TglBitmapFileTypes; begin + result := []; -end; - + if (aFormat in [ + //8bpp + tfAlpha4ub1, tfAlpha8ub1, + tfLuminance4ub1, tfLuminance8ub1, tfR3G3B2ub1, + //16bpp + tfLuminance4Alpha4ub2, tfLuminance6Alpha2ub2, tfLuminance8Alpha8ub2, + tfRGBX4us1, tfXRGB4us1, tfRGB5X1us1, tfX1RGB5us1, tfR5G6B5us1, tfRGB5A1us1, tfA1RGB5us1, tfRGBA4us1, tfARGB4us1, + tfBGRX4us1, tfXBGR4us1, tfBGR5X1us1, tfX1BGR5us1, tfB5G6R5us1, tfBGR5A1us1, tfA1BGR5us1, tfBGRA4us1, tfABGR4us1, + //24bpp + tfBGR8ub3, tfRGB8ub3, -procedure UnMapAlpha(var pData: pByte; var Pixel: TglBitmapPixelData); -begin - Pixel.Alpha := pData^; - Pixel.Red := Pixel.PixelDesc.RedRange; - Pixel.Green := Pixel.PixelDesc.GreenRange; - Pixel.Blue := Pixel.PixelDesc.BlueRange; + //32bpp + tfRGBX8ui1, tfXRGB8ui1, tfRGB10X2ui1, tfX2RGB10ui1, tfRGBA8ui1, tfARGB8ui1, tfRGBA8ub4, tfRGB10A2ui1, tfA2RGB10ui1, + tfBGRX8ui1, tfXBGR8ui1, tfBGR10X2ui1, tfX2BGR10ui1, tfBGRA8ui1, tfABGR8ui1, tfBGRA8ub4, tfBGR10A2ui1, tfA2BGR10ui1]) + then + result := result + [ ftBMP ]; - Inc(pData); -end; + if (aFormat in [ + //8bbp + tfAlpha4ub1, tfAlpha8ub1, tfLuminance4ub1, tfLuminance8ub1, + //16bbp + tfAlpha16us1, tfLuminance16us1, + tfLuminance4Alpha4ub2, tfLuminance6Alpha2ub2, tfLuminance8Alpha8ub2, + tfX1RGB5us1, tfARGB4us1, tfA1RGB5us1, tfDepth16us1, -procedure UnMapLuminance(var pData: pByte; var Pixel: TglBitmapPixelData); -begin - Pixel.Alpha := 255; - Pixel.Red := pData^; - Pixel.Green := pData^; - Pixel.Blue := pData^; + //24bbp + tfBGR8ub3, - Inc(pData); -end; + //32bbp + tfX2RGB10ui1, tfARGB8ui1, tfBGRA8ub4, tfA2RGB10ui1, + tfDepth24ui1, tfDepth32ui1]) + then + result := result + [ftTGA]; + if not (aFormat in [tfEmpty, tfRGB16us3, tfBGR16us3]) then + result := result + [ftDDS]; -procedure UnMapDepth8(var pData: pByte; var Pixel: TglBitmapPixelData); -begin - Pixel.Alpha := 255; - Pixel.Red := pData^; - Pixel.Green := pData^; - Pixel.Blue := pData^; +{$IFDEF GLB_SUPPORT_PNG_WRITE} + if aFormat in [ + tfAlpha8ub1, tfLuminance8ub1, tfLuminance8Alpha8ub2, + tfRGB8ub3, tfRGBA8ui1, + tfBGR8ub3, tfBGRA8ui1] then + result := result + [ftPNG]; +{$ENDIF} - Inc(pData); +{$IFDEF GLB_SUPPORT_JPEG_WRITE} + if aFormat in [tfAlpha8ub1, tfLuminance8ub1, tfRGB8ub3, tfBGR8ub3] then + result := result + [ftJPEG]; +{$ENDIF} end; - -procedure UnMapLuminanceAlpha(var pData: pByte; var Pixel: TglBitmapPixelData); +///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +function IsPowerOfTwo(aNumber: Integer): Boolean; begin - Pixel.Red := pData^; - Pixel.Green := pData^; - Pixel.Blue := pData^; - Inc(pData); - - Pixel.Alpha := pData^; - Inc(pData); + while (aNumber and 1) = 0 do + aNumber := aNumber shr 1; + result := aNumber = 1; end; - -procedure UnMapRGBA4(var pData: pByte; var Pixel: TglBitmapPixelData); -var - Temp: Word; +///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +function GetTopMostBit(aBitSet: QWord): Integer; begin - Temp := pWord(pData)^; - - Pixel.Alpha := Temp shr PIXEL_DESC_RGBA4.AlphaShift and PIXEL_DESC_RGBA4.AlphaRange; - Pixel.Red := Temp shr PIXEL_DESC_RGBA4.RedShift and PIXEL_DESC_RGBA4.RedRange; - Pixel.Green := Temp shr PIXEL_DESC_RGBA4.GreenShift and PIXEL_DESC_RGBA4.GreenRange; - Pixel.Blue := Temp and PIXEL_DESC_RGBA4.BlueRange; - - Inc(pData, 2); + result := 0; + while aBitSet > 0 do begin + inc(result); + aBitSet := aBitSet shr 1; + end; end; - -procedure UnMapR5G6B5(var pData: pByte; var Pixel: TglBitmapPixelData); -var - Temp: Word; +///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +function CountSetBits(aBitSet: QWord): Integer; begin - Temp := pWord(pData)^; - - Pixel.Alpha := Pixel.PixelDesc.AlphaRange; - Pixel.Red := Temp shr PIXEL_DESC_R5G6B5.RedShift and PIXEL_DESC_R5G6B5.RedRange; - Pixel.Green := Temp shr PIXEL_DESC_R5G6B5.GreenShift and PIXEL_DESC_R5G6B5.GreenRange; - Pixel.Blue := Temp and PIXEL_DESC_R5G6B5.BlueRange; - - Inc(pData, 2); + result := 0; + while aBitSet > 0 do begin + if (aBitSet and 1) = 1 then + inc(result); + aBitSet := aBitSet shr 1; + end; end; - -procedure UnMapRGB5A1(var pData: pByte; var Pixel: TglBitmapPixelData); -var - Temp: Word; +///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +function LuminanceWeight(const aPixel: TglBitmapPixelData): Cardinal; begin - Temp := pWord(pData)^; - - Pixel.Alpha := Temp shr PIXEL_DESC_RGB5A1.AlphaShift and PIXEL_DESC_RGB5A1.AlphaRange; - Pixel.Red := Temp shr PIXEL_DESC_RGB5A1.RedShift and PIXEL_DESC_RGB5A1.RedRange; - Pixel.Green := Temp shr PIXEL_DESC_RGB5A1.GreenShift and PIXEL_DESC_RGB5A1.GreenRange; - Pixel.Blue := Temp and PIXEL_DESC_RGB5A1.BlueRange; + result := Trunc( + LUMINANCE_WEIGHT_R * aPixel.Data.r + + LUMINANCE_WEIGHT_G * aPixel.Data.g + + LUMINANCE_WEIGHT_B * aPixel.Data.b); +end; - Inc(pData, 2); +///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +function DepthWeight(const aPixel: TglBitmapPixelData): Cardinal; +begin + result := Trunc( + DEPTH_WEIGHT_R * aPixel.Data.r + + DEPTH_WEIGHT_G * aPixel.Data.g + + DEPTH_WEIGHT_B * aPixel.Data.b); end; +{$IFDEF GLB_NATIVE_OGL} +///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +//OpenGLInitialization/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +var + GL_LibHandle: Pointer = nil; -procedure UnMapRGB8(var pData: pByte; var Pixel: TglBitmapPixelData); +function glbGetProcAddress(aProcName: PAnsiChar; aLibHandle: Pointer = nil; const aRaiseOnErr: Boolean = true): Pointer; begin - Pixel.Alpha := Pixel.PixelDesc.AlphaRange; + if not Assigned(aLibHandle) then + aLibHandle := GL_LibHandle; - Pixel.Red := pData^; - Inc(pData); +{$IF DEFINED(GLB_WIN)} + result := GetProcAddress({%H-}HMODULE(aLibHandle), aProcName); + if Assigned(result) then + exit; - Pixel.Green := pData^; - Inc(pData); + if Assigned(wglGetProcAddress) then + result := wglGetProcAddress(aProcName); +{$ELSEIF DEFINED(GLB_LINUX)} + if Assigned(glXGetProcAddress) then begin + result := glXGetProcAddress(aProcName); + if Assigned(result) then + exit; + end; - Pixel.Blue := pData^; - Inc(pData); -end; + if Assigned(glXGetProcAddressARB) then begin + result := glXGetProcAddressARB(aProcName); + if Assigned(result) then + exit; + end; + result := dlsym(aLibHandle, aProcName); +{$IFEND} + if not Assigned(result) and aRaiseOnErr then + raise EglBitmap.Create('unable to load procedure form library: ' + aProcName); +end; -procedure UnMapBGR8(var pData: pByte; var Pixel: TglBitmapPixelData); -begin - Pixel.Alpha := Pixel.PixelDesc.AlphaRange; +{$IFDEF GLB_NATIVE_OGL_DYNAMIC} +var + GLU_LibHandle: Pointer = nil; + OpenGLInitialized: Boolean; + InitOpenGLCS: TCriticalSection; - Pixel.Blue := pData^; - Inc(pData); +///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure glbInitOpenGL; - Pixel.Green := pData^; - Inc(pData); + //////////////////////////////////////////////////////////////////////////////// + function glbLoadLibrary(const aName: PChar): Pointer; + begin + {$IF DEFINED(GLB_WIN)} + result := {%H-}Pointer(LoadLibrary(aName)); + {$ELSEIF DEFINED(GLB_LINUX)} + result := dlopen(Name, RTLD_LAZY); + {$ELSE} + result := nil; + {$IFEND} + end; - Pixel.Red := pData^; - Inc(pData); + //////////////////////////////////////////////////////////////////////////////// + function glbFreeLibrary(const aLibHandle: Pointer): Boolean; + begin + result := false; + if not Assigned(aLibHandle) then + exit; + + {$IF DEFINED(GLB_WIN)} + Result := FreeLibrary({%H-}HINST(aLibHandle)); + {$ELSEIF DEFINED(GLB_LINUX)} + Result := dlclose(aLibHandle) = 0; + {$IFEND} + end; + +begin + if Assigned(GL_LibHandle) then + glbFreeLibrary(GL_LibHandle); + + if Assigned(GLU_LibHandle) then + glbFreeLibrary(GLU_LibHandle); + + GL_LibHandle := glbLoadLibrary(libopengl); + if not Assigned(GL_LibHandle) then + raise EglBitmap.Create('unable to load library: ' + libopengl); + + GLU_LibHandle := glbLoadLibrary(libglu); + if not Assigned(GLU_LibHandle) then + raise EglBitmap.Create('unable to load library: ' + libglu); + +{$IF DEFINED(GLB_WIN)} + wglGetProcAddress := glbGetProcAddress('wglGetProcAddress'); +{$ELSEIF DEFINED(GLB_LINUX)} + glXGetProcAddress := glbGetProcAddress('glXGetProcAddress'); + glXGetProcAddressARB := glbGetProcAddress('glXGetProcAddressARB'); +{$IFEND} + + glEnable := glbGetProcAddress('glEnable'); + glDisable := glbGetProcAddress('glDisable'); + glGetString := glbGetProcAddress('glGetString'); + glGetIntegerv := glbGetProcAddress('glGetIntegerv'); + glTexParameteri := glbGetProcAddress('glTexParameteri'); + glTexParameteriv := glbGetProcAddress('glTexParameteriv'); + glTexParameterfv := glbGetProcAddress('glTexParameterfv'); + glGetTexParameteriv := glbGetProcAddress('glGetTexParameteriv'); + glGetTexParameterfv := glbGetProcAddress('glGetTexParameterfv'); + glGetTexLevelParameteriv := glbGetProcAddress('glGetTexLevelParameteriv'); + glGetTexLevelParameterfv := glbGetProcAddress('glGetTexLevelParameterfv'); + glTexGeni := glbGetProcAddress('glTexGeni'); + glGenTextures := glbGetProcAddress('glGenTextures'); + glBindTexture := glbGetProcAddress('glBindTexture'); + glDeleteTextures := glbGetProcAddress('glDeleteTextures'); + glAreTexturesResident := glbGetProcAddress('glAreTexturesResident'); + glReadPixels := glbGetProcAddress('glReadPixels'); + glPixelStorei := glbGetProcAddress('glPixelStorei'); + glTexImage1D := glbGetProcAddress('glTexImage1D'); + glTexImage2D := glbGetProcAddress('glTexImage2D'); + glGetTexImage := glbGetProcAddress('glGetTexImage'); + + gluBuild1DMipmaps := glbGetProcAddress('gluBuild1DMipmaps', GLU_LibHandle); + gluBuild2DMipmaps := glbGetProcAddress('gluBuild2DMipmaps', GLU_LibHandle); end; +{$ENDIF} +///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure glbReadOpenGLExtensions; +var + Buffer: AnsiString; + MajorVersion, MinorVersion: Integer; -procedure UnMapRGBA8(var pData: pByte; var Pixel: TglBitmapPixelData); -begin - Pixel.Red := pData^; - Inc(pData); + /////////////////////////////////////////////////////////////////////////////////////////// + procedure TrimVersionString(aBuffer: AnsiString; out aMajor, aMinor: Integer); + var + Separator: Integer; + begin + aMinor := 0; + aMajor := 0; - Pixel.Green := pData^; - Inc(pData); + Separator := Pos(AnsiString('.'), aBuffer); + if (Separator > 1) and (Separator < Length(aBuffer)) and + (aBuffer[Separator - 1] in ['0'..'9']) and + (aBuffer[Separator + 1] in ['0'..'9']) then begin - Pixel.Blue := pData^; - Inc(pData); + Dec(Separator); + while (Separator > 0) and (aBuffer[Separator] in ['0'..'9']) do + Dec(Separator); - Pixel.Alpha := pData^; - Inc(pData); -end; + Delete(aBuffer, 1, Separator); + Separator := Pos(AnsiString('.'), aBuffer) + 1; + while (Separator <= Length(aBuffer)) and (AnsiChar(aBuffer[Separator]) in ['0'..'9']) do + Inc(Separator); -procedure UnMapBGRA8(var pData: pByte; var Pixel: TglBitmapPixelData); -begin - Pixel.Blue := pData^; - Inc(pData); + Delete(aBuffer, Separator, 255); + Separator := Pos(AnsiString('.'), aBuffer); - Pixel.Green := pData^; - Inc(pData); + aMajor := StrToInt(Copy(String(aBuffer), 1, Separator - 1)); + aMinor := StrToInt(Copy(String(aBuffer), Separator + 1, 1)); + end; + end; - Pixel.Red := pData^; - Inc(pData); + /////////////////////////////////////////////////////////////////////////////////////////// + function CheckExtension(const Extension: AnsiString): Boolean; + var + ExtPos: Integer; + begin + ExtPos := Pos(Extension, Buffer); + result := ExtPos > 0; + if result then + result := ((ExtPos + Length(Extension) - 1) = Length(Buffer)) or not (Buffer[ExtPos + Length(Extension)] in ['_', 'A'..'Z', 'a'..'z']); + end; - Pixel.Alpha := pData^; - Inc(pData); -end; + /////////////////////////////////////////////////////////////////////////////////////////// + function CheckVersion(const aMajor, aMinor: Integer): Boolean; + begin + result := (MajorVersion > aMajor) or ((MajorVersion = aMajor) and (MinorVersion >= aMinor)); + end; +begin +{$IFDEF GLB_NATIVE_OGL_DYNAMIC} + InitOpenGLCS.Enter; + try + if not OpenGLInitialized then begin + glbInitOpenGL; + OpenGLInitialized := true; + end; + finally + InitOpenGLCS.Leave; + end; +{$ENDIF} -procedure UnMapRGB10A2(var pData: pByte; var Pixel: TglBitmapPixelData); -var - Temp: DWord; -begin - Temp := pDWord(pData)^; - - Pixel.Alpha := Temp shr PIXEL_DESC_RGB10A2.AlphaShift and PIXEL_DESC_RGB10A2.AlphaRange; - Pixel.Red := Temp shr PIXEL_DESC_RGB10A2.RedShift and PIXEL_DESC_RGB10A2.RedRange; - Pixel.Green := Temp shr PIXEL_DESC_RGB10A2.GreenShift and PIXEL_DESC_RGB10A2.GreenRange; - Pixel.Blue := Temp and PIXEL_DESC_RGB10A2.BlueRange; - - Inc(pData, 4); -end; - - -function FormatGetUnMapFunc(const aInternalFormat: TglBitmapInternalFormat): TglBitmapUnMapFunc; -begin - case aInternalFormat of - ifAlpha4: result := UnmapAlpha4; - ifAlpha8: result := UnmapAlpha8; - ifAlpha12: result := UnmapAlpha12; - ifAlpha16: result := UnmapAlpha16; - - ifLuminance4: result := UnmapLuminance4; - ifLuminance8: result := UnmapLuminance8; - ifLuminance12: result := UnmapLuminance8; - ifLuminance16: result := UnmapLuminance8; - - ifLuminance4Alpha4: result := UnmapLuminance4Alpha4; - ifLuminance6Alpha2: result := UnmapLuminance6Alpha2; - ifLuminance8Alpha8: result := UnmapLuminance8Alpha8; - ifLuminance12Alpha4: result := UnmapLuminance12Alpha4; - ifLuminance12Alpha12: result := UnmapLuminance12Alpha12; - ifLuminance16Alpha16: result := UnmapLuminance16Alpha16; - - ifR3G3B2: result := UnmapR3G3B2; - ifRGB4: result := UnmapRGB4; - ifRGB5: result := UnmapRGB5; - ifRGB8: result := UnmapRGB8; - ifRGB10: result := UnmapRGB10; - ifRGB12: result := UnmapRGB12; - ifRGB16: result := UnmapRGB16; - - ifRGBA2: result := UnmapRGBA2; - ifRGBA4: result := UnmapRGBA4; - ifRGB5A1: result := UnmapRGB5A1; - ifRGBA8: result := UnmapRGBA8; - ifRGB10A2: result := UnmapRGB10A2; - ifRGBA12: result := UnmapRGBA12; - ifRGBA16: result := UnmapRGBA16; - - ifDepth16: result := UnmapDepth16; - ifDepth24: result := UnmapDepth24; - ifDepth32: result := UnmapDepth32; - else - raise EglBitmapUnsupportedInternalFormat.Create('FormatGetMapFunc - ' + UNSUPPORTED_INTERNAL_FORMAT); + // Version + Buffer := glGetString(GL_VERSION); + TrimVersionString(Buffer, MajorVersion, MinorVersion); + + GL_VERSION_1_2 := CheckVersion(1, 2); + GL_VERSION_1_3 := CheckVersion(1, 3); + GL_VERSION_1_4 := CheckVersion(1, 4); + GL_VERSION_2_0 := CheckVersion(2, 0); + GL_VERSION_3_3 := CheckVersion(3, 3); + + // Extensions + Buffer := glGetString(GL_EXTENSIONS); + GL_ARB_texture_border_clamp := CheckExtension('GL_ARB_texture_border_clamp'); + GL_ARB_texture_non_power_of_two := CheckExtension('GL_ARB_texture_non_power_of_two'); + GL_ARB_texture_swizzle := CheckExtension('GL_ARB_texture_swizzle'); + GL_ARB_texture_cube_map := CheckExtension('GL_ARB_texture_cube_map'); + GL_ARB_texture_rectangle := CheckExtension('GL_ARB_texture_rectangle'); + GL_ARB_texture_mirrored_repeat := CheckExtension('GL_ARB_texture_mirrored_repeat'); + GL_EXT_texture_edge_clamp := CheckExtension('GL_EXT_texture_edge_clamp'); + GL_EXT_texture_filter_anisotropic := CheckExtension('GL_EXT_texture_filter_anisotropic'); + GL_EXT_texture_rectangle := CheckExtension('GL_EXT_texture_rectangle'); + GL_EXT_texture_swizzle := CheckExtension('GL_EXT_texture_swizzle'); + GL_EXT_texture_cube_map := CheckExtension('GL_EXT_texture_cube_map'); + GL_NV_texture_rectangle := CheckExtension('GL_NV_texture_rectangle'); + GL_IBM_texture_mirrored_repeat := CheckExtension('GL_IBM_texture_mirrored_repeat'); + GL_SGIS_generate_mipmap := CheckExtension('GL_SGIS_generate_mipmap'); + + if GL_VERSION_1_3 then begin + glCompressedTexImage1D := glbGetProcAddress('glCompressedTexImage1D'); + glCompressedTexImage2D := glbGetProcAddress('glCompressedTexImage2D'); + glGetCompressedTexImage := glbGetProcAddress('glGetCompressedTexImage'); + end else begin + glCompressedTexImage1D := glbGetProcAddress('glCompressedTexImage1DARB', nil, false); + glCompressedTexImage2D := glbGetProcAddress('glCompressedTexImage2DARB', nil, false); + glGetCompressedTexImage := glbGetProcAddress('glGetCompressedTexImageARB', nil, false); end; end; -{$ENDREGION} +{$ENDIF} -{* -** Tools -*} -function FormatGetSize (Format: TglBitmapInternalFormat): Single; +{$IFDEF GLB_SDL_IMAGE} +///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +// SDL Image Helper ///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +function glBitmapRWseek(context: PSDL_RWops; offset: Integer; whence: Integer): Integer; cdecl; begin - case Format of - ifEmpty: - Result := 0; - ifDXT1: - Result := 0.5; - ifAlpha, ifLuminance, ifDepth8, ifDXT3, ifDXT5: - Result := 1; - ifLuminanceAlpha, ifRGBA4, ifRGB5A1, ifR5G6B5: - Result := 2; - ifBGR8, ifRGB8: - Result := 3; - ifBGRA8, ifRGBA8, ifRGB10A2: - Result := 4; - else - raise EglBitmapUnsupportedInternalFormat.Create('FormatGetSize - ' + UNSUPPORTED_INTERNAL_FORMAT); - end; + result := TStream(context^.unknown.data1).Seek(offset, whence); end; - -function FormatIsCompressed(Format: TglBitmapInternalFormat): boolean; +function glBitmapRWread(context: PSDL_RWops; Ptr: Pointer; size: Integer; maxnum : Integer): Integer; cdecl; begin - Result := Format in [ifDXT1, ifDXT3, ifDXT5]; + result := TStream(context^.unknown.data1).Read(Ptr^, size * maxnum); end; - -function FormatIsUncompressed(Format: TglBitmapInternalFormat): boolean; +function glBitmapRWwrite(context: PSDL_RWops; Ptr: Pointer; size: Integer; num: Integer): Integer; cdecl; begin - Result := Format in [ifAlpha, ifLuminance, ifDepth8, ifLuminanceAlpha, ifRGBA4, ifRGB5A1, ifR5G6B5, ifBGR8, ifRGB8, ifBGRA8, ifRGBA8, ifRGB10A2]; + result := TStream(context^.unknown.data1).Write(Ptr^, size * num); end; - -function FormatIsEmpty(Format: TglBitmapInternalFormat): boolean; +function glBitmapRWclose(context: PSDL_RWops): Integer; cdecl; begin - Result := Format = ifEmpty; + result := 0; end; - -function FormatHasAlpha(Format: TglBitmapInternalFormat): Boolean; +function glBitmapCreateRWops(Stream: TStream): PSDL_RWops; begin - Result := Format in [ifDXT1, ifDXT3, ifDXT5 ,ifAlpha, ifLuminanceAlpha, ifRGBA4, ifRGB5A1, ifBGRA8, ifRGBA8, ifRGB10A2]; -end; + result := SDL_AllocRW; + if result = nil then + raise EglBitmap.Create('glBitmapCreateRWops - SDL_AllocRW failed.'); -procedure FormatPreparePixel(var Pixel: TglBitmapPixelData; Format: TglBitmapInternalFormat); -begin - FillChar(Pixel, SizeOf(Pixel), #0); + result^.seek := glBitmapRWseek; + result^.read := glBitmapRWread; + result^.write := glBitmapRWwrite; + result^.close := glBitmapRWclose; + result^.unknown.data1 := Stream; +end; +{$ENDIF} - case Format of - ifAlpha: - Pixel.PixelDesc := PIXEL_DESC_ALPHA; - ifLuminance: - Pixel.PixelDesc := PIXEL_DESC_LUMINANCE; - ifDepth8: - Pixel.PixelDesc := PIXEL_DESC_DEPTH8; - ifLuminanceAlpha: - Pixel.PixelDesc := PIXEL_DESC_LUMINANCEALPHA; - ifRGBA4: - Pixel.PixelDesc := PIXEL_DESC_RGBA4; - ifR5G6B5: - Pixel.PixelDesc := PIXEL_DESC_R5G6B5; - ifRGB5A1: - Pixel.PixelDesc := PIXEL_DESC_RGB5A1; - ifDXT1, ifDXT3, ifDXT5, ifBGRA8: - Pixel.PixelDesc := PIXEL_DESC_BGRA8; - ifBGR8: - Pixel.PixelDesc := PIXEL_DESC_BGR8; - ifRGB8: - Pixel.PixelDesc := PIXEL_DESC_RGB8; - ifRGBA8: - Pixel.PixelDesc := PIXEL_DESC_RGBA8; - ifRGB10A2: - Pixel.PixelDesc := PIXEL_DESC_RGB10A2; - end; - - Pixel.Red := Pixel.PixelDesc.RedRange; - Pixel.Green := Pixel.PixelDesc.GreenRange; - Pixel.Blue := Pixel.PixelDesc.BlueRange; - Pixel.Alpha := Pixel.PixelDesc.AlphaRange; -end; - - -function FormatGetWithoutAlpha(Format: TglBitmapInternalFormat): TglBitmapInternalFormat; +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure glBitmapSetDefaultDeleteTextureOnFree(const aDeleteTextureOnFree: Boolean); begin - case Format of - ifAlpha: - Result := ifLuminance; - ifLuminanceAlpha: - Result := ifLuminance; - ifRGBA4: - Result := ifR5G6B5; - ifRGB5A1: - Result := ifR5G6B5; - ifBGRA8: - Result := ifBGR8; - ifRGBA8: - Result := ifRGB8; - ifRGB10A2: - Result := ifRGB8; - else - Result := Format; - end; + glBitmapDefaultDeleteTextureOnFree := aDeleteTextureOnFree; end; - -function FormatGetWithAlpha(Format: TglBitmapInternalFormat): TglBitmapInternalFormat; +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure glBitmapSetDefaultFreeDataAfterGenTexture(const aFreeData: Boolean); begin - case Format of - ifLuminance: - Result := ifLuminanceAlpha; - ifR5G6B5: - Result := ifRGB5A1; - ifBGR8: - Result := ifBGRA8; - ifRGB8: - Result := ifRGBA8; - else - Result := Format; - end; + glBitmapDefaultFreeDataAfterGenTextures := aFreeData; end; +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure glBitmapSetDefaultMipmap(const aValue: TglBitmapMipMap); +begin + glBitmapDefaultMipmap := aValue; +end; -function FormatGetUncompressed(Format: TglBitmapInternalFormat): TglBitmapInternalFormat; +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure glBitmapSetDefaultFormat(const aFormat: TglBitmapFormat); begin - case Format of - ifDXT1: - Result := ifRGB5A1; - ifDXT3: - Result := ifRGBA8; - ifDXT5: - Result := ifRGBA8; - else - Result := Format; - end; + glBitmapDefaultFormat := aFormat; end; +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure glBitmapSetDefaultFilter(const aMin, aMag: Integer); +begin + glBitmapDefaultFilterMin := aMin; + glBitmapDefaultFilterMag := aMag; +end; -function FormatGetImageSize(Size: TglBitmapPixelPosition; Format: TglBitmapInternalFormat): Integer; +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure glBitmapSetDefaultWrap(const S: Cardinal = GL_CLAMP_TO_EDGE; const T: Cardinal = GL_CLAMP_TO_EDGE; const R: Cardinal = GL_CLAMP_TO_EDGE); begin - if (Size.X = 0) and (Size.Y = 0) then - Result := 0 - else - Result := Trunc(Max(Size.Y, 1) * Max(Size.X, 1) * FormatGetSize(Format)); + glBitmapDefaultWrapS := S; + glBitmapDefaultWrapT := T; + glBitmapDefaultWrapR := R; end; +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure glBitmapSetDefaultSwizzle(const r: GLenum = GL_RED; g: GLenum = GL_GREEN; b: GLenum = GL_BLUE; a: GLenum = GL_ALPHA); +begin + glDefaultSwizzle[0] := r; + glDefaultSwizzle[1] := g; + glDefaultSwizzle[2] := b; + glDefaultSwizzle[3] := a; +end; -function FormatGetSupportedFiles(Format: TglBitmapInternalFormat): TglBitmapFileTypes; +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +function glBitmapGetDefaultDeleteTextureOnFree: Boolean; begin - Result := []; + result := glBitmapDefaultDeleteTextureOnFree; +end; - {$IFDEF GLB_SUPPORT_PNG_WRITE} - if Format in [ifLuminance, ifAlpha, ifDepth8, ifLuminanceAlpha, ifBGR8, ifBGRA8, ifRGB8, ifRGBA8] then - Result := Result + [ftPNG]; - {$ENDIF} +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +function glBitmapGetDefaultFreeDataAfterGenTexture: Boolean; +begin + result := glBitmapDefaultFreeDataAfterGenTextures; +end; - {$IFDEF GLB_SUPPORT_JPEG_WRITE} - if Format in [ifLuminance, ifAlpha, ifDepth8, ifRGB8, ifBGR8] then - Result := Result + [ftJPEG]; - {$ENDIF} +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +function glBitmapGetDefaultMipmap: TglBitmapMipMap; +begin + result := glBitmapDefaultMipmap; +end; - Result := Result + [ftDDS]; +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +function glBitmapGetDefaultFormat: TglBitmapFormat; +begin + result := glBitmapDefaultFormat; +end; - if Format in [ifLuminance, ifAlpha, ifDepth8, ifLuminanceAlpha, ifBGR8, ifRGB8, ifBGRA8, ifRGBA8] then - Result := Result + [ftTGA]; +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure glBitmapGetDefaultFilter(var aMin, aMag: Cardinal); +begin + aMin := glBitmapDefaultFilterMin; + aMag := glBitmapDefaultFilterMag; +end; - if Format in [ifLuminance, ifAlpha, ifDepth8, ifLuminanceAlpha, ifRGBA4, ifRGB5A1, ifR5G6B5, ifRGB8, ifBGR8, ifRGBA8, ifBGRA8, ifRGB10A2] then - Result := Result + [ftBMP]; +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure glBitmapGetDefaultTextureWrap(var S, T, R: Cardinal); +begin + S := glBitmapDefaultWrapS; + T := glBitmapDefaultWrapT; + R := glBitmapDefaultWrapR; end; +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure glBitmapGetDefaultSwizzle(var r, g, b, a: GLenum); +begin + r := glDefaultSwizzle[0]; + g := glDefaultSwizzle[1]; + b := glDefaultSwizzle[2]; + a := glDefaultSwizzle[3]; +end; -function FormatCheckFormat(RedMask, GreenMask, BlueMask, AlphaMask: Cardinal; Format: TglBitmapInternalFormat): boolean; +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +//TFormatDescriptor/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +function TFormatDescriptor.GetSize(const aSize: TglBitmapPixelPosition): Integer; var - Pix: TglBitmapPixelData; + w, h: Integer; begin - Result := False; - - if (RedMask = 0) and (GreenMask = 0) and (BlueMask = 0) and (AlphaMask = 0) then - raise EglBitmapException.Create('FormatCheckFormat - All Masks are 0'); - - FormatPreparePixel(Pix, Format); - - with Pix.PixelDesc do begin - if RedMask <> 0 then - if (RedMask <> (RedRange shl RedShift)) then - Exit; - - if GreenMask <> 0 then - if (GreenMask <> (GreenRange shl GreenShift)) then - Exit; - - if BlueMask <> 0 then - if (BlueMask <> (BlueRange shl BlueShift)) then - Exit; + if (ffX in aSize.Fields) or (ffY in aSize.Fields) then begin + w := Max(1, aSize.X); + h := Max(1, aSize.Y); + result := GetSize(w, h); + end else + result := 0; +end; - if AlphaMask <> 0 then - if (AlphaMask <> (AlphaRange shl AlphaShift)) then - Exit; +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +function TFormatDescriptor.GetSize(const aWidth, aHeight: Integer): Integer; +begin + result := 0; + if (aWidth <= 0) or (aHeight <= 0) then + exit; + result := Ceil(aWidth * aHeight * BytesPerPixel); +end; - Result := True; - end; +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +function TFormatDescriptor.CreateMappingData: Pointer; +begin + result := nil; end; +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure TFormatDescriptor.FreeMappingData(var aMappingData: Pointer); +begin + //DUMMY +end; -function IsPowerOfTwo(Number: Integer): Boolean; +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +function TFormatDescriptor.IsEmpty: Boolean; begin - while Number and 1 = 0 do - Number := Number shr 1; + result := (fFormat = tfEmpty); +end; - Result := Number = 1; +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +function TFormatDescriptor.MaskMatch(const aMask: TglBitmapRec4ul): Boolean; +var + i: Integer; + m: TglBitmapRec4ul; +begin + result := false; + if (aMask.r = 0) and (aMask.g = 0) and (aMask.b = 0) and (aMask.a = 0) then + raise EglBitmap.Create('FormatCheckFormat - All Masks are 0'); + m := Mask; + for i := 0 to 3 do + if (aMask.arr[i] <> m.arr[i]) then + exit; + result := true; end; +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure TFormatDescriptor.PreparePixel(out aPixel: TglBitmapPixelData); +begin + FillChar(aPixel{%H-}, SizeOf(aPixel), 0); + aPixel.Data := Range; + aPixel.Format := fFormat; + aPixel.Range := Range; +end; -function GetBitSize(BitSet: Cardinal): Integer; +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +//TfdAlpha_UB1//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure TfdAlphaUB1.Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer); begin - Result := 0; + aData^ := aPixel.Data.a; + inc(aData); +end; - while BitSet > 0 do begin - if (BitSet and $1) = 1 then - Inc(Result); +procedure TfdAlphaUB1.Unmap(var aData: PByte; out aPixel: TglBitmapPixelData; var aMapData: Pointer); +begin + aPixel.Data.r := 0; + aPixel.Data.g := 0; + aPixel.Data.b := 0; + aPixel.Data.a := aData^; + inc(aData); +end; - BitSet := BitSet shr 1; - end; +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +//TfdLuminance_UB1//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure TfdLuminanceUB1.Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer); +begin + aData^ := LuminanceWeight(aPixel); + inc(aData); end; +procedure TfdLuminanceUB1.Unmap(var aData: PByte; out aPixel: TglBitmapPixelData; var aMapData: Pointer); +begin + aPixel.Data.r := aData^; + aPixel.Data.g := aData^; + aPixel.Data.b := aData^; + aPixel.Data.a := 0; + inc(aData); +end; -procedure SwapRGB(pData: pByte; Width: Integer; HasAlpha: Boolean); -type - PRGBPix = ^TRGBPix; - TRGBPix = array [0..2] of byte; +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +//TfdUniversal_UB1//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure TfdUniversalUB1.Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer); var - Temp: Byte; + i: Integer; begin - while Width > 0 do begin - Temp := pRGBPIX(pData)^[0]; - pRGBPIX(pData)^[0] := pRGBPIX(pData)^[2]; - pRGBPIX(pData)^[2] := Temp; - - if HasAlpha then - Inc(pData, 4) - else - Inc(pData, 3); - - Dec(Width); - end; + aData^ := 0; + for i := 0 to 3 do + if (Range.arr[i] > 0) then + aData^ := aData^ or ((aPixel.Data.arr[i] and Range.arr[i]) shl fShift.arr[i]); + inc(aData); end; - -{$IFDEF GLB_DELPHI} -function CreateGrayPalette: HPALETTE; +procedure TfdUniversalUB1.Unmap(var aData: PByte; out aPixel: TglBitmapPixelData; var aMapData: Pointer); var - Idx: Integer; - Pal: PLogPalette; + i: Integer; begin - GetMem(Pal, SizeOf(TLogPalette) + (SizeOf(TPaletteEntry) * 256)); - - Pal.palVersion := $300; - Pal.palNumEntries := 256; - - {$IFOPT R+} - {$DEFINE GLB_TEMPRANGECHECK} - {$R-} - {$ENDIF} - - for Idx := 0 to 256 - 1 do begin - Pal.palPalEntry[Idx].peRed := Idx; - Pal.palPalEntry[Idx].peGreen := Idx; - Pal.palPalEntry[Idx].peBlue := Idx; - Pal.palPalEntry[Idx].peFlags := 0; - end; - - {$IFDEF GLB_TEMPRANGECHECK} - {$UNDEF GLB_TEMPRANGECHECK} - {$R+} - {$ENDIF} - - Result := CreatePalette(Pal^); + for i := 0 to 3 do + aPixel.Data.arr[i] := (aData^ shr fShift.arr[i]) and Range.arr[i]; + inc(aData); +end; - FreeMem(Pal); +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +//TfdLuminanceAlpha_UB2/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure TfdLuminanceAlphaUB2.Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer); +begin + inherited Map(aPixel, aData, aMapData); + aData^ := aPixel.Data.a; + inc(aData); end; -{$ENDIF} +procedure TfdLuminanceAlphaUB2.Unmap(var aData: PByte; out aPixel: TglBitmapPixelData; var aMapData: Pointer); +begin + inherited Unmap(aData, aPixel, aMapData); + aPixel.Data.a := aData^; + inc(aData); +end; -{$IFDEF GLB_SDL_IMAGE} -function glBitmapRWseek(context: PSDL_RWops; offset: Integer; whence: Integer): Integer; cdecl; +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +//TfdRGB_UB3////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure TfdRGBub3.Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer); begin - Result := TStream(context^.unknown.data1).Seek(offset, whence); + aData^ := aPixel.Data.r; + inc(aData); + aData^ := aPixel.Data.g; + inc(aData); + aData^ := aPixel.Data.b; + inc(aData); end; +procedure TfdRGBub3.Unmap(var aData: PByte; out aPixel: TglBitmapPixelData; var aMapData: Pointer); +begin + aPixel.Data.r := aData^; + inc(aData); + aPixel.Data.g := aData^; + inc(aData); + aPixel.Data.b := aData^; + inc(aData); + aPixel.Data.a := 0; +end; -function glBitmapRWread(context: PSDL_RWops; Ptr: Pointer; size: Integer; maxnum : Integer): Integer; cdecl; +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +//TfdBGR_UB3////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure TfdBGRub3.Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer); begin - Result := TStream(context^.unknown.data1).Read(Ptr^, size * maxnum); + aData^ := aPixel.Data.b; + inc(aData); + aData^ := aPixel.Data.g; + inc(aData); + aData^ := aPixel.Data.r; + inc(aData); end; +procedure TfdBGRub3.Unmap(var aData: PByte; out aPixel: TglBitmapPixelData; var aMapData: Pointer); +begin + aPixel.Data.b := aData^; + inc(aData); + aPixel.Data.g := aData^; + inc(aData); + aPixel.Data.r := aData^; + inc(aData); + aPixel.Data.a := 0; +end; -function glBitmapRWwrite(context: PSDL_RWops; Ptr: Pointer; size: Integer; num: Integer): Integer; cdecl; +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +//TfdRGBA_UB4////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure TfdRGBAub4.Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer); begin - Result := TStream(context^.unknown.data1).Write(Ptr^, size * num); + inherited Map(aPixel, aData, aMapData); + aData^ := aPixel.Data.a; + inc(aData); end; +procedure TfdRGBAub4.Unmap(var aData: PByte; out aPixel: TglBitmapPixelData; var aMapData: Pointer); +begin + inherited Unmap(aData, aPixel, aMapData); + aPixel.Data.a := aData^; + inc(aData); +end; -function glBitmapRWclose(context: PSDL_RWops): Integer; cdecl; +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +//TfdBGRA_UB4////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure TfdBGRAub4.Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer); begin - Result := 0; + inherited Map(aPixel, aData, aMapData); + aData^ := aPixel.Data.a; + inc(aData); end; +procedure TfdBGRAub4.Unmap(var aData: PByte; out aPixel: TglBitmapPixelData; var aMapData: Pointer); +begin + inherited Unmap(aData, aPixel, aMapData); + aPixel.Data.a := aData^; + inc(aData); +end; -function glBitmapCreateRWops(Stream: TStream): PSDL_RWops; +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +//TfdAlpha_US1//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure TfdAlphaUS1.Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer); begin - Result := SDL_AllocRW; + PWord(aData)^ := aPixel.Data.a; + inc(aData, 2); +end; - if Result = nil then - raise EglBitmapException.Create('glBitmapCreateRWops - SDL_AllocRW failed.'); +procedure TfdAlphaUS1.Unmap(var aData: PByte; out aPixel: TglBitmapPixelData; var aMapData: Pointer); +begin + aPixel.Data.r := 0; + aPixel.Data.g := 0; + aPixel.Data.b := 0; + aPixel.Data.a := PWord(aData)^; + inc(aData, 2); +end; - Result^.seek := glBitmapRWseek; - Result^.read := glBitmapRWread; - Result^.write := glBitmapRWwrite; - Result^.close := glBitmapRWclose; - Result^.unknown.data1 := Stream; +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +//TfdLuminance_US1//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure TfdLuminanceUS1.Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer); +begin + PWord(aData)^ := LuminanceWeight(aPixel); + inc(aData, 2); end; -{$ENDIF} +procedure TfdLuminanceUS1.Unmap(var aData: PByte; out aPixel: TglBitmapPixelData; var aMapData: Pointer); +begin + aPixel.Data.r := PWord(aData)^; + aPixel.Data.g := PWord(aData)^; + aPixel.Data.b := PWord(aData)^; + aPixel.Data.a := 0; + inc(aData, 2); +end; -{* -** Helper functions -*} -function LoadTexture(Filename: String; var Texture: Cardinal{$IFDEF GLB_DELPHI}; LoadFromRes : Boolean; Instance: Cardinal{$ENDIF}): Boolean; +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +//TfdUniversal_US1//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure TfdUniversalUS1.Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer); var - glBitmap: TglBitmap2D; + i: Integer; begin - Result := false; - Texture := 0; - - {$IFDEF GLB_DELPHI} - if Instance = 0 then - Instance := HInstance; - - if (LoadFromRes) then - glBitmap := TglBitmap2D.CreateFromResourceName(Instance, FileName) - else - {$ENDIF} - glBitmap := TglBitmap2D.Create(FileName); - - try - glBitmap.DeleteTextureOnFree := False; - glBitmap.FreeDataAfterGenTexture := False; - glBitmap.GenTexture(True); - if (glBitmap.ID > 0) then begin - Texture := glBitmap.ID; - Result := True; - end; - finally - glBitmap.Free; - end; + PWord(aData)^ := 0; + for i := 0 to 3 do + if (Range.arr[i] > 0) then + PWord(aData)^ := PWord(aData)^ or ((aPixel.Data.arr[i] and Range.arr[i]) shl fShift.arr[i]); + inc(aData, 2); end; - -function LoadCubeMap(PositiveX, NegativeX, PositiveY, NegativeY, PositiveZ, NegativeZ: String; var Texture: Cardinal{$IFDEF GLB_DELPHI}; LoadFromRes : Boolean; Instance: Cardinal{$ENDIF}): Boolean; +procedure TfdUniversalUS1.Unmap(var aData: PByte; out aPixel: TglBitmapPixelData; var aMapData: Pointer); var - CM: TglBitmapCubeMap; + i: Integer; begin - Texture := 0; - - {$IFDEF GLB_DELPHI} - if Instance = 0 then - Instance := HInstance; - {$ENDIF} + for i := 0 to 3 do + aPixel.Data.arr[i] := (PWord(aData)^ shr fShift.arr[i]) and Range.arr[i]; + inc(aData, 2); +end; - CM := TglBitmapCubeMap.Create; - try - CM.DeleteTextureOnFree := False; +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +//TfdDepth_US1//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure TfdDepthUS1.Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer); +begin + PWord(aData)^ := DepthWeight(aPixel); + inc(aData, 2); +end; - // Maps - {$IFDEF GLB_DELPHI} - if (LoadFromRes) then - CM.LoadFromResource(Instance, PositiveX) - else - {$ENDIF} - CM.LoadFromFile(PositiveX); - CM.GenerateCubeMap(GL_TEXTURE_CUBE_MAP_POSITIVE_X); - - {$IFDEF GLB_DELPHI} - if (LoadFromRes) then - CM.LoadFromResource(Instance, NegativeX) - else - {$ENDIF} - CM.LoadFromFile(NegativeX); - CM.GenerateCubeMap(GL_TEXTURE_CUBE_MAP_NEGATIVE_X); - - {$IFDEF GLB_DELPHI} - if (LoadFromRes) then - CM.LoadFromResource(Instance, PositiveY) - else - {$ENDIF} - CM.LoadFromFile(PositiveY); - CM.GenerateCubeMap(GL_TEXTURE_CUBE_MAP_POSITIVE_Y); +procedure TfdDepthUS1.Unmap(var aData: PByte; out aPixel: TglBitmapPixelData; var aMapData: Pointer); +begin + aPixel.Data.r := PWord(aData)^; + aPixel.Data.g := PWord(aData)^; + aPixel.Data.b := PWord(aData)^; + aPixel.Data.a := PWord(aData)^;; + inc(aData, 2); +end; - {$IFDEF GLB_DELPHI} - if (LoadFromRes) then - CM.LoadFromResource(Instance, NegativeY) - else - {$ENDIF} - CM.LoadFromFile(NegativeY); - CM.GenerateCubeMap(GL_TEXTURE_CUBE_MAP_NEGATIVE_Y); +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +//TfdLuminanceAlpha_US2/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure TfdLuminanceAlphaUS2.Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer); +begin + inherited Map(aPixel, aData, aMapData); + PWord(aData)^ := aPixel.Data.a; + inc(aData, 2); +end; - {$IFDEF GLB_DELPHI} - if (LoadFromRes) then - CM.LoadFromResource(Instance, PositiveZ) - else - {$ENDIF} - CM.LoadFromFile(PositiveZ); - CM.GenerateCubeMap(GL_TEXTURE_CUBE_MAP_POSITIVE_Z); +procedure TfdLuminanceAlphaUS2.Unmap(var aData: PByte; out aPixel: TglBitmapPixelData; var aMapData: Pointer); +begin + inherited Unmap(aData, aPixel, aMapData); + aPixel.Data.a := PWord(aData)^; + inc(aData, 2); +end; - {$IFDEF GLB_DELPHI} - if (LoadFromRes) then - CM.LoadFromResource(Instance, NegativeZ) - else - {$ENDIF} - CM.LoadFromFile(NegativeZ); - CM.GenerateCubeMap(GL_TEXTURE_CUBE_MAP_NEGATIVE_Z); +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +//TfdRGB_US3////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure TfdRGBus3.Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer); +begin + PWord(aData)^ := aPixel.Data.r; + inc(aData, 2); + PWord(aData)^ := aPixel.Data.g; + inc(aData, 2); + PWord(aData)^ := aPixel.Data.b; + inc(aData, 2); +end; - Texture := CM.ID; - Result := True; - finally - CM.Free; - end; +procedure TfdRGBus3.Unmap(var aData: PByte; out aPixel: TglBitmapPixelData; var aMapData: Pointer); +begin + aPixel.Data.r := PWord(aData)^; + inc(aData, 2); + aPixel.Data.g := PWord(aData)^; + inc(aData, 2); + aPixel.Data.b := PWord(aData)^; + inc(aData, 2); + aPixel.Data.a := 0; end; +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +//TfdBGR_US3////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure TfdBGRus3.Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer); +begin + PWord(aData)^ := aPixel.Data.b; + inc(aData, 2); + PWord(aData)^ := aPixel.Data.g; + inc(aData, 2); + PWord(aData)^ := aPixel.Data.r; + inc(aData, 2); +end; -function LoadNormalMap(Size: Integer; var Texture: Cardinal): Boolean; -var - NM: TglBitmapNormalMap; +procedure TfdBGRus3.Unmap(var aData: PByte; out aPixel: TglBitmapPixelData; var aMapData: Pointer); begin - Texture := 0; + aPixel.Data.b := PWord(aData)^; + inc(aData, 2); + aPixel.Data.g := PWord(aData)^; + inc(aData, 2); + aPixel.Data.r := PWord(aData)^; + inc(aData, 2); + aPixel.Data.a := 0; +end; - NM := TglBitmapNormalMap.Create; - try - NM.DeleteTextureOnFree := False; - NM.GenerateNormalMap(Size); +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +//TfdRGBA_US4///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure TfdRGBAus4.Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer); +begin + inherited Map(aPixel, aData, aMapData); + PWord(aData)^ := aPixel.Data.a; + inc(aData, 2); +end; - Texture := NM.ID; - Result := True; - finally - NM.Free; - end; +procedure TfdRGBAus4.Unmap(var aData: PByte; out aPixel: TglBitmapPixelData; var aMapData: Pointer); +begin + inherited Unmap(aData, aPixel, aMapData); + aPixel.Data.a := PWord(aData)^; + inc(aData, 2); end; +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +//TfdARGB_US4///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure TfdARGBus4.Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer); +begin + PWord(aData)^ := aPixel.Data.a; + inc(aData, 2); + inherited Map(aPixel, aData, aMapData); +end; -procedure glBitmapSetDefaultFormat(Format: TglBitmapFormat); +procedure TfdARGBus4.Unmap(var aData: PByte; out aPixel: TglBitmapPixelData; var aMapData: Pointer); begin - glBitmapDefaultFormat := Format; + aPixel.Data.a := PWord(aData)^; + inc(aData, 2); + inherited Unmap(aData, aPixel, aMapData); end; +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +//TfdBGRA_US4///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure TfdBGRAus4.Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer); +begin + inherited Map(aPixel, aData, aMapData); + PWord(aData)^ := aPixel.Data.a; + inc(aData, 2); +end; -procedure glBitmapSetDefaultDeleteTextureOnFree(DeleteTextureOnFree: Boolean); +procedure TfdBGRAus4.Unmap(var aData: PByte; out aPixel: TglBitmapPixelData; var aMapData: Pointer); begin - glBitmapDefaultDeleteTextureOnFree := DeleteTextureOnFree; + inherited Unmap(aData, aPixel, aMapData); + aPixel.Data.a := PWord(aData)^; + inc(aData, 2); end; +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +//TfdABGR_US4///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure TfdABGRus4.Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer); +begin + PWord(aData)^ := aPixel.Data.a; + inc(aData, 2); + inherited Map(aPixel, aData, aMapData); +end; -procedure glBitmapSetDefaultFilter(Min, Mag: Integer); +procedure TfdABGRus4.Unmap(var aData: PByte; out aPixel: TglBitmapPixelData; var aMapData: Pointer); begin - glBitmapDefaultFilterMin := Min; - glBitmapDefaultFilterMag := Mag; + aPixel.Data.a := PWord(aData)^; + inc(aData, 2); + inherited Unmap(aData, aPixel, aMapData); end; +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +//TfdUniversal_UI1//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure TfdUniversalUI1.Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer); +var + i: Integer; +begin + PCardinal(aData)^ := 0; + for i := 0 to 3 do + if (Range.arr[i] > 0) then + PCardinal(aData)^ := PCardinal(aData)^ or ((aPixel.Data.arr[i] and Range.arr[i]) shl fShift.arr[i]); + inc(aData, 4); +end; -procedure glBitmapSetDefaultWrap(S: Integer; T: Integer; R: Integer); +procedure TfdUniversalUI1.Unmap(var aData: PByte; out aPixel: TglBitmapPixelData; var aMapData: Pointer); +var + i: Integer; begin - glBitmapDefaultWrapS := S; - glBitmapDefaultWrapT := T; - glBitmapDefaultWrapR := R; + for i := 0 to 3 do + aPixel.Data.arr[i] := (PCardinal(aData)^ shr fShift.arr[i]) and Range.arr[i]; + inc(aData, 2); end; +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +//TfdDepth_UI1//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure TfdDepthUI1.Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer); +begin + PCardinal(aData)^ := DepthWeight(aPixel); + inc(aData, 4); +end; -procedure glBitmapSetDefaultFreeDataAfterGenTexture(FreeData: Boolean); +procedure TfdDepthUI1.Unmap(var aData: PByte; out aPixel: TglBitmapPixelData; var aMapData: Pointer); begin - glBitmapDefaultFreeDataAfterGenTextures := FreeData; + aPixel.Data.r := PCardinal(aData)^; + aPixel.Data.g := PCardinal(aData)^; + aPixel.Data.b := PCardinal(aData)^; + aPixel.Data.a := PCardinal(aData)^; + inc(aData, 4); end; +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure TfdAlpha4ub1.SetValues; +begin + inherited SetValues; + fBitsPerPixel := 8; + fFormat := tfAlpha4ub1; + fWithAlpha := tfAlpha4ub1; + fOpenGLFormat := tfAlpha4ub1; + fPrecision := glBitmapRec4ub(0, 0, 0, 8); + fShift := glBitmapRec4ub(0, 0, 0, 0); + fglFormat := GL_ALPHA; + fglInternalFormat := GL_ALPHA4; + fglDataFormat := GL_UNSIGNED_BYTE; +end; + +procedure TfdAlpha8ub1.SetValues; +begin + inherited SetValues; + fBitsPerPixel := 8; + fFormat := tfAlpha8ub1; + fWithAlpha := tfAlpha8ub1; + fOpenGLFormat := tfAlpha8ub1; + fPrecision := glBitmapRec4ub(0, 0, 0, 8); + fShift := glBitmapRec4ub(0, 0, 0, 0); + fglFormat := GL_ALPHA; + fglInternalFormat := GL_ALPHA8; + fglDataFormat := GL_UNSIGNED_BYTE; +end; + +procedure TfdAlpha16us1.SetValues; +begin + inherited SetValues; + fBitsPerPixel := 16; + fFormat := tfAlpha16us1; + fWithAlpha := tfAlpha16us1; + fOpenGLFormat := tfAlpha16us1; + fPrecision := glBitmapRec4ub(0, 0, 0, 16); + fShift := glBitmapRec4ub(0, 0, 0, 0); + fglFormat := GL_ALPHA; + fglInternalFormat := GL_ALPHA16; + fglDataFormat := GL_UNSIGNED_SHORT; +end; + +procedure TfdLuminance4ub1.SetValues; +begin + inherited SetValues; + fBitsPerPixel := 8; + fFormat := tfLuminance4ub1; + fWithAlpha := tfLuminance4Alpha4ub2; + fWithoutAlpha := tfLuminance4ub1; + fOpenGLFormat := tfLuminance4ub1; + fPrecision := glBitmapRec4ub(8, 8, 8, 0); + fShift := glBitmapRec4ub(0, 0, 0, 0); + fglFormat := GL_LUMINANCE; + fglInternalFormat := GL_LUMINANCE4; + fglDataFormat := GL_UNSIGNED_BYTE; +end; + +procedure TfdLuminance8ub1.SetValues; +begin + inherited SetValues; + fBitsPerPixel := 8; + fFormat := tfLuminance8ub1; + fWithAlpha := tfLuminance8Alpha8ub2; + fWithoutAlpha := tfLuminance8ub1; + fOpenGLFormat := tfLuminance8ub1; + fPrecision := glBitmapRec4ub(8, 8, 8, 0); + fShift := glBitmapRec4ub(0, 0, 0, 0); + fglFormat := GL_LUMINANCE; + fglInternalFormat := GL_LUMINANCE8; + fglDataFormat := GL_UNSIGNED_BYTE; +end; + +procedure TfdLuminance16us1.SetValues; +begin + inherited SetValues; + fBitsPerPixel := 16; + fFormat := tfLuminance16us1; + fWithAlpha := tfLuminance16Alpha16us2; + fWithoutAlpha := tfLuminance16us1; + fOpenGLFormat := tfLuminance16us1; + fPrecision := glBitmapRec4ub(16, 16, 16, 0); + fShift := glBitmapRec4ub( 0, 0, 0, 0); + fglFormat := GL_LUMINANCE; + fglInternalFormat := GL_LUMINANCE16; + fglDataFormat := GL_UNSIGNED_SHORT; +end; + +procedure TfdLuminance4Alpha4ub2.SetValues; +begin + inherited SetValues; + fBitsPerPixel := 16; + fFormat := tfLuminance4Alpha4ub2; + fWithAlpha := tfLuminance4Alpha4ub2; + fWithoutAlpha := tfLuminance4ub1; + fOpenGLFormat := tfLuminance4Alpha4ub2; + fPrecision := glBitmapRec4ub(8, 8, 8, 8); + fShift := glBitmapRec4ub(0, 0, 0, 8); + fglFormat := GL_LUMINANCE_ALPHA; + fglInternalFormat := GL_LUMINANCE4_ALPHA4; + fglDataFormat := GL_UNSIGNED_BYTE; +end; + +procedure TfdLuminance6Alpha2ub2.SetValues; +begin + inherited SetValues; + fBitsPerPixel := 16; + fFormat := tfLuminance6Alpha2ub2; + fWithAlpha := tfLuminance6Alpha2ub2; + fWithoutAlpha := tfLuminance8ub1; + fOpenGLFormat := tfLuminance6Alpha2ub2; + fPrecision := glBitmapRec4ub(8, 8, 8, 8); + fShift := glBitmapRec4ub(0, 0, 0, 8); + fglFormat := GL_LUMINANCE_ALPHA; + fglInternalFormat := GL_LUMINANCE6_ALPHA2; + fglDataFormat := GL_UNSIGNED_BYTE; +end; + +procedure TfdLuminance8Alpha8ub2.SetValues; +begin + inherited SetValues; + fBitsPerPixel := 16; + fFormat := tfLuminance8Alpha8ub2; + fWithAlpha := tfLuminance8Alpha8ub2; + fWithoutAlpha := tfLuminance8ub1; + fOpenGLFormat := tfLuminance8Alpha8ub2; + fPrecision := glBitmapRec4ub(8, 8, 8, 8); + fShift := glBitmapRec4ub(0, 0, 0, 8); + fglFormat := GL_LUMINANCE_ALPHA; + fglInternalFormat := GL_LUMINANCE8_ALPHA8; + fglDataFormat := GL_UNSIGNED_BYTE; +end; + +procedure TfdLuminance12Alpha4us2.SetValues; +begin + inherited SetValues; + fBitsPerPixel := 32; + fFormat := tfLuminance12Alpha4us2; + fWithAlpha := tfLuminance12Alpha4us2; + fWithoutAlpha := tfLuminance16us1; + fOpenGLFormat := tfLuminance12Alpha4us2; + fPrecision := glBitmapRec4ub(16, 16, 16, 16); + fShift := glBitmapRec4ub( 0, 0, 0, 16); + fglFormat := GL_LUMINANCE_ALPHA; + fglInternalFormat := GL_LUMINANCE12_ALPHA4; + fglDataFormat := GL_UNSIGNED_SHORT; +end; + +procedure TfdLuminance16Alpha16us2.SetValues; +begin + inherited SetValues; + fBitsPerPixel := 32; + fFormat := tfLuminance16Alpha16us2; + fWithAlpha := tfLuminance16Alpha16us2; + fWithoutAlpha := tfLuminance16us1; + fOpenGLFormat := tfLuminance16Alpha16us2; + fPrecision := glBitmapRec4ub(16, 16, 16, 16); + fShift := glBitmapRec4ub( 0, 0, 0, 16); + fglFormat := GL_LUMINANCE_ALPHA; + fglInternalFormat := GL_LUMINANCE16_ALPHA16; + fglDataFormat := GL_UNSIGNED_SHORT; +end; + +procedure TfdR3G3B2ub1.SetValues; +begin + inherited SetValues; + fBitsPerPixel := 8; + fFormat := tfR3G3B2ub1; + fWithAlpha := tfRGBA4us1; + fWithoutAlpha := tfR3G3B2ub1; + fOpenGLFormat := tfR3G3B2ub1; + fRGBInverted := tfEmpty; + fPrecision := glBitmapRec4ub(3, 3, 2, 0); + fShift := glBitmapRec4ub(5, 2, 0, 0); + fglFormat := GL_RGB; + fglInternalFormat := GL_R3_G3_B2; + fglDataFormat := GL_UNSIGNED_BYTE_3_3_2; +end; + +procedure TfdRGBX4us1.SetValues; +begin + inherited SetValues; + fBitsPerPixel := 16; + fFormat := tfRGBX4us1; + fWithAlpha := tfRGBA4us1; + fWithoutAlpha := tfRGBX4us1; + fOpenGLFormat := tfRGBX4us1; + fRGBInverted := tfBGRX4us1; + fPrecision := glBitmapRec4ub( 4, 4, 4, 0); + fShift := glBitmapRec4ub(12, 8, 4, 0); + fglFormat := GL_RGBA; //GL_INVALID_OPERATION if not GL_BGRA or GL_RGBA + fglInternalFormat := GL_RGB4; + fglDataFormat := GL_UNSIGNED_SHORT_4_4_4_4; +end; + +procedure TfdXRGB4us1.SetValues; +begin + inherited SetValues; + fBitsPerPixel := 16; + fFormat := tfXRGB4us1; + fWithAlpha := tfARGB4us1; + fWithoutAlpha := tfXRGB4us1; + fOpenGLFormat := tfXRGB4us1; + fRGBInverted := tfXBGR4us1; + fPrecision := glBitmapRec4ub(4, 4, 4, 0); + fShift := glBitmapRec4ub(8, 4, 0, 0); + fglFormat := GL_BGRA; + fglInternalFormat := GL_RGB4; + fglDataFormat := GL_UNSIGNED_SHORT_4_4_4_4_REV; +end; + +procedure TfdR5G6B5us1.SetValues; +begin + inherited SetValues; + fBitsPerPixel := 16; + fFormat := tfR5G6B5us1; + fWithAlpha := tfRGB5A1us1; + fWithoutAlpha := tfR5G6B5us1; + fOpenGLFormat := tfR5G6B5us1; + fRGBInverted := tfB5G6R5us1; + fPrecision := glBitmapRec4ub( 5, 6, 5, 0); + fShift := glBitmapRec4ub(11, 5, 0, 0); + fglFormat := GL_RGB; + fglInternalFormat := GL_RGB565; + fglDataFormat := GL_UNSIGNED_SHORT_5_6_5; +end; + +procedure TfdRGB5X1us1.SetValues; +begin + inherited SetValues; + fBitsPerPixel := 16; + fFormat := tfRGB5X1us1; + fWithAlpha := tfRGB5A1us1; + fWithoutAlpha := tfRGB5X1us1; + fOpenGLFormat := tfRGB5X1us1; + fRGBInverted := tfBGR5X1us1; + fPrecision := glBitmapRec4ub( 5, 5, 5, 0); + fShift := glBitmapRec4ub(11, 6, 1, 0); + fglFormat := GL_RGBA; //GL_INVALID_OPERATION if not GL_BGRA or GL_RGBA + fglInternalFormat := GL_RGB5; + fglDataFormat := GL_UNSIGNED_SHORT_5_5_5_1; +end; + +procedure TfdX1RGB5us1.SetValues; +begin + inherited SetValues; + fBitsPerPixel := 16; + fFormat := tfX1RGB5us1; + fWithAlpha := tfA1RGB5us1; + fWithoutAlpha := tfX1RGB5us1; + fOpenGLFormat := tfX1RGB5us1; + fRGBInverted := tfX1BGR5us1; + fPrecision := glBitmapRec4ub( 5, 5, 5, 0); + fShift := glBitmapRec4ub(10, 5, 0, 0); + fglFormat := GL_BGRA; //GL_INVALID_OPERATION if not GL_BGRA or GL_RGBA + fglInternalFormat := GL_RGB5; + fglDataFormat := GL_UNSIGNED_SHORT_1_5_5_5_REV; +end; + +procedure TfdRGB8ub3.SetValues; +begin + inherited SetValues; + fBitsPerPixel := 24; + fFormat := tfRGB8ub3; + fWithAlpha := tfRGBA8ub4; + fWithoutAlpha := tfRGB8ub3; + fOpenGLFormat := tfRGB8ub3; + fRGBInverted := tfBGR8ub3; + fPrecision := glBitmapRec4ub(8, 8, 8, 0); + fShift := glBitmapRec4ub(0, 8, 16, 0); + fglFormat := GL_RGB; + fglInternalFormat := GL_RGB8; + fglDataFormat := GL_UNSIGNED_BYTE; +end; + +procedure TfdRGBX8ui1.SetValues; +begin + inherited SetValues; + fBitsPerPixel := 32; + fFormat := tfRGBX8ui1; + fWithAlpha := tfRGBA8ui1; + fWithoutAlpha := tfRGBX8ui1; + fOpenGLFormat := tfRGB8ub3; + fRGBInverted := tfBGRX8ui1; + fPrecision := glBitmapRec4ub( 8, 8, 8, 0); + fShift := glBitmapRec4ub(24, 16, 8, 0); + fglFormat := GL_RGBA; //GL_INVALID_OPERATION if not GL_BGRA or GL_RGBA + fglInternalFormat := GL_RGB8; + fglDataFormat := GL_UNSIGNED_INT_8_8_8_8; +end; + +procedure TfdXRGB8ui1.SetValues; +begin + inherited SetValues; + fBitsPerPixel := 32; + fFormat := tfXRGB8ui1; + fWithAlpha := tfXRGB8ui1; + fWithoutAlpha := tfXRGB8ui1; + fOpenGLFormat := tfRGB8ub3; + fRGBInverted := tfXBGR8ui1; + fPrecision := glBitmapRec4ub( 8, 8, 8, 0); + fShift := glBitmapRec4ub(16, 8, 0, 0); + fglFormat := GL_BGRA; //GL_INVALID_OPERATION if not GL_BGRA or GL_RGBA + fglInternalFormat := GL_RGB8; + fglDataFormat := GL_UNSIGNED_INT_8_8_8_8_REV; +end; + +procedure TfdRGB10X2ui1.SetValues; +begin + inherited SetValues; + fBitsPerPixel := 32; + fFormat := tfRGB10X2ui1; + fWithAlpha := tfRGB10A2ui1; + fWithoutAlpha := tfRGB10X2ui1; + fOpenGLFormat := tfRGB10X2ui1; + fRGBInverted := tfBGR10X2ui1; + fPrecision := glBitmapRec4ub(10, 10, 10, 0); + fShift := glBitmapRec4ub(22, 12, 2, 0); + fglFormat := GL_RGBA; //GL_INVALID_OPERATION if not GL_BGRA or GL_RGBA + fglInternalFormat := GL_RGB10; + fglDataFormat := GL_UNSIGNED_INT_10_10_10_2; +end; + +procedure TfdX2RGB10ui1.SetValues; +begin + inherited SetValues; + fBitsPerPixel := 32; + fFormat := tfX2RGB10ui1; + fWithAlpha := tfA2RGB10ui1; + fWithoutAlpha := tfX2RGB10ui1; + fOpenGLFormat := tfX2RGB10ui1; + fRGBInverted := tfX2BGR10ui1; + fPrecision := glBitmapRec4ub(10, 10, 10, 0); + fShift := glBitmapRec4ub(20, 10, 0, 0); + fglFormat := GL_BGRA; //GL_INVALID_OPERATION if not GL_BGRA or GL_RGBA + fglInternalFormat := GL_RGB10; + fglDataFormat := GL_UNSIGNED_INT_2_10_10_10_REV; +end; + +procedure TfdRGB16us3.SetValues; +begin + inherited SetValues; + fBitsPerPixel := 48; + fFormat := tfRGB16us3; + fWithAlpha := tfRGBA16us4; + fWithoutAlpha := tfRGB16us3; + fOpenGLFormat := tfRGB16us3; + fRGBInverted := tfBGR16us3; + fPrecision := glBitmapRec4ub(16, 16, 16, 0); + fShift := glBitmapRec4ub( 0, 16, 32, 0); + fglFormat := GL_RGB; + fglInternalFormat := GL_RGB16; + fglDataFormat := GL_UNSIGNED_SHORT; +end; + +procedure TfdRGBA4us1.SetValues; +begin + inherited SetValues; + fBitsPerPixel := 16; + fFormat := tfRGBA4us1; + fWithAlpha := tfRGBA4us1; + fWithoutAlpha := tfRGBX4us1; + fOpenGLFormat := tfRGBA4us1; + fRGBInverted := tfBGRA4us1; + fPrecision := glBitmapRec4ub( 4, 4, 4, 4); + fShift := glBitmapRec4ub(12, 8, 4, 0); + fglFormat := GL_RGBA; + fglInternalFormat := GL_RGBA4; + fglDataFormat := GL_UNSIGNED_SHORT_4_4_4_4; +end; + +procedure TfdARGB4us1.SetValues; +begin + inherited SetValues; + fBitsPerPixel := 16; + fFormat := tfARGB4us1; + fWithAlpha := tfARGB4us1; + fWithoutAlpha := tfXRGB4us1; + fOpenGLFormat := tfARGB4us1; + fRGBInverted := tfABGR4us1; + fPrecision := glBitmapRec4ub( 4, 4, 4, 4); + fShift := glBitmapRec4ub( 8, 4, 0, 12); + fglFormat := GL_BGRA; + fglInternalFormat := GL_RGBA4; + fglDataFormat := GL_UNSIGNED_SHORT_4_4_4_4_REV; +end; + +procedure TfdRGB5A1us1.SetValues; +begin + inherited SetValues; + fBitsPerPixel := 16; + fFormat := tfRGB5A1us1; + fWithAlpha := tfRGB5A1us1; + fWithoutAlpha := tfRGB5X1us1; + fOpenGLFormat := tfRGB5A1us1; + fRGBInverted := tfBGR5A1us1; + fPrecision := glBitmapRec4ub( 5, 5, 5, 1); + fShift := glBitmapRec4ub(11, 6, 1, 0); + fglFormat := GL_RGBA; + fglInternalFormat := GL_RGB5_A1; + fglDataFormat := GL_UNSIGNED_SHORT_5_5_5_1; +end; + +procedure TfdA1RGB5us1.SetValues; +begin + inherited SetValues; + fBitsPerPixel := 16; + fFormat := tfA1RGB5us1; + fWithAlpha := tfA1RGB5us1; + fWithoutAlpha := tfX1RGB5us1; + fOpenGLFormat := tfA1RGB5us1; + fRGBInverted := tfA1BGR5us1; + fPrecision := glBitmapRec4ub( 5, 5, 5, 1); + fShift := glBitmapRec4ub(10, 5, 0, 15); + fglFormat := GL_BGRA; + fglInternalFormat := GL_RGB5_A1; + fglDataFormat := GL_UNSIGNED_SHORT_1_5_5_5_REV; +end; + +procedure TfdRGBA8ui1.SetValues; +begin + inherited SetValues; + fBitsPerPixel := 32; + fFormat := tfRGBA8ui1; + fWithAlpha := tfRGBA8ui1; + fWithoutAlpha := tfRGBX8ui1; + fOpenGLFormat := tfRGBA8ui1; + fRGBInverted := tfBGRA8ui1; + fPrecision := glBitmapRec4ub( 8, 8, 8, 8); + fShift := glBitmapRec4ub(24, 16, 8, 0); + fglFormat := GL_RGBA; + fglInternalFormat := GL_RGBA8; + fglDataFormat := GL_UNSIGNED_INT_8_8_8_8; +end; + +procedure TfdARGB8ui1.SetValues; +begin + inherited SetValues; + fBitsPerPixel := 32; + fFormat := tfARGB8ui1; + fWithAlpha := tfARGB8ui1; + fWithoutAlpha := tfXRGB8ui1; + fOpenGLFormat := tfARGB8ui1; + fRGBInverted := tfABGR8ui1; + fPrecision := glBitmapRec4ub( 8, 8, 8, 8); + fShift := glBitmapRec4ub(16, 8, 0, 24); + fglFormat := GL_BGRA; + fglInternalFormat := GL_RGBA8; + fglDataFormat := GL_UNSIGNED_INT_8_8_8_8_REV; +end; + +procedure TfdRGBA8ub4.SetValues; +begin + inherited SetValues; + fBitsPerPixel := 32; + fFormat := tfRGBA8ub4; + fWithAlpha := tfRGBA8ub4; + fWithoutAlpha := tfRGB8ub3; + fOpenGLFormat := tfRGBA8ub4; + fRGBInverted := tfBGRA8ub4; + fPrecision := glBitmapRec4ub( 8, 8, 8, 8); + fShift := glBitmapRec4ub( 0, 8, 16, 24); + fglFormat := GL_RGBA; + fglInternalFormat := GL_RGBA8; + fglDataFormat := GL_UNSIGNED_BYTE; +end; + +procedure TfdRGB10A2ui1.SetValues; +begin + inherited SetValues; + fBitsPerPixel := 32; + fFormat := tfRGB10A2ui1; + fWithAlpha := tfRGB10A2ui1; + fWithoutAlpha := tfRGB10X2ui1; + fOpenGLFormat := tfRGB10A2ui1; + fRGBInverted := tfBGR10A2ui1; + fPrecision := glBitmapRec4ub(10, 10, 10, 2); + fShift := glBitmapRec4ub(22, 12, 2, 0); + fglFormat := GL_RGBA; + fglInternalFormat := GL_RGB10_A2; + fglDataFormat := GL_UNSIGNED_INT_10_10_10_2; +end; + +procedure TfdA2RGB10ui1.SetValues; +begin + inherited SetValues; + fBitsPerPixel := 32; + fFormat := tfA2RGB10ui1; + fWithAlpha := tfA2RGB10ui1; + fWithoutAlpha := tfX2RGB10ui1; + fOpenGLFormat := tfA2RGB10ui1; + fRGBInverted := tfA2BGR10ui1; + fPrecision := glBitmapRec4ub(10, 10, 10, 2); + fShift := glBitmapRec4ub(20, 10, 0, 30); + fglFormat := GL_BGRA; + fglInternalFormat := GL_RGB10_A2; + fglDataFormat := GL_UNSIGNED_INT_2_10_10_10_REV; +end; + +procedure TfdRGBA16us4.SetValues; +begin + inherited SetValues; + fBitsPerPixel := 64; + fFormat := tfRGBA16us4; + fWithAlpha := tfRGBA16us4; + fWithoutAlpha := tfRGB16us3; + fOpenGLFormat := tfRGBA16us4; + fRGBInverted := tfBGRA16us4; + fPrecision := glBitmapRec4ub(16, 16, 16, 16); + fShift := glBitmapRec4ub( 0, 16, 32, 48); + fglFormat := GL_RGBA; + fglInternalFormat := GL_RGBA16; + fglDataFormat := GL_UNSIGNED_SHORT; +end; + +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure TfdBGRX4us1.SetValues; +begin + inherited SetValues; + fBitsPerPixel := 16; + fFormat := tfBGRX4us1; + fWithAlpha := tfBGRA4us1; + fWithoutAlpha := tfBGRX4us1; + fOpenGLFormat := tfBGRX4us1; + fRGBInverted := tfRGBX4us1; + fPrecision := glBitmapRec4ub( 4, 4, 4, 0); + fShift := glBitmapRec4ub( 4, 8, 12, 0); + fglFormat := GL_BGRA; //GL_INVALID_OPERATION if not GL_BGRA or GL_RGBA + fglInternalFormat := GL_RGB4; + fglDataFormat := GL_UNSIGNED_SHORT_4_4_4_4; +end; + +procedure TfdXBGR4us1.SetValues; +begin + inherited SetValues; + fBitsPerPixel := 16; + fFormat := tfXBGR4us1; + fWithAlpha := tfABGR4us1; + fWithoutAlpha := tfXBGR4us1; + fOpenGLFormat := tfXBGR4us1; + fRGBInverted := tfXRGB4us1; + fPrecision := glBitmapRec4ub( 4, 4, 4, 0); + fShift := glBitmapRec4ub( 0, 4, 8, 0); + fglFormat := GL_RGBA; //GL_INVALID_OPERATION if not GL_BGRA or GL_RGBA + fglInternalFormat := GL_RGB4; + fglDataFormat := GL_UNSIGNED_SHORT_4_4_4_4_REV; +end; + +procedure TfdB5G6R5us1.SetValues; +begin + inherited SetValues; + fBitsPerPixel := 16; + fFormat := tfB5G6R5us1; + fWithAlpha := tfBGR5A1us1; + fWithoutAlpha := tfB5G6R5us1; + fOpenGLFormat := tfB5G6R5us1; + fRGBInverted := tfR5G6B5us1; + fPrecision := glBitmapRec4ub( 5, 6, 5, 0); + fShift := glBitmapRec4ub( 0, 5, 11, 0); + fglFormat := GL_RGB; + fglInternalFormat := GL_RGB565; + fglDataFormat := GL_UNSIGNED_SHORT_5_6_5_REV; +end; + +procedure TfdBGR5X1us1.SetValues; +begin + inherited SetValues; + fBitsPerPixel := 16; + fFormat := tfBGR5X1us1; + fWithAlpha := tfBGR5A1us1; + fWithoutAlpha := tfBGR5X1us1; + fOpenGLFormat := tfBGR5X1us1; + fRGBInverted := tfRGB5X1us1; + fPrecision := glBitmapRec4ub( 5, 5, 5, 0); + fShift := glBitmapRec4ub( 1, 6, 11, 0); + fglFormat := GL_BGRA; + fglInternalFormat := GL_RGB5; + fglDataFormat := GL_UNSIGNED_SHORT_5_5_5_1; +end; + +procedure TfdX1BGR5us1.SetValues; +begin + inherited SetValues; + fBitsPerPixel := 16; + fFormat := tfX1BGR5us1; + fWithAlpha := tfA1BGR5us1; + fWithoutAlpha := tfX1BGR5us1; + fOpenGLFormat := tfX1BGR5us1; + fRGBInverted := tfX1RGB5us1; + fPrecision := glBitmapRec4ub( 5, 5, 5, 0); + fShift := glBitmapRec4ub( 0, 5, 10, 0); + fglFormat := GL_RGBA; //GL_INVALID_OPERATION if not GL_BGRA or GL_RGBA + fglInternalFormat := GL_RGB5; + fglDataFormat := GL_UNSIGNED_SHORT_1_5_5_5_REV; +end; + +procedure TfdBGR8ub3.SetValues; +begin + inherited SetValues; + fBitsPerPixel := 24; + fFormat := tfBGR8ub3; + fWithAlpha := tfBGRA8ub4; + fWithoutAlpha := tfBGR8ub3; + fOpenGLFormat := tfBGR8ub3; + fRGBInverted := tfRGB8ub3; + fPrecision := glBitmapRec4ub( 8, 8, 8, 0); + fShift := glBitmapRec4ub(16, 8, 0, 0); + fglFormat := GL_BGR; + fglInternalFormat := GL_RGB8; + fglDataFormat := GL_UNSIGNED_BYTE; +end; + +procedure TfdBGRX8ui1.SetValues; +begin + inherited SetValues; + fBitsPerPixel := 32; + fFormat := tfBGRX8ui1; + fWithAlpha := tfBGRA8ui1; + fWithoutAlpha := tfBGRX8ui1; + fOpenGLFormat := tfBGRX8ui1; + fRGBInverted := tfRGBX8ui1; + fPrecision := glBitmapRec4ub( 8, 8, 8, 0); + fShift := glBitmapRec4ub( 8, 16, 24, 0); + fglFormat := GL_BGRA; //GL_INVALID_OPERATION if not GL_BGRA or GL_RGBA + fglInternalFormat := GL_RGB8; + fglDataFormat := GL_UNSIGNED_INT_8_8_8_8; +end; + +procedure TfdXBGR8ui1.SetValues; +begin + inherited SetValues; + fBitsPerPixel := 32; + fFormat := tfXBGR8ui1; + fWithAlpha := tfABGR8ui1; + fWithoutAlpha := tfXBGR8ui1; + fOpenGLFormat := tfXBGR8ui1; + fRGBInverted := tfXRGB8ui1; + fPrecision := glBitmapRec4ub( 8, 8, 8, 0); + fShift := glBitmapRec4ub( 0, 8, 16, 0); + fglFormat := GL_RGBA; //GL_INVALID_OPERATION if not GL_BGRA or GL_RGBA + fglInternalFormat := GL_RGB8; + fglDataFormat := GL_UNSIGNED_INT_8_8_8_8_REV; +end; + +procedure TfdBGR10X2ui1.SetValues; +begin + inherited SetValues; + fBitsPerPixel := 32; + fFormat := tfBGR10X2ui1; + fWithAlpha := tfBGR10A2ui1; + fWithoutAlpha := tfBGR10X2ui1; + fOpenGLFormat := tfBGR10X2ui1; + fRGBInverted := tfRGB10X2ui1; + fPrecision := glBitmapRec4ub(10, 10, 10, 0); + fShift := glBitmapRec4ub( 2, 12, 22, 0); + fglFormat := GL_BGRA; //GL_INVALID_OPERATION if not GL_BGRA or GL_RGBA + fglInternalFormat := GL_RGB10; + fglDataFormat := GL_UNSIGNED_INT_10_10_10_2; +end; + +procedure TfdX2BGR10ui1.SetValues; +begin + inherited SetValues; + fBitsPerPixel := 32; + fFormat := tfX2BGR10ui1; + fWithAlpha := tfA2BGR10ui1; + fWithoutAlpha := tfX2BGR10ui1; + fOpenGLFormat := tfX2BGR10ui1; + fRGBInverted := tfX2RGB10ui1; + fPrecision := glBitmapRec4ub(10, 10, 10, 0); + fShift := glBitmapRec4ub( 0, 10, 20, 0); + fglFormat := GL_RGBA; //GL_INVALID_OPERATION if not GL_BGRA or GL_RGBA + fglInternalFormat := GL_RGB10; + fglDataFormat := GL_UNSIGNED_INT_2_10_10_10_REV; +end; + +procedure TfdBGR16us3.SetValues; +begin + inherited SetValues; + fBitsPerPixel := 48; + fFormat := tfBGR16us3; + fWithAlpha := tfBGRA16us4; + fWithoutAlpha := tfBGR16us3; + fOpenGLFormat := tfBGR16us3; + fRGBInverted := tfRGB16us3; + fPrecision := glBitmapRec4ub(16, 16, 16, 0); + fShift := glBitmapRec4ub(32, 16, 0, 0); + fglFormat := GL_BGR; + fglInternalFormat := GL_RGB16; + fglDataFormat := GL_UNSIGNED_SHORT; +end; + +procedure TfdBGRA4us1.SetValues; +begin + inherited SetValues; + fBitsPerPixel := 16; + fFormat := tfBGRA4us1; + fWithAlpha := tfBGRA4us1; + fWithoutAlpha := tfBGRX4us1; + fOpenGLFormat := tfBGRA4us1; + fRGBInverted := tfRGBA4us1; + fPrecision := glBitmapRec4ub( 4, 4, 4, 4); + fShift := glBitmapRec4ub( 4, 8, 12, 0); + fglFormat := GL_BGRA; + fglInternalFormat := GL_RGBA4; + fglDataFormat := GL_UNSIGNED_SHORT_4_4_4_4; +end; + +procedure TfdABGR4us1.SetValues; +begin + inherited SetValues; + fBitsPerPixel := 16; + fFormat := tfABGR4us1; + fWithAlpha := tfABGR4us1; + fWithoutAlpha := tfXBGR4us1; + fOpenGLFormat := tfABGR4us1; + fRGBInverted := tfARGB4us1; + fPrecision := glBitmapRec4ub( 4, 4, 4, 4); + fShift := glBitmapRec4ub( 0, 4, 8, 12); + fglFormat := GL_RGBA; + fglInternalFormat := GL_RGBA4; + fglDataFormat := GL_UNSIGNED_SHORT_4_4_4_4_REV; +end; + +procedure TfdBGR5A1us1.SetValues; +begin + inherited SetValues; + fBitsPerPixel := 16; + fFormat := tfBGR5A1us1; + fWithAlpha := tfBGR5A1us1; + fWithoutAlpha := tfBGR5X1us1; + fOpenGLFormat := tfBGR5A1us1; + fRGBInverted := tfRGB5A1us1; + fPrecision := glBitmapRec4ub( 5, 5, 5, 1); + fShift := glBitmapRec4ub( 1, 6, 11, 0); + fglFormat := GL_BGRA; + fglInternalFormat := GL_RGB5_A1; + fglDataFormat := GL_UNSIGNED_SHORT_5_5_5_1; +end; + +procedure TfdA1BGR5us1.SetValues; +begin + inherited SetValues; + fBitsPerPixel := 16; + fFormat := tfA1BGR5us1; + fWithAlpha := tfA1BGR5us1; + fWithoutAlpha := tfX1BGR5us1; + fOpenGLFormat := tfA1BGR5us1; + fRGBInverted := tfA1RGB5us1; + fPrecision := glBitmapRec4ub( 5, 5, 5, 1); + fShift := glBitmapRec4ub( 0, 5, 10, 15); + fglFormat := GL_RGBA; + fglInternalFormat := GL_RGB5_A1; + fglDataFormat := GL_UNSIGNED_SHORT_1_5_5_5_REV; +end; + +procedure TfdBGRA8ui1.SetValues; +begin + inherited SetValues; + fBitsPerPixel := 32; + fFormat := tfBGRA8ui1; + fWithAlpha := tfBGRA8ui1; + fWithoutAlpha := tfBGRX8ui1; + fOpenGLFormat := tfBGRA8ui1; + fRGBInverted := tfRGBA8ui1; + fPrecision := glBitmapRec4ub( 8, 8, 8, 8); + fShift := glBitmapRec4ub( 8, 16, 24, 0); + fglFormat := GL_BGRA; + fglInternalFormat := GL_RGBA8; + fglDataFormat := GL_UNSIGNED_INT_8_8_8_8; +end; + +procedure TfdABGR8ui1.SetValues; +begin + inherited SetValues; + fBitsPerPixel := 32; + fFormat := tfABGR8ui1; + fWithAlpha := tfABGR8ui1; + fWithoutAlpha := tfXBGR8ui1; + fOpenGLFormat := tfABGR8ui1; + fRGBInverted := tfARGB8ui1; + fPrecision := glBitmapRec4ub( 8, 8, 8, 8); + fShift := glBitmapRec4ub( 0, 8, 16, 24); + fglFormat := GL_RGBA; + fglInternalFormat := GL_RGBA8; + fglDataFormat := GL_UNSIGNED_INT_8_8_8_8_REV; +end; + +procedure TfdBGRA8ub4.SetValues; +begin + inherited SetValues; + fBitsPerPixel := 32; + fFormat := tfBGRA8ub4; + fWithAlpha := tfBGRA8ub4; + fWithoutAlpha := tfBGR8ub3; + fOpenGLFormat := tfBGRA8ub4; + fRGBInverted := tfRGBA8ub4; + fPrecision := glBitmapRec4ub( 8, 8, 8, 8); + fShift := glBitmapRec4ub(16, 8, 0, 24); + fglFormat := GL_BGRA; + fglInternalFormat := GL_RGBA8; + fglDataFormat := GL_UNSIGNED_BYTE; +end; + +procedure TfdBGR10A2ui1.SetValues; +begin + inherited SetValues; + fBitsPerPixel := 32; + fFormat := tfBGR10A2ui1; + fWithAlpha := tfBGR10A2ui1; + fWithoutAlpha := tfBGR10X2ui1; + fOpenGLFormat := tfBGR10A2ui1; + fRGBInverted := tfRGB10A2ui1; + fPrecision := glBitmapRec4ub(10, 10, 10, 2); + fShift := glBitmapRec4ub( 2, 12, 22, 0); + fglFormat := GL_BGRA; + fglInternalFormat := GL_RGB10_A2; + fglDataFormat := GL_UNSIGNED_INT_10_10_10_2; +end; + +procedure TfdA2BGR10ui1.SetValues; +begin + inherited SetValues; + fBitsPerPixel := 32; + fFormat := tfA2BGR10ui1; + fWithAlpha := tfA2BGR10ui1; + fWithoutAlpha := tfX2BGR10ui1; + fOpenGLFormat := tfA2BGR10ui1; + fRGBInverted := tfA2RGB10ui1; + fPrecision := glBitmapRec4ub(10, 10, 10, 2); + fShift := glBitmapRec4ub( 0, 10, 20, 30); + fglFormat := GL_RGBA; + fglInternalFormat := GL_RGB10_A2; + fglDataFormat := GL_UNSIGNED_INT_2_10_10_10_REV; +end; + +procedure TfdBGRA16us4.SetValues; +begin + inherited SetValues; + fBitsPerPixel := 64; + fFormat := tfBGRA16us4; + fWithAlpha := tfBGRA16us4; + fWithoutAlpha := tfBGR16us3; + fOpenGLFormat := tfBGRA16us4; + fRGBInverted := tfRGBA16us4; + fPrecision := glBitmapRec4ub(16, 16, 16, 16); + fShift := glBitmapRec4ub(32, 16, 0, 48); + fglFormat := GL_BGRA; + fglInternalFormat := GL_RGBA16; + fglDataFormat := GL_UNSIGNED_SHORT; +end; + +procedure TfdDepth16us1.SetValues; +begin + inherited SetValues; + fBitsPerPixel := 16; + fFormat := tfDepth16us1; + fWithoutAlpha := tfDepth16us1; + fOpenGLFormat := tfDepth16us1; + fPrecision := glBitmapRec4ub(16, 16, 16, 16); + fShift := glBitmapRec4ub( 0, 0, 0, 0); + fglFormat := GL_DEPTH_COMPONENT; + fglInternalFormat := GL_DEPTH_COMPONENT16; + fglDataFormat := GL_UNSIGNED_SHORT; +end; -function glBitmapGetDefaultFormat: TglBitmapFormat; +procedure TfdDepth24ui1.SetValues; begin - Result := glBitmapDefaultFormat; + inherited SetValues; + fBitsPerPixel := 32; + fFormat := tfDepth24ui1; + fWithoutAlpha := tfDepth24ui1; + fOpenGLFormat := tfDepth24ui1; + fPrecision := glBitmapRec4ub(32, 32, 32, 32); + fShift := glBitmapRec4ub( 0, 0, 0, 0); + fglFormat := GL_DEPTH_COMPONENT; + fglInternalFormat := GL_DEPTH_COMPONENT24; + fglDataFormat := GL_UNSIGNED_INT; end; +procedure TfdDepth32ui1.SetValues; +begin + inherited SetValues; + fBitsPerPixel := 32; + fFormat := tfDepth32ui1; + fWithoutAlpha := tfDepth32ui1; + fOpenGLFormat := tfDepth32ui1; + fPrecision := glBitmapRec4ub(32, 32, 32, 32); + fShift := glBitmapRec4ub( 0, 0, 0, 0); + fglFormat := GL_DEPTH_COMPONENT; + fglInternalFormat := GL_DEPTH_COMPONENT32; + fglDataFormat := GL_UNSIGNED_INT; +end; -function glBitmapGetDefaultDeleteTextureOnFree: Boolean; +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +//TfdS3tcDtx1RGBA///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure TfdS3tcDtx1RGBA.Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer); begin - Result := glBitmapDefaultDeleteTextureOnFree; + raise EglBitmap.Create('mapping for compressed formats is not supported'); end; +procedure TfdS3tcDtx1RGBA.Unmap(var aData: PByte; out aPixel: TglBitmapPixelData; var aMapData: Pointer); +begin + raise EglBitmap.Create('mapping for compressed formats is not supported'); +end; -procedure glBitmapGetDefaultFilter(var Min, Mag: Integer); +procedure TfdS3tcDtx1RGBA.SetValues; begin - Min := glBitmapDefaultFilterMin; - Mag := glBitmapDefaultFilterMag; + inherited SetValues; + fFormat := tfS3tcDtx1RGBA; + fWithAlpha := tfS3tcDtx1RGBA; + fOpenGLFormat := tfS3tcDtx1RGBA; + fUncompressed := tfRGB5A1us1; + fBitsPerPixel := 4; + fIsCompressed := true; + fglFormat := GL_COMPRESSED_RGBA; + fglInternalFormat := GL_COMPRESSED_RGBA_S3TC_DXT1_EXT; + fglDataFormat := GL_UNSIGNED_BYTE; end; +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +//TfdS3tcDtx3RGBA///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure TfdS3tcDtx3RGBA.Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer); +begin + raise EglBitmap.Create('mapping for compressed formats is not supported'); +end; -procedure glBitmapGetDefaultTextureWrap(var S, T, R: Integer); +procedure TfdS3tcDtx3RGBA.Unmap(var aData: PByte; out aPixel: TglBitmapPixelData; var aMapData: Pointer); begin - S := glBitmapDefaultWrapS; - T := glBitmapDefaultWrapT; - R := glBitmapDefaultWrapR; + raise EglBitmap.Create('mapping for compressed formats is not supported'); end; +procedure TfdS3tcDtx3RGBA.SetValues; +begin + inherited SetValues; + fFormat := tfS3tcDtx3RGBA; + fWithAlpha := tfS3tcDtx3RGBA; + fOpenGLFormat := tfS3tcDtx3RGBA; + fUncompressed := tfRGBA8ub4; + fBitsPerPixel := 8; + fIsCompressed := true; + fglFormat := GL_COMPRESSED_RGBA; + fglInternalFormat := GL_COMPRESSED_RGBA_S3TC_DXT3_EXT; + fglDataFormat := GL_UNSIGNED_BYTE; +end; -function glBitmapGetDefaultFreeDataAfterGenTexture: Boolean; +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +//TfdS3tcDtx5RGBA///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure TfdS3tcDtx5RGBA.Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer); begin - Result := glBitmapDefaultFreeDataAfterGenTextures; + raise EglBitmap.Create('mapping for compressed formats is not supported'); end; +procedure TfdS3tcDtx5RGBA.Unmap(var aData: PByte; out aPixel: TglBitmapPixelData; var aMapData: Pointer); +begin + raise EglBitmap.Create('mapping for compressed formats is not supported'); +end; -{ TglBitmap } +procedure TfdS3tcDtx5RGBA.SetValues; +begin + inherited Create; + fFormat := tfS3tcDtx3RGBA; + fWithAlpha := tfS3tcDtx3RGBA; + fOpenGLFormat := tfS3tcDtx3RGBA; + fUncompressed := tfRGBA8ub4; + fBitsPerPixel := 8; + fIsCompressed := true; + fglFormat := GL_COMPRESSED_RGBA; + fglInternalFormat := GL_COMPRESSED_RGBA_S3TC_DXT5_EXT; + fglDataFormat := GL_UNSIGNED_BYTE; +end; -procedure TglBitmap.AfterConstruction; +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +//TglBitmapFormatDescriptor/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +function TglBitmapFormatDescriptor.GetHasRed: Boolean; begin - inherited; + result := (fPrecision.r > 0); +end; - fID := 0; - fTarget := 0; - fMipMap := mmMipmap; - fIsResident := False; +function TglBitmapFormatDescriptor.GetHasGreen: Boolean; +begin + result := (fPrecision.g > 0); +end; - // get defaults - fFreeDataAfterGenTexture := glBitmapGetDefaultFreeDataAfterGenTexture; - fDeleteTextureOnFree := glBitmapGetDefaultDeleteTextureOnFree; +function TglBitmapFormatDescriptor.GetHasBlue: Boolean; +begin + result := (fPrecision.b > 0); +end; - fFormat := glBitmapGetDefaultFormat; +function TglBitmapFormatDescriptor.GetHasAlpha: Boolean; +begin + result := (fPrecision.a > 0); +end; - glBitmapGetDefaultFilter(fFilterMin, fFilterMag); - glBitmapGetDefaultTextureWrap(fWrapS, fWrapT, fWrapR); +function TglBitmapFormatDescriptor.GetHasColor: Boolean; +begin + result := HasRed or HasGreen or HasBlue; end; +function TglBitmapFormatDescriptor.GetIsGrayscale: Boolean; +begin + result := (Mask.r = Mask.g) and (Mask.g = Mask.b) and (Mask.r > 0); +end; -procedure TglBitmap.BeforeDestruction; +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure TglBitmapFormatDescriptor.SetValues; begin - SetDataPointer(nil, ifEmpty); + fFormat := tfEmpty; + fWithAlpha := tfEmpty; + fWithoutAlpha := tfEmpty; + fOpenGLFormat := tfEmpty; + fRGBInverted := tfEmpty; + fUncompressed := tfEmpty; - if ((ID > 0) and (fDeleteTextureOnFree)) then - glDeleteTextures(1, @ID); + fBitsPerPixel := 0; + fIsCompressed := false; - inherited; -end; + fglFormat := 0; + fglInternalFormat := 0; + fglDataFormat := 0; + FillChar(fPrecision, 0, SizeOf(fPrecision)); + FillChar(fShift, 0, SizeOf(fShift)); +end; -constructor TglBitmap.Create; +procedure TglBitmapFormatDescriptor.CalcValues; +var + i: Integer; begin - {$IFNDEF GLB_NO_NATIVE_GL} - ReadOpenGLExtensions; - {$ENDIF} - - if (ClassType = TglBitmap) then - raise EglBitmapException.Create('Don''t create TglBitmap directly. Use one of the deviated classes (TglBitmap2D) instead.'); + fBytesPerPixel := fBitsPerPixel / 8; + fChannelCount := 0; + for i := 0 to 3 do begin + if (fPrecision.arr[i] > 0) then + inc(fChannelCount); + fRange.arr[i] := (1 shl fPrecision.arr[i]) - 1; + fMask.arr[i] := fRange.arr[i] shl fShift.arr[i]; + end; +end; +constructor TglBitmapFormatDescriptor.Create; +begin inherited Create; + SetValues; + CalcValues; end; - -constructor TglBitmap.Create(FileName: String); +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +class function TglBitmapFormatDescriptor.GetByFormat(const aInternalFormat: GLenum): TglBitmapFormatDescriptor; +var + f: TglBitmapFormat; begin - Create; - LoadFromFile(FileName); + for f := Low(TglBitmapFormat) to High(TglBitmapFormat) do begin + result := TFormatDescriptor.Get(f); + if (result.glInternalFormat = aInternalFormat) then + exit; + end; + result := TFormatDescriptor.Get(tfEmpty); end; - -constructor TglBitmap.Create(Stream: TStream); +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +//TFormatDescriptor/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +class procedure TFormatDescriptor.Init; begin - Create; - LoadFromStream(Stream); + if not Assigned(FormatDescriptorCS) then + FormatDescriptorCS := TCriticalSection.Create; end; - -{$IFDEF GLB_DELPHI} -constructor TglBitmap.CreateFromResourceName(Instance: Cardinal; Resource: String; ResType: PChar); +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +class function TFormatDescriptor.Get(const aFormat: TglBitmapFormat): TFormatDescriptor; begin - Create; - LoadFromResource(Instance, Resource, ResType); + FormatDescriptorCS.Enter; + try + result := FormatDescriptors[aFormat]; + if not Assigned(result) then begin + result := FORMAT_DESCRIPTOR_CLASSES[aFormat].Create; + FormatDescriptors[aFormat] := result; + end; + finally + FormatDescriptorCS.Leave; + end; end; - -constructor TglBitmap.Create(Instance: Cardinal; Resource: String; ResType: PChar); +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +class function TFormatDescriptor.GetAlpha(const aFormat: TglBitmapFormat): TFormatDescriptor; begin - Create; - LoadFromResource(Instance, Resource, ResType); + result := Get(Get(aFormat).WithAlpha); end; +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +class function TFormatDescriptor.GetFromMask(const aMask: TglBitmapRec4ul; const aBitCount: Integer): TFormatDescriptor; +var + ft: TglBitmapFormat; +begin + // find matching format with OpenGL support + for ft := High(TglBitmapFormat) downto Low(TglBitmapFormat) do begin + result := Get(ft); + if (result.MaskMatch(aMask)) and + (result.glFormat <> 0) and + (result.glInternalFormat <> 0) and + ((aBitCount = 0) or (aBitCount = result.BitsPerPixel)) + then + exit; + end; + // find matching format without OpenGL Support + for ft := High(TglBitmapFormat) downto Low(TglBitmapFormat) do begin + result := Get(ft); + if result.MaskMatch(aMask) and ((aBitCount = 0) or (aBitCount = result.BitsPerPixel)) then + exit; + end; -constructor TglBitmap.Create(Instance: Cardinal; ResourceID: Integer; ResType: PChar); -begin - Create; - LoadFromResourceID(Instance, ResourceID, ResType); + result := FormatDescriptors[tfEmpty]; end; -{$ENDIF} - -constructor TglBitmap.Create(Size: TglBitmapPixelPosition; - Format: TglBitmapInternalFormat); +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +class procedure TFormatDescriptor.Clear; var - Image: pByte; - ImageSize: Integer; + f: TglBitmapFormat; begin - Create; - - ImageSize := FormatGetImageSize(Size, Format); - GetMem(Image, ImageSize); + FormatDescriptorCS.Enter; try - FillChar(Image^, ImageSize, #$FF); - - SetDataPointer(Image, Format, Size.X, Size.Y); - except - FreeMem(Image); - raise; + for f := low(FormatDescriptors) to high(FormatDescriptors) do + FreeAndNil(FormatDescriptors[f]); + finally + FormatDescriptorCS.Leave; end; end; - -constructor TglBitmap.Create(Size: TglBitmapPixelPosition; - Format: TglBitmapInternalFormat; Func: TglBitmapFunction; CustomData: Pointer); +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +class procedure TFormatDescriptor.Finalize; begin - Create; - LoadFromFunc(Size, Func, Format, CustomData); + Clear; + FreeAndNil(FormatDescriptorCS); end; - -function TglBitmap.Clone: TglBitmap; +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +//TBitfieldFormat///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure TbmpBitfieldFormat.SetValues(const aBPP: Integer; aMask: TglBitmapRec4ul); var - Temp: TglBitmap; - TempPtr: pByte; - Size: Integer; + i: Integer; begin - Temp := ClassType.Create as TglBitmap; - try - // copy texture data if assigned - if Assigned(Data) then begin - Size := FormatGetImageSize(glBitmapPosition(Width, Height), InternalFormat); - - GetMem(TempPtr, Size); - try - Move(Data^, TempPtr^, Size); - Temp.SetDataPointer(TempPtr, InternalFormat, Width, Height); - except - FreeMem(TempPtr); - raise; - end; - end else - Temp.SetDataPointer(nil, InternalFormat, Width, Height); - - // copy properties - Temp.fID := ID; - Temp.fTarget := Target; - Temp.fFormat := Format; - Temp.fMipMap := MipMap; - Temp.fAnisotropic := Anisotropic; - Temp.fBorderColor := fBorderColor; - Temp.fDeleteTextureOnFree := DeleteTextureOnFree; - Temp.fFreeDataAfterGenTexture := FreeDataAfterGenTexture; - Temp.fFilterMin := fFilterMin; - Temp.fFilterMag := fFilterMag; - Temp.fWrapS := fWrapS; - Temp.fWrapT := fWrapT; - Temp.fWrapR := fWrapR; - Temp.fFilename := fFilename; - Temp.fCustomName := fCustomName; - Temp.fCustomNameW := fCustomNameW; - Temp.fCustomDataPointer := fCustomDataPointer; - - Result := Temp; - except - FreeAndNil(Temp); - raise; + for i := 0 to 3 do begin + fShift.arr[i] := 0; + while (aMask.arr[i] > 0) and (aMask.arr[i] and 1 > 0) do begin + aMask.arr[i] := aMask.arr[i] shr 1; + inc(fShift.arr[i]); + end; + fPrecision.arr[i] := CountSetBits(aMask.arr[i]); end; + CalcValues; end; +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure TbmpBitfieldFormat.SetValues(const aBBP: Integer; const aPrec, aShift: TglBitmapRec4ub); +begin + fBitsPerPixel := aBBP; + fPrecision := aPrec; + fShift := aShift; + CalcValues; +end; -procedure TglBitmap.LoadFromFile(FileName: String); +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure TbmpBitfieldFormat.Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer); var - FS: TFileStream; -begin - fFilename := FileName; + data: QWord; +begin + data := + ((aPixel.Data.r and Range.r) shl Shift.r) or + ((aPixel.Data.g and Range.g) shl Shift.g) or + ((aPixel.Data.b and Range.b) shl Shift.b) or + ((aPixel.Data.a and Range.a) shl Shift.a); + case BitsPerPixel of + 8: aData^ := data; + 16: PWord(aData)^ := data; + 32: PCardinal(aData)^ := data; + 64: PQWord(aData)^ := data; + else + raise EglBitmap.CreateFmt('invalid pixel size: %d', [BitsPerPixel]); + end; + inc(aData, Round(BytesPerPixel)); +end; - FS := TFileStream.Create(FileName, fmOpenRead); - try - FS.Position := 0; - - LoadFromStream(FS); - finally - FS.Free; +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure TbmpBitfieldFormat.Unmap(var aData: PByte; out aPixel: TglBitmapPixelData; var aMapData: Pointer); +var + data: QWord; + i: Integer; +begin + case BitsPerPixel of + 8: data := aData^; + 16: data := PWord(aData)^; + 32: data := PCardinal(aData)^; + 64: data := PQWord(aData)^; + else + raise EglBitmap.CreateFmt('invalid pixel size: %d', [BitsPerPixel]); end; + for i := 0 to 3 do + aPixel.Data.arr[i] := (data shr fShift.arr[i]) and Range.arr[i]; + inc(aData, Round(BytesPerPixel)); end; +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +//TColorTableFormat/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure TbmpColorTableFormat.SetValues; +begin + inherited SetValues; + fShift := glBitmapRec4ub(8, 8, 8, 0); +end; -procedure TglBitmap.LoadFromStream(Stream: TStream); +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure TbmpColorTableFormat.SetValues(const aFormat: TglBitmapFormat; const aBPP: Integer; const aPrec, aShift: TglBitmapRec4ub); begin - {$IFDEF GLB_SUPPORT_PNG_READ} - if not LoadPNG(Stream) then - {$ENDIF} - {$IFDEF GLB_SUPPORT_JPEG_READ} - if not LoadJPEG(Stream) then - {$ENDIF} - if not LoadDDS(Stream) then - if not LoadTGA(Stream) then - if not LoadBMP(Stream) then - raise EglBitmapException.Create('LoadFromStream - Couldn''t load Stream. It''s possible to be an unknow Streamtype.'); + fFormat := aFormat; + fBitsPerPixel := aBPP; + fPrecision := aPrec; + fShift := aShift; + CalcValues; end; +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure TbmpColorTableFormat.CalcValues; +begin + inherited CalcValues; +end; -{$IFDEF GLB_DELPHI} -procedure TglBitmap.LoadFromResource(Instance: Cardinal; Resource: String; ResType: PChar); +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure TbmpColorTableFormat.CreateColorTable; var - RS: TResourceStream; - TempPos: Integer; - ResTypeStr: String; - TempResType: PChar; + i: Integer; +begin + SetLength(fColorTable, 256); + if not HasColor then begin + // alpha + for i := 0 to High(fColorTable) do begin + fColorTable[i].r := Round(((i shr Shift.a) and Range.a) / Range.a * 255); + fColorTable[i].g := Round(((i shr Shift.a) and Range.a) / Range.a * 255); + fColorTable[i].b := Round(((i shr Shift.a) and Range.a) / Range.a * 255); + fColorTable[i].a := 0; + end; + end else begin + // normal + for i := 0 to High(fColorTable) do begin + fColorTable[i].r := Round(((i shr Shift.r) and Range.r) / Range.r * 255); + fColorTable[i].g := Round(((i shr Shift.g) and Range.g) / Range.g * 255); + fColorTable[i].b := Round(((i shr Shift.b) and Range.b) / Range.b * 255); + fColorTable[i].a := 0; + end; + end; +end; + +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure TbmpColorTableFormat.Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer); begin - if Assigned(ResType) then - TempResType := ResType + if (BitsPerPixel <> 8) then + raise EglBitmapUnsupportedFormat.Create('color table are only supported for 8bit formats'); + if not HasColor then + // alpha + aData^ := aPixel.Data.a else - begin - TempPos := Pos('.', Resource); - ResTypeStr := UpperCase(Copy(Resource, TempPos + 1, Length(Resource) - TempPos)); - Resource := UpperCase(Copy(Resource, 0, TempPos -1)); - TempResType := PChar(ResTypeStr); - end; + // normal + aData^ := Round( + ((aPixel.Data.r and Range.r) shl Shift.r) or + ((aPixel.Data.g and Range.g) shl Shift.g) or + ((aPixel.Data.b and Range.b) shl Shift.b)); + inc(aData); +end; - RS := TResourceStream.Create(Instance, Resource, TempResType); - try - LoadFromStream(RS); - finally - RS.Free; +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure TbmpColorTableFormat.Unmap(var aData: PByte; out aPixel: TglBitmapPixelData; var aMapData: Pointer); +begin + if (BitsPerPixel <> 8) then + raise EglBitmapUnsupportedFormat.Create('color table are only supported for 8bit formats'); + with fColorTable[aData^] do begin + aPixel.Data.r := r; + aPixel.Data.g := g; + aPixel.Data.b := b; + aPixel.Data.a := a; end; + inc(aData, 1); end; +destructor TbmpColorTableFormat.Destroy; +begin + SetLength(fColorTable, 0); + inherited Destroy; +end; -procedure TglBitmap.LoadFromResourceID(Instance: Cardinal; ResourceID: Integer; ResType: PChar); +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +//TglBitmap - Helper////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure glBitmapConvertPixel(var aPixel: TglBitmapPixelData; const aSourceFD, aDestFD: TFormatDescriptor); var - RS: TResourceStream; + i: Integer; begin - RS := TResourceStream.CreateFromID(Instance, ResourceID, ResType); - try - LoadFromStream(RS); - finally - RS.Free; + for i := 0 to 3 do begin + if (aSourceFD.Range.arr[i] <> aDestFD.Range.arr[i]) then begin + if (aSourceFD.Range.arr[i] > 0) then + aPixel.Data.arr[i] := Round(aPixel.Data.arr[i] / aSourceFD.Range.arr[i] * aDestFD.Range.arr[i]) + else + aPixel.Data.arr[i] := 0; + end; end; end; -{$ENDIF} - +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure glBitmapConvertCopyFunc(var aFuncRec: TglBitmapFunctionRec); +begin + with aFuncRec do begin + if (Source.Range.r > 0) then + Dest.Data.r := Source.Data.r; + if (Source.Range.g > 0) then + Dest.Data.g := Source.Data.g; + if (Source.Range.b > 0) then + Dest.Data.b := Source.Data.b; + if (Source.Range.a > 0) then + Dest.Data.a := Source.Data.a; + end; +end; -procedure TglBitmap.LoadFromFunc(Size: TglBitmapPixelPosition; - Func: TglBitmapFunction; Format: TglBitmapInternalFormat; CustomData: Pointer); +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure glBitmapConvertCalculateRGBAFunc(var aFuncRec: TglBitmapFunctionRec); var - Image: pByte; - ImageSize: Integer; + i: Integer; begin - ImageSize := FormatGetImageSize(Size, Format); - GetMem(Image, ImageSize); - try - FillChar(Image^, ImageSize, #$FF); + with aFuncRec do begin + for i := 0 to 3 do + if (Source.Range.arr[i] > 0) then + Dest.Data.arr[i] := Round(Dest.Range.arr[i] * Source.Data.arr[i] / Source.Range.arr[i]); + end; +end; - SetDataPointer(Image, Format, Size.X, Size.Y); - except - FreeMem(Image); - raise; +type + TShiftData = packed record + case Integer of + 0: (r, g, b, a: SmallInt); + 1: (arr: array[0..3] of SmallInt); end; + PShiftData = ^TShiftData; - AddFunc(Self, Func, False, Format, CustomData) +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure glBitmapConvertShiftRGBAFunc(var aFuncRec: TglBitmapFunctionRec); +var + i: Integer; +begin + with aFuncRec do + for i := 0 to 3 do + if (Source.Range.arr[i] > 0) then + Dest.Data.arr[i] := Source.Data.arr[i] shr PShiftData(Args)^.arr[i]; end; +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure glBitmapInvertFunc(var aFuncRec: TglBitmapFunctionRec); +begin + with aFuncRec do begin + Dest.Data := Source.Data; + if ({%H-}PtrUInt(Args) and $1 > 0) then begin + Dest.Data.r := Dest.Data.r xor Dest.Range.r; + Dest.Data.g := Dest.Data.g xor Dest.Range.g; + Dest.Data.b := Dest.Data.b xor Dest.Range.b; + end; + if ({%H-}PtrUInt(Args) and $2 > 0) then begin + Dest.Data.a := Dest.Data.a xor Dest.Range.a; + end; + end; +end; -procedure TglBitmap.SaveToFile(FileName: String; FileType: TglBitmapFileType); +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure glBitmapFillWithColorFunc(var aFuncRec: TglBitmapFunctionRec); var - FS: TFileStream; + i: Integer; begin - FS := TFileStream.Create(FileName, fmCreate); - try - FS.Position := 0; - SaveToStream(FS, FileType); - finally - FS.Free; + with aFuncRec do begin + for i := 0 to 3 do + Dest.Data.arr[i] := PglBitmapPixelData(Args)^.Data.arr[i]; end; end; - -procedure TglBitmap.SaveToStream(Stream: TStream; FileType: TglBitmapFileType); +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure glBitmapAlphaFunc(var FuncRec: TglBitmapFunctionRec); +var + Temp: Single; begin - case FileType of - {$IFDEF GLB_SUPPORT_PNG_WRITE} - ftPNG: SavePng(Stream); - {$ENDIF} - {$IFDEF GLB_SUPPORT_JPEG_WRITE} - ftJPEG: SaveJPEG(Stream); - {$ENDIF} - ftDDS: SaveDDS(Stream); - ftTGA: SaveTGA(Stream); - ftBMP: SaveBMP(Stream); + with FuncRec do begin + if (FuncRec.Args = nil) then begin //source has no alpha + Temp := + Source.Data.r / Source.Range.r * ALPHA_WEIGHT_R + + Source.Data.g / Source.Range.g * ALPHA_WEIGHT_G + + Source.Data.b / Source.Range.b * ALPHA_WEIGHT_B; + Dest.Data.a := Round(Dest.Range.a * Temp); + end else + Dest.Data.a := Round(Source.Data.a / Source.Range.a * Dest.Range.a); end; end; +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure glBitmapColorKeyAlphaFunc(var FuncRec: TglBitmapFunctionRec); +type + PglBitmapPixelData = ^TglBitmapPixelData; +begin + with FuncRec do begin + Dest.Data.r := Source.Data.r; + Dest.Data.g := Source.Data.g; + Dest.Data.b := Source.Data.b; + + with PglBitmapPixelData(Args)^ do + if ((Dest.Data.r <= Data.r) and (Dest.Data.r >= Range.r) and + (Dest.Data.g <= Data.g) and (Dest.Data.g >= Range.g) and + (Dest.Data.b <= Data.b) and (Dest.Data.b >= Range.b)) then + Dest.Data.a := 0 + else + Dest.Data.a := Dest.Range.a; + end; +end; -{$IFDEF GLB_SDL} -function TglBitmap.AssignToSurface(out Surface: PSDL_Surface): boolean; +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure glBitmapValueAlphaFunc(var FuncRec: TglBitmapFunctionRec); +begin + with FuncRec do begin + Dest.Data.r := Source.Data.r; + Dest.Data.g := Source.Data.g; + Dest.Data.b := Source.Data.b; + Dest.Data.a := PCardinal(Args)^; + end; +end; + +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure SwapRGB(aData: PByte; aWidth: Integer; const aHasAlpha: Boolean); +type + PRGBPix = ^TRGBPix; + TRGBPix = array [0..2] of byte; var - Row, RowSize: Integer; - pSource, pData: PByte; - TempDepth: Integer; - Pix: TglBitmapPixelData; + Temp: Byte; +begin + while aWidth > 0 do begin + Temp := PRGBPix(aData)^[0]; + PRGBPix(aData)^[0] := PRGBPix(aData)^[2]; + PRGBPix(aData)^[2] := Temp; - function GetRowPointer(Row: Integer): pByte; - begin - Result := Surface.pixels; - Inc(Result, Row * RowSize); + if aHasAlpha then + Inc(aData, 4) + else + Inc(aData, 3); + dec(aWidth); end; +end; +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +//TglBitmap - PROTECTED/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +function TglBitmap.GetFormatDesc: TglBitmapFormatDescriptor; begin - Result := False; + result := TFormatDescriptor.Get(Format); +end; - if not FormatIsUncompressed(InternalFormat) then - raise EglBitmapUnsupportedInternalFormat.Create('AssignToSurface - ' + UNSUPPORTED_INTERNAL_FORMAT); +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +function TglBitmap.GetWidth: Integer; +begin + if (ffX in fDimension.Fields) then + result := fDimension.X + else + result := -1; +end; - if Assigned(Data) then begin - case Trunc(FormatGetSize(InternalFormat)) of - 1: TempDepth := 8; - 2: TempDepth := 16; - 3: TempDepth := 24; - 4: TempDepth := 32; - else - raise EglBitmapException.Create('AssignToSurface - ' + UNSUPPORTED_INTERNAL_FORMAT); - end; +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +function TglBitmap.GetHeight: Integer; +begin + if (ffY in fDimension.Fields) then + result := fDimension.Y + else + result := -1; +end; - FormatPreparePixel(Pix, InternalFormat); +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +function TglBitmap.GetFileWidth: Integer; +begin + result := Max(1, Width); +end; - with Pix.PixelDesc do - Surface := SDL_CreateRGBSurface(SDL_SWSURFACE, Width, Height, TempDepth, RedRange shl RedShift, GreenRange shl GreenShift, BlueRange shl BlueShift, AlphaRange shl AlphaShift); +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +function TglBitmap.GetFileHeight: Integer; +begin + result := Max(1, Height); +end; - pSource := Data; - RowSize := Trunc(FileWidth * FormatGetSize(InternalFormat)); +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure TglBitmap.SetCustomData(const aValue: Pointer); +begin + if fCustomData = aValue then + exit; + fCustomData := aValue; +end; - for Row := 0 to FileHeight -1 do begin - pData := GetRowPointer(Row); +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure TglBitmap.SetCustomName(const aValue: String); +begin + if fCustomName = aValue then + exit; + fCustomName := aValue; +end; - if Assigned(pData) then begin - Move(pSource^, pData^, RowSize); - Inc(pSource, RowSize); - end; - end; +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure TglBitmap.SetCustomNameW(const aValue: WideString); +begin + if fCustomNameW = aValue then + exit; + fCustomNameW := aValue; +end; - Result := True; - end; +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure TglBitmap.SetFreeDataOnDestroy(const aValue: Boolean); +begin + if fFreeDataOnDestroy = aValue then + exit; + fFreeDataOnDestroy := aValue; end; +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure TglBitmap.SetDeleteTextureOnFree(const aValue: Boolean); +begin + if fDeleteTextureOnFree = aValue then + exit; + fDeleteTextureOnFree := aValue; +end; -function TglBitmap.AssignFromSurface(const Surface: PSDL_Surface): boolean; -var - pSource, pData, pTempData: PByte; - Row, RowSize, TempWidth, TempHeight: Integer; - IntFormat: TglBitmapInternalFormat; +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure TglBitmap.SetFormat(const aValue: TglBitmapFormat); +begin + if fFormat = aValue then + exit; + if TFormatDescriptor.Get(Format).BitsPerPixel <> TFormatDescriptor.Get(aValue).BitsPerPixel then + raise EglBitmapUnsupportedFormat.Create(Format); + SetDataPointer(fData, aValue, Width, Height); //be careful, Data could be freed by this method +end; - function GetRowPointer(Row: Integer): pByte; - begin - Result := Surface^.pixels; - Inc(Result, Row * RowSize); - end; +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure TglBitmap.SetFreeDataAfterGenTexture(const aValue: Boolean); +begin + if fFreeDataAfterGenTexture = aValue then + exit; + fFreeDataAfterGenTexture := aValue; +end; +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure TglBitmap.SetID(const aValue: Cardinal); begin - Result := False; + if fID = aValue then + exit; + fID := aValue; +end; - if (Assigned(Surface)) then begin - with Surface^.format^ do begin - if FormatCheckFormat(RMask, GMask, BMask, AMask, ifLuminance) then - IntFormat := ifLuminance - else +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure TglBitmap.SetMipMap(const aValue: TglBitmapMipMap); +begin + if fMipMap = aValue then + exit; + fMipMap := aValue; +end; - if FormatCheckFormat(RMask, GMask, BMask, AMask, ifLuminanceAlpha) then - IntFormat := ifLuminanceAlpha - else +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure TglBitmap.SetTarget(const aValue: Cardinal); +begin + if fTarget = aValue then + exit; + fTarget := aValue; +end; - if FormatCheckFormat(RMask, GMask, BMask, AMask, ifRGBA4) then - IntFormat := ifRGBA4 - else +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure TglBitmap.SetAnisotropic(const aValue: Integer); +var + MaxAnisotropic: Integer; +begin + fAnisotropic := aValue; + if (ID > 0) then begin + if GL_EXT_texture_filter_anisotropic then begin + if fAnisotropic > 0 then begin + Bind(false); + glGetIntegerv(GL_MAX_TEXTURE_MAX_ANISOTROPY_EXT, @MaxAnisotropic); + if aValue > MaxAnisotropic then + fAnisotropic := MaxAnisotropic; + glTexParameteri(Target, GL_TEXTURE_MAX_ANISOTROPY_EXT, fAnisotropic); + end; + end else begin + fAnisotropic := 0; + end; + end; +end; - if FormatCheckFormat(RMask, GMask, BMask, AMask, ifR5G6B5) then - IntFormat := ifR5G6B5 - else +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure TglBitmap.CreateID; +begin + if (ID <> 0) then + glDeleteTextures(1, @fID); + glGenTextures(1, @fID); + Bind(false); +end; - if FormatCheckFormat(RMask, GMask, BMask, AMask, ifRGB5A1) then - IntFormat := ifRGB5A1 - else +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure TglBitmap.SetupParameters(out aBuildWithGlu: Boolean); +begin + // Set Up Parameters + SetWrap(fWrapS, fWrapT, fWrapR); + SetFilter(fFilterMin, fFilterMag); + SetAnisotropic(fAnisotropic); + SetBorderColor(fBorderColor[0], fBorderColor[1], fBorderColor[2], fBorderColor[3]); - if FormatCheckFormat(RMask, GMask, BMask, AMask, ifBGR8) then - IntFormat := ifBGR8 - else + if (GL_ARB_texture_swizzle or GL_EXT_texture_swizzle or GL_VERSION_3_3) then + SetSwizzle(fSwizzle[0], fSwizzle[1], fSwizzle[2], fSwizzle[3]); - if FormatCheckFormat(RMask, GMask, BMask, AMask, ifRGB8) then - IntFormat := ifRGB8 - else + // Mip Maps Generation Mode + aBuildWithGlu := false; + if (MipMap = mmMipmap) then begin + if (GL_VERSION_1_4 or GL_SGIS_generate_mipmap) then + glTexParameteri(Target, GL_GENERATE_MIPMAP, GL_TRUE) + else + aBuildWithGlu := true; + end else if (MipMap = mmMipmapGlu) then + aBuildWithGlu := true; +end; - if FormatCheckFormat(RMask, GMask, BMask, AMask, ifBGRA8) then - IntFormat := ifBGRA8 - else +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure TglBitmap.SetDataPointer(var aData: PByte; const aFormat: TglBitmapFormat; + const aWidth: Integer; const aHeight: Integer); +var + s: Single; +begin + if (Data <> aData) then begin + if (Assigned(Data)) then + FreeMem(Data); + fData := aData; + end; - if FormatCheckFormat(RMask, GMask, BMask, AMask, ifRGBA8) then - IntFormat := ifRGBA8 - else + if not Assigned(fData) then begin + fPixelSize := 0; + fRowSize := 0; + end else begin + FillChar(fDimension, SizeOf(fDimension), 0); + if aWidth <> -1 then begin + fDimension.Fields := fDimension.Fields + [ffX]; + fDimension.X := aWidth; + end; - if FormatCheckFormat(RMask, GMask, BMask, AMask, ifRGB10A2) then - IntFormat := ifRGB10A2 - else - raise EglBitmapException.Create('AssignFromSurface - Invalid Pixelformat.'); + if aHeight <> -1 then begin + fDimension.Fields := fDimension.Fields + [ffY]; + fDimension.Y := aHeight; end; - TempWidth := Surface^.w; - TempHeight := Surface^.h; + s := TFormatDescriptor.Get(aFormat).BytesPerPixel; + fFormat := aFormat; + fPixelSize := Ceil(s); + fRowSize := Ceil(s * aWidth); + end; +end; - RowSize := Trunc(TempWidth * FormatGetSize(IntFormat)); +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +function TglBitmap.FlipHorz: Boolean; +begin + result := false; +end; - GetMem(pData, TempHeight * RowSize); - try - pTempData := pData; +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +function TglBitmap.FlipVert: Boolean; +begin + result := false; +end; - for Row := 0 to TempHeight -1 do begin - pSource := GetRowPointer(Row); +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +//TglBitmap - PUBLIC////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure TglBitmap.AfterConstruction; +begin + inherited AfterConstruction; - if (Assigned(pSource)) then begin - Move(pSource^, pTempData^, RowSize); - Inc(pTempData, RowSize); - end; - end; + fID := 0; + fTarget := 0; + fIsResident := false; - SetDataPointer(pData, IntFormat, TempWidth, TempHeight); + fMipMap := glBitmapDefaultMipmap; + fFreeDataAfterGenTexture := glBitmapGetDefaultFreeDataAfterGenTexture; + fDeleteTextureOnFree := glBitmapGetDefaultDeleteTextureOnFree; - Result := True; - except - FreeMem(pData); - raise; - end; - end; + glBitmapGetDefaultFilter (fFilterMin, fFilterMag); + glBitmapGetDefaultTextureWrap(fWrapS, fWrapT, fWrapR); + glBitmapGetDefaultSwizzle (fSwizzle[0], fSwizzle[1], fSwizzle[2], fSwizzle[3]); end; - -function TglBitmap.AssignAlphaToSurface(out Surface: PSDL_Surface): boolean; +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure TglBitmap.BeforeDestruction; var - Row, Col, AlphaInterleave: Integer; - pSource, pDest: PByte; - - function GetRowPointer(Row: Integer): pByte; - begin - Result := Surface.pixels; - Inc(Result, Row * Width); + NewData: PByte; +begin + if fFreeDataOnDestroy then begin + NewData := nil; + SetDataPointer(NewData, tfEmpty); //be careful, Data could be freed by this method end; + if (fID > 0) and fDeleteTextureOnFree then + glDeleteTextures(1, @fID); + inherited BeforeDestruction; +end; +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure TglBitmap.PrepareResType(var aResource: String; var aResType: PChar); +var + TempPos: Integer; begin - Result := False; - - if Assigned(Data) then begin - if InternalFormat in [ifAlpha, ifLuminanceAlpha, ifBGRA8, ifRGBA8] then begin - Surface := SDL_CreateRGBSurface(SDL_SWSURFACE, Width, Height, 8, $FF, $FF, $FF, 0); - - case InternalFormat of - ifLuminanceAlpha: - AlphaInterleave := 1; - ifBGRA8, ifRGBA8: - AlphaInterleave := 3; - else - AlphaInterleave := 0; - end; - - // Copy Data - pSource := Data; - - for Row := 0 to Height -1 do begin - pDest := GetRowPointer(Row); - - if Assigned(pDest) then begin - for Col := 0 to Width -1 do begin - Inc(pSource, AlphaInterleave); - pDest^ := pSource^; - Inc(pDest); - Inc(pSource); - end; - end; - end; + if not Assigned(aResType) then begin + TempPos := Pos('.', aResource); + aResType := PChar(UpperCase(Copy(aResource, TempPos + 1, Length(aResource) - TempPos))); + aResource := UpperCase(Copy(aResource, 0, TempPos -1)); + end; +end; - Result := True; - end; +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure TglBitmap.LoadFromFile(const aFilename: String); +var + fs: TFileStream; +begin + if not FileExists(aFilename) then + raise EglBitmap.Create('file does not exist: ' + aFilename); + fFilename := aFilename; + fs := TFileStream.Create(fFilename, fmOpenRead); + try + fs.Position := 0; + LoadFromStream(fs); + finally + fs.Free; end; end; +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure TglBitmap.LoadFromStream(const aStream: TStream); +begin + {$IFDEF GLB_SUPPORT_PNG_READ} + if not LoadPNG(aStream) then + {$ENDIF} + {$IFDEF GLB_SUPPORT_JPEG_READ} + if not LoadJPEG(aStream) then + {$ENDIF} + if not LoadDDS(aStream) then + if not LoadTGA(aStream) then + if not LoadBMP(aStream) then + raise EglBitmap.Create('LoadFromStream - Couldn''t load Stream. It''s possible to be an unknow Streamtype.'); +end; -function TglBitmap.AddAlphaFromSurface(Surface: PSDL_Surface; Func: TglBitmapFunction; CustomData: Pointer): boolean; +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure TglBitmap.LoadFromFunc(const aSize: TglBitmapPixelPosition; const aFunc: TglBitmapFunction; + const aFormat: TglBitmapFormat; const aArgs: Pointer); var - glBitmap: TglBitmap2D; + tmpData: PByte; + size: Integer; begin - glBitmap := TglBitmap2D.Create; + size := TFormatDescriptor.Get(aFormat).GetSize(aSize); + GetMem(tmpData, size); try - glBitmap.AssignFromSurface(Surface); + FillChar(tmpData^, size, #$FF); + SetDataPointer(tmpData, aFormat, aSize.X, aSize.Y); //be careful, Data could be freed by this method + except + if Assigned(tmpData) then + FreeMem(tmpData); + raise; + end; + AddFunc(Self, aFunc, false, aFormat, aArgs); +end; - Result := AddAlphaFromglBitmap(glBitmap, Func, CustomData); +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure TglBitmap.LoadFromResource(const aInstance: Cardinal; aResource: String; aResType: PChar); +var + rs: TResourceStream; +begin + PrepareResType(aResource, aResType); + rs := TResourceStream.Create(aInstance, aResource, aResType); + try + LoadFromStream(rs); finally - glBitmap.Free; + rs.Free; end; end; -{$ENDIF} +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure TglBitmap.LoadFromResourceID(const aInstance: Cardinal; const aResourceID: Integer; const aResType: PChar); +var + rs: TResourceStream; +begin + rs := TResourceStream.CreateFromID(aInstance, aResourceID, aResType); + try + LoadFromStream(rs); + finally + rs.Free; + end; +end; -{$IFDEF GLB_DELPHI} -function TglBitmap.AssignFromBitmap(const Bitmap: TBitmap): boolean; +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure TglBitmap.SaveToFile(const aFileName: String; const aFileType: TglBitmapFileType); var - pSource, pData, pTempData: PByte; - Row, RowSize, TempWidth, TempHeight: Integer; - IntFormat: TglBitmapInternalFormat; + fs: TFileStream; begin - Result := False; + fs := TFileStream.Create(aFileName, fmCreate); + try + fs.Position := 0; + SaveToStream(fs, aFileType); + finally + fs.Free; + end; +end; - if (Assigned(Bitmap)) then begin - case Bitmap.PixelFormat of - pf8bit: - IntFormat := ifLuminance; - pf15bit: - IntFormat := ifRGB5A1; - pf16bit: - IntFormat := ifR5G6B5; - pf24bit: - IntFormat := ifBGR8; - pf32bit: - IntFormat := ifBGRA8; - else - raise EglBitmapException.Create('AssignFromBitmap - Invalid Pixelformat.'); - end; +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure TglBitmap.SaveToStream(const aStream: TStream; const aFileType: TglBitmapFileType); +begin + case aFileType of + {$IFDEF GLB_SUPPORT_PNG_WRITE} + ftPNG: SavePNG(aStream); + {$ENDIF} + {$IFDEF GLB_SUPPORT_JPEG_WRITE} + ftJPEG: SaveJPEG(aStream); + {$ENDIF} + ftDDS: SaveDDS(aStream); + ftTGA: SaveTGA(aStream); + ftBMP: SaveBMP(aStream); + end; +end; - TempWidth := Bitmap.Width; - TempHeight := Bitmap.Height; +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +function TglBitmap.AddFunc(const aFunc: TglBitmapFunction; const aCreateTemp: Boolean; const aArgs: Pointer): Boolean; +begin + result := AddFunc(Self, aFunc, aCreateTemp, Format, aArgs); +end; - RowSize := Trunc(TempWidth * FormatGetSize(IntFormat)); +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +function TglBitmap.AddFunc(const aSource: TglBitmap; const aFunc: TglBitmapFunction; aCreateTemp: Boolean; + const aFormat: TglBitmapFormat; const aArgs: Pointer): Boolean; +var + DestData, TmpData, SourceData: pByte; + TempHeight, TempWidth: Integer; + SourceFD, DestFD: TFormatDescriptor; + SourceMD, DestMD: Pointer; - GetMem(pData, TempHeight * RowSize); - try - pTempData := pData; + FuncRec: TglBitmapFunctionRec; +begin + Assert(Assigned(Data)); + Assert(Assigned(aSource)); + Assert(Assigned(aSource.Data)); - for Row := 0 to TempHeight -1 do begin - pSource := Bitmap.Scanline[Row]; + result := false; + if Assigned(aSource.Data) and ((aSource.Height > 0) or (aSource.Width > 0)) then begin + SourceFD := TFormatDescriptor.Get(aSource.Format); + DestFD := TFormatDescriptor.Get(aFormat); + if (SourceFD.IsCompressed) then + raise EglBitmapUnsupportedFormat.Create('compressed formats are not supported: ', SourceFD.Format); + if (DestFD.IsCompressed) then + raise EglBitmapUnsupportedFormat.Create('compressed formats are not supported: ', DestFD.Format); + + // inkompatible Formats so CreateTemp + if (SourceFD.BitsPerPixel <> DestFD.BitsPerPixel) then + aCreateTemp := true; + + // Values + TempHeight := Max(1, aSource.Height); + TempWidth := Max(1, aSource.Width); + + FuncRec.Sender := Self; + FuncRec.Args := aArgs; + + TmpData := nil; + if aCreateTemp then begin + GetMem(TmpData, DestFD.GetSize(TempWidth, TempHeight)); + DestData := TmpData; + end else + DestData := Data; + + try + SourceFD.PreparePixel(FuncRec.Source); + DestFD.PreparePixel (FuncRec.Dest); + + SourceMD := SourceFD.CreateMappingData; + DestMD := DestFD.CreateMappingData; + + FuncRec.Size := aSource.Dimension; + FuncRec.Position.Fields := FuncRec.Size.Fields; + + try + SourceData := aSource.Data; + FuncRec.Position.Y := 0; + while FuncRec.Position.Y < TempHeight do begin + FuncRec.Position.X := 0; + while FuncRec.Position.X < TempWidth do begin + SourceFD.Unmap(SourceData, FuncRec.Source, SourceMD); + aFunc(FuncRec); + DestFD.Map(FuncRec.Dest, DestData, DestMD); + inc(FuncRec.Position.X); + end; + inc(FuncRec.Position.Y); + end; + + // Updating Image or InternalFormat + if aCreateTemp then + SetDataPointer(TmpData, aFormat, aSource.Width, aSource.Height) //be careful, Data could be freed by this method + else if (aFormat <> fFormat) then + Format := aFormat; + + result := true; + finally + SourceFD.FreeMappingData(SourceMD); + DestFD.FreeMappingData(DestMD); + end; + except + if aCreateTemp and Assigned(TmpData) then + FreeMem(TmpData); + raise; + end; + end; +end; + +{$IFDEF GLB_SDL} +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +function TglBitmap.AssignToSurface(out aSurface: PSDL_Surface): Boolean; +var + Row, RowSize: Integer; + SourceData, TmpData: PByte; + TempDepth: Integer; + FormatDesc: TFormatDescriptor; + + function GetRowPointer(Row: Integer): pByte; + begin + result := aSurface.pixels; + Inc(result, Row * RowSize); + end; + +begin + result := false; + + FormatDesc := TFormatDescriptor.Get(Format); + if FormatDesc.IsCompressed then + raise EglBitmapUnsupportedFormat.Create(Format); + + if Assigned(Data) then begin + case Trunc(FormatDesc.PixelSize) of + 1: TempDepth := 8; + 2: TempDepth := 16; + 3: TempDepth := 24; + 4: TempDepth := 32; + else + raise EglBitmapUnsupportedFormat.Create(Format); + end; + + aSurface := SDL_CreateRGBSurface(SDL_SWSURFACE, Width, Height, TempDepth, + FormatDesc.RedMask, FormatDesc.GreenMask, FormatDesc.BlueMask, FormatDesc.AlphaMask); + SourceData := Data; + RowSize := FormatDesc.GetSize(FileWidth, 1); + + for Row := 0 to FileHeight-1 do begin + TmpData := GetRowPointer(Row); + if Assigned(TmpData) then begin + Move(SourceData^, TmpData^, RowSize); + inc(SourceData, RowSize); + end; + end; + result := true; + end; +end; + +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +function TglBitmap.AssignFromSurface(const aSurface: PSDL_Surface): Boolean; +var + pSource, pData, pTempData: PByte; + Row, RowSize, TempWidth, TempHeight: Integer; + IntFormat: TglBitmapFormat; + fd: TFormatDescriptor; + Mask: TglBitmapMask; + + function GetRowPointer(Row: Integer): pByte; + begin + result := aSurface^.pixels; + Inc(result, Row * RowSize); + end; + +begin + result := false; + if (Assigned(aSurface)) then begin + with aSurface^.format^ do begin + Mask.r := RMask; + Mask.g := GMask; + Mask.b := BMask; + Mask.a := AMask; + IntFormat := TFormatDescriptor.GetFromMask(Mask).Format; + if (IntFormat = tfEmpty) then + raise EglBitmap.Create('AssignFromSurface - Invalid Pixelformat.'); + end; + + fd := TFormatDescriptor.Get(IntFormat); + TempWidth := aSurface^.w; + TempHeight := aSurface^.h; + RowSize := fd.GetSize(TempWidth, 1); + GetMem(pData, TempHeight * RowSize); + try + pTempData := pData; + for Row := 0 to TempHeight -1 do begin + pSource := GetRowPointer(Row); if (Assigned(pSource)) then begin Move(pSource^, pTempData^, RowSize); Inc(pTempData, RowSize); end; end; - - SetDataPointer(pData, IntFormat, TempWidth, TempHeight); - - Result := True; + SetDataPointer(pData, IntFormat, TempWidth, TempHeight); //be careful, Data could be freed by this method + result := true; except - FreeMem(pData); + if Assigned(pData) then + FreeMem(pData); raise; end; end; end; +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +function TglBitmap.AssignAlphaToSurface(out aSurface: PSDL_Surface): Boolean; +var + Row, Col, AlphaInterleave: Integer; + pSource, pDest: PByte; + + function GetRowPointer(Row: Integer): pByte; + begin + result := aSurface.pixels; + Inc(result, Row * Width); + end; + +begin + result := false; + if Assigned(Data) then begin + if Format in [tfAlpha8ub1, tfLuminance8Alpha8ub2, tfBGRA8ub4, tfRGBA8ub4] then begin + aSurface := SDL_CreateRGBSurface(SDL_SWSURFACE, Width, Height, 8, $FF, $FF, $FF, 0); + + AlphaInterleave := 0; + case Format of + tfLuminance8Alpha8ub2: + AlphaInterleave := 1; + tfBGRA8ub4, tfRGBA8ub4: + AlphaInterleave := 3; + end; + + pSource := Data; + for Row := 0 to Height -1 do begin + pDest := GetRowPointer(Row); + if Assigned(pDest) then begin + for Col := 0 to Width -1 do begin + Inc(pSource, AlphaInterleave); + pDest^ := pSource^; + Inc(pDest); + Inc(pSource); + end; + end; + end; + result := true; + end; + end; +end; + +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +function TglBitmap.AddAlphaFromSurface(const aSurface: PSDL_Surface; const aFunc: TglBitmapFunction = nil; const aArgs: Pointer = nil): Boolean; +var + bmp: TglBitmap2D; +begin + bmp := TglBitmap2D.Create; + try + bmp.AssignFromSurface(aSurface); + result := AddAlphaFromGlBitmap(bmp, aFunc, aArgs); + finally + bmp.Free; + end; +end; +{$ENDIF} + +{$IFDEF GLB_DELPHI} +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +function CreateGrayPalette: HPALETTE; +var + Idx: Integer; + Pal: PLogPalette; +begin + GetMem(Pal, SizeOf(TLogPalette) + (SizeOf(TPaletteEntry) * 256)); + + Pal.palVersion := $300; + Pal.palNumEntries := 256; + + for Idx := 0 to Pal.palNumEntries - 1 do begin + Pal.palPalEntry[Idx].peRed := Idx; + Pal.palPalEntry[Idx].peGreen := Idx; + Pal.palPalEntry[Idx].peBlue := Idx; + Pal.palPalEntry[Idx].peFlags := 0; + end; + Result := CreatePalette(Pal^); + FreeMem(Pal); +end; -function TglBitmap.AssignToBitmap(const Bitmap: TBitmap): boolean; +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +function TglBitmap.AssignToBitmap(const aBitmap: TBitmap): Boolean; var Row: Integer; pSource, pData: PByte; begin - Result := False; - + result := false; if Assigned(Data) then begin - if Assigned(Bitmap) then begin - Bitmap.Width := Width; - Bitmap.Height := Height; - - case InternalFormat of - ifAlpha, ifLuminance, ifDepth8: - begin - Bitmap.PixelFormat := pf8bit; - Bitmap.Palette := CreateGrayPalette; - end; - ifRGB5A1: - Bitmap.PixelFormat := pf15bit; - ifR5G6B5: - Bitmap.PixelFormat := pf16bit; - ifRGB8, ifBGR8: - Bitmap.PixelFormat := pf24bit; - ifRGBA8, ifBGRA8: - Bitmap.PixelFormat := pf32bit; - else - raise EglBitmapException.Create('AssignToBitmap - Invalid Pixelformat.'); + if Assigned(aBitmap) then begin + aBitmap.Width := Width; + aBitmap.Height := Height; + + case Format of + tfAlpha8ub1, tfLuminance8ub1: begin + aBitmap.PixelFormat := pf8bit; + aBitmap.Palette := CreateGrayPalette; + end; + tfRGB5A1us1: + aBitmap.PixelFormat := pf15bit; + tfR5G6B5us1: + aBitmap.PixelFormat := pf16bit; + tfRGB8ub3, tfBGR8ub3: + aBitmap.PixelFormat := pf24bit; + tfRGBA8ub4, tfBGRA8ub4: + aBitmap.PixelFormat := pf32bit; + else + raise EglBitmap.Create('AssignToBitmap - Invalid Pixelformat.'); end; pSource := Data; for Row := 0 to FileHeight -1 do begin - pData := Bitmap.Scanline[Row]; - + pData := aBitmap.Scanline[Row]; Move(pSource^, pData^, fRowSize); Inc(pSource, fRowSize); - - // swap RGB(A) to BGR(A) - if InternalFormat in [ifRGB8, ifRGBA8] then - SwapRGB(pData, FileWidth, InternalFormat = ifRGBA8); + if (Format in [tfRGB8ub3, tfRGBA8ub4]) then // swap RGB(A) to BGR(A) + SwapRGB(pData, FileWidth, Format = tfRGBA8ub4); end; - - Result := True; + result := true; end; end; end; +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +function TglBitmap.AssignFromBitmap(const aBitmap: TBitmap): Boolean; +var + pSource, pData, pTempData: PByte; + Row, RowSize, TempWidth, TempHeight: Integer; + IntFormat: TglBitmapFormat; +begin + result := false; + + if (Assigned(aBitmap)) then begin + case aBitmap.PixelFormat of + pf8bit: + IntFormat := tfLuminance8ub1; + pf15bit: + IntFormat := tfRGB5A1us1; + pf16bit: + IntFormat := tfR5G6B5us1; + pf24bit: + IntFormat := tfBGR8ub3; + pf32bit: + IntFormat := tfBGRA8ub4; + else + raise EglBitmap.Create('AssignFromBitmap - Invalid Pixelformat.'); + end; + + TempWidth := aBitmap.Width; + TempHeight := aBitmap.Height; + RowSize := TFormatDescriptor.Get(IntFormat).GetSize(TempWidth, 1); + GetMem(pData, TempHeight * RowSize); + try + pTempData := pData; + for Row := 0 to TempHeight -1 do begin + pSource := aBitmap.Scanline[Row]; + if (Assigned(pSource)) then begin + Move(pSource^, pTempData^, RowSize); + Inc(pTempData, RowSize); + end; + end; + SetDataPointer(pData, IntFormat, TempWidth, TempHeight); //be careful, Data could be freed by this method + result := true; + except + if Assigned(pData) then + FreeMem(pData); + raise; + end; + end; +end; -function TglBitmap.AssignAlphaToBitmap(const Bitmap: TBitmap): boolean; +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +function TglBitmap.AssignAlphaToBitmap(const aBitmap: TBitmap): Boolean; var Row, Col, AlphaInterleave: Integer; pSource, pDest: PByte; begin - Result := False; + result := false; if Assigned(Data) then begin - if InternalFormat in [ifAlpha, ifLuminanceAlpha, ifRGBA8, ifBGRA8] then begin - if Assigned(Bitmap) then begin - Bitmap.PixelFormat := pf8bit; - Bitmap.Palette := CreateGrayPalette; - Bitmap.Width := Width; - Bitmap.Height := Height; - - case InternalFormat of - ifLuminanceAlpha: + if (Format in [tfAlpha8ub1, tfLuminance8Alpha8ub2, tfRGBA8ub4, tfBGRA8ub4]) then begin + if Assigned(aBitmap) then begin + aBitmap.PixelFormat := pf8bit; + aBitmap.Palette := CreateGrayPalette; + aBitmap.Width := Width; + aBitmap.Height := Height; + + case Format of + tfLuminance8Alpha8ub2: AlphaInterleave := 1; - ifRGBA8, ifBGRA8: + tfRGBA8ub4, tfBGRA8ub4: AlphaInterleave := 3; else AlphaInterleave := 0; @@ -3231,8 +5124,7 @@ begin pSource := Data; for Row := 0 to Height -1 do begin - pDest := Bitmap.Scanline[Row]; - + pDest := aBitmap.Scanline[Row]; if Assigned(pDest) then begin for Col := 0 to Width -1 do begin Inc(pSource, AlphaInterleave); @@ -3242,238 +5134,666 @@ begin end; end; end; - - Result := True; + result := true; end; end; end; end; - -function TglBitmap.AddAlphaFromBitmap(Bitmap: TBitmap; Func: TglBitmapFunction; CustomData: Pointer): boolean; +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +function TglBitmap.AddAlphaFromBitmap(const aBitmap: TBitmap; const aFunc: TglBitmapFunction; const aArgs: Pointer): Boolean; var - glBitmap: TglBitmap2D; + tex: TglBitmap2D; begin - glBitmap := TglBitmap2D.Create; + tex := TglBitmap2D.Create; try - glBitmap.AssignFromBitmap(Bitmap); - - Result := AddAlphaFromglBitmap(glBitmap, Func, CustomData); + tex.AssignFromBitmap(ABitmap); + result := AddAlphaFromglBitmap(tex, aFunc, aArgs); finally - glBitmap.Free; + tex.Free; end; end; {$ENDIF} +{$IFDEF GLB_LAZARUS} +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +function TglBitmap.AssignToLazIntfImage(const aImage: TLazIntfImage): Boolean; +var + rid: TRawImageDescription; + FormatDesc: TFormatDescriptor; +begin + if not Assigned(Data) then + raise EglBitmap.Create('no pixel data assigned. load data before save'); + + result := false; + if not Assigned(aImage) or (Format = tfEmpty) then + exit; + FormatDesc := TFormatDescriptor.Get(Format); + if FormatDesc.IsCompressed then + exit; + + FillChar(rid{%H-}, SizeOf(rid), 0); + if FormatDesc.IsGrayscale then + rid.Format := ricfGray + else + rid.Format := ricfRGBA; + + rid.Width := Width; + rid.Height := Height; + rid.Depth := FormatDesc.BitsPerPixel; + rid.BitOrder := riboBitsInOrder; + rid.ByteOrder := riboLSBFirst; + rid.LineOrder := riloTopToBottom; + rid.LineEnd := rileTight; + rid.BitsPerPixel := FormatDesc.BitsPerPixel; + rid.RedPrec := CountSetBits(FormatDesc.Range.r); + rid.GreenPrec := CountSetBits(FormatDesc.Range.g); + rid.BluePrec := CountSetBits(FormatDesc.Range.b); + rid.AlphaPrec := CountSetBits(FormatDesc.Range.a); + rid.RedShift := FormatDesc.Shift.r; + rid.GreenShift := FormatDesc.Shift.g; + rid.BlueShift := FormatDesc.Shift.b; + rid.AlphaShift := FormatDesc.Shift.a; + + rid.MaskBitsPerPixel := 0; + rid.PaletteColorCount := 0; + + aImage.DataDescription := rid; + aImage.CreateData; + + if not Assigned(aImage.PixelData) then + raise EglBitmap.Create('error while creating LazIntfImage'); + Move(Data^, aImage.PixelData^, FormatDesc.GetSize(Dimension)); + + result := true; +end; -function TglBitmap.AddAlphaFromFile(FileName: String; Func: TglBitmapFunction; CustomData: Pointer): boolean; +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +function TglBitmap.AssignFromLazIntfImage(const aImage: TLazIntfImage): Boolean; var - FS: TFileStream; + f: TglBitmapFormat; + FormatDesc: TFormatDescriptor; + ImageData: PByte; + ImageSize: Integer; + CanCopy: Boolean; + Mask: TglBitmapRec4ul; + + procedure CopyConvert; + var + bfFormat: TbmpBitfieldFormat; + pSourceLine, pDestLine: PByte; + pSourceMD, pDestMD: Pointer; + Shift, Prec: TglBitmapRec4ub; + x, y: Integer; + pixel: TglBitmapPixelData; + begin + bfFormat := TbmpBitfieldFormat.Create; + with aImage.DataDescription do begin + Prec.r := RedPrec; + Prec.g := GreenPrec; + Prec.b := BluePrec; + Prec.a := AlphaPrec; + Shift.r := RedShift; + Shift.g := GreenShift; + Shift.b := BlueShift; + Shift.a := AlphaShift; + bfFormat.SetValues(BitsPerPixel, Prec, Shift); + end; + pSourceMD := bfFormat.CreateMappingData; + pDestMD := FormatDesc.CreateMappingData; + try + for y := 0 to aImage.Height-1 do begin + pSourceLine := aImage.PixelData + y {%H-}* aImage.DataDescription.BytesPerLine; + pDestLine := ImageData + y * Round(FormatDesc.BytesPerPixel * aImage.Width); + for x := 0 to aImage.Width-1 do begin + bfFormat.Unmap(pSourceLine, pixel, pSourceMD); + FormatDesc.Map(pixel, pDestLine, pDestMD); + end; + end; + finally + FormatDesc.FreeMappingData(pDestMD); + bfFormat.FreeMappingData(pSourceMD); + bfFormat.Free; + end; + end; + begin - FS := TFileStream.Create(FileName, fmOpenRead); + result := false; + if not Assigned(aImage) then + exit; + + with aImage.DataDescription do begin + Mask.r := (QWord(1 shl RedPrec )-1) shl RedShift; + Mask.g := (QWord(1 shl GreenPrec)-1) shl GreenShift; + Mask.b := (QWord(1 shl BluePrec )-1) shl BlueShift; + Mask.a := (QWord(1 shl AlphaPrec)-1) shl AlphaShift; + end; + FormatDesc := TFormatDescriptor.GetFromMask(Mask); + f := FormatDesc.Format; + if (f = tfEmpty) then + exit; + + CanCopy := + (FormatDesc.BitsPerPixel = aImage.DataDescription.Depth) and + (aImage.DataDescription.BitsPerPixel = aImage.DataDescription.Depth); + + ImageSize := FormatDesc.GetSize(aImage.Width, aImage.Height); + ImageData := GetMem(ImageSize); try - Result := AddAlphaFromStream(FS, Func, CustomData); - finally - FS.Free; + if CanCopy then + Move(aImage.PixelData^, ImageData^, ImageSize) + else + CopyConvert; + SetDataPointer(ImageData, f, aImage.Width, aImage.Height); //be careful, Data could be freed by this method + except + if Assigned(ImageData) then + FreeMem(ImageData); + raise; end; -end; + result := true; +end; -function TglBitmap.AddAlphaFromStream(Stream: TStream; Func: TglBitmapFunction; CustomData: Pointer): boolean; +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +function TglBitmap.AssignAlphaToLazIntfImage(const aImage: TLazIntfImage): Boolean; var - glBitmap: TglBitmap2D; -begin - glBitmap := TglBitmap2D.Create(Stream); + rid: TRawImageDescription; + FormatDesc: TFormatDescriptor; + Pixel: TglBitmapPixelData; + x, y: Integer; + srcMD: Pointer; + src, dst: PByte; +begin + result := false; + if not Assigned(aImage) or (Format = tfEmpty) then + exit; + FormatDesc := TFormatDescriptor.Get(Format); + if FormatDesc.IsCompressed or not FormatDesc.HasAlpha then + exit; + + FillChar(rid{%H-}, SizeOf(rid), 0); + rid.Format := ricfGray; + rid.Width := Width; + rid.Height := Height; + rid.Depth := CountSetBits(FormatDesc.Range.a); + rid.BitOrder := riboBitsInOrder; + rid.ByteOrder := riboLSBFirst; + rid.LineOrder := riloTopToBottom; + rid.LineEnd := rileTight; + rid.BitsPerPixel := 8 * Ceil(rid.Depth / 8); + rid.RedPrec := CountSetBits(FormatDesc.Range.a); + rid.GreenPrec := 0; + rid.BluePrec := 0; + rid.AlphaPrec := 0; + rid.RedShift := 0; + rid.GreenShift := 0; + rid.BlueShift := 0; + rid.AlphaShift := 0; + + rid.MaskBitsPerPixel := 0; + rid.PaletteColorCount := 0; + + aImage.DataDescription := rid; + aImage.CreateData; + + srcMD := FormatDesc.CreateMappingData; try - Result := AddAlphaFromglBitmap(glBitmap, Func, CustomData); + FormatDesc.PreparePixel(Pixel); + src := Data; + dst := aImage.PixelData; + for y := 0 to Height-1 do + for x := 0 to Width-1 do begin + FormatDesc.Unmap(src, Pixel, srcMD); + case rid.BitsPerPixel of + 8: begin + dst^ := Pixel.Data.a; + inc(dst); + end; + 16: begin + PWord(dst)^ := Pixel.Data.a; + inc(dst, 2); + end; + 24: begin + PByteArray(dst)^[0] := PByteArray(@Pixel.Data.a)^[0]; + PByteArray(dst)^[1] := PByteArray(@Pixel.Data.a)^[1]; + PByteArray(dst)^[2] := PByteArray(@Pixel.Data.a)^[2]; + inc(dst, 3); + end; + 32: begin + PCardinal(dst)^ := Pixel.Data.a; + inc(dst, 4); + end; + else + raise EglBitmapUnsupportedFormat.Create(Format); + end; + end; finally - glBitmap.Free; + FormatDesc.FreeMappingData(srcMD); end; + result := true; end; - -{$IFDEF GLB_DELPHI} -function TglBitmap.AddAlphaFromResource(Instance: Cardinal; Resource: String; - ResType: PChar; Func: TglBitmapFunction; CustomData: Pointer): boolean; +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +function TglBitmap.AddAlphaFromLazIntfImage(const aImage: TLazIntfImage; const aFunc: TglBitmapFunction; const aArgs: Pointer): Boolean; var - RS: TResourceStream; - TempPos: Integer; - ResTypeStr: String; - TempResType: PChar; + tex: TglBitmap2D; begin - if Assigned(ResType) then - TempResType := ResType - else - begin - TempPos := Pos('.', Resource); - ResTypeStr := UpperCase(Copy(Resource, TempPos + 1, Length(Resource) - TempPos)); - Resource := UpperCase(Copy(Resource, 0, TempPos -1)); - TempResType := PChar(ResTypeStr); - end; - - RS := TResourceStream.Create(Instance, Resource, TempResType); + tex := TglBitmap2D.Create; try - Result := AddAlphaFromStream(RS, Func, CustomData); + tex.AssignFromLazIntfImage(aImage); + result := AddAlphaFromglBitmap(tex, aFunc, aArgs); finally - RS.Free; + tex.Free; end; end; +{$ENDIF} - -function TglBitmap.AddAlphaFromResourceID(Instance: Cardinal; ResourceID: Integer; - ResType: PChar; Func: TglBitmapFunction; CustomData: Pointer): boolean; +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +function TglBitmap.AddAlphaFromResource(const aInstance: Cardinal; aResource: String; aResType: PChar; + const aFunc: TglBitmapFunction; const aArgs: Pointer): Boolean; var - RS: TResourceStream; + rs: TResourceStream; begin - RS := TResourceStream.CreateFromID(Instance, ResourceID, ResType); + PrepareResType(aResource, aResType); + rs := TResourceStream.Create(aInstance, aResource, aResType); try - Result := AddAlphaFromStream(RS, Func, CustomData); + result := AddAlphaFromStream(rs, aFunc, aArgs); finally - RS.Free; + rs.Free; end; end; -{$ENDIF} - -procedure glBitmapColorKeyAlphaFunc(var FuncRec: TglBitmapFunctionRec); +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +function TglBitmap.AddAlphaFromResourceID(const aInstance: Cardinal; const aResourceID: Integer; const aResType: PChar; + const aFunc: TglBitmapFunction; const aArgs: Pointer): Boolean; +var + rs: TResourceStream; begin - with FuncRec do begin - Dest.Red := Source.Red; - Dest.Green := Source.Green; - Dest.Blue := Source.Blue; - - with TglBitmapPixelData(CustomData^) do - if ((Dest.Red <= Red ) and (Dest.Red >= PixelDesc.RedRange ) and - (Dest.Green <= Green) and (Dest.Green >= PixelDesc.GreenRange) and - (Dest.Blue <= Blue ) and (Dest.Blue >= PixelDesc.BlueRange )) then - Dest.Alpha := 0 - else - Dest.Alpha := Dest.PixelDesc.AlphaRange; + rs := TResourceStream.CreateFromID(aInstance, aResourceID, aResType); + try + result := AddAlphaFromStream(rs, aFunc, aArgs); + finally + rs.Free; end; end; - -function TglBitmap.AddAlphaFromColorKey(Red, Green, Blue: Byte; Deviation: Byte - ): Boolean; +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +function TglBitmap.AddAlphaFromFunc(const aFunc: TglBitmapFunction; const aArgs: Pointer): Boolean; begin - Result := AddAlphaFromColorKeyFloat(Red / $FF, Green / $FF, Blue / $FF, Deviation / $FF); + if TFormatDescriptor.Get(Format).IsCompressed then + raise EglBitmapUnsupportedFormat.Create(Format); + result := AddFunc(Self, aFunc, false, TFormatDescriptor.Get(Format).WithAlpha, aArgs); end; - -function TglBitmap.AddAlphaFromColorKeyRange(Red, Green, Blue: Cardinal; Deviation: Cardinal = 0): Boolean; +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +function TglBitmap.AddAlphaFromFile(const aFileName: String; const aFunc: TglBitmapFunction; const aArgs: Pointer): Boolean; var - PixelData: TglBitmapPixelData; + FS: TFileStream; begin - FormatPreparePixel(PixelData, FormatGetWithAlpha(InternalFormat)); - - Result := AddAlphaFromColorKeyFloat( - Red / PixelData.PixelDesc.RedRange, - Green / PixelData.PixelDesc.GreenRange, - Blue / PixelData.PixelDesc.BlueRange, - Deviation / Max(PixelData.PixelDesc.RedRange, Max(PixelData.PixelDesc.GreenRange, PixelData.PixelDesc.BlueRange))); + FS := TFileStream.Create(aFileName, fmOpenRead); + try + result := AddAlphaFromStream(FS, aFunc, aArgs); + finally + FS.Free; + end; end; - -function TglBitmap.AddAlphaFromColorKeyFloat(Red, Green, Blue: Single; Deviation: Single = 0): Boolean; +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +function TglBitmap.AddAlphaFromStream(const aStream: TStream; const aFunc: TglBitmapFunction; const aArgs: Pointer): Boolean; var - TempR, TempG, TempB: Cardinal; - PixelData: TglBitmapPixelData; + tex: TglBitmap2D; begin - FormatPreparePixel(PixelData, FormatGetWithAlpha(InternalFormat)); - - // Calculate Colorrange - with PixelData.PixelDesc do begin - TempR := Trunc(RedRange * Deviation); - TempG := Trunc(GreenRange * Deviation); - TempB := Trunc(BlueRange * Deviation); - - PixelData.Red := Min(RedRange, Trunc(RedRange * Red) + TempR); - RedRange := Max(0, Trunc(RedRange * Red) - TempR); - PixelData.Green := Min(GreenRange, Trunc(GreenRange * Green) + TempG); - GreenRange := Max(0, Trunc(GreenRange * Green) - TempG); - PixelData.Blue := Min(BlueRange, Trunc(BlueRange * Blue) + TempB); - BlueRange := Max(0, Trunc(BlueRange * Blue) - TempB); - PixelData.Alpha := 0; - AlphaRange := 0; + tex := TglBitmap2D.Create(aStream); + try + result := AddAlphaFromglBitmap(tex, aFunc, aArgs); + finally + tex.Free; end; - - Result := AddAlphaFromFunc(glBitmapColorKeyAlphaFunc, @PixelData); end; +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +function TglBitmap.AddAlphaFromGlBitmap(const aBitmap: TglBitmap; aFunc: TglBitmapFunction; const aArgs: Pointer): Boolean; +var + DestData, DestData2, SourceData: pByte; + TempHeight, TempWidth: Integer; + SourceFD, DestFD: TFormatDescriptor; + SourceMD, DestMD, DestMD2: Pointer; -procedure glBitmapValueAlphaFunc(var FuncRec: TglBitmapFunctionRec); + FuncRec: TglBitmapFunctionRec; begin - with FuncRec do begin - Dest.Red := Source.Red; - Dest.Green := Source.Green; - Dest.Blue := Source.Blue; + result := false; - with TglBitmapPixelData(CustomData^) do - Dest.Alpha := Alpha; - end; -end; + Assert(Assigned(Data)); + Assert(Assigned(aBitmap)); + Assert(Assigned(aBitmap.Data)); + if ((aBitmap.Width = Width) and (aBitmap.Height = Height)) then begin + result := ConvertTo(TFormatDescriptor.Get(Format).WithAlpha); -function TglBitmap.AddAlphaFromValue(Alpha: Byte): Boolean; -begin - Result := AddAlphaFromValueFloat(Alpha / $FF); + SourceFD := TFormatDescriptor.Get(aBitmap.Format); + DestFD := TFormatDescriptor.Get(Format); + + if not Assigned(aFunc) then begin + aFunc := glBitmapAlphaFunc; + FuncRec.Args := {%H-}Pointer(SourceFD.HasAlpha); + end else + FuncRec.Args := aArgs; + + // Values + TempHeight := aBitmap.FileHeight; + TempWidth := aBitmap.FileWidth; + + FuncRec.Sender := Self; + FuncRec.Size := Dimension; + FuncRec.Position.Fields := FuncRec.Size.Fields; + + DestData := Data; + DestData2 := Data; + SourceData := aBitmap.Data; + + // Mapping + SourceFD.PreparePixel(FuncRec.Source); + DestFD.PreparePixel (FuncRec.Dest); + + SourceMD := SourceFD.CreateMappingData; + DestMD := DestFD.CreateMappingData; + DestMD2 := DestFD.CreateMappingData; + try + FuncRec.Position.Y := 0; + while FuncRec.Position.Y < TempHeight do begin + FuncRec.Position.X := 0; + while FuncRec.Position.X < TempWidth do begin + SourceFD.Unmap(SourceData, FuncRec.Source, SourceMD); + DestFD.Unmap (DestData, FuncRec.Dest, DestMD); + aFunc(FuncRec); + DestFD.Map(FuncRec.Dest, DestData2, DestMD2); + inc(FuncRec.Position.X); + end; + inc(FuncRec.Position.Y); + end; + finally + SourceFD.FreeMappingData(SourceMD); + DestFD.FreeMappingData(DestMD); + DestFD.FreeMappingData(DestMD2); + end; + end; end; +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +function TglBitmap.AddAlphaFromColorKey(const aRed, aGreen, aBlue: Byte; const aDeviation: Byte): Boolean; +begin + result := AddAlphaFromColorKeyFloat(aRed / $FF, aGreen / $FF, aBlue / $FF, aDeviation / $FF); +end; -function TglBitmap.AddAlphaFromValueFloat(Alpha: Single): Boolean; +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +function TglBitmap.AddAlphaFromColorKeyRange(const aRed, aGreen, aBlue: Cardinal; const aDeviation: Cardinal): Boolean; var PixelData: TglBitmapPixelData; begin - FormatPreparePixel(PixelData, FormatGetWithAlpha(InternalFormat)); + TFormatDescriptor.GetAlpha(Format).PreparePixel(PixelData); + result := AddAlphaFromColorKeyFloat( + aRed / PixelData.Range.r, + aGreen / PixelData.Range.g, + aBlue / PixelData.Range.b, + aDeviation / Max(PixelData.Range.r, Max(PixelData.Range.g, PixelData.Range.b))); +end; - with PixelData.PixelDesc do - PixelData.Alpha := Min(AlphaRange, Max(0, Round(AlphaRange * Alpha))); +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +function TglBitmap.AddAlphaFromColorKeyFloat(const aRed, aGreen, aBlue: Single; const aDeviation: Single): Boolean; +var + values: array[0..2] of Single; + tmp: Cardinal; + i: Integer; + PixelData: TglBitmapPixelData; +begin + TFormatDescriptor.GetAlpha(Format).PreparePixel(PixelData); + with PixelData do begin + values[0] := aRed; + values[1] := aGreen; + values[2] := aBlue; - Result := AddAlphaFromFunc(glBitmapValueAlphaFunc, @PixelData); + for i := 0 to 2 do begin + tmp := Trunc(Range.arr[i] * aDeviation); + Data.arr[i] := Min(Range.arr[i], Trunc(Range.arr[i] * values[i] + tmp)); + Range.arr[i] := Max(0, Trunc(Range.arr[i] * values[i] - tmp)); + end; + Data.a := 0; + Range.a := 0; + end; + result := AddAlphaFromFunc(glBitmapColorKeyAlphaFunc, @PixelData); end; +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +function TglBitmap.AddAlphaFromValue(const aAlpha: Byte): Boolean; +begin + result := AddAlphaFromValueFloat(aAlpha / $FF); +end; -function TglBitmap.AddAlphaFromValueRange(Alpha: Cardinal): Boolean; +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +function TglBitmap.AddAlphaFromValueRange(const aAlpha: Cardinal): Boolean; var PixelData: TglBitmapPixelData; begin - FormatPreparePixel(PixelData, FormatGetWithAlpha(InternalFormat)); + TFormatDescriptor.GetAlpha(Format).PreparePixel(PixelData); + result := AddAlphaFromValueFloat(aAlpha / PixelData.Range.a); +end; - Result := AddAlphaFromValueFloat(Alpha / PixelData.PixelDesc.AlphaRange); +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +function TglBitmap.AddAlphaFromValueFloat(const aAlpha: Single): Boolean; +var + PixelData: TglBitmapPixelData; +begin + TFormatDescriptor.GetAlpha(Format).PreparePixel(PixelData); + with PixelData do + Data.a := Min(Range.a, Max(0, Round(Range.a * aAlpha))); + result := AddAlphaFromFunc(glBitmapValueAlphaFunc, @PixelData.Data.a); end; +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +function TglBitmap.RemoveAlpha: Boolean; +var + FormatDesc: TFormatDescriptor; +begin + result := false; + FormatDesc := TFormatDescriptor.Get(Format); + if Assigned(Data) then begin + if FormatDesc.IsCompressed or not FormatDesc.HasAlpha then + raise EglBitmapUnsupportedFormat.Create(Format); + result := ConvertTo(FormatDesc.WithoutAlpha); + end; +end; -procedure glBitmapInvertFunc(var FuncRec: TglBitmapFunctionRec); +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +function TglBitmap.Clone: TglBitmap; +var + Temp: TglBitmap; + TempPtr: PByte; + Size: Integer; begin - with FuncRec do begin - Dest.Red := Source.Red; - Dest.Green := Source.Green; - Dest.Blue := Source.Blue; - Dest.Alpha := Source.Alpha; - - if (Integer(CustomData) and $1 > 0) then begin - Dest.Red := Dest.Red xor Dest.PixelDesc.RedRange; - Dest.Green := Dest.Green xor Dest.PixelDesc.GreenRange; - Dest.Blue := Dest.Blue xor Dest.PixelDesc.BlueRange; + result := nil; + Temp := (ClassType.Create as TglBitmap); + try + // copy texture data if assigned + if Assigned(Data) then begin + Size := TFormatDescriptor.Get(Format).GetSize(fDimension); + GetMem(TempPtr, Size); + try + Move(Data^, TempPtr^, Size); + Temp.SetDataPointer(TempPtr, Format, Width, Height); //be careful, Data could be freed by this method + except + if Assigned(TempPtr) then + FreeMem(TempPtr); + raise; + end; + end else begin + TempPtr := nil; + Temp.SetDataPointer(TempPtr, Format, Width, Height); //be careful, Data could be freed by this method + end; + + // copy properties + Temp.fID := ID; + Temp.fTarget := Target; + Temp.fFormat := Format; + Temp.fMipMap := MipMap; + Temp.fAnisotropic := Anisotropic; + Temp.fBorderColor := fBorderColor; + Temp.fDeleteTextureOnFree := DeleteTextureOnFree; + Temp.fFreeDataAfterGenTexture := FreeDataAfterGenTexture; + Temp.fFilterMin := fFilterMin; + Temp.fFilterMag := fFilterMag; + Temp.fWrapS := fWrapS; + Temp.fWrapT := fWrapT; + Temp.fWrapR := fWrapR; + Temp.fFilename := fFilename; + Temp.fCustomName := fCustomName; + Temp.fCustomNameW := fCustomNameW; + Temp.fCustomData := fCustomData; + + result := Temp; + except + FreeAndNil(Temp); + raise; + end; +end; + +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +function TglBitmap.ConvertTo(const aFormat: TglBitmapFormat): Boolean; +var + SourceFD, DestFD: TFormatDescriptor; + SourcePD, DestPD: TglBitmapPixelData; + ShiftData: TShiftData; + + function DataIsIdentical: Boolean; + begin + result := SourceFD.MaskMatch(DestFD.Mask); + end; + + function CanCopyDirect: Boolean; + begin + result := + ((SourcePD.Range.r = DestPD.Range.r) or (SourcePD.Range.r = 0) or (DestPD.Range.r = 0)) and + ((SourcePD.Range.g = DestPD.Range.g) or (SourcePD.Range.g = 0) or (DestPD.Range.g = 0)) and + ((SourcePD.Range.b = DestPD.Range.b) or (SourcePD.Range.b = 0) or (DestPD.Range.b = 0)) and + ((SourcePD.Range.a = DestPD.Range.a) or (SourcePD.Range.a = 0) or (DestPD.Range.a = 0)); + end; + + function CanShift: Boolean; + begin + result := + ((SourcePD.Range.r >= DestPD.Range.r) or (SourcePD.Range.r = 0) or (DestPD.Range.r = 0)) and + ((SourcePD.Range.g >= DestPD.Range.g) or (SourcePD.Range.g = 0) or (DestPD.Range.g = 0)) and + ((SourcePD.Range.b >= DestPD.Range.b) or (SourcePD.Range.b = 0) or (DestPD.Range.b = 0)) and + ((SourcePD.Range.a >= DestPD.Range.a) or (SourcePD.Range.a = 0) or (DestPD.Range.a = 0)); + end; + + function GetShift(aSource, aDest: Cardinal) : ShortInt; + begin + result := 0; + while (aSource > aDest) and (aSource > 0) do begin + inc(result); + aSource := aSource shr 1; end; + end; - if (Integer(CustomData) and $2 > 0) then begin - Dest.Alpha := Dest.Alpha xor Dest.PixelDesc.AlphaRange; +begin + if (aFormat <> fFormat) and (aFormat <> tfEmpty) then begin + SourceFD := TFormatDescriptor.Get(Format); + DestFD := TFormatDescriptor.Get(aFormat); + + if DataIsIdentical then begin + result := true; + Format := aFormat; + exit; end; + + SourceFD.PreparePixel(SourcePD); + DestFD.PreparePixel (DestPD); + + if CanCopyDirect then + result := AddFunc(Self, glBitmapConvertCopyFunc, false, aFormat) + else if CanShift then begin + ShiftData.r := GetShift(SourcePD.Range.r, DestPD.Range.r); + ShiftData.g := GetShift(SourcePD.Range.g, DestPD.Range.g); + ShiftData.b := GetShift(SourcePD.Range.b, DestPD.Range.b); + ShiftData.a := GetShift(SourcePD.Range.a, DestPD.Range.a); + result := AddFunc(Self, glBitmapConvertShiftRGBAFunc, false, aFormat, @ShiftData); + end else + result := AddFunc(Self, glBitmapConvertCalculateRGBAFunc, false, aFormat); + end else + result := true; +end; + +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure TglBitmap.Invert(const aUseRGB: Boolean; const aUseAlpha: Boolean); +begin + if aUseRGB or aUseAlpha then + AddFunc(glBitmapInvertFunc, false, {%H-}Pointer( + ((Byte(aUseAlpha) and 1) shl 1) or + (Byte(aUseRGB) and 1) )); +end; + +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure TglBitmap.SetBorderColor(const aRed, aGreen, aBlue, aAlpha: Single); +begin + fBorderColor[0] := aRed; + fBorderColor[1] := aGreen; + fBorderColor[2] := aBlue; + fBorderColor[3] := aAlpha; + if (ID > 0) then begin + Bind(false); + glTexParameterfv(Target, GL_TEXTURE_BORDER_COLOR, @fBorderColor[0]); end; end; +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure TglBitmap.FreeData; +var + TempPtr: PByte; +begin + TempPtr := nil; + SetDataPointer(TempPtr, tfEmpty); //be careful, Data could be freed by this method +end; + +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure TglBitmap.FillWithColor(const aRed, aGreen, aBlue: Byte; + const aAlpha: Byte); +begin + FillWithColorFloat(aRed/$FF, aGreen/$FF, aBlue/$FF, aAlpha/$FF); +end; -procedure TglBitmap.Invert(UseRGB: Boolean; UseAlpha: Boolean); +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure TglBitmap.FillWithColorRange(const aRed, aGreen, aBlue: Cardinal; const aAlpha: Cardinal); +var + PixelData: TglBitmapPixelData; begin - if ((UseRGB) or (UseAlpha)) then - AddFunc(glBitmapInvertFunc, False, Pointer(Integer(UseAlpha) shl 1 or Integer(UseRGB))); + TFormatDescriptor.GetAlpha(Format).PreparePixel(PixelData); + FillWithColorFloat( + aRed / PixelData.Range.r, + aGreen / PixelData.Range.g, + aBlue / PixelData.Range.b, + aAlpha / PixelData.Range.a); end; +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure TglBitmap.FillWithColorFloat(const aRed, aGreen, aBlue: Single; const aAlpha: Single); +var + PixelData: TglBitmapPixelData; +begin + TFormatDescriptor.Get(Format).PreparePixel(PixelData); + with PixelData do begin + Data.r := Max(0, Min(Range.r, Trunc(Range.r * aRed))); + Data.g := Max(0, Min(Range.g, Trunc(Range.g * aGreen))); + Data.b := Max(0, Min(Range.b, Trunc(Range.b * aBlue))); + Data.a := Max(0, Min(Range.a, Trunc(Range.a * aAlpha))); + end; + AddFunc(glBitmapFillWithColorFunc, false, @PixelData); +end; -procedure TglBitmap.SetFilter(Min, Mag: Integer); +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure TglBitmap.SetFilter(const aMin, aMag: GLenum); begin - case Min of + //check MIN filter + case aMin of GL_NEAREST: fFilterMin := GL_NEAREST; GL_LINEAR: @@ -3487,25 +5807,25 @@ begin GL_LINEAR_MIPMAP_LINEAR: fFilterMin := GL_LINEAR_MIPMAP_LINEAR; else - raise EglBitmapException.Create('SetFilter - Unknow Minfilter.'); + raise EglBitmap.Create('SetFilter - Unknow MIN filter.'); end; - case Mag of + //check MAG filter + case aMag of GL_NEAREST: fFilterMag := GL_NEAREST; GL_LINEAR: fFilterMag := GL_LINEAR; else - raise EglBitmapException.Create('SetFilter - Unknow Magfilter.'); + raise EglBitmap.Create('SetFilter - Unknow MAG filter.'); end; - // If texture is created then assign filter - if ID > 0 then begin - Bind(False); - + //apply filter + if (ID > 0) then begin + Bind(false); glTexParameteri(Target, GL_TEXTURE_MAG_FILTER, fFilterMag); - if (MipMap = mmNone) or (Target = GL_TEXTURE_RECTANGLE_ARB) then begin + if (MipMap = mmNone) or (Target = GL_TEXTURE_RECTANGLE) then begin case fFilterMin of GL_NEAREST, GL_LINEAR: glTexParameteri(Target, GL_TEXTURE_MIN_FILTER, fFilterMin); @@ -3519,164 +5839,228 @@ begin end; end; +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure TglBitmap.SetWrap(const S: GLenum; const T: GLenum; const R: GLenum); -procedure TglBitmap.SetWrap(S: Integer; T: Integer; R: Integer); -begin - case S of - GL_CLAMP: - fWrapS := GL_CLAMP; - GL_REPEAT: - fWrapS := GL_REPEAT; - GL_CLAMP_TO_EDGE: - begin - if GL_VERSION_1_2 or GL_EXT_texture_edge_clamp then - fWrapS := GL_CLAMP_TO_EDGE - else - fWrapS := GL_CLAMP; - end; - GL_CLAMP_TO_BORDER: - begin - if GL_VERSION_1_3 or GL_ARB_texture_border_clamp then - fWrapS := GL_CLAMP_TO_BORDER - else - fWrapS := GL_CLAMP; - end; - GL_MIRRORED_REPEAT: - begin - if GL_VERSION_1_4 or GL_ARB_texture_mirrored_repeat or GL_IBM_texture_mirrored_repeat then - fWrapS := GL_MIRRORED_REPEAT - else - raise EglBitmapException.Create('SetWrap - Unsupported Texturewrap GL_MIRRORED_REPEAT (S).'); - end; - else - raise EglBitmapException.Create('SetWrap - Unknow Texturewrap (S).'); - end; + procedure CheckAndSetWrap(const aValue: Cardinal; var aTarget: Cardinal); + begin + case aValue of + GL_CLAMP: + aTarget := GL_CLAMP; - case T of - GL_CLAMP: - fWrapT := GL_CLAMP; - GL_REPEAT: - fWrapT := GL_REPEAT; - GL_CLAMP_TO_EDGE: - begin - if GL_VERSION_1_2 or GL_EXT_texture_edge_clamp then - fWrapT := GL_CLAMP_TO_EDGE - else - fWrapT := GL_CLAMP; - end; - GL_CLAMP_TO_BORDER: - begin - if GL_VERSION_1_3 or GL_ARB_texture_border_clamp then - fWrapT := GL_CLAMP_TO_BORDER - else - fWrapT := GL_CLAMP; - end; - GL_MIRRORED_REPEAT: - begin - if GL_VERSION_1_4 or GL_ARB_texture_mirrored_repeat or GL_IBM_texture_mirrored_repeat then - fWrapT := GL_MIRRORED_REPEAT - else - raise EglBitmapException.Create('SetWrap - Unsupported Texturewrap GL_MIRRORED_REPEAT (T).'); - end; - else - raise EglBitmapException.Create('SetWrap - Unknow Texturewrap (T).'); - end; + GL_REPEAT: + aTarget := GL_REPEAT; - case R of - GL_CLAMP: - fWrapR := GL_CLAMP; - GL_REPEAT: - fWrapR := GL_REPEAT; - GL_CLAMP_TO_EDGE: - begin + GL_CLAMP_TO_EDGE: begin if GL_VERSION_1_2 or GL_EXT_texture_edge_clamp then - fWrapR := GL_CLAMP_TO_EDGE + aTarget := GL_CLAMP_TO_EDGE else - fWrapR := GL_CLAMP; + aTarget := GL_CLAMP; end; - GL_CLAMP_TO_BORDER: - begin + + GL_CLAMP_TO_BORDER: begin if GL_VERSION_1_3 or GL_ARB_texture_border_clamp then - fWrapR := GL_CLAMP_TO_BORDER + aTarget := GL_CLAMP_TO_BORDER else - fWrapR := GL_CLAMP; + aTarget := GL_CLAMP; end; - GL_MIRRORED_REPEAT: - begin + + GL_MIRRORED_REPEAT: begin if GL_VERSION_1_4 or GL_ARB_texture_mirrored_repeat or GL_IBM_texture_mirrored_repeat then - fWrapR := GL_MIRRORED_REPEAT + aTarget := GL_MIRRORED_REPEAT else - raise EglBitmapException.Create('SetWrap - Unsupported Texturewrap GL_MIRRORED_REPEAT (R).'); + raise EglBitmap.Create('SetWrap - Unsupported Texturewrap GL_MIRRORED_REPEAT (S).'); end; else - raise EglBitmapException.Create('SetWrap - Unknow Texturewrap (R).'); + raise EglBitmap.Create('SetWrap - Unknow Texturewrap'); + end; end; - if ID > 0 then begin - Bind (False); +begin + CheckAndSetWrap(S, fWrapS); + CheckAndSetWrap(T, fWrapT); + CheckAndSetWrap(R, fWrapR); + + if (ID > 0) then begin + Bind(false); glTexParameteri(Target, GL_TEXTURE_WRAP_S, fWrapS); glTexParameteri(Target, GL_TEXTURE_WRAP_T, fWrapT); glTexParameteri(Target, GL_TEXTURE_WRAP_R, fWrapR); end; end; +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure TglBitmap.SetSwizzle(const r, g, b, a: GLenum); + + procedure CheckAndSetValue(const aValue: GLenum; const aIndex: Integer); + begin + if (aValue = GL_ZERO) or (aValue = GL_ONE) or (aValue = GL_ALPHA) or + (aValue = GL_RED) or (aValue = GL_GREEN) or (aValue = GL_BLUE) then + fSwizzle[aIndex] := aValue + else + raise EglBitmap.Create('SetSwizzle - Unknow Swizle Value'); + end; -procedure TglBitmap.SetDataPointer(NewData: pByte; - Format: TglBitmapInternalFormat; Width: Integer; Height: Integer); begin - // Data - if Data <> NewData then begin - if (Assigned(Data)) - then FreeMem(Data); + if not (GL_ARB_texture_swizzle or GL_EXT_texture_swizzle or GL_VERSION_3_3) then + raise EglBitmapNotSupported.Create('texture swizzle is not supported'); + CheckAndSetValue(r, 0); + CheckAndSetValue(g, 1); + CheckAndSetValue(b, 2); + CheckAndSetValue(a, 3); - fData := NewData; + if (ID > 0) then begin + Bind(false); + glTexParameteriv(Target, GL_TEXTURE_SWIZZLE_RGBA, PGLint(@fSwizzle[0])); end; +end; - if Data = nil then begin - fInternalFormat := ifEmpty; - fPixelSize := 0; - fRowSize := 0; - end else begin - if Width <> -1 then begin - fDimension.Fields := fDimension.Fields + [ffX]; - fDimension.X := Width; - end; +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure TglBitmap.Bind(const aEnableTextureUnit: Boolean); +begin + if aEnableTextureUnit then + glEnable(Target); + if (ID > 0) then + glBindTexture(Target, ID); +end; - if Height <> -1 then begin - fDimension.Fields := fDimension.Fields + [ffY]; - fDimension.Y := Height; - end; +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure TglBitmap.Unbind(const aDisableTextureUnit: Boolean); +begin + if aDisableTextureUnit then + glDisable(Target); + glBindTexture(Target, 0); +end; + +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +constructor TglBitmap.Create; +begin + if (ClassType = TglBitmap) then + raise EglBitmap.Create('Don''t create TglBitmap directly. Use one of the deviated classes (TglBitmap2D) instead.'); +{$IFDEF GLB_NATIVE_OGL} + glbReadOpenGLExtensions; +{$ENDIF} + inherited Create; + fFormat := glBitmapGetDefaultFormat; + fFreeDataOnDestroy := true; +end; + +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +constructor TglBitmap.Create(const aFileName: String); +begin + Create; + LoadFromFile(aFileName); +end; - fInternalFormat := Format; - fPixelSize := Trunc(FormatGetSize(InternalFormat)); - fRowSize := Trunc(FormatGetSize(InternalFormat) * Self.Width); +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +constructor TglBitmap.Create(const aStream: TStream); +begin + Create; + LoadFromStream(aStream); +end; + +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +constructor TglBitmap.Create(const aSize: TglBitmapPixelPosition; const aFormat: TglBitmapFormat; aData: PByte); +var + ImageSize: Integer; +begin + Create; + if not Assigned(aData) then begin + ImageSize := TFormatDescriptor.Get(aFormat).GetSize(aSize); + GetMem(aData, ImageSize); + try + FillChar(aData^, ImageSize, #$FF); + SetDataPointer(aData, aFormat, aSize.X, aSize.Y); //be careful, Data could be freed by this method + except + if Assigned(aData) then + FreeMem(aData); + raise; + end; + end else begin + SetDataPointer(aData, aFormat, aSize.X, aSize.Y); //be careful, Data could be freed by this method + fFreeDataOnDestroy := false; end; end; -{$IFDEF GLB_SUPPORT_PNG_READ} -{$IFDEF GLB_LIB_PNG} -procedure glBitmap_libPNG_read_func(png: png_structp; buffer: png_bytep; size: cardinal); cdecl; +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +constructor TglBitmap.Create(const aSize: TglBitmapPixelPosition; const aFormat: TglBitmapFormat; const aFunc: TglBitmapFunction; const aArgs: Pointer); begin - TStream(png_get_io_ptr(png)).Read(buffer^, size); + Create; + LoadFromFunc(aSize, aFunc, aFormat, aArgs); end; -{$ENDIF} +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +constructor TglBitmap.Create(const aInstance: Cardinal; const aResource: String; const aResType: PChar); +begin + Create; + LoadFromResource(aInstance, aResource, aResType); +end; -function TglBitmap.LoadPNG(Stream: TStream): Boolean; -{$IFDEF GLB_SDL_IMAGE} +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +constructor TglBitmap.Create(const aInstance: Cardinal; const aResourceID: Integer; const aResType: PChar); +begin + Create; + LoadFromResourceID(aInstance, aResourceID, aResType); +end; + +{$IFDEF GLB_SUPPORT_PNG_READ} +{$IF DEFINED(GLB_LAZ_PNG)} +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +//PNG///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +function TglBitmap.LoadPNG(const aStream: TStream): Boolean; +const + MAGIC_LEN = 8; + PNG_MAGIC: String[MAGIC_LEN] = #$89#$50#$4E#$47#$0D#$0A#$1A#$0A; +var + reader: TLazReaderPNG; + intf: TLazIntfImage; + StreamPos: Int64; + magic: String[MAGIC_LEN]; +begin + result := true; + StreamPos := aStream.Position; + + SetLength(magic, MAGIC_LEN); + aStream.Read(magic[1], MAGIC_LEN); + aStream.Position := StreamPos; + if (magic <> PNG_MAGIC) then begin + result := false; + exit; + end; + + intf := TLazIntfImage.Create(0, 0); + reader := TLazReaderPNG.Create; + try try + reader.UpdateDescription := true; + reader.ImageRead(aStream, intf); + AssignFromLazIntfImage(intf); + except + result := false; + aStream.Position := StreamPos; + exit; + end; + finally + reader.Free; + intf.Free; + end; +end; + +{$ELSEIF DEFINED(GLB_SDL_IMAGE)} +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +function TglBitmap.LoadPNG(const aStream: TStream): Boolean; var Surface: PSDL_Surface; RWops: PSDL_RWops; begin - Result := False; - - RWops := glBitmapCreateRWops(Stream); + result := false; + RWops := glBitmapCreateRWops(aStream); try if IMG_isPNG(RWops) > 0 then begin Surface := IMG_LoadPNG_RW(RWops); try AssignFromSurface(Surface); - Result := True; + result := true; finally SDL_FreeSurface(Surface); end; @@ -3685,8 +6069,16 @@ begin SDL_FreeRW(RWops); end; end; -{$ENDIF} -{$IFDEF GLB_LIB_PNG} + +{$ELSEIF DEFINED(GLB_LIB_PNG)} +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure glBitmap_libPNG_read_func(png: png_structp; buffer: png_bytep; size: cardinal); cdecl; +begin + TStream(png_get_io_ptr(png)).Read(buffer^, size); +end; + +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +function TglBitmap.LoadPNG(const aStream: TStream): Boolean; var StreamPos: Int64; signature: array [0..7] of byte; @@ -3694,22 +6086,22 @@ var png_info: png_infop; TempHeight, TempWidth: Integer; - Format: TglBitmapInternalFormat; + Format: TglBitmapFormat; png_data: pByte; png_rows: array of pByte; Row, LineSize: Integer; begin - Result := False; + result := false; if not init_libPNG then raise Exception.Create('LoadPNG - unable to initialize libPNG.'); try // signature - StreamPos := Stream.Position; - Stream.Read(signature, 8); - Stream.Position := StreamPos; + StreamPos := aStream.Position; + aStream.Read(signature{%H-}, 8); + aStream.Position := StreamPos; if png_check_sig(@signature, 8) <> 0 then begin // png read struct @@ -3725,25 +6117,25 @@ begin end; // set read callback - png_set_read_fn(png, stream, glBitmap_libPNG_read_func); + png_set_read_fn(png, aStream, glBitmap_libPNG_read_func); // read informations png_read_info(png, png_info); - // size + // size TempHeight := png_get_image_height(png, png_info); TempWidth := png_get_image_width(png, png_info); // format case png_get_color_type(png, png_info) of PNG_COLOR_TYPE_GRAY: - Format := ifLuminance; + Format := tfLuminance8ub1; PNG_COLOR_TYPE_GRAY_ALPHA: - Format := ifLuminanceAlpha; + Format := tfLuminance8Alpha8us1; PNG_COLOR_TYPE_RGB: - Format := ifRGB8; + Format := tfRGB8ub3; PNG_COLOR_TYPE_RGB_ALPHA: - Format := ifRGBA8; + Format := tfRGBA8ub4; else raise EglBitmapException.Create ('LoadPng - Unsupported Colortype found.'); end; @@ -3778,11 +6170,12 @@ begin SetLength(png_rows, 0); // set new data - SetDataPointer(png_data, Format, TempWidth, TempHeight); + SetDataPointer(png_data, Format, TempWidth, TempHeight); //be careful, Data could be freed by this method - Result := True; + result := true; except - FreeMem(png_data); + if Assigned(png_data) then + FreeMem(png_data); raise; end; end; @@ -3790,47 +6183,51 @@ begin quit_libPNG; end; end; -{$ENDIF} -{$IFDEF GLB_PNGIMAGE} + +{$ELSEIF DEFINED(GLB_PNGIMAGE)} +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +function TglBitmap.LoadPNG(const aStream: TStream): Boolean; var StreamPos: Int64; Png: TPNGObject; - Header: Array[0..7] of Byte; + Header: String[8]; Row, Col, PixSize, LineSize: Integer; NewImage, pSource, pDest, pAlpha: pByte; - Format: TglBitmapInternalFormat; + PngFormat: TglBitmapFormat; + FormatDesc: TFormatDescriptor; const - PngHeader: Array[0..7] of Byte = (#137, #80, #78, #71, #13, #10, #26, #10); + PngHeader: String[8] = #137#80#78#71#13#10#26#10; begin - Result := False; + result := false; - StreamPos := Stream.Position; - Stream.Read(Header[0], SizeOf(Header)); - Stream.Position := StreamPos; + StreamPos := aStream.Position; + aStream.Read(Header[0], SizeOf(Header)); + aStream.Position := StreamPos; {Test if the header matches} if Header = PngHeader then begin Png := TPNGObject.Create; try - Png.LoadFromStream(Stream); + Png.LoadFromStream(aStream); case Png.Header.ColorType of COLOR_GRAYSCALE: - Format := ifLuminance; + PngFormat := tfLuminance8ub1; COLOR_GRAYSCALEALPHA: - Format := ifLuminanceAlpha; + PngFormat := tfLuminance8Alpha8us1; COLOR_RGB: - Format := ifBGR8; + PngFormat := tfBGR8ub3; COLOR_RGBALPHA: - Format := ifBGRA8; + PngFormat := tfBGRA8ub4; else raise EglBitmapException.Create ('LoadPng - Unsupported Colortype found.'); end; - PixSize := Trunc(FormatGetSize(Format)); - LineSize := Integer(Png.Header.Width) * PixSize; + FormatDesc := TFormatDescriptor.Get(PngFormat); + PixSize := Round(FormatDesc.PixelSize); + LineSize := FormatDesc.GetSize(Png.Header.Width, 1); GetMem(NewImage, LineSize * Integer(Png.Header.Height)); try @@ -3867,11 +6264,12 @@ begin raise EglBitmapException.Create ('LoadPng - Unsupported Colortype found.'); end; - SetDataPointer(NewImage, Format, Png.Header.Width, Png.Header.Height); + SetDataPointer(NewImage, PngFormat, Png.Header.Width, Png.Header.Height); //be careful, Data could be freed by this method - Result := True; + result := true; except - FreeMem(NewImage); + if Assigned(NewImage) then + FreeMem(NewImage); raise; end; finally @@ -3879,64 +6277,248 @@ begin end; end; end; +{$IFEND} {$ENDIF} -{$ENDIF} - -{$IFDEF GLB_LIB_JPEG} -type - glBitmap_libJPEG_source_mgr_ptr = ^glBitmap_libJPEG_source_mgr; - glBitmap_libJPEG_source_mgr = record - pub: jpeg_source_mgr; +{$IFDEF GLB_SUPPORT_PNG_WRITE} +{$IFDEF GLB_LIB_PNG} +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure glBitmap_libPNG_write_func(png: png_structp; buffer: png_bytep; size: cardinal); cdecl; +begin + TStream(png_get_io_ptr(png)).Write(buffer^, size); +end; +{$ENDIF} - SrcStream: TStream; - SrcBuffer: array [1..4096] of byte; +{$IF DEFINED(GLB_LAZ_PNG)} +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure TglBitmap.SavePNG(const aStream: TStream); +var + png: TPortableNetworkGraphic; + intf: TLazIntfImage; + raw: TRawImage; +begin + png := TPortableNetworkGraphic.Create; + intf := TLazIntfImage.Create(0, 0); + try + if not AssignToLazIntfImage(intf) then + raise EglBitmap.Create('unable to create LazIntfImage from glBitmap'); + intf.GetRawImage(raw); + png.LoadFromRawImage(raw, false); + png.SaveToStream(aStream); + finally + png.Free; + intf.Free; end; +end; - - glBitmap_libJPEG_dest_mgr_ptr = ^glBitmap_libJPEG_dest_mgr; - glBitmap_libJPEG_dest_mgr = record - pub: jpeg_destination_mgr; - - DestStream: TStream; - DestBuffer: array [1..4096] of byte; +{$ELSEIF DEFINED(GLB_LIB_PNG)} +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure TglBitmap.SavePNG(const aStream: TStream); +var + png: png_structp; + png_info: png_infop; + png_rows: array of pByte; + LineSize: Integer; + ColorType: Integer; + Row: Integer; + FormatDesc: TFormatDescriptor; +begin + if not (ftPNG in FormatGetSupportedFiles(Format)) then + raise EglBitmapUnsupportedFormat.Create(Format); + + if not init_libPNG then + raise Exception.Create('unable to initialize libPNG.'); + + try + case Format of + tfAlpha8ub1, tfLuminance8ub1: + ColorType := PNG_COLOR_TYPE_GRAY; + tfLuminance8Alpha8us1: + ColorType := PNG_COLOR_TYPE_GRAY_ALPHA; + tfBGR8ub3, tfRGB8ub3: + ColorType := PNG_COLOR_TYPE_RGB; + tfBGRA8ub4, tfRGBA8ub4: + ColorType := PNG_COLOR_TYPE_RGBA; + else + raise EglBitmapUnsupportedFormat.Create(Format); + end; + + FormatDesc := TFormatDescriptor.Get(Format); + LineSize := FormatDesc.GetSize(Width, 1); + + // creating array for scanline + SetLength(png_rows, Height); + try + for Row := 0 to Height - 1 do begin + png_rows[Row] := Data; + Inc(png_rows[Row], Row * LineSize) + end; + + // write struct + png := png_create_write_struct(PNG_LIBPNG_VER_STRING, nil, nil, nil); + if png = nil then + raise EglBitmapException.Create('SavePng - couldn''t create write struct.'); + + // create png info + png_info := png_create_info_struct(png); + if png_info = nil then begin + png_destroy_write_struct(@png, nil); + raise EglBitmapException.Create('SavePng - couldn''t create info struct.'); + end; + + // set read callback + png_set_write_fn(png, aStream, glBitmap_libPNG_write_func, nil); + + // set compression + png_set_compression_level(png, 6); + + if Format in [tfBGR8ub3, tfBGRA8ub4] then + png_set_bgr(png); + + png_set_IHDR(png, png_info, Width, Height, 8, ColorType, PNG_INTERLACE_NONE, PNG_COMPRESSION_TYPE_DEFAULT, PNG_FILTER_TYPE_DEFAULT); + png_write_info(png, png_info); + png_write_image(png, @png_rows[0]); + png_write_end(png, png_info); + png_destroy_write_struct(@png, @png_info); + finally + SetLength(png_rows, 0); + end; + finally + quit_libPNG; end; +end; +{$ELSEIF DEFINED(GLB_PNGIMAGE)} +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure TglBitmap.SavePNG(const aStream: TStream); +var + Png: TPNGObject; + pSource, pDest: pByte; + X, Y, PixSize: Integer; + ColorType: Cardinal; + Alpha: Boolean; -procedure glBitmap_libJPEG_error_exit(cinfo: j_common_ptr); cdecl; -//var -// Msg: String; + pTemp: pByte; + Temp: Byte; begin -// SetLength(Msg, 256); -// cinfo^.err^.format_message(cinfo, pChar(Msg)); + if not (ftPNG in FormatGetSupportedFiles (Format)) then + raise EglBitmapUnsupportedFormat.Create(Format); + + case Format of + tfAlpha8ub1, tfLuminance8ub1: begin + ColorType := COLOR_GRAYSCALE; + PixSize := 1; + Alpha := false; + end; + tfLuminance8Alpha8us1: begin + ColorType := COLOR_GRAYSCALEALPHA; + PixSize := 1; + Alpha := true; + end; + tfBGR8ub3, tfRGB8ub3: begin + ColorType := COLOR_RGB; + PixSize := 3; + Alpha := false; + end; + tfBGRA8ub4, tfRGBA8ub4: begin + ColorType := COLOR_RGBALPHA; + PixSize := 3; + Alpha := true + end; + else + raise EglBitmapUnsupportedFormat.Create(Format); + end; -// Writeln('ERROR [' + IntToStr(cinfo^.err^.msg_code) + '] ' + Msg); + Png := TPNGObject.CreateBlank(ColorType, 8, Width, Height); + try + // Copy ImageData + pSource := Data; + for Y := 0 to Height -1 do begin + pDest := png.ScanLine[Y]; + for X := 0 to Width -1 do begin + Move(pSource^, pDest^, PixSize); + Inc(pDest, PixSize); + Inc(pSource, PixSize); + if Alpha then begin + png.AlphaScanline[Y]^[X] := pSource^; + Inc(pSource); + end; + end; -// cinfo^.global_state := 0; + // convert RGB line to BGR + if Format in [tfRGB8ub3, tfRGBA8ub4] then begin + pTemp := png.ScanLine[Y]; + for X := 0 to Width -1 do begin + Temp := pByteArray(pTemp)^[0]; + pByteArray(pTemp)^[0] := pByteArray(pTemp)^[2]; + pByteArray(pTemp)^[2] := Temp; + Inc(pTemp, 3); + end; + end; + end; -// jpeg_abort(cinfo); + // Save to Stream + Png.CompressionLevel := 6; + Png.SaveToStream(aStream); + finally + FreeAndNil(Png); + end; end; +{$IFEND} +{$ENDIF} +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +//JPEG//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +{$IFDEF GLB_LIB_JPEG} +type + glBitmap_libJPEG_source_mgr_ptr = ^glBitmap_libJPEG_source_mgr; + glBitmap_libJPEG_source_mgr = record + pub: jpeg_source_mgr; -procedure glBitmap_libJPEG_output_message(cinfo: j_common_ptr); cdecl; -//var -// Msg: String; + SrcStream: TStream; + SrcBuffer: array [1..4096] of byte; + end; + + glBitmap_libJPEG_dest_mgr_ptr = ^glBitmap_libJPEG_dest_mgr; + glBitmap_libJPEG_dest_mgr = record + pub: jpeg_destination_mgr; + + DestStream: TStream; + DestBuffer: array [1..4096] of byte; + end; + +procedure glBitmap_libJPEG_error_exit(cinfo: j_common_ptr); cdecl; begin -// SetLength(Msg, 256); -// cinfo^.err^.format_message(cinfo, pChar(Msg)); + //DUMMY +end; -// Writeln('OUTPUT [' + IntToStr(cinfo^.err^.msg_code) + '] ' + Msg); -// cinfo^.global_state := 0; +procedure glBitmap_libJPEG_output_message(cinfo: j_common_ptr); cdecl; +begin + //DUMMY end; procedure glBitmap_libJPEG_init_source(cinfo: j_decompress_ptr); cdecl; begin + //DUMMY end; +procedure glBitmap_libJPEG_term_source(cinfo: j_decompress_ptr); cdecl; +begin + //DUMMY +end; + + +procedure glBitmap_libJPEG_init_destination(cinfo: j_compress_ptr); cdecl; +begin + //DUMMY +end; + +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// function glBitmap_libJPEG_fill_input_buffer(cinfo: j_decompress_ptr): boolean; cdecl; var src: glBitmap_libJPEG_source_mgr_ptr; @@ -3957,7 +6539,7 @@ begin result := true; end; - +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// procedure glBitmap_libJPEG_skip_input_data(cinfo: j_decompress_ptr; num_bytes: Longint); cdecl; var src: glBitmap_libJPEG_source_mgr_ptr; @@ -3977,17 +6559,7 @@ begin end; end; - -procedure glBitmap_libJPEG_term_source(cinfo: j_decompress_ptr); cdecl; -begin -end; - - -procedure glBitmap_libJPEG_init_destination(cinfo: j_compress_ptr); cdecl; -begin -end; - - +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// function glBitmap_libJPEG_empty_output_buffer(cinfo: j_compress_ptr): boolean; cdecl; var dest: glBitmap_libJPEG_dest_mgr_ptr; @@ -4003,10 +6575,10 @@ begin dest^.pub.free_in_buffer := Length(dest^.DestBuffer); end; - Result := True; + result := true; end; - +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// procedure glBitmap_libJPEG_term_destination(cinfo: j_compress_ptr); cdecl; var Idx: Integer; @@ -4021,30 +6593,70 @@ begin dest^.DestStream.Write(dest^.DestBuffer[Idx], 2); // leave - Break; + break; end else dest^.DestStream.Write(dest^.DestBuffer[Idx], 1); end; end; {$ENDIF} - {$IFDEF GLB_SUPPORT_JPEG_READ} -function TglBitmap.LoadJPEG(Stream: TStream): Boolean; -{$IFDEF GLB_SDL_IMAGE} +{$IF DEFINED(GLB_LAZ_JPEG)} +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +function TglBitmap.LoadJPEG(const aStream: TStream): Boolean; +const + MAGIC_LEN = 2; + JPEG_MAGIC: String[MAGIC_LEN] = #$FF#$D8; +var + intf: TLazIntfImage; + reader: TFPReaderJPEG; + StreamPos: Int64; + magic: String[MAGIC_LEN]; +begin + result := true; + StreamPos := aStream.Position; + + SetLength(magic, MAGIC_LEN); + aStream.Read(magic[1], MAGIC_LEN); + aStream.Position := StreamPos; + if (magic <> JPEG_MAGIC) then begin + result := false; + exit; + end; + + reader := TFPReaderJPEG.Create; + intf := TLazIntfImage.Create(0, 0); + try try + intf.DataDescription := GetDescriptionFromDevice(0, 0, 0); + reader.ImageRead(aStream, intf); + AssignFromLazIntfImage(intf); + except + result := false; + aStream.Position := StreamPos; + exit; + end; + finally + reader.Free; + intf.Free; + end; +end; + +{$ELSEIF DEFINED(GLB_SDL_IMAGE)} +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +function TglBitmap.LoadJPEG(const aStream: TStream): Boolean; var Surface: PSDL_Surface; RWops: PSDL_RWops; begin - Result := False; + result := false; - RWops := glBitmapCreateRWops(Stream); + RWops := glBitmapCreateRWops(aStream); try if IMG_isJPG(RWops) > 0 then begin Surface := IMG_LoadJPG_RW(RWops); try AssignFromSurface(Surface); - Result := True; + result := true; finally SDL_FreeSurface(Surface); end; @@ -4053,8 +6665,10 @@ begin SDL_FreeRW(RWops); end; end; -{$ENDIF} -{$IFDEF GLB_LIB_JPEG} + +{$ELSEIF DEFINED(GLB_LIB_JPEG)} +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +function TglBitmap.LoadJPEG(const aStream: TStream): Boolean; var StreamPos: Int64; Temp: array[0..1]of Byte; @@ -4062,32 +6676,34 @@ var jpeg: jpeg_decompress_struct; jpeg_err: jpeg_error_mgr; - IntFormat: TglBitmapInternalFormat; + IntFormat: TglBitmapFormat; pImage: pByte; TempHeight, TempWidth: Integer; pTemp: pByte; Row: Integer; + + FormatDesc: TFormatDescriptor; begin - Result := False; + result := false; if not init_libJPEG then raise Exception.Create('LoadJPG - unable to initialize libJPEG.'); try // reading first two bytes to test file and set cursor back to begin - StreamPos := Stream.Position; - Stream.Read(Temp[0], 2); - Stream.Position := StreamPos; + StreamPos := aStream.Position; + aStream.Read({%H-}Temp[0], 2); + aStream.Position := StreamPos; // if Bitmap then read file. if ((Temp[0] = $FF) and (Temp[1] = $D8)) then begin - FillChar(jpeg, SizeOf(jpeg_decompress_struct), $00); - FillChar(jpeg_err, SizeOf(jpeg_error_mgr), $00); + FillChar(jpeg{%H-}, SizeOf(jpeg_decompress_struct), $00); + FillChar(jpeg_err{%H-}, SizeOf(jpeg_error_mgr), $00); // error managment jpeg.err := jpeg_std_error(@jpeg_err); - jpeg_err.error_exit := glBitmap_libJPEG_error_exit; + jpeg_err.error_exit := glBitmap_libJPEG_error_exit; jpeg_err.output_message := glBitmap_libJPEG_output_message; // decompression struct @@ -4107,25 +6723,25 @@ begin pub.bytes_in_buffer := 0; // forces fill_input_buffer on first read pub.next_input_byte := nil; // until buffer loaded - SrcStream := Stream; + SrcStream := aStream; end; // set global decoding state jpeg.global_state := DSTATE_START; // read header of jpeg - jpeg_read_header(@jpeg, False); + jpeg_read_header(@jpeg, false); // setting output parameter case jpeg.jpeg_color_space of JCS_GRAYSCALE: begin jpeg.out_color_space := JCS_GRAYSCALE; - IntFormat := ifLuminance; + IntFormat := tfLuminance8ub1; end; else jpeg.out_color_space := JCS_RGB; - IntFormat := ifRGB8; + IntFormat := tfRGB8ub3; end; // reading image @@ -4134,14 +6750,16 @@ begin TempHeight := jpeg.output_height; TempWidth := jpeg.output_width; + FormatDesc := TFormatDescriptor.Get(IntFormat); + // creating new image - GetMem(pImage, FormatGetImageSize(glBitmapPosition(TempWidth, TempHeight), IntFormat)); + GetMem(pImage, FormatDesc.GetSize(TempWidth, TempHeight)); try pTemp := pImage; for Row := 0 to TempHeight -1 do begin jpeg_read_scanlines(@jpeg, @pTemp, 1); - Inc(pTemp, Trunc(FormatGetSize(IntFormat) * TempWidth)); + Inc(pTemp, FormatDesc.GetSize(TempWidth, 1)); end; // finish decompression @@ -4150,11 +6768,12 @@ begin // destroy decompression jpeg_destroy_decompress(@jpeg); - SetDataPointer(pImage, IntFormat, TempWidth, TempHeight); + SetDataPointer(pImage, IntFormat, TempWidth, TempHeight); //be careful, Data could be freed by this method - Result := True; + result := true; except - FreeMem(pImage); + if Assigned(pImage) then + FreeMem(pImage); raise; end; end; @@ -4162,20 +6781,22 @@ begin quit_libJPEG; end; end; -{$ENDIF} -{$IFDEF GLB_DELPHI_JPEG} + +{$ELSEIF DEFINED(GLB_DELPHI_JPEG)} +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +function TglBitmap.LoadJPEG(const aStream: TStream): Boolean; var bmp: TBitmap; jpg: TJPEGImage; StreamPos: Int64; Temp: array[0..1]of Byte; begin - Result := False; + result := false; // reading first two bytes to test file and set cursor back to begin - StreamPos := Stream.Position; - Stream.Read(Temp[0], 2); - Stream.Position := StreamPos; + StreamPos := aStream.Position; + aStream.Read(Temp[0], 2); + aStream.Position := StreamPos; // if Bitmap then read file. if ((Temp[0] = $FF) and (Temp[1] = $D8)) then begin @@ -4183,9 +6804,9 @@ begin try jpg := TJPEGImage.Create; try - jpg.LoadFromStream(Stream); + jpg.LoadFromStream(aStream); bmp.Assign(jpg); - Result := AssignFromBitmap(bmp); + result := AssignFromBitmap(bmp); finally jpg.Free; end; @@ -4194,1083 +6815,75 @@ begin end; end; end; +{$IFEND} {$ENDIF} -{$ENDIF} - - -const - BMP_MAGIC = $4D42; - - BMP_COMP_RGB = 0; - BMP_COMP_RLE8 = 1; - BMP_COMP_RLE4 = 2; - BMP_COMP_BITFIELDS = 3; - -type - TBMPHeader = packed record - bfType: Word; - bfSize: Cardinal; - bfReserved1: Word; - bfReserved2: Word; - bfOffBits: Cardinal; - end; - - TBMPInfo = packed record - biSize: Cardinal; - biWidth: Longint; - biHeight: Longint; - biPlanes: Word; - biBitCount: Word; - biCompression: Cardinal; - biSizeImage: Cardinal; - biXPelsPerMeter: Longint; - biYPelsPerMeter: Longint; - biClrUsed: Cardinal; - biClrImportant: Cardinal; - end; - TBMPInfoOS = packed record - biSize: Cardinal; - biWidth: Longint; - biHeight: Longint; - biPlanes: Word; - biBitCount: Word; +{$IFDEF GLB_SUPPORT_JPEG_WRITE} +{$IF DEFINED(GLB_LAZ_JPEG)} +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure TglBitmap.SaveJPEG(const aStream: TStream); +var + jpeg: TJPEGImage; + intf: TLazIntfImage; + raw: TRawImage; +begin + jpeg := TJPEGImage.Create; + intf := TLazIntfImage.Create(0, 0); + try + if not AssignToLazIntfImage(intf) then + raise EglBitmap.Create('unable to create LazIntfImage from glBitmap'); + intf.GetRawImage(raw); + jpeg.LoadFromRawImage(raw, false); + jpeg.SaveToStream(aStream); + finally + intf.Free; + jpeg.Free; end; +end; -// TBMPPalette = record -// case Boolean of -// True : (Colors: array[Byte] of TRGBQUAD); -// False: (redMask, greenMask, blueMask: Cardinal); -// end; - -function TglBitmap.LoadBMP(Stream: TStream): Boolean; +{$ELSEIF DEFINED(GLB_LIB_JPEG)} +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure TglBitmap.SaveJPEG(const aStream: TStream); var - StreamPos: Int64; - Header: TBMPHeader; - Info: TBMPInfo; - NewImage, pData: pByte; - - Format: TglBitmapInternalFormat; - LineSize, Padding, LineIdx: Integer; - RedMask, GreenMask, BlueMask, AlphaMask: Cardinal; - - PaddingBuff: Cardinal; - + jpeg: jpeg_compress_struct; + jpeg_err: jpeg_error_mgr; + Row: Integer; + pTemp, pTemp2: pByte; - function GetLineWidth : Integer; + procedure CopyRow(pDest, pSource: pByte); + var + X: Integer; begin - Result := ((Info.biWidth * Info.biBitCount + 31) and - 32) shr 3; + for X := 0 to Width - 1 do begin + pByteArray(pDest)^[0] := pByteArray(pSource)^[2]; + pByteArray(pDest)^[1] := pByteArray(pSource)^[1]; + pByteArray(pDest)^[2] := pByteArray(pSource)^[0]; + Inc(pDest, 3); + Inc(pSource, 3); + end; end; - begin - Result := False; - - RedMask := 0; - GreenMask := 0; - BlueMask := 0; - Format := ifEmpty; + if not (ftJPEG in FormatGetSupportedFiles(Format)) then + raise EglBitmapUnsupportedFormat.Create(Format); - // Header - StreamPos := Stream.Position; - Stream.Read(Header, SizeOf(Header)); + if not init_libJPEG then + raise Exception.Create('SaveJPG - unable to initialize libJPEG.'); - if Header.bfType = BMP_MAGIC then begin - Stream.Read(Info, SizeOf(Info)); - - // Check for Compression - if Info.biCompression <> BMP_COMP_RGB then begin - if Info.biCompression = BMP_COMP_BITFIELDS then begin - // Read Bitmasks for 16 or 32 Bit (24 Bit dosn't support Bitmasks!) - if (Info.biBitCount = 16) or (Info.biBitCount = 32) then begin - Stream.Read(RedMask, SizeOf(Cardinal)); - Stream.Read(GreenMask, SizeOf(Cardinal)); - Stream.Read(BlueMask, SizeOf(Cardinal)); - Stream.Read(AlphaMask, SizeOf(Cardinal)); - end; - end else begin - // RLE compression is unsupported - Stream.Position := StreamPos; + try + FillChar(jpeg{%H-}, SizeOf(jpeg_compress_struct), $00); + FillChar(jpeg_err{%H-}, SizeOf(jpeg_error_mgr), $00); - Exit; - end; - end; + // error managment + jpeg.err := jpeg_std_error(@jpeg_err); + jpeg_err.error_exit := glBitmap_libJPEG_error_exit; + jpeg_err.output_message := glBitmap_libJPEG_output_message; - // Skip palette - if Info.biBitCount < 16 then - Stream.Position := Stream.Position + Info.biClrUsed * 4; + // compression struct + jpeg_create_compress(@jpeg); - // Jump to the data - Stream.Position := StreamPos + Header.bfOffBits; - - // Select Format - case Info.biBitCount of - 8 : Format := ifLuminance; - 16: - begin - if (RedMask = 0) and (GreenMask = 0) and (BlueMask = 0) then begin - Format := ifRGB5A1; - end else begin - if FormatCheckFormat(RedMask, GreenMask, BlueMask, AlphaMask, ifLuminanceAlpha) then - Format := ifLuminanceAlpha; - - if FormatCheckFormat(RedMask, GreenMask, BlueMask, AlphaMask, ifRGBA4) then - Format := ifRGBA4; - - if FormatCheckFormat(RedMask, GreenMask, BlueMask, 0, ifRGB5A1) then - Format := ifRGB5A1; - - if FormatCheckFormat(RedMask, GreenMask, BlueMask, 0, ifR5G6B5) then - Format := ifR5G6B5; - end; - end; - 24: Format := ifBGR8; - 32: - begin - if (RedMask = 0) and (GreenMask = 0) and (BlueMask = 0) then begin - Format := ifBGRA8; - end else begin - if FormatCheckFormat(RedMask, GreenMask, BlueMask, AlphaMask, ifRGBA8) then - Format := ifRGBA8; - - if FormatCheckFormat(RedMask, GreenMask, BlueMask, AlphaMask, ifBGRA8) then - Format := ifBGRA8; - - if FormatCheckFormat(RedMask, GreenMask, BlueMask, AlphaMask, ifRGB10A2) then - Format := ifRGB10A2; - end; - end; - end; - - if Format <> ifEmpty then begin - LineSize := Trunc(Info.biWidth * FormatGetSize(Format)); - Padding := GetLineWidth - LineSize; - - // copying data - GetMem(NewImage, Info.biHeight * LineSize); - try - FillChar(NewImage^, Info.biHeight * LineSize, $FF); - - // Set pData to last Line - pData := NewImage; - Inc(pData, LineSize * (Info.biHeight -1)); - - // Copy Image Data - for LineIdx := 0 to Info.biHeight - 1 do begin - Stream.Read(pData^, LineSize); - Dec(pData, LineSize); - - Stream.Read(PaddingBuff, Padding); - end; - - // Set new Image - SetDataPointer(NewImage, Format, Info.biWidth, Info.biHeight); - - Result := True; - except - FreeMem(NewImage); - raise; - end; - end; - end - else Stream.Position := StreamPos; -end; - - -const - DDS_MAGIC = $20534444; - - // DDS_header.dwFlags - DDSD_CAPS = $00000001; - DDSD_HEIGHT = $00000002; - DDSD_WIDTH = $00000004; - DDSD_PITCH = $00000008; - DDSD_PIXELFORMAT = $00001000; - DDSD_MIPMAPCOUNT = $00020000; - DDSD_LINEARSIZE = $00080000; - DDSD_DEPTH = $00800000; - - // DDS_header.sPixelFormat.dwFlags - DDPF_ALPHAPIXELS = $00000001; - DDPF_FOURCC = $00000004; - DDPF_INDEXED = $00000020; - DDPF_RGB = $00000040; - - // DDS_header.sCaps.dwCaps1 - DDSCAPS_COMPLEX = $00000008; - DDSCAPS_TEXTURE = $00001000; - DDSCAPS_MIPMAP = $00400000; - - // DDS_header.sCaps.dwCaps2 - DDSCAPS2_CUBEMAP = $00000200; - DDSCAPS2_CUBEMAP_POSITIVEX = $00000400; - DDSCAPS2_CUBEMAP_NEGATIVEX = $00000800; - DDSCAPS2_CUBEMAP_POSITIVEY = $00001000; - DDSCAPS2_CUBEMAP_NEGATIVEY = $00002000; - DDSCAPS2_CUBEMAP_POSITIVEZ = $00004000; - DDSCAPS2_CUBEMAP_NEGATIVEZ = $00008000; - DDSCAPS2_VOLUME = $00200000; - - D3DFMT_DXT1 = $31545844; - D3DFMT_DXT3 = $33545844; - D3DFMT_DXT5 = $35545844; - -type - TDDSPixelFormat = packed record - dwSize: Cardinal; - dwFlags: Cardinal; - dwFourCC: Cardinal; - dwRGBBitCount: Cardinal; - dwRBitMask: Cardinal; - dwGBitMask: Cardinal; - dwBBitMask: Cardinal; - dwAlphaBitMask: Cardinal; - end; - - TDDSCaps = packed record - dwCaps1: Cardinal; - dwCaps2: Cardinal; - dwDDSX: Cardinal; - dwReserved: Cardinal; - end; - - TDDSHeader = packed record - dwMagic: Cardinal; - dwSize: Cardinal; - dwFlags: Cardinal; - dwHeight: Cardinal; - dwWidth: Cardinal; - dwPitchOrLinearSize: Cardinal; - dwDepth: Cardinal; - dwMipMapCount: Cardinal; - dwReserved: array[0..10] of Cardinal; - PixelFormat: TDDSPixelFormat; - Caps: TDDSCaps; - dwReserved2: Cardinal; - end; - -procedure TglBitmap.SetCustomData(const aValue: Pointer); -begin - if fCustomData = aValue then Exit; - fCustomData := aValue; -end; - -procedure TglBitmap.SetCustomName(const aValue: String); -begin - if fCustomName = aValue then Exit; - fCustomName := aValue; -end; - -procedure TglBitmap.SetCustomNameW(const aValue: WideString); -begin - if fCustomNameW = aValue then Exit; - fCustomNameW := aValue; -end; - -procedure TglBitmap.SetDeleteTextureOnFree(const aValue: Boolean); -begin - if fDeleteTextureOnFree = aValue then Exit; - fDeleteTextureOnFree := aValue; -end; - -procedure TglBitmap.SetFormat(const aValue: TglBitmapFormat); -begin - if fFormat = aValue then Exit; - fFormat := aValue; -end; - -procedure TglBitmap.SetFreeDataAfterGenTexture(const aValue: Boolean); -begin - if fFreeDataAfterGenTexture = aValue then Exit; - fFreeDataAfterGenTexture := aValue; -end; - -procedure TglBitmap.SetID(const aValue: Cardinal); -begin - if fID = aValue then Exit; - fID := aValue; -end; - -procedure TglBitmap.SetMipMap(const aValue: TglBitmapMipMap); -begin - if fMipMap = aValue then Exit; - fMipMap := aValue; -end; - -procedure TglBitmap.SetTarget(const aValue: Cardinal); -begin - if fTarget = aValue then Exit; - fTarget := aValue; -end; - -function TglBitmap.LoadDDS(Stream: TStream): Boolean; -var - Header: TDDSHeader; - StreamPos: Int64; - Y, LineSize: Cardinal; - -// MipMapCount, X, Y, XSize, YSize: Cardinal; - RowSize: Cardinal; - NewImage, pData: pByte; - Format: TglBitmapInternalFormat; - - - function RaiseEx : Exception; - begin - Result := EglBitmapException.Create('LoadDDS - unsupported Pixelformat found.'); - end; - - - function GetInternalFormat: TglBitmapInternalFormat; - begin - with Header.PixelFormat do begin - // Compresses - if (dwFlags and DDPF_FOURCC) > 0 then begin - case Header.PixelFormat.dwFourCC of - D3DFMT_DXT1: Result := ifDXT1; - D3DFMT_DXT3: Result := ifDXT3; - D3DFMT_DXT5: Result := ifDXT5; - else - raise RaiseEx; - end; - end else - - // RGB - if (dwFlags and (DDPF_RGB or DDPF_ALPHAPIXELS)) > 0 then begin - case dwRGBBitCount of - 8: - begin - if dwFlags and DDPF_ALPHAPIXELS > 0 then - Result := ifAlpha - else - Result := ifLuminance; - end; - 16: - begin - if dwFlags and DDPF_ALPHAPIXELS > 0 then begin - // Alpha - case GetBitSize(dwRBitMask) of - 5: Result := ifRGB5A1; - 4: Result := ifRGBA4; - else - Result := ifLuminanceAlpha; - end; - end else begin - // no Alpha - Result := ifR5G6B5; - end; - end; - 24: - begin - if dwRBitMask > dwBBitMask then - Result := ifBGR8 - else - Result := ifRGB8; - end; - 32: - begin - if GetBitSize(dwRBitMask) = 10 then - Result := ifRGB10A2 - else - - if dwRBitMask > dwBBitMask then - Result := ifBGRA8 - else - Result := ifRGBA8; - end; - else - raise RaiseEx; - end; - end else - raise RaiseEx; - end; - end; - -begin - Result := False; - - // Header - StreamPos := Stream.Position; - Stream.Read(Header, sizeof(Header)); - - if ((Header.dwMagic <> DDS_MAGIC) or (Header.dwSize <> 124) or - ((Header.dwFlags and DDSD_PIXELFORMAT) = 0) or ((Header.dwFlags and DDSD_CAPS) = 0)) then begin - Stream.Position := StreamPos; - Exit; - end; - - // Pixelformat -// if Header.dwFlags and DDSD_MIPMAPCOUNT <> 0 -// then MipMapCount := Header.dwMipMapCount -// else MipMapCount := 1; - - Format := GetInternalFormat; - LineSize := Trunc(Header.dwWidth * FormatGetSize(Format)); - - GetMem(NewImage, Header.dwHeight * LineSize); - try - pData := NewImage; - - // Compressed - if (Header.PixelFormat.dwFlags and DDPF_FOURCC) > 0 then begin - RowSize := Header.dwPitchOrLinearSize div Header.dwWidth; - - for Y := 0 to Header.dwHeight -1 do begin - Stream.Read(pData^, RowSize); - Inc(pData, LineSize); - end; - end else - - // RGB(A) - if (Header.PixelFormat.dwFlags and (DDPF_RGB or DDPF_ALPHAPIXELS)) > 0 then begin - RowSize := Header.dwPitchOrLinearSize; - - for Y := 0 to Header.dwHeight -1 do begin - Stream.Read(pData^, RowSize); - Inc(pData, LineSize); - end; - end - else raise RaiseEx; - - SetDataPointer(NewImage, Format, Header.dwWidth, Header.dwHeight); - - Result := True; - except - FreeMem(NewImage); - raise; - end; -end; - - -type - TTGAHeader = packed record - ImageID: Byte; - ColorMapType: Byte; - ImageType: Byte; - ColorMapSpec: Array[0..4] of Byte; - OrigX: Word; - OrigY: Word; - Width: Word; - Height: Word; - Bpp: Byte; - ImageDes: Byte; - end; - -const - TGA_UNCOMPRESSED_RGB = 2; - TGA_UNCOMPRESSED_GRAY = 3; - TGA_COMPRESSED_RGB = 10; - TGA_COMPRESSED_GRAY = 11; - - - -function TglBitmap.LoadTGA(Stream: TStream): Boolean; -var - Header: TTGAHeader; - NewImage, pData: PByte; - StreamPos: Int64; - PixelSize, LineSize, YStart, YEnd, YInc: Integer; - Format: TglBitmapInternalFormat; - -const - CACHE_SIZE = $4000; - - procedure ReadUncompressed; - var - RowSize: Integer; - begin - RowSize := Header.Width * PixelSize; - - // copy line by line - while YStart <> YEnd + YInc do begin - pData := NewImage; - Inc(pData, YStart * LineSize); - - Stream.Read(pData^, RowSize); - Inc(YStart, YInc); - end; - end; - - - procedure ReadCompressed; - var - HeaderWidth, HeaderHeight: Integer; - LinePixelsRead, ImgPixelsRead, ImgPixelsToRead: Integer; - - Cache: PByte; - CacheSize, CachePos: Integer; - - Temp: Byte; - TempBuf: Array [0..15] of Byte; - - PixelRepeat: Boolean; - PixelToRead, TempPixels: Integer; - - - procedure CheckLine; - begin - if LinePixelsRead >= HeaderWidth then begin - LinePixelsRead := 0; - pData := NewImage; - Inc(YStart, YInc); - Inc(pData, YStart * LineSize); - end; - end; - - - procedure CachedRead(var Buffer; Count: Integer); - var - BytesRead: Integer; - begin - if (CachePos + Count) > CacheSize then begin - BytesRead := 0; - - // Read Data - if CacheSize - CachePos > 0 then begin - BytesRead := CacheSize - CachePos; - - Move(pByteArray(Cache)^[CachePos], Buffer, BytesRead); - Inc(CachePos, BytesRead); - end; - - // Reload Data - CacheSize := Min(CACHE_SIZE, Stream.Size - Stream.Position); - Stream.Read(Cache^, CacheSize); - CachePos := 0; - - // Read else - if Count - BytesRead > 0 then begin - Move(pByteArray(Cache)^[CachePos], TByteArray(Buffer)[BytesRead], Count - BytesRead); - Inc(CachePos, Count - BytesRead); - end; - end else begin - Move(pByteArray(Cache)^[CachePos], Buffer, Count); - Inc(CachePos, Count); - end; - end; - - - begin - CacheSize := 0; - CachePos := 0; - - HeaderWidth := Header.Width; - HeaderHeight := Header.Height; - - GetMem(Cache, CACHE_SIZE); // 16K Buffer - try - ImgPixelsToRead := HeaderWidth * HeaderHeight; - ImgPixelsRead := 0; - LinePixelsRead := 0; - - pData := NewImage; - Inc(pData, YStart * LineSize); - - // Read until all Pixels - repeat - CachedRead(Temp, 1); - - PixelRepeat := Temp and $80 > 0; - PixelToRead := (Temp and $7F) + 1; - - Inc(ImgPixelsRead, PixelToRead); - - if PixelRepeat then begin - // repeat one pixel x times - CachedRead(TempBuf[0], PixelSize); - - // repeat Pixel - while PixelToRead > 0 do begin - CheckLine; - - TempPixels := HeaderWidth - LinePixelsRead; - if PixelToRead < TempPixels then - TempPixels := PixelToRead; - - Inc(LinePixelsRead, TempPixels); - Dec(PixelToRead, TempPixels); - - while TempPixels > 0 do begin - case PixelSize of - 1: - begin - pData^ := TempBuf[0]; - Inc(pData); - end; - 2: - begin - pWord(pData)^ := pWord(@TempBuf[0])^; - Inc(pData, 2); - end; - 3: - begin - pWord(pData)^ := pWord(@TempBuf[0])^; - Inc(pData, 2); - pData^ := TempBuf[2]; - Inc(pData); - end; - 4: - begin - pDWord(pData)^ := pDWord(@TempBuf[0])^; - Inc(pData, 4); - end; - end; - - Dec(TempPixels); - end; - end; - end else begin - // copy x pixels - while PixelToRead > 0 do begin - CheckLine; - - TempPixels := HeaderWidth - LinePixelsRead; - if PixelToRead < TempPixels then - TempPixels := PixelToRead; - - CachedRead(pData^, PixelSize * TempPixels); - Inc(pData, PixelSize * TempPixels); - - Inc(LinePixelsRead, TempPixels); - - Dec(PixelToRead, TempPixels); - end; - end; - until ImgPixelsRead >= ImgPixelsToRead; - finally - FreeMem(Cache) - end; - end; - -begin - Result := False; - - // reading header to test file and set cursor back to begin - StreamPos := Stream.Position; - Stream.Read(Header, SizeOf(Header)); - - // no colormapped files - if (Header.ColorMapType = 0) then begin - if Header.ImageType in [TGA_UNCOMPRESSED_RGB, TGA_UNCOMPRESSED_GRAY, TGA_COMPRESSED_RGB, TGA_COMPRESSED_GRAY] then begin - case Header.Bpp of - 8: Format := ifAlpha; - 16: Format := ifLuminanceAlpha; - 24: Format := ifBGR8; - 32: Format := ifBGRA8; - else - raise EglBitmapException.Create('LoadTga - unsupported BitsPerPixel found.'); - end; - - // skip image ID - if Header.ImageID <> 0 then - Stream.Position := Stream.Position + Header.ImageID; - - PixelSize := Trunc(FormatGetSize(Format)); - LineSize := Trunc(Header.Width * PixelSize); - - GetMem(NewImage, LineSize * Header.Height); - try - // Row direction - if (Header.ImageDes and $20 > 0) then begin - YStart := 0; - YEnd := Header.Height -1; - YInc := 1; - end else begin - YStart := Header.Height -1; - YEnd := 0; - YInc := -1; - end; - - // Read Image - case Header.ImageType of - TGA_UNCOMPRESSED_RGB, TGA_UNCOMPRESSED_GRAY: - ReadUncompressed; - TGA_COMPRESSED_RGB, TGA_COMPRESSED_GRAY: - ReadCompressed; - end; - - SetDataPointer(NewImage, Format, Header.Width, Header.Height); - - Result := True; - except - FreeMem(NewImage); - raise; - end; - end - else Stream.Position := StreamPos; - end - else Stream.Position := StreamPos; -end; - - -{$IFDEF GLB_SUPPORT_PNG_WRITE} -{$IFDEF GLB_LIB_PNG} -procedure glBitmap_libPNG_write_func(png: png_structp; buffer: png_bytep; size: cardinal); cdecl; -begin - TStream(png_get_io_ptr(png)).Write(buffer^, size); -end; -{$ENDIF} - -procedure TglBitmap.SavePNG(Stream: TStream); -{$IFDEF GLB_LIB_PNG} -var - png: png_structp; - png_info: png_infop; - png_rows: array of pByte; - LineSize: Integer; - ColorType: Integer; - Row: Integer; -begin - if not (ftPNG in FormatGetSupportedFiles (InternalFormat)) then - raise EglBitmapUnsupportedInternalFormat.Create('SavePng - ' + UNSUPPORTED_INTERNAL_FORMAT); - - if not init_libPNG then - raise Exception.Create('SavePNG - unable to initialize libPNG.'); - - try - case FInternalFormat of - ifAlpha, ifLuminance, ifDepth8: - ColorType := PNG_COLOR_TYPE_GRAY; - ifLuminanceAlpha: - ColorType := PNG_COLOR_TYPE_GRAY_ALPHA; - ifBGR8, ifRGB8: - ColorType := PNG_COLOR_TYPE_RGB; - ifBGRA8, ifRGBA8: - ColorType := PNG_COLOR_TYPE_RGBA; - else - raise EglBitmapUnsupportedInternalFormat.Create('SavePng - ' + UNSUPPORTED_INTERNAL_FORMAT); - end; - - LineSize := Trunc(FormatGetSize(FInternalFormat) * Width); - - // creating array for scanline - SetLength(png_rows, Height); - try - for Row := 0 to Height - 1 do begin - png_rows[Row] := Data; - Inc(png_rows[Row], Row * LineSize) - end; - - // write struct - png := png_create_write_struct(PNG_LIBPNG_VER_STRING, nil, nil, nil); - if png = nil then - raise EglBitmapException.Create('SavePng - couldn''t create write struct.'); - - // create png info - png_info := png_create_info_struct(png); - if png_info = nil then begin - png_destroy_write_struct(@png, nil); - raise EglBitmapException.Create('SavePng - couldn''t create info struct.'); - end; - - // set read callback - png_set_write_fn(png, stream, glBitmap_libPNG_write_func, nil); - - // set compression - png_set_compression_level(png, 6); - - if InternalFormat in [ifBGR8, ifBGRA8] then - png_set_bgr(png); - - // setup header - png_set_IHDR(png, png_info, Width, Height, 8, ColorType, PNG_INTERLACE_NONE, PNG_COMPRESSION_TYPE_DEFAULT, PNG_FILTER_TYPE_DEFAULT); - - // write info - png_write_info(png, png_info); - - // write image data - png_write_image(png, @png_rows[0]); - - // write end - png_write_end(png, png_info); - - // destroy write struct - png_destroy_write_struct(@png, @png_info); - finally - SetLength(png_rows, 0); - end; - finally - quit_libPNG; - end; -end; -{$ENDIF} -{$IFDEF GLB_PNGIMAGE} -var - Png: TPNGObject; - - pSource, pDest: pByte; - X, Y, PixSize: Integer; - ColorType: Cardinal; - Alpha: Boolean; - - pTemp: pByte; - Temp: Byte; -begin - if not (ftPNG in FormatGetSupportedFiles (InternalFormat)) then - raise EglBitmapUnsupportedInternalFormat.Create('SavePng - ' + UNSUPPORTED_INTERNAL_FORMAT); - - case FInternalFormat of - ifAlpha, ifLuminance, ifDepth8: - begin - ColorType := COLOR_GRAYSCALE; - PixSize := 1; - Alpha := False; - end; - ifLuminanceAlpha: - begin - ColorType := COLOR_GRAYSCALEALPHA; - PixSize := 1; - Alpha := True; - end; - ifBGR8, ifRGB8: - begin - ColorType := COLOR_RGB; - PixSize := 3; - Alpha := False; - end; - ifBGRA8, ifRGBA8: - begin - ColorType := COLOR_RGBALPHA; - PixSize := 3; - Alpha := True - end; - else - raise EglBitmapUnsupportedInternalFormat.Create('SavePng - ' + UNSUPPORTED_INTERNAL_FORMAT); - end; - - Png := TPNGObject.CreateBlank(ColorType, 8, Width, Height); - try - // Copy ImageData - pSource := Data; - for Y := 0 to Height -1 do begin - pDest := png.ScanLine[Y]; - - for X := 0 to Width -1 do begin - Move(pSource^, pDest^, PixSize); - - Inc(pDest, PixSize); - Inc(pSource, PixSize); - - if Alpha then begin - png.AlphaScanline[Y]^[X] := pSource^; - Inc(pSource); - end; - end; - - // convert RGB line to BGR - if InternalFormat in [ifRGB8, ifRGBA8] then begin - pTemp := png.ScanLine[Y]; - - for X := 0 to Width -1 do begin - Temp := pByteArray(pTemp)^[0]; - pByteArray(pTemp)^[0] := pByteArray(pTemp)^[2]; - pByteArray(pTemp)^[2] := Temp; - - Inc(pTemp, 3); - end; - end; - end; - - // Save to Stream - Png.CompressionLevel := 6; - Png.SaveToStream(Stream); - finally - FreeAndNil(Png); - end; -end; -{$ENDIF} -{$ENDIF} - - -procedure TglBitmap.SaveDDS(Stream: TStream); -var - Header: TDDSHeader; - Pix: TglBitmapPixelData; -begin - if not FormatIsUncompressed(InternalFormat) then - raise EglBitmapUnsupportedInternalFormat.Create('SaveDDS - ' + UNSUPPORTED_INTERNAL_FORMAT); - - if InternalFormat = ifAlpha then - FormatPreparePixel(Pix, ifLuminance) - else - FormatPreparePixel(Pix, InternalFormat); - - // Generell - FillChar(Header, SizeOf(Header), 0); - - Header.dwMagic := DDS_MAGIC; - Header.dwSize := 124; - Header.dwFlags := DDSD_PITCH or DDSD_CAPS or DDSD_PIXELFORMAT; - - if Width > 0 then begin - Header.dwWidth := Width; - Header.dwFlags := Header.dwFlags or DDSD_WIDTH; - end; - - if Height > 0 then begin - Header.dwHeight := Height; - Header.dwFlags := Header.dwFlags or DDSD_HEIGHT; - end; - - Header.dwPitchOrLinearSize := fRowSize; - Header.dwMipMapCount := 1; - - // Caps - Header.Caps.dwCaps1 := DDSCAPS_TEXTURE; - - // Pixelformat - Header.PixelFormat.dwSize := Sizeof(Header.PixelFormat); - Header.PixelFormat.dwFlags := DDPF_RGB; - - if FormatHasAlpha(InternalFormat) and (InternalFormat <> ifAlpha) - then Header.PixelFormat.dwFlags := Header.PixelFormat.dwFlags or DDPF_ALPHAPIXELS; - - Header.PixelFormat.dwRGBBitCount := Trunc(FormatGetSize(InternalFormat) * 8); - Header.PixelFormat.dwRBitMask := Pix.PixelDesc.RedRange shl Pix.PixelDesc.RedShift; - Header.PixelFormat.dwGBitMask := Pix.PixelDesc.GreenRange shl Pix.PixelDesc.GreenShift; - Header.PixelFormat.dwBBitMask := Pix.PixelDesc.BlueRange shl Pix.PixelDesc.BlueShift; - Header.PixelFormat.dwAlphaBitMask := Pix.PixelDesc.AlphaRange shl Pix.PixelDesc.AlphaShift; - - // Write - Stream.Write(Header, SizeOf(Header)); - - Stream.Write(Data^, FormatGetImageSize(glBitmapPosition(Width, Height), InternalFormat)); -end; - - -procedure TglBitmap.SaveTGA(Stream: TStream); -var - Header: TTGAHeader; - Size: Integer; - pTemp: pByte; - - - procedure ConvertData(pTemp: pByte); - var - Idx, PixelSize: Integer; - Temp: byte; - begin - PixelSize := fPixelSize; - - for Idx := 1 to Height * Width do begin - Temp := pByteArray(pTemp)^[2]; - pByteArray(pTemp)^[2] := pByteArray(pTemp)^[0]; - pByteArray(pTemp)^[0] := Temp; - - Inc(pTemp, PixelSize); - end; - end; - - -begin - if not (ftTGA in FormatGetSupportedFiles (InternalFormat)) then - raise EglBitmapUnsupportedInternalFormat.Create('SaveTGA - ' + UNSUPPORTED_INTERNAL_FORMAT); - - FillChar(Header, SizeOf(Header), 0); - - case InternalFormat of - ifAlpha, ifLuminance, ifDepth8: - begin - Header.ImageType := TGA_UNCOMPRESSED_GRAY; - Header.Bpp := 8; - end; - ifLuminanceAlpha: - begin - Header.ImageType := TGA_UNCOMPRESSED_GRAY; - Header.Bpp := 16; - end; - ifRGB8, ifBGR8: - begin - Header.ImageType := TGA_UNCOMPRESSED_RGB; - Header.Bpp := 24; - end; - ifRGBA8, ifBGRA8: - begin - Header.ImageType := TGA_UNCOMPRESSED_RGB; - Header.Bpp := 32; - end; - else - raise EglBitmapUnsupportedInternalFormat.Create('SaveTGA - ' + UNSUPPORTED_INTERNAL_FORMAT); - end; - - Header.Width := Width; - Header.Height := Height; - Header.ImageDes := $20; - - if FormatHasAlpha(InternalFormat) then - Header.ImageDes := Header.ImageDes or $08; - - Stream.Write(Header, SizeOf(Header)); - - // convert RGB(A) to BGR(A) - Size := FormatGetImageSize(glBitmapPosition(Width, Height), InternalFormat); - if InternalFormat in [ifRGB8, ifRGBA8] then begin - GetMem(pTemp, Size); - end else - pTemp := Data; - - try - // convert data - if InternalFormat in [ifRGB8, ifRGBA8] then begin - Move(Data^, pTemp^, Size); - ConvertData(pTemp); - end; - - // write data - Stream.Write(pTemp^, Size); - finally - // free tempdata - if InternalFormat in [ifRGB8, ifRGBA8] then - FreeMem(pTemp); - end; -end; - - -{$IFDEF GLB_SUPPORT_JPEG_WRITE} -procedure TglBitmap.SaveJPEG(Stream: TStream); -{$IFDEF GLB_LIB_JPEG} -var - jpeg: jpeg_compress_struct; - jpeg_err: jpeg_error_mgr; - Row: Integer; - pTemp, pTemp2: pByte; - - - procedure CopyRow(pDest, pSource: pByte); - var - X: Integer; - begin - for X := 0 to Width - 1 do begin - pByteArray(pDest)^[0] := pByteArray(pSource)^[2]; - pByteArray(pDest)^[1] := pByteArray(pSource)^[1]; - pByteArray(pDest)^[2] := pByteArray(pSource)^[0]; - - Inc(pDest, 3); - Inc(pSource, 3); - end; - end; - -begin - if not (ftJPEG in FormatGetSupportedFiles(InternalFormat)) then - raise EglBitmapUnsupportedInternalFormat.Create('SaveJpg - ' + UNSUPPORTED_INTERNAL_FORMAT); - - if not init_libJPEG then - raise Exception.Create('SaveJPG - unable to initialize libJPEG.'); - - try - FillChar(jpeg, SizeOf(jpeg_compress_struct), $00); - FillChar(jpeg_err, SizeOf(jpeg_error_mgr), $00); - - // error managment - jpeg.err := jpeg_std_error(@jpeg_err); - jpeg_err.error_exit := glBitmap_libJPEG_error_exit; - jpeg_err.output_message := glBitmap_libJPEG_output_message; - - // compression struct - jpeg_create_compress(@jpeg); - - // allocation space for streaming methods - jpeg.dest := jpeg.mem^.alloc_small(@jpeg, JPOOL_PERMANENT, SizeOf(glBitmap_libJPEG_dest_mgr)); + // allocation space for streaming methods + jpeg.dest := jpeg.mem^.alloc_small(@jpeg, JPOOL_PERMANENT, SizeOf(glBitmap_libJPEG_dest_mgr)); // seeting up custom functions with glBitmap_libJPEG_dest_mgr_ptr(jpeg.dest)^ do begin @@ -5281,41 +6894,30 @@ begin pub.next_output_byte := @DestBuffer[1]; pub.free_in_buffer := Length(DestBuffer); - DestStream := Stream; + DestStream := aStream; end; // very important state jpeg.global_state := CSTATE_START; - - jpeg.image_width := Width; + jpeg.image_width := Width; jpeg.image_height := Height; - case InternalFormat of - ifAlpha, ifLuminance, ifDepth8: - begin - jpeg.input_components := 1; - jpeg.in_color_space := JCS_GRAYSCALE; - end; - ifRGB8, ifBGR8: - begin - jpeg.input_components := 3; - jpeg.in_color_space := JCS_RGB; - end; + case Format of + tfAlpha8ub1, tfLuminance8ub1: begin + jpeg.input_components := 1; + jpeg.in_color_space := JCS_GRAYSCALE; + end; + tfRGB8ub3, tfBGR8ub3: begin + jpeg.input_components := 3; + jpeg.in_color_space := JCS_RGB; + end; end; - // setting defaults jpeg_set_defaults(@jpeg); - - // compression quality - jpeg_set_quality(@jpeg, 95, True); - - // start compression + jpeg_set_quality(@jpeg, 95, true); jpeg_start_compress(@jpeg, true); - - // write rows pTemp := Data; - // initialing row - if InternalFormat = ifBGR8 then + if Format = tfBGR8ub3 then GetMem(pTemp2, fRowSize) else pTemp2 := pTemp; @@ -5323,7 +6925,7 @@ begin try for Row := 0 to jpeg.image_height -1 do begin // prepare row - if InternalFormat = ifBGR8 then + if Format = tfBGR8ub3 then CopyRow(pTemp2, pTemp) else pTemp2 := pTemp; @@ -5334,42 +6936,37 @@ begin end; finally // free memory - if InternalFormat = ifBGR8 then + if Format = tfBGR8ub3 then FreeMem(pTemp2); end; - - // finish compression jpeg_finish_compress(@jpeg); - - // destroy compression jpeg_destroy_compress(@jpeg); finally quit_libJPEG; end; end; -{$ENDIF} -{$IFDEF GLB_DELPHI_JPEG} + +{$ELSEIF DEFINED(GLB_DELPHI_JPEG)} +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure TglBitmap.SaveJPEG(const aStream: TStream); var Bmp: TBitmap; Jpg: TJPEGImage; begin - if not (ftJPEG in FormatGetSupportedFiles (InternalFormat)) then - raise EglBitmapUnsupportedInternalFormat.Create('SaveJpg - ' + UNSUPPORTED_INTERNAL_FORMAT); + if not (ftJPEG in FormatGetSupportedFiles(Format)) then + raise EglBitmapUnsupportedFormat.Create(Format); Bmp := TBitmap.Create; try Jpg := TJPEGImage.Create; try AssignToBitmap(Bmp); - - if FInternalFormat in [ifAlpha, ifLuminance, ifDepth8] then begin - Jpg.Grayscale := True; + if (Format in [tfAlpha8ub1, tfLuminance8ub1]) then begin + Jpg.Grayscale := true; Jpg.PixelFormat := jf8Bit; end; - Jpg.Assign(Bmp); - - Jpg.SaveToStream(Stream); + Jpg.SaveToStream(aStream); finally FreeAndNil(Jpg); end; @@ -5377,1262 +6974,1366 @@ begin FreeAndNil(Bmp); end; end; +{$IFEND} {$ENDIF} -{$ENDIF} - - -procedure TglBitmap.SaveBMP(Stream: TStream); -var - Header: TBMPHeader; - Info: TBMPInfo; - pData, pTemp: pByte; - - PixelFormat: TglBitmapPixelData; - ImageSize, LineSize, Padding, LineIdx, ColorIdx: Integer; - Temp, RedMask, GreenMask, BlueMask, AlphaMask: Cardinal; - PaddingBuff: Cardinal; +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +//BMP///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +const + BMP_MAGIC = $4D42; + BMP_COMP_RGB = 0; + BMP_COMP_RLE8 = 1; + BMP_COMP_RLE4 = 2; + BMP_COMP_BITFIELDS = 3; - function GetLineWidth : Integer; - begin - Result := ((Info.biWidth * Info.biBitCount + 31) and - 32) shr 3; +type + TBMPHeader = packed record + bfType: Word; + bfSize: Cardinal; + bfReserved1: Word; + bfReserved2: Word; + bfOffBits: Cardinal; end; + TBMPInfo = packed record + biSize: Cardinal; + biWidth: Longint; + biHeight: Longint; + biPlanes: Word; + biBitCount: Word; + biCompression: Cardinal; + biSizeImage: Cardinal; + biXPelsPerMeter: Longint; + biYPelsPerMeter: Longint; + biClrUsed: Cardinal; + biClrImportant: Cardinal; + end; -begin - if not (ftBMP in FormatGetSupportedFiles(InternalFormat)) then - raise EglBitmapUnsupportedInternalFormat.Create('SaveBMP - ' + UNSUPPORTED_INTERNAL_FORMAT); - - ImageSize := Trunc(Width * Height * FormatGetSize(InternalFormat)); - - Header.bfType := BMP_MAGIC; - Header.bfSize := SizeOf(Header) + SizeOf(Info) + ImageSize; - Header.bfReserved1 := 0; - Header.bfReserved2 := 0; - Header.bfOffBits := SizeOf(Header) + SizeOf(Info); - - FillChar(Info, SizeOf(Info), 0); - Info.biSize := SizeOf(Info); - Info.biWidth := Width; - Info.biHeight := Height; - Info.biPlanes := 1; - Info.biCompression := BMP_COMP_RGB; - Info.biSizeImage := ImageSize; - case InternalFormat of - ifAlpha, ifLuminance, ifDepth8: - begin - Info.biBitCount := 8; - - Header.bfSize := Header.bfSize + 256 * SizeOf(Cardinal); - Header.bfOffBits := Header.bfOffBits + 256 * SizeOf(Cardinal); +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +function TglBitmap.LoadBMP(const aStream: TStream): Boolean; - Info.biClrUsed := 256; - Info.biClrImportant := 256; - end; - ifLuminanceAlpha, ifRGBA4, ifR5G6B5, ifRGB5A1: - begin - Info.biBitCount := 16; - Info.biCompression := BMP_COMP_BITFIELDS; + ////////////////////////////////////////////////////////////////////////////////////////////////// + function ReadInfo(out aInfo: TBMPInfo; out aMask: TglBitmapRec4ul): TglBitmapFormat; + begin + result := tfEmpty; + aStream.Read(aInfo{%H-}, SizeOf(aInfo)); + FillChar(aMask{%H-}, SizeOf(aMask), 0); + + //Read Compression + case aInfo.biCompression of + BMP_COMP_RLE4, + BMP_COMP_RLE8: begin + raise EglBitmap.Create('RLE compression is not supported'); end; - ifBGR8, ifRGB8: - Info.biBitCount := 24; - ifBGRA8, ifRGBA8, ifRGB10A2: - begin - Info.biBitCount := 32; - Info.biCompression := BMP_COMP_BITFIELDS; + BMP_COMP_BITFIELDS: begin + if (aInfo.biBitCount = 16) or (aInfo.biBitCount = 32) then begin + aStream.Read(aMask.r, SizeOf(aMask.r)); + aStream.Read(aMask.g, SizeOf(aMask.g)); + aStream.Read(aMask.b, SizeOf(aMask.b)); + aStream.Read(aMask.a, SizeOf(aMask.a)); + end else + raise EglBitmap.Create('Bitfields are only supported for 16bit and 32bit formats'); end; - else - raise EglBitmapUnsupportedInternalFormat.Create('SaveBMP - ' + UNSUPPORTED_INTERNAL_FORMAT); - end; - Info.biXPelsPerMeter := 2835; - Info.biYPelsPerMeter := 2835; - - // prepare bitmasks - if Info.biCompression = BMP_COMP_BITFIELDS then begin - Info.biSize := Info.biSize + 4 * SizeOf(Cardinal); - Header.bfSize := Header.bfSize + 4 * SizeOf(Cardinal); - Header.bfOffBits := Header.bfOffBits + 4 * SizeOf(Cardinal); - - FormatPreparePixel(PixelFormat, InternalFormat); + end; - with PixelFormat.PixelDesc do begin - RedMask := RedRange shl RedShift; - GreenMask := GreenRange shl GreenShift; - BlueMask := BlueRange shl BlueShift; - AlphaMask := AlphaRange shl AlphaShift; + //get suitable format + case aInfo.biBitCount of + 8: result := tfLuminance8ub1; + 16: result := tfX1RGB5us1; + 24: result := tfBGR8ub3; + 32: result := tfXRGB8ui1; end; end; - // headers - Stream.Write(Header, SizeOf(Header)); - Stream.Write(Info, SizeOf(Info)); - - // colortable - if Info.biBitCount = 8 then begin - Temp := 0; - for ColorIdx := Low(Byte) to High(Byte) do begin - Stream.Write(Temp, 4); - Temp := Temp + $00010101; + function ReadColorTable(var aFormat: TglBitmapFormat; const aInfo: TBMPInfo): TbmpColorTableFormat; + var + i, c: Integer; + ColorTable: TbmpColorTable; + begin + result := nil; + if (aInfo.biBitCount >= 16) then + exit; + aFormat := tfLuminance8ub1; + c := aInfo.biClrUsed; + if (c = 0) then + c := 1 shl aInfo.biBitCount; + SetLength(ColorTable, c); + for i := 0 to c-1 do begin + aStream.Read(ColorTable[i], SizeOf(TbmpColorTableEnty)); + if (ColorTable[i].r <> ColorTable[i].g) or (ColorTable[i].g <> ColorTable[i].b) then + aFormat := tfRGB8ub3; end; - end; - // bitmasks - if Info.biCompression = BMP_COMP_BITFIELDS then begin - Stream.Write(RedMask, SizeOf(Cardinal)); - Stream.Write(GreenMask, SizeOf(Cardinal)); - Stream.Write(BlueMask, SizeOf(Cardinal)); - Stream.Write(AlphaMask, SizeOf(Cardinal)); + result := TbmpColorTableFormat.Create; + result.BitsPerPixel := aInfo.biBitCount; + result.ColorTable := ColorTable; + result.CalcValues; end; - // image data - LineSize := Trunc(Width * FormatGetSize(InternalFormat)); - Padding := GetLineWidth - LineSize; - PaddingBuff := 0; - - pData := Data; - Inc(pData, (Height -1) * LineSize); - - // prepare row buffer. But only for RGB because RGBA supports color masks - // so it's possible to change color within the image. - if InternalFormat = ifRGB8 then - GetMem(pTemp, fRowSize) - else - pTemp := nil; - - try - // write image data - for LineIdx := 0 to Height - 1 do begin - // preparing row - if InternalFormat = ifRGB8 then begin - Move(pData^, pTemp^, fRowSize); - SwapRGB(pTemp, Width, False); - end else - pTemp := pData; - - Stream.Write(pTemp^, LineSize); - - Dec(pData, LineSize); - - if Padding > 0 then - Stream.Write(PaddingBuff, Padding); + ////////////////////////////////////////////////////////////////////////////////////////////////// + function CheckBitfields(var aFormat: TglBitmapFormat; const aMask: TglBitmapRec4ul; const aInfo: TBMPInfo): TbmpBitfieldFormat; + var + FormatDesc: TFormatDescriptor; + begin + result := nil; + if (aMask.r <> 0) or (aMask.g <> 0) or (aMask.b <> 0) or (aMask.a <> 0) then begin + FormatDesc := TFormatDescriptor.GetFromMask(aMask); + if (FormatDesc.Format = tfEmpty) then + exit; + aFormat := FormatDesc.Format; + if (aMask.a = 0) and TFormatDescriptor.Get(aFormat).HasAlpha then + aFormat := TFormatDescriptor.Get(aFormat).WithoutAlpha; + if (aMask.a <> 0) and not TFormatDescriptor.Get(aFormat).HasAlpha then + aFormat := TFormatDescriptor.Get(aFormat).WithAlpha; + + result := TbmpBitfieldFormat.Create; + result.SetValues(aInfo.biBitCount, aMask); end; - finally - // destroy row buffer - if InternalFormat = ifRGB8 then - FreeMem(pTemp); end; -end; - - -procedure TglBitmap.Bind(EnableTextureUnit: Boolean); -begin - if EnableTextureUnit then - glEnable(Target); - - if ID > 0 then - glBindTexture(Target, ID); -end; - - -procedure TglBitmap.Unbind(DisableTextureUnit: Boolean); -begin - if DisableTextureUnit then - glDisable(Target); - - glBindTexture(Target, 0); -end; - - -procedure TglBitmap.GetPixel(const Pos: TglBitmapPixelPosition; - var Pixel: TglBitmapPixelData); -begin - if Assigned (fGetPixelFunc) then - fGetPixelFunc(Pos, Pixel); -end; +var + //simple types + StartPos: Int64; + ImageSize, rbLineSize, wbLineSize, Padding, i: Integer; + PaddingBuff: Cardinal; + LineBuf, ImageData, TmpData: PByte; + SourceMD, DestMD: Pointer; + BmpFormat: TglBitmapFormat; -procedure TglBitmap.SetPixel (const Pos: TglBitmapPixelPosition; - const Pixel: TglBitmapPixelData); -begin - if Assigned (fSetPixelFunc) then - fSetPixelFunc(Pos, Pixel); -end; - - -procedure TglBitmap.CreateID; -begin - // Generate Texture - if ID <> 0 then - glDeleteTextures(1, @ID); - - glGenTextures(1, @ID); - - Bind(False); -end; - - -procedure TglBitmap.SetupParameters(var BuildWithGlu: Boolean); -begin - // Set up parameters - SetWrap(fWrapS, fWrapT, fWrapR); - SetFilter(fFilterMin, fFilterMag); - SetAnisotropic(fAnisotropic); - SetBorderColor(fBorderColor[0], fBorderColor[1], fBorderColor[2], fBorderColor[3]); - - // Mip Maps generation Mode - BuildWithGlu := False; - - if (MipMap = mmMipmap) then begin - if (GL_VERSION_1_4 or GL_SGIS_generate_mipmap) then - glTexParameteri(Target, GL_GENERATE_MIPMAP, GL_TRUE) - else - BuildWithGlu := True; - end else - if (MipMap = mmMipmapGlu) then - BuildWithGlu := True; -end; - + //records + Mask: TglBitmapRec4ul; + Header: TBMPHeader; + Info: TBMPInfo; -procedure TglBitmap.SelectFormat(DataFormat: TglBitmapInternalFormat; var glFormat, glInternalFormat, glType: Cardinal; CanConvertImage: Boolean = True); + //classes + SpecialFormat: TFormatDescriptor; + FormatDesc: TFormatDescriptor; - procedure Check12; + ////////////////////////////////////////////////////////////////////////////////////////////////// + procedure SpecialFormatReadLine(aData: PByte; aLineBuf: PByte); + var + i: Integer; + Pixel: TglBitmapPixelData; begin - if not GL_VERSION_1_2 then - raise EglBitmapUnsupportedInternalFormat.Create('SelectFormat - You need at least OpenGL 1.2 to support these format.'); - end; - -begin - glType := GL_UNSIGNED_BYTE; - - // selecting Format - case DataFormat of - ifAlpha: - glFormat := GL_ALPHA; - ifLuminance: - glFormat := GL_LUMINANCE; - ifDepth8: - glFormat := GL_DEPTH_COMPONENT; - ifLuminanceAlpha: - glFormat := GL_LUMINANCE_ALPHA; - ifBGR8: - begin - if (GL_VERSION_1_2 or GL_EXT_bgra) then begin - glFormat := GL_BGR; - end else begin - if CanConvertImage then - ConvertTo(ifRGB8); - glFormat := GL_RGB; - end; - end; - ifBGRA8: - begin - if (GL_VERSION_1_2 or GL_EXT_bgra) then begin - glFormat := GL_BGRA; - end else begin - if CanConvertImage then - ConvertTo(ifRGBA8); - glFormat := GL_RGBA; - end; - end; - ifRGB8: - glFormat := GL_RGB; - ifRGBA8: - glFormat := GL_RGBA; - ifRGBA4: - begin - Check12; - glFormat := GL_BGRA; - glType := GL_UNSIGNED_SHORT_4_4_4_4_REV; - end; - ifRGB5A1: - begin - Check12; - glFormat := GL_BGRA; - glType := GL_UNSIGNED_SHORT_1_5_5_5_REV; - end; - ifRGB10A2: - begin - Check12; - glFormat := GL_BGRA; - glType := GL_UNSIGNED_INT_2_10_10_10_REV; - end; - ifR5G6B5: - begin - Check12; - glFormat := GL_RGB; - glType := GL_UNSIGNED_SHORT_5_6_5; - end; - else - glFormat := 0; - end; - - // Selecting InternalFormat - case DataFormat of - ifDXT1, ifDXT3, ifDXT5: - begin - if GL_EXT_texture_compression_s3tc then begin - case DataFormat of - ifDXT1: - glInternalFormat := GL_COMPRESSED_RGBA_S3TC_DXT1_EXT; - ifDXT3: - glInternalFormat := GL_COMPRESSED_RGBA_S3TC_DXT3_EXT; - ifDXT5: - glInternalFormat := GL_COMPRESSED_RGBA_S3TC_DXT5_EXT; - end; - end else begin - // Compression isn't supported so convert to RGBA - if CanConvertImage then - ConvertTo(ifRGBA8); - glFormat := GL_RGBA; - glInternalFormat := GL_RGBA8; - end; - end; - ifAlpha: - begin - case Format of - tf4BitsPerChanel: - glInternalFormat := GL_ALPHA4; - tf8BitsPerChanel: - glInternalFormat := GL_ALPHA8; - tfCompressed: - begin - if (GL_ARB_texture_compression or GL_VERSION_1_3) then - glInternalFormat := GL_COMPRESSED_ALPHA - else - glInternalFormat := GL_ALPHA; - end; - else - glInternalFormat := GL_ALPHA; - end; - end; - ifLuminance: - begin - case Format of - tf4BitsPerChanel: - glInternalFormat := GL_LUMINANCE4; - tf8BitsPerChanel: - glInternalFormat := GL_LUMINANCE8; - tfCompressed: - begin - if (GL_ARB_texture_compression or GL_VERSION_1_3) then - glInternalFormat := GL_COMPRESSED_LUMINANCE - else - glInternalFormat := GL_LUMINANCE; - end; - else - glInternalFormat := GL_LUMINANCE; - end; - end; - ifDepth8: - begin - glInternalFormat := GL_DEPTH_COMPONENT; - end; - ifLuminanceAlpha: - begin - case Format of - tf4BitsPerChanel: - glInternalFormat := GL_LUMINANCE4_ALPHA4; - tf8BitsPerChanel: - glInternalFormat := GL_LUMINANCE8_ALPHA8; - tfCompressed: - begin - if (GL_ARB_texture_compression or GL_VERSION_1_3) then - glInternalFormat := GL_COMPRESSED_LUMINANCE_ALPHA - else - glInternalFormat := GL_LUMINANCE_ALPHA; - end; - else - glInternalFormat := GL_LUMINANCE_ALPHA; - end; - end; - ifBGR8, ifRGB8: - begin - case Format of - tf4BitsPerChanel: - glInternalFormat := GL_RGB4; - tf8BitsPerChanel: - glInternalFormat := GL_RGB8; - tfCompressed: - begin - if (GL_ARB_texture_compression or GL_VERSION_1_3) then begin - glInternalFormat := GL_COMPRESSED_RGB - end else begin - if (GL_EXT_texture_compression_s3tc) then - glInternalFormat := GL_COMPRESSED_RGB_S3TC_DXT1_EXT - else - glInternalFormat := GL_RGB; - end; - end; - else - glInternalFormat := GL_RGB; - end; - end; - ifBGRA8, ifRGBA8, ifRGBA4, ifRGB5A1, ifRGB10A2, ifR5G6B5: - begin - case Format of - tf4BitsPerChanel: - glInternalFormat := GL_RGBA4; - tf8BitsPerChanel: - glInternalFormat := GL_RGBA8; - tfCompressed: - begin - if (GL_ARB_texture_compression or GL_VERSION_1_3) then begin - glInternalFormat := GL_COMPRESSED_RGBA - end else begin - if (GL_EXT_texture_compression_s3tc) then - glInternalFormat := GL_COMPRESSED_RGBA_S3TC_DXT1_EXT - else - glInternalFormat := GL_RGBA; - end; - end; - else - glInternalFormat := GL_RGBA; - end; - end; - end; -end; - - -function TglBitmap.FlipHorz: Boolean; -begin - Result := False; -end; - - -function TglBitmap.FlipVert: Boolean; -begin - Result := False; -end; - - -procedure TglBitmap.FreeData; -begin - SetDataPointer(nil, ifEmpty); -end; - - -procedure glBitmapFillWithColorFunc(var FuncRec: TglBitmapFunctionRec); -type - PglBitmapPixelData = ^TglBitmapPixelData; -begin - with FuncRec do begin - Dest.Red := PglBitmapPixelData(CustomData)^.Red; - Dest.Green := PglBitmapPixelData(CustomData)^.Green; - Dest.Blue := PglBitmapPixelData(CustomData)^.Blue; - Dest.Alpha := PglBitmapPixelData(CustomData)^.Alpha; + aStream.Read(aLineBuf^, rbLineSize); + SpecialFormat.PreparePixel(Pixel); + for i := 0 to Info.biWidth-1 do begin + SpecialFormat.Unmap(aLineBuf, Pixel, SourceMD); + glBitmapConvertPixel(Pixel, SpecialFormat, FormatDesc); + FormatDesc.Map(Pixel, aData, DestMD); + end; end; -end; - - -procedure TglBitmap.FillWithColor(Red, Green, Blue: Byte; Alpha: Byte); -begin - FillWithColorFloat(Red / $FF, Green / $FF, Blue / $FF, Alpha / $FF); -end; - - -procedure TglBitmap.FillWithColorFloat(Red, Green, Blue: Single; Alpha: Single); -var - PixelData: TglBitmapPixelData; -begin - FormatPreparePixel(PixelData, InternalFormat); - - PixelData.Red := Max(0, Min(PixelData.PixelDesc.RedRange, Trunc(PixelData.PixelDesc.RedRange * Red))); - PixelData.Green := Max(0, Min(PixelData.PixelDesc.GreenRange, Trunc(PixelData.PixelDesc.GreenRange * Green))); - PixelData.Blue := Max(0, Min(PixelData.PixelDesc.BlueRange, Trunc(PixelData.PixelDesc.BlueRange * Blue))); - PixelData.Alpha := Max(0, Min(PixelData.PixelDesc.AlphaRange, Trunc(PixelData.PixelDesc.AlphaRange * Alpha))); - - AddFunc(glBitmapFillWithColorFunc, False, @PixelData); -end; - - -procedure TglBitmap.FillWithColorRange(Red, Green, Blue: Cardinal; - Alpha: Cardinal); -var - PixelData: TglBitmapPixelData; -begin - FormatPreparePixel(PixelData, FormatGetWithAlpha(InternalFormat)); - - FillWithColorFloat( - Red / PixelData.PixelDesc.RedRange, - Green / PixelData.PixelDesc.GreenRange, - Blue / PixelData.PixelDesc.BlueRange, - Alpha / PixelData.PixelDesc.AlphaRange); -end; - -procedure TglBitmap.SetAnisotropic(const aValue: Integer); -var - MaxAniso: Integer; begin - fAnisotropic := Value; - - if (ID > 0) then begin - if GL_EXT_texture_filter_anisotropic then begin - if fAnisotropic > 0 then begin - Bind(False); - - glGetIntegerv(GL_MAX_TEXTURE_MAX_ANISOTROPY_EXT, @MaxAniso); - - if Value > MaxAniso then - fAnisotropic := MaxAniso; - - glTexParameteri(Target, GL_TEXTURE_MAX_ANISOTROPY_EXT, fAnisotropic); - end; - end else begin - fAnisotropic := 0; - end; - end; -end; + result := false; + BmpFormat := tfEmpty; + SpecialFormat := nil; + LineBuf := nil; + SourceMD := nil; + DestMD := nil; + // Header + StartPos := aStream.Position; + aStream.Read(Header{%H-}, SizeOf(Header)); -procedure TglBitmap.SetInternalFormat(const aValue: TglBitmapInternalFormat); -begin - if InternalFormat <> Value then begin - if FormatGetSize(Value) <> FormatGetSize(InternalFormat) then - raise EglBitmapUnsupportedInternalFormat.Create('SetInternalFormat - ' + UNSUPPORTED_INTERNAL_FORMAT); + if Header.bfType = BMP_MAGIC then begin + try try + BmpFormat := ReadInfo(Info, Mask); + SpecialFormat := ReadColorTable(BmpFormat, Info); + if not Assigned(SpecialFormat) then + SpecialFormat := CheckBitfields(BmpFormat, Mask, Info); + aStream.Position := StartPos + Header.bfOffBits; + + if (BmpFormat <> tfEmpty) then begin + FormatDesc := TFormatDescriptor.Get(BmpFormat); + rbLineSize := Round(Info.biWidth * Info.biBitCount / 8); //ReadBuffer LineSize + wbLineSize := Trunc(Info.biWidth * FormatDesc.BytesPerPixel); + Padding := (((Info.biWidth * Info.biBitCount + 31) and - 32) shr 3) - rbLineSize; + + //get Memory + DestMD := FormatDesc.CreateMappingData; + ImageSize := FormatDesc.GetSize(Info.biWidth, abs(Info.biHeight)); + GetMem(ImageData, ImageSize); + if Assigned(SpecialFormat) then begin + GetMem(LineBuf, rbLineSize); //tmp Memory for converting Bitfields + SourceMD := SpecialFormat.CreateMappingData; + end; - // Update whatever - SetDataPointer(Data, Value); - end; + //read Data + try try + FillChar(ImageData^, ImageSize, $FF); + TmpData := ImageData; + if (Info.biHeight > 0) then + Inc(TmpData, wbLineSize * (Info.biHeight-1)); + for i := 0 to Abs(Info.biHeight)-1 do begin + if Assigned(SpecialFormat) then + SpecialFormatReadLine(TmpData, LineBuf) //if is special format read and convert data + else + aStream.Read(TmpData^, wbLineSize); //else only read data + if (Info.biHeight > 0) then + dec(TmpData, wbLineSize) + else + inc(TmpData, wbLineSize); + aStream.Read(PaddingBuff{%H-}, Padding); + end; + SetDataPointer(ImageData, BmpFormat, Info.biWidth, abs(Info.biHeight)); //be careful, Data could be freed by this method + result := true; + finally + if Assigned(LineBuf) then + FreeMem(LineBuf); + if Assigned(SourceMD) then + SpecialFormat.FreeMappingData(SourceMD); + FormatDesc.FreeMappingData(DestMD); + end; + except + if Assigned(ImageData) then + FreeMem(ImageData); + raise; + end; + end else + raise EglBitmap.Create('LoadBMP - No suitable format found'); + except + aStream.Position := StartPos; + raise; + end; + finally + FreeAndNil(SpecialFormat); + end; + end + else aStream.Position := StartPos; end; +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure TglBitmap.SaveBMP(const aStream: TStream); +var + Header: TBMPHeader; + Info: TBMPInfo; + Converter: TFormatDescriptor; + FormatDesc: TFormatDescriptor; + SourceFD, DestFD: Pointer; + pData, srcData, dstData, ConvertBuffer: pByte; -function TglBitmap.AddFunc(Func: TglBitmapFunction; CreateTemp: Boolean; - CustomData: Pointer): boolean; -begin - Result := AddFunc(Self, Func, CreateTemp, InternalFormat, CustomData); -end; + Pixel: TglBitmapPixelData; + ImageSize, wbLineSize, rbLineSize, Padding, LineIdx, PixelIdx: Integer; + RedMask, GreenMask, BlueMask, AlphaMask: Cardinal; + PaddingBuff: Cardinal; -function TglBitmap.AddFunc(Source: TglBitmap; Func: TglBitmapFunction; - CreateTemp: Boolean; Format: TglBitmapInternalFormat; CustomData: Pointer): boolean; -var - pDest, NewImage, pSource: pByte; - TempHeight, TempWidth: Integer; - MapFunc: TglBitmapMapFunc; - UnMapFunc: TglBitmapUnMapFunc; + function GetLineWidth : Integer; + begin + result := ((Info.biWidth * Info.biBitCount + 31) and - 32) shr 3; + end; - FuncRec: TglBitmapFunctionRec; begin - Assert(Assigned(Data)); - Assert(Assigned(Source)); - Assert(Assigned(Source.Data)); + if not (ftBMP in FormatGetSupportedFiles(Format)) then + raise EglBitmapUnsupportedFormat.Create(Format); - Result := False; + Converter := nil; + FormatDesc := TFormatDescriptor.Get(Format); + ImageSize := FormatDesc.GetSize(Dimension); - if Assigned (Source.Data) and FormatIsUncompressed(Format) and - ((Source.Height > 0) or (Source.Width > 0)) then begin - - // inkompatible Formats so CreateTemp - if FormatGetSize(Format) <> FormatGetSize(InternalFormat) then - CreateTemp := True; + FillChar(Header{%H-}, SizeOf(Header), 0); + Header.bfType := BMP_MAGIC; + Header.bfSize := SizeOf(Header) + SizeOf(Info) + ImageSize; + Header.bfReserved1 := 0; + Header.bfReserved2 := 0; + Header.bfOffBits := SizeOf(Header) + SizeOf(Info); - // Values - TempHeight := Max(1, Source.Height); - TempWidth := Max(1, Source.Width); + FillChar(Info{%H-}, SizeOf(Info), 0); + Info.biSize := SizeOf(Info); + Info.biWidth := Width; + Info.biHeight := Height; + Info.biPlanes := 1; + Info.biCompression := BMP_COMP_RGB; + Info.biSizeImage := ImageSize; - FuncRec.Sender := Self; - FuncRec.CustomData := CustomData; + try + case Format of + tfAlpha4ub1, tfAlpha8ub1, tfLuminance4ub1, tfLuminance8ub1, tfR3G3B2ub1: + begin + Info.biBitCount := 8; + Header.bfSize := Header.bfSize + 256 * SizeOf(Cardinal); + Header.bfOffBits := Header.bfOffBits + 256 * SizeOf(Cardinal); //256 ColorTable entries + Converter := TbmpColorTableFormat.Create; + with (Converter as TbmpColorTableFormat) do begin + SetValues(fFormat, 1, FormatDesc.Precision, FormatDesc.Shift); + CreateColorTable; + end; + end; - NewImage := nil; + tfLuminance4Alpha4ub2, tfLuminance6Alpha2ub2, tfLuminance8Alpha8ub2, + tfRGBX4us1, tfXRGB4us1, tfRGB5X1us1, tfX1RGB5us1, tfR5G6B5us1, tfRGB5A1us1, tfA1RGB5us1, tfRGBA4us1, tfARGB4us1, + tfBGRX4us1, tfXBGR4us1, tfBGR5X1us1, tfX1BGR5us1, tfB5G6R5us1, tfBGR5A1us1, tfA1BGR5us1, tfBGRA4us1, tfABGR4us1: + begin + Info.biBitCount := 16; + Info.biCompression := BMP_COMP_BITFIELDS; + end; - if CreateTemp then begin - GetMem(NewImage, Trunc(FormatGetSize(Format) * TempHeight * TempWidth)); - pDest := NewImage; - end - else pDest := Data; + tfBGR8ub3, tfRGB8ub3: + begin + Info.biBitCount := 24; + if (Format = tfRGB8ub3) then + Converter := TfdBGR8ub3.Create; //use BGR8 Format Descriptor to Swap RGB Values + end; - try - // Mapping - MapFunc := FormatGetMapFunc(Format); - FormatPreparePixel(FuncRec.Dest, Format); - FormatPreparePixel(FuncRec.Source, Source.InternalFormat); + tfRGBX8ui1, tfXRGB8ui1, tfRGB10X2ui1, tfX2RGB10ui1, tfRGBA8ui1, tfARGB8ui1, tfRGBA8ub4, tfRGB10A2ui1, tfA2RGB10ui1, + tfBGRX8ui1, tfXBGR8ui1, tfBGR10X2ui1, tfX2BGR10ui1, tfBGRA8ui1, tfABGR8ui1, tfBGRA8ub4, tfBGR10A2ui1, tfA2BGR10ui1: + begin + Info.biBitCount := 32; + Info.biCompression := BMP_COMP_BITFIELDS; + end; + else + raise EglBitmapUnsupportedFormat.Create(Format); + end; + Info.biXPelsPerMeter := 2835; + Info.biYPelsPerMeter := 2835; + + // prepare bitmasks + if Info.biCompression = BMP_COMP_BITFIELDS then begin + Header.bfSize := Header.bfSize + 4 * SizeOf(Cardinal); + Header.bfOffBits := Header.bfOffBits + 4 * SizeOf(Cardinal); + + RedMask := FormatDesc.Mask.r; + GreenMask := FormatDesc.Mask.g; + BlueMask := FormatDesc.Mask.b; + AlphaMask := FormatDesc.Mask.a; + end; - FuncRec.Size := Source.Dimension; - FuncRec.Position.Fields := FuncRec.Size.Fields; + // headers + aStream.Write(Header, SizeOf(Header)); + aStream.Write(Info, SizeOf(Info)); + + // colortable + if Assigned(Converter) and (Converter is TbmpColorTableFormat) then + with (Converter as TbmpColorTableFormat) do + aStream.Write(ColorTable[0].b, + SizeOf(TbmpColorTableEnty) * Length(ColorTable)); + + // bitmasks + if Info.biCompression = BMP_COMP_BITFIELDS then begin + aStream.Write(RedMask, SizeOf(Cardinal)); + aStream.Write(GreenMask, SizeOf(Cardinal)); + aStream.Write(BlueMask, SizeOf(Cardinal)); + aStream.Write(AlphaMask, SizeOf(Cardinal)); + end; - if FormatIsUncompressed(Source.InternalFormat) then begin - // Uncompressed Images - pSource := Source.Data; - UnMapFunc := FormatGetUnMapFunc(Source.InternalFormat); + // image data + rbLineSize := Round(Info.biWidth * FormatDesc.BytesPerPixel); + wbLineSize := Round(Info.biWidth * Info.biBitCount / 8); + Padding := GetLineWidth - wbLineSize; + PaddingBuff := 0; + + pData := Data; + inc(pData, (Height-1) * rbLineSize); + + // prepare row buffer. But only for RGB because RGBA supports color masks + // so it's possible to change color within the image. + if Assigned(Converter) then begin + FormatDesc.PreparePixel(Pixel); + GetMem(ConvertBuffer, wbLineSize); + SourceFD := FormatDesc.CreateMappingData; + DestFD := Converter.CreateMappingData; + end else + ConvertBuffer := nil; - FuncRec.Position.Y := 0; - while FuncRec.Position.Y < TempHeight do begin - FuncRec.Position.X := 0; - while FuncRec.Position.X < TempWidth do begin - // Get Data - UnMapFunc(pSource, FuncRec.Source); - // Func - Func(FuncRec); - // Set Data - MapFunc(FuncRec.Dest, pDest); - Inc(FuncRec.Position.X); - end; - Inc(FuncRec.Position.Y); - end; - end else begin - // Compressed Images - FuncRec.Position.Y := 0; - while FuncRec.Position.Y < TempHeight do begin - FuncRec.Position.X := 0; - while FuncRec.Position.X < TempWidth do begin - // Get Data - fGetPixelFunc(FuncRec.Position, FuncRec.Source); - // Func - Func(FuncRec); - // Set Data - MapFunc(FuncRec.Dest, pDest); - Inc(FuncRec.Position.X); + try + for LineIdx := 0 to Height - 1 do begin + // preparing row + if Assigned(Converter) then begin + srcData := pData; + dstData := ConvertBuffer; + for PixelIdx := 0 to Info.biWidth-1 do begin + FormatDesc.Unmap(srcData, Pixel, SourceFD); + glBitmapConvertPixel(Pixel, FormatDesc, Converter); + Converter.Map(Pixel, dstData, DestFD); end; - Inc(FuncRec.Position.Y); + aStream.Write(ConvertBuffer^, wbLineSize); + end else begin + aStream.Write(pData^, rbLineSize); end; + dec(pData, rbLineSize); + if (Padding > 0) then + aStream.Write(PaddingBuff, Padding); + end; + finally + // destroy row buffer + if Assigned(ConvertBuffer) then begin + FormatDesc.FreeMappingData(SourceFD); + Converter.FreeMappingData(DestFD); + FreeMem(ConvertBuffer); end; - - // Updating Image or InternalFormat - if CreateTemp then - SetDataPointer(NewImage, Format) - else - - if Format <> InternalFormat then - SetInternalFormat(Format); - - Result := True; - except - if CreateTemp - then FreeMem(NewImage); - raise; end; + finally + if Assigned(Converter) then + Converter.Free; end; end; - -procedure glBitmapConvertCopyFunc(var FuncRec: TglBitmapFunctionRec); -begin - with FuncRec do begin - if Source.PixelDesc.RedRange > 0 then - Dest.Red := Source.Red; - - if Source.PixelDesc.GreenRange > 0 then - Dest.Green := Source.Green; - - if Source.PixelDesc.BlueRange > 0 then - Dest.Blue := Source.Blue; - - if Source.PixelDesc.AlphaRange > 0 then - Dest.Alpha := Source.Alpha; +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +//TGA///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +type + TTGAHeader = packed record + ImageID: Byte; + ColorMapType: Byte; + ImageType: Byte; + //ColorMapSpec: Array[0..4] of Byte; + ColorMapStart: Word; + ColorMapLength: Word; + ColorMapEntrySize: Byte; + OrigX: Word; + OrigY: Word; + Width: Word; + Height: Word; + Bpp: Byte; + ImageDesc: Byte; end; -end; +const + TGA_UNCOMPRESSED_RGB = 2; + TGA_UNCOMPRESSED_GRAY = 3; + TGA_COMPRESSED_RGB = 10; + TGA_COMPRESSED_GRAY = 11; -procedure glBitmapConvertCalculateRGBAFunc(var FuncRec: TglBitmapFunctionRec); -begin - with FuncRec do begin - if Source.PixelDesc.RedRange > 0 then - Dest.Red := Round(Dest.PixelDesc.RedRange * Source.Red / Source.PixelDesc.RedRange); + TGA_NONE_COLOR_TABLE = 0; - if Source.PixelDesc.GreenRange > 0 then - Dest.Green := Round(Dest.PixelDesc.GreenRange * Source.Green / Source.PixelDesc.GreenRange); +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +function TglBitmap.LoadTGA(const aStream: TStream): Boolean; +var + Header: TTGAHeader; + ImageData: System.PByte; + StartPosition: Int64; + PixelSize, LineSize: Integer; + tgaFormat: TglBitmapFormat; + FormatDesc: TFormatDescriptor; + Counter: packed record + X, Y: packed record + low, high, dir: Integer; + end; + end; - if Source.PixelDesc.BlueRange > 0 then - Dest.Blue := Round(Dest.PixelDesc.BlueRange * Source.Blue / Source.PixelDesc.BlueRange); +const + CACHE_SIZE = $4000; - if Source.PixelDesc.AlphaRange > 0 then - Dest.Alpha := Round(Dest.PixelDesc.AlphaRange * Source.Alpha / Source.PixelDesc.AlphaRange); + //////////////////////////////////////////////////////////////////////////////////////// + procedure ReadUncompressed; + var + i, j: Integer; + buf, tmp1, tmp2: System.PByte; + begin + buf := nil; + if (Counter.X.dir < 0) then + GetMem(buf, LineSize); + try + while (Counter.Y.low <> Counter.Y.high + counter.Y.dir) do begin + tmp1 := ImageData; + inc(tmp1, (Counter.Y.low * LineSize)); //pointer to LineStart + if (Counter.X.dir < 0) then begin //flip X + aStream.Read(buf^, LineSize); + tmp2 := buf; + inc(tmp2, LineSize - PixelSize); //pointer to last pixel in line + for i := 0 to Header.Width-1 do begin //for all pixels in line + for j := 0 to PixelSize-1 do begin //for all bytes in pixel + tmp1^ := tmp2^; + inc(tmp1); + inc(tmp2); + end; + dec(tmp2, 2*PixelSize); //move 2 backwards, because j-loop moved 1 forward + end; + end else + aStream.Read(tmp1^, LineSize); + inc(Counter.Y.low, Counter.Y.dir); //move to next line index + end; + finally + if Assigned(buf) then + FreeMem(buf); + end; end; -end; + //////////////////////////////////////////////////////////////////////////////////////// + procedure ReadCompressed; -procedure glBitmapConvertShiftRGBAFunc(var FuncRec: TglBitmapFunctionRec); -begin - with FuncRec do - with TglBitmapPixelDesc(CustomData^) do begin - if Source.PixelDesc.RedRange > 0 then - Dest.Red := Source.Red shr RedShift; + ///////////////////////////////////////////////////////////////// + var + TmpData: System.PByte; + LinePixelsRead: Integer; + procedure CheckLine; + begin + if (LinePixelsRead >= Header.Width) then begin + LinePixelsRead := 0; + inc(Counter.Y.low, Counter.Y.dir); //next line index + TmpData := ImageData; + inc(TmpData, Counter.Y.low * LineSize); //set line + if (Counter.X.dir < 0) then //if x flipped then + inc(TmpData, LineSize - PixelSize); //set last pixel + end; + end; + + ///////////////////////////////////////////////////////////////// + var + Cache: PByte; + CacheSize, CachePos: Integer; + procedure CachedRead(out Buffer; Count: Integer); + var + BytesRead: Integer; + begin + if (CachePos + Count > CacheSize) then begin + //if buffer overflow save non read bytes + BytesRead := 0; + if (CacheSize - CachePos > 0) then begin + BytesRead := CacheSize - CachePos; + Move(PByteArray(Cache)^[CachePos], Buffer{%H-}, BytesRead); + inc(CachePos, BytesRead); + end; - if Source.PixelDesc.GreenRange > 0 then - Dest.Green := Source.Green shr GreenShift; + //load cache from file + CacheSize := Min(CACHE_SIZE, aStream.Size - aStream.Position); + aStream.Read(Cache^, CacheSize); + CachePos := 0; - if Source.PixelDesc.BlueRange > 0 then - Dest.Blue := Source.Blue shr BlueShift; + //read rest of requested bytes + if (Count - BytesRead > 0) then begin + Move(PByteArray(Cache)^[CachePos], TByteArray(Buffer)[BytesRead], Count - BytesRead); + inc(CachePos, Count - BytesRead); + end; + end else begin + //if no buffer overflow just read the data + Move(PByteArray(Cache)^[CachePos], Buffer, Count); + inc(CachePos, Count); + end; + end; - if Source.PixelDesc.AlphaRange > 0 then - Dest.Alpha := Source.Alpha shr AlphaShift; + procedure PixelToBuffer(const aData: PByte; var aBuffer: PByte); + begin + case PixelSize of + 1: begin + aBuffer^ := aData^; + inc(aBuffer, Counter.X.dir); + end; + 2: begin + PWord(aBuffer)^ := PWord(aData)^; + inc(aBuffer, 2 * Counter.X.dir); + end; + 3: begin + PByteArray(aBuffer)^[0] := PByteArray(aData)^[0]; + PByteArray(aBuffer)^[1] := PByteArray(aData)^[1]; + PByteArray(aBuffer)^[2] := PByteArray(aData)^[2]; + inc(aBuffer, 3 * Counter.X.dir); + end; + 4: begin + PCardinal(aBuffer)^ := PCardinal(aData)^; + inc(aBuffer, 4 * Counter.X.dir); + end; + end; end; -end; + var + TotalPixelsToRead, TotalPixelsRead: Integer; + Temp: Byte; + buf: array [0..3] of Byte; //1 pixel is max 32bit long + PixelRepeat: Boolean; + PixelsToRead, PixelCount: Integer; + begin + CacheSize := 0; + CachePos := 0; -function TglBitmap.ConvertTo(NewFormat: TglBitmapInternalFormat): boolean; -var - Source, Dest: TglBitmapPixelData; - PixelDesc: TglBitmapPixelDesc; + TotalPixelsToRead := Header.Width * Header.Height; + TotalPixelsRead := 0; + LinePixelsRead := 0; - function CopyDirect: Boolean; - begin - Result := - ((Source.PixelDesc.RedRange = Dest.PixelDesc.RedRange) or (Source.PixelDesc.RedRange = 0) or (Dest.PixelDesc.RedRange = 0)) and - ((Source.PixelDesc.GreenRange = Dest.PixelDesc.GreenRange) or (Source.PixelDesc.GreenRange = 0) or (Dest.PixelDesc.GreenRange = 0)) and - ((Source.PixelDesc.BlueRange = Dest.PixelDesc.BlueRange) or (Source.PixelDesc.BlueRange = 0) or (Dest.PixelDesc.BlueRange = 0)) and - ((Source.PixelDesc.AlphaRange = Dest.PixelDesc.AlphaRange) or (Source.PixelDesc.AlphaRange = 0) or (Dest.PixelDesc.AlphaRange = 0)); - end; + GetMem(Cache, CACHE_SIZE); + try + TmpData := ImageData; + inc(TmpData, Counter.Y.low * LineSize); //set line + if (Counter.X.dir < 0) then //if x flipped then + inc(TmpData, LineSize - PixelSize); //set last pixel - function CanShift: Boolean; - begin - Result := - ((Source.PixelDesc.RedRange >= Dest.PixelDesc.RedRange ) or (Source.PixelDesc.RedRange = 0) or (Dest.PixelDesc.RedRange = 0)) and - ((Source.PixelDesc.GreenRange >= Dest.PixelDesc.GreenRange) or (Source.PixelDesc.GreenRange = 0) or (Dest.PixelDesc.GreenRange = 0)) and - ((Source.PixelDesc.BlueRange >= Dest.PixelDesc.BlueRange ) or (Source.PixelDesc.BlueRange = 0) or (Dest.PixelDesc.BlueRange = 0)) and - ((Source.PixelDesc.AlphaRange >= Dest.PixelDesc.AlphaRange) or (Source.PixelDesc.AlphaRange = 0) or (Dest.PixelDesc.AlphaRange = 0)); + repeat + //read CommandByte + CachedRead(Temp, 1); + PixelRepeat := (Temp and $80) > 0; + PixelsToRead := (Temp and $7F) + 1; + inc(TotalPixelsRead, PixelsToRead); + + if PixelRepeat then + CachedRead(buf[0], PixelSize); + while (PixelsToRead > 0) do begin + CheckLine; + PixelCount := Min(Header.Width - LinePixelsRead, PixelsToRead); //max read to EOL or EOF + while (PixelCount > 0) do begin + if not PixelRepeat then + CachedRead(buf[0], PixelSize); + PixelToBuffer(@buf[0], TmpData); + inc(LinePixelsRead); + dec(PixelsToRead); + dec(PixelCount); + end; + end; + until (TotalPixelsRead >= TotalPixelsToRead); + finally + FreeMem(Cache); + end; end; - function GetShift(Source, Dest: Cardinal) : ShortInt; + function IsGrayFormat: Boolean; begin - Result := 0; - - while (Source > Dest) and (Source > 0) do begin - Inc(Result); - Source := Source shr 1; - end; + result := Header.ImageType in [TGA_UNCOMPRESSED_GRAY, TGA_COMPRESSED_GRAY]; end; begin - if NewFormat <> InternalFormat then begin - FormatPreparePixel(Source, InternalFormat); - FormatPreparePixel(Dest, NewFormat); + result := false; - if CopyDirect then - Result := AddFunc(Self, glBitmapConvertCopyFunc, False, NewFormat) - else - if CanShift then begin - PixelDesc.RedShift := GetShift(Source.PixelDesc.RedRange, Dest.PixelDesc.RedRange); - PixelDesc.GreenShift := GetShift(Source.PixelDesc.GreenRange, Dest.PixelDesc.GreenRange); - PixelDesc.BlueShift := GetShift(Source.PixelDesc.BlueRange, Dest.PixelDesc.BlueRange); - PixelDesc.AlphaShift := GetShift(Source.PixelDesc.AlphaRange, Dest.PixelDesc.AlphaRange); + // reading header to test file and set cursor back to begin + StartPosition := aStream.Position; + aStream.Read(Header{%H-}, SizeOf(Header)); - Result := AddFunc(Self, glBitmapConvertShiftRGBAFunc, False, NewFormat, @PixelDesc); - end - else Result := AddFunc(Self, glBitmapConvertCalculateRGBAFunc, False, NewFormat); - end - else Result := True; -end; + // no colormapped files + if (Header.ColorMapType = TGA_NONE_COLOR_TABLE) and (Header.ImageType in [ + TGA_UNCOMPRESSED_RGB, TGA_UNCOMPRESSED_GRAY, TGA_COMPRESSED_RGB, TGA_COMPRESSED_GRAY]) then + begin + try + if Header.ImageID <> 0 then // skip image ID + aStream.Position := aStream.Position + Header.ImageID; + tgaFormat := tfEmpty; + case Header.Bpp of + 8: if IsGrayFormat then case (Header.ImageDesc and $F) of + 0: tgaFormat := tfLuminance8ub1; + 8: tgaFormat := tfAlpha8ub1; + end; -function TglBitmap.RemoveAlpha: Boolean; -begin - Result := False; + 16: if IsGrayFormat then case (Header.ImageDesc and $F) of + 0: tgaFormat := tfLuminance16us1; + 8: tgaFormat := tfLuminance8Alpha8ub2; + end else case (Header.ImageDesc and $F) of + 0: tgaFormat := tfX1RGB5us1; + 1: tgaFormat := tfA1RGB5us1; + 4: tgaFormat := tfARGB4us1; + end; - if (Assigned(Data)) then begin - if not (FormatIsUncompressed(InternalFormat) or FormatHasAlpha(InternalFormat)) then - raise EglBitmapUnsupportedInternalFormat.Create('RemoveAlpha - ' + UNSUPPORTED_INTERNAL_FORMAT); + 24: if not IsGrayFormat then case (Header.ImageDesc and $F) of + 0: tgaFormat := tfBGR8ub3; + end; - Result := ConvertTo(FormatGetWithoutAlpha(InternalFormat)); - end; -end; + 32: if IsGrayFormat then case (Header.ImageDesc and $F) of + 0: tgaFormat := tfDepth32ui1; + end else case (Header.ImageDesc and $F) of + 0: tgaFormat := tfX2RGB10ui1; + 2: tgaFormat := tfA2RGB10ui1; + 8: tgaFormat := tfARGB8ui1; + end; + end; + if (tgaFormat = tfEmpty) then + raise EglBitmap.Create('LoadTga - unsupported format'); -function TglBitmap.AddAlphaFromFunc(Func: TglBitmapFunction; CustomData: Pointer): boolean; -begin - if not FormatIsUncompressed(InternalFormat) then - raise EglBitmapUnsupportedInternalFormat.Create('AddAlphaFromFunc - ' + UNSUPPORTED_INTERNAL_FORMAT); + FormatDesc := TFormatDescriptor.Get(tgaFormat); + PixelSize := FormatDesc.GetSize(1, 1); + LineSize := FormatDesc.GetSize(Header.Width, 1); - Result := AddFunc(Self, Func, False, FormatGetWithAlpha(InternalFormat), CustomData); -end; + GetMem(ImageData, LineSize * Header.Height); + try + //column direction + if ((Header.ImageDesc and (1 shl 4)) > 0) then begin + Counter.X.low := Header.Height-1;; + Counter.X.high := 0; + Counter.X.dir := -1; + end else begin + Counter.X.low := 0; + Counter.X.high := Header.Height-1; + Counter.X.dir := 1; + end; + // Row direction + if ((Header.ImageDesc and (1 shl 5)) > 0) then begin + Counter.Y.low := 0; + Counter.Y.high := Header.Height-1; + Counter.Y.dir := 1; + end else begin + Counter.Y.low := Header.Height-1;; + Counter.Y.high := 0; + Counter.Y.dir := -1; + end; -function TglBitmap.GetHeight: Integer; -begin - if ffY in fDimension.Fields then - Result := fDimension.Y - else - Result := -1; -end; + // Read Image + case Header.ImageType of + TGA_UNCOMPRESSED_RGB, TGA_UNCOMPRESSED_GRAY: + ReadUncompressed; + TGA_COMPRESSED_RGB, TGA_COMPRESSED_GRAY: + ReadCompressed; + end; + SetDataPointer(ImageData, tgaFormat, Header.Width, Header.Height); //be careful, Data could be freed by this method + result := true; + except + if Assigned(ImageData) then + FreeMem(ImageData); + raise; + end; + finally + aStream.Position := StartPosition; + end; + end + else aStream.Position := StartPosition; +end; -function TglBitmap.GetWidth: Integer; -begin - if ffX in fDimension.Fields then - Result := fDimension.X +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure TglBitmap.SaveTGA(const aStream: TStream); +var + Header: TTGAHeader; + Size: Integer; + FormatDesc: TFormatDescriptor; +begin + if not (ftTGA in FormatGetSupportedFiles(Format)) then + raise EglBitmapUnsupportedFormat.Create(Format); + + //prepare header + FormatDesc := TFormatDescriptor.Get(Format); + FillChar(Header{%H-}, SizeOf(Header), 0); + Header.ImageDesc := CountSetBits(FormatDesc.Range.a) and $F; + Header.Bpp := FormatDesc.BitsPerPixel; + Header.Width := Width; + Header.Height := Height; + Header.ImageDesc := Header.ImageDesc or $20; //flip y + if FormatDesc.IsGrayscale or (not FormatDesc.IsGrayscale and not FormatDesc.HasRed and FormatDesc.HasAlpha) then + Header.ImageType := TGA_UNCOMPRESSED_GRAY else - Result := -1; + Header.ImageType := TGA_UNCOMPRESSED_RGB; + aStream.Write(Header, SizeOf(Header)); + + // write Data + Size := FormatDesc.GetSize(Dimension); + aStream.Write(Data^, Size); end; +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +//DDS///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +const + DDS_MAGIC: Cardinal = $20534444; -function TglBitmap.GetFileHeight: Integer; -begin - Result := Max(1, Height); -end; + // DDS_header.dwFlags + DDSD_CAPS = $00000001; + DDSD_HEIGHT = $00000002; + DDSD_WIDTH = $00000004; + DDSD_PIXELFORMAT = $00001000; + + // DDS_header.sPixelFormat.dwFlags + DDPF_ALPHAPIXELS = $00000001; + DDPF_ALPHA = $00000002; + DDPF_FOURCC = $00000004; + DDPF_RGB = $00000040; + DDPF_LUMINANCE = $00020000; + // DDS_header.sCaps.dwCaps1 + DDSCAPS_TEXTURE = $00001000; -function TglBitmap.GetFileWidth: Integer; -begin - Result := Max(1, Width); -end; + // DDS_header.sCaps.dwCaps2 + DDSCAPS2_CUBEMAP = $00000200; + D3DFMT_DXT1 = $31545844; + D3DFMT_DXT3 = $33545844; + D3DFMT_DXT5 = $35545844; -procedure glBitmapAlphaFunc(var FuncRec: TglBitmapFunctionRec); -var - Temp: Single; -begin - with FuncRec do begin - Temp := - Source.Red / Source.PixelDesc.RedRange * 0.3 + - Source.Green / Source.PixelDesc.GreenRange * 0.59 + - Source.Blue / Source.PixelDesc.BlueRange * 0.11; +type + TDDSPixelFormat = packed record + dwSize: Cardinal; + dwFlags: Cardinal; + dwFourCC: Cardinal; + dwRGBBitCount: Cardinal; + dwRBitMask: Cardinal; + dwGBitMask: Cardinal; + dwBBitMask: Cardinal; + dwABitMask: Cardinal; + end; - Dest.Alpha := Round (Dest.PixelDesc.AlphaRange * Temp); + TDDSCaps = packed record + dwCaps1: Cardinal; + dwCaps2: Cardinal; + dwDDSX: Cardinal; + dwReserved: Cardinal; end; -end; + TDDSHeader = packed record + dwSize: Cardinal; + dwFlags: Cardinal; + dwHeight: Cardinal; + dwWidth: Cardinal; + dwPitchOrLinearSize: Cardinal; + dwDepth: Cardinal; + dwMipMapCount: Cardinal; + dwReserved: array[0..10] of Cardinal; + PixelFormat: TDDSPixelFormat; + Caps: TDDSCaps; + dwReserved2: Cardinal; + end; -function TglBitmap.AddAlphaFromglBitmap(glBitmap: TglBitmap; Func: TglBitmapFunction; CustomData: Pointer): boolean; +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +function TglBitmap.LoadDDS(const aStream: TStream): Boolean; var - pDest, pDest2, pSource: pByte; - TempHeight, TempWidth: Integer; - MapFunc: TglBitmapMapFunc; - DestUnMapFunc, UnMapFunc: TglBitmapUnMapFunc; + Header: TDDSHeader; + Converter: TbmpBitfieldFormat; - FuncRec: TglBitmapFunctionRec; -begin - Result := False; + function GetDDSFormat: TglBitmapFormat; + var + fd: TFormatDescriptor; + i: Integer; + Mask: TglBitmapRec4ul; + Range: TglBitmapRec4ui; + match: Boolean; + begin + result := tfEmpty; + with Header.PixelFormat do begin + // Compresses + if ((dwFlags and DDPF_FOURCC) > 0) then begin + case Header.PixelFormat.dwFourCC of + D3DFMT_DXT1: result := tfS3tcDtx1RGBA; + D3DFMT_DXT3: result := tfS3tcDtx3RGBA; + D3DFMT_DXT5: result := tfS3tcDtx5RGBA; + end; + end else if ((dwFlags and (DDPF_RGB or DDPF_ALPHAPIXELS or DDPF_LUMINANCE or DDPF_ALPHA)) > 0) then begin + // prepare masks + if ((dwFlags and DDPF_LUMINANCE) = 0) then begin + Mask.r := dwRBitMask; + Mask.g := dwGBitMask; + Mask.b := dwBBitMask; + end else begin + Mask.r := dwRBitMask; + Mask.g := dwRBitMask; + Mask.b := dwRBitMask; + end; + if (dwFlags and DDPF_ALPHAPIXELS > 0) then + Mask.a := dwABitMask + else + Mask.a := 0;; + + //find matching format + fd := TFormatDescriptor.GetFromMask(Mask, dwRGBBitCount); + result := fd.Format; + if (result <> tfEmpty) then + exit; + + //find format with same Range + for i := 0 to 3 do + Range.arr[i] := (2 shl CountSetBits(Mask.arr[i])) - 1; + for result := High(TglBitmapFormat) downto Low(TglBitmapFormat) do begin + fd := TFormatDescriptor.Get(result); + match := true; + for i := 0 to 3 do + if (fd.Range.arr[i] <> Range.arr[i]) then begin + match := false; + break; + end; + if match then + break; + end; - assert(Assigned(Data)); - assert(Assigned(glBitmap)); - assert(Assigned(glBitmap.Data)); + //no format with same range found -> use default + if (result = tfEmpty) then begin + if (dwABitMask > 0) then + result := tfRGBA8ui1 + else + result := tfRGB8ub3; + end; - if ((glBitmap.Width = Width) and (glBitmap.Height = Height)) then begin - // Convert to Data with Alpha - Result := ConvertTo(FormatGetWithAlpha(FormatGetUncompressed(InternalFormat))); + Converter := TbmpBitfieldFormat.Create; + Converter.SetValues(dwRGBBitCount, glBitmapRec4ul(dwRBitMask, dwGBitMask, dwBBitMask, dwABitMask)); + end; + end; + end; - if not Assigned(Func) then - Func := glBitmapAlphaFunc; +var + StreamPos: Int64; + x, y, LineSize, RowSize, Magic: Cardinal; + NewImage, TmpData, RowData, SrcData: System.PByte; + SourceMD, DestMD: Pointer; + Pixel: TglBitmapPixelData; + ddsFormat: TglBitmapFormat; + FormatDesc: TFormatDescriptor; + +begin + result := false; + Converter := nil; + StreamPos := aStream.Position; + + // Magic + aStream.Read(Magic{%H-}, sizeof(Magic)); + if (Magic <> DDS_MAGIC) then begin + aStream.Position := StreamPos; + exit; + end; + + //Header + aStream.Read(Header{%H-}, sizeof(Header)); + if (Header.dwSize <> SizeOf(Header)) or + ((Header.dwFlags and (DDSD_PIXELFORMAT or DDSD_CAPS or DDSD_WIDTH or DDSD_HEIGHT)) <> + (DDSD_PIXELFORMAT or DDSD_CAPS or DDSD_WIDTH or DDSD_HEIGHT)) then + begin + aStream.Position := StreamPos; + exit; + end; - // Values - TempHeight := glBitmap.FileHeight; - TempWidth := glBitmap.FileWidth; + if ((Header.Caps.dwCaps1 and DDSCAPS2_CUBEMAP) > 0) then + raise EglBitmap.Create('LoadDDS - CubeMaps are not supported'); - FuncRec.Sender := Self; - FuncRec.CustomData := CustomData; + ddsFormat := GetDDSFormat; + try + if (ddsFormat = tfEmpty) then + raise EglBitmap.Create('LoadDDS - unsupported Pixelformat found.'); - pDest := Data; - pDest2 := Data; - pSource := glBitmap.Data; + FormatDesc := TFormatDescriptor.Get(ddsFormat); + LineSize := Trunc(Header.dwWidth * FormatDesc.BytesPerPixel); + GetMem(NewImage, Header.dwHeight * LineSize); + try + TmpData := NewImage; + + //Converter needed + if Assigned(Converter) then begin + RowSize := Round(Header.dwWidth * Header.PixelFormat.dwRGBBitCount / 8); + GetMem(RowData, RowSize); + SourceMD := Converter.CreateMappingData; + DestMD := FormatDesc.CreateMappingData; + try + for y := 0 to Header.dwHeight-1 do begin + TmpData := NewImage; + inc(TmpData, y * LineSize); + SrcData := RowData; + aStream.Read(SrcData^, RowSize); + for x := 0 to Header.dwWidth-1 do begin + Converter.Unmap(SrcData, Pixel, SourceMD); + glBitmapConvertPixel(Pixel, Converter, FormatDesc); + FormatDesc.Map(Pixel, TmpData, DestMD); + end; + end; + finally + Converter.FreeMappingData(SourceMD); + FormatDesc.FreeMappingData(DestMD); + FreeMem(RowData); + end; + end else - // Mapping - FormatPreparePixel(FuncRec.Dest, InternalFormat); - FormatPreparePixel(FuncRec.Source, glBitmap.InternalFormat); - MapFunc := FormatGetMapFunc(InternalFormat); - DestUnMapFunc := FormatGetUnMapFunc(InternalFormat); - UnMapFunc := FormatGetUnMapFunc(glBitmap.InternalFormat); + // Compressed + if ((Header.PixelFormat.dwFlags and DDPF_FOURCC) > 0) then begin + RowSize := Header.dwPitchOrLinearSize div Header.dwWidth; + for Y := 0 to Header.dwHeight-1 do begin + aStream.Read(TmpData^, RowSize); + Inc(TmpData, LineSize); + end; + end else - FuncRec.Size := Dimension; - FuncRec.Position.Fields := FuncRec.Size.Fields; + // Uncompressed + if (Header.PixelFormat.dwFlags and (DDPF_RGB or DDPF_ALPHAPIXELS or DDPF_LUMINANCE)) > 0 then begin + RowSize := (Header.PixelFormat.dwRGBBitCount * Header.dwWidth) shr 3; + for Y := 0 to Header.dwHeight-1 do begin + aStream.Read(TmpData^, RowSize); + Inc(TmpData, LineSize); + end; + end else + raise EglBitmap.Create('LoadDDS - unsupported Pixelformat found.'); - FuncRec.Position.Y := 0; - while FuncRec.Position.Y < TempHeight do begin - FuncRec.Position.X := 0; - while FuncRec.Position.X < TempWidth do begin - // Get Data - UnMapFunc(pSource, FuncRec.Source); - DestUnMapFunc(pDest2, FuncRec.Dest); - // Func - Func(FuncRec); - // Set Data - MapFunc(FuncRec.Dest, pDest); - Inc(FuncRec.Position.X); - end; - Inc(FuncRec.Position.Y); + SetDataPointer(NewImage, ddsFormat, Header.dwWidth, Header.dwHeight); //be careful, Data could be freed by this method + result := true; + except + if Assigned(NewImage) then + FreeMem(NewImage); + raise; end; + finally + FreeAndNil(Converter); end; end; - -procedure TglBitmap.SetBorderColor(Red, Green, Blue, Alpha: Single); -begin - fBorderColor[0] := Red; - fBorderColor[1] := Green; - fBorderColor[2] := Blue; - fBorderColor[3] := Alpha; - - if ID > 0 then begin - Bind (False); - - glTexParameterfv(Target, GL_TEXTURE_BORDER_COLOR, @fBorderColor[0]); - end; -end; - - -{ TglBitmap2D } - -procedure TglBitmap2D.SetDataPointer(Data: pByte; Format: TglBitmapInternalFormat; Width, Height: Integer); +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure TglBitmap.SaveDDS(const aStream: TStream); var - Idx, LineWidth: Integer; + Header: TDDSHeader; + FormatDesc: TFormatDescriptor; begin - inherited; - - // Format - if FormatIsUncompressed(Format) then begin - fUnmapFunc := FormatGetUnMapFunc(Format); - fGetPixelFunc := GetPixel2DUnmap; + if not (ftDDS in FormatGetSupportedFiles(Format)) then + raise EglBitmapUnsupportedFormat.Create(Format); - fMapFunc := FormatGetMapFunc(Format); - fSetPixelFunc := SetPixel2DUnmap; + FormatDesc := TFormatDescriptor.Get(Format); - // Assigning Data - if Assigned(Data) then begin - SetLength(fLines, GetHeight); - - LineWidth := Trunc(GetWidth * FormatGetSize(InternalFormat)); + // Generell + FillChar(Header{%H-}, SizeOf(Header), 0); + Header.dwSize := SizeOf(Header); + Header.dwFlags := DDSD_WIDTH or DDSD_HEIGHT or DDSD_CAPS or DDSD_PIXELFORMAT; - for Idx := 0 to GetHeight -1 do begin - fLines[Idx] := Data; - Inc(fLines[Idx], Idx * LineWidth); - end; - end - else SetLength(fLines, 0); - end else begin - SetLength(fLines, 0); + Header.dwWidth := Max(1, Width); + Header.dwHeight := Max(1, Height); - fSetPixelFunc := nil; + // Caps + Header.Caps.dwCaps1 := DDSCAPS_TEXTURE; + // Pixelformat + Header.PixelFormat.dwSize := sizeof(Header); + if (FormatDesc.IsCompressed) then begin + Header.PixelFormat.dwFlags := Header.PixelFormat.dwFlags or DDPF_FOURCC; case Format of - ifDXT1: - fGetPixelFunc := GetPixel2DDXT1; - ifDXT3: - fGetPixelFunc := GetPixel2DDXT3; - ifDXT5: - fGetPixelFunc := GetPixel2DDXT5; - else - fGetPixelFunc := nil; + tfS3tcDtx1RGBA: Header.PixelFormat.dwFourCC := D3DFMT_DXT1; + tfS3tcDtx3RGBA: Header.PixelFormat.dwFourCC := D3DFMT_DXT3; + tfS3tcDtx5RGBA: Header.PixelFormat.dwFourCC := D3DFMT_DXT5; end; + end else if not FormatDesc.HasColor and FormatDesc.HasAlpha then begin + Header.PixelFormat.dwFlags := Header.PixelFormat.dwFlags or DDPF_ALPHA; + Header.PixelFormat.dwRGBBitCount := FormatDesc.BitsPerPixel; + Header.PixelFormat.dwABitMask := FormatDesc.Mask.a; + end else if FormatDesc.IsGrayscale then begin + Header.PixelFormat.dwFlags := Header.PixelFormat.dwFlags or DDPF_LUMINANCE; + Header.PixelFormat.dwRGBBitCount := FormatDesc.BitsPerPixel; + Header.PixelFormat.dwRBitMask := FormatDesc.Mask.r; + Header.PixelFormat.dwABitMask := FormatDesc.Mask.a; + end else begin + Header.PixelFormat.dwFlags := Header.PixelFormat.dwFlags or DDPF_RGB; + Header.PixelFormat.dwRGBBitCount := FormatDesc.BitsPerPixel; + Header.PixelFormat.dwRBitMask := FormatDesc.Mask.r; + Header.PixelFormat.dwGBitMask := FormatDesc.Mask.g; + Header.PixelFormat.dwBBitMask := FormatDesc.Mask.b; + Header.PixelFormat.dwABitMask := FormatDesc.Mask.a; end; -end; + if (FormatDesc.HasAlpha) then + Header.PixelFormat.dwFlags := Header.PixelFormat.dwFlags or DDPF_ALPHAPIXELS; -procedure TglBitmap2D.GetDXTColorBlock(pData: pByte; relX, relY: Integer; var Pixel: TglBitmapPixelData); -type - PDXT1Chunk = ^TDXT1Chunk; - TDXT1Chunk = packed record - Color1: WORD; - Color2: WORD; - Pixels: array [0..3] of byte; - end; + aStream.Write(DDS_MAGIC, sizeof(DDS_MAGIC)); + aStream.Write(Header, SizeOf(Header)); + aStream.Write(Data^, FormatDesc.GetSize(Dimension)); +end; +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +//TglBitmap1D///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure TglBitmap1D.SetDataPointer(var aData: PByte; const aFormat: TglBitmapFormat; + const aWidth: Integer; const aHeight: Integer); var - BasePtr: pDXT1Chunk; - PixPos: Integer; - Colors: array [0..3] of TRGBQuad; + pTemp: pByte; + Size: Integer; begin - BasePtr := pDXT1Chunk(pData); - - PixPos := BasePtr^.Pixels[relY] shr (relX * 2) and $3; - - if PixPos in [0, 2, 3] then begin - Colors[0].rgbRed := BasePtr^.Color1 and $F800 shr 8; - Colors[0].rgbGreen := BasePtr^.Color1 and $07E0 shr 3; - Colors[0].rgbBlue := BasePtr^.Color1 and $001F shl 3; - Colors[0].rgbReserved := 255; - end; - - if PixPos in [1, 2, 3] then begin - Colors[1].rgbRed := BasePtr^.Color2 and $F800 shr 8; - Colors[1].rgbGreen := BasePtr^.Color2 and $07E0 shr 3; - Colors[1].rgbBlue := BasePtr^.Color2 and $001F shl 3; - Colors[1].rgbReserved := 255; - end; - - if PixPos = 2 then begin - Colors[2].rgbRed := (Colors[0].rgbRed * 67 + Colors[1].rgbRed * 33) div 100; - Colors[2].rgbGreen := (Colors[0].rgbGreen * 67 + Colors[1].rgbGreen * 33) div 100; - Colors[2].rgbBlue := (Colors[0].rgbBlue * 67 + Colors[1].rgbBlue * 33) div 100; - Colors[2].rgbReserved := 255; - end; - - if PixPos = 3 then begin - Colors[3].rgbRed := (Colors[0].rgbRed * 33 + Colors[1].rgbRed * 67) div 100; - Colors[3].rgbGreen := (Colors[0].rgbGreen * 33 + Colors[1].rgbGreen * 67) div 100; - Colors[3].rgbBlue := (Colors[0].rgbBlue * 33 + Colors[1].rgbBlue * 67) div 100; - if BasePtr^.Color1 > BasePtr^.Color2 then - Colors[3].rgbReserved := 255 - else - Colors[3].rgbReserved := 0; - end; - - Pixel.Red := Colors[PixPos].rgbRed; - Pixel.Green := Colors[PixPos].rgbGreen; - Pixel.Blue := Colors[PixPos].rgbBlue; - Pixel.Alpha := Colors[PixPos].rgbReserved; + if (aHeight > 1) then begin + Size := TFormatDescriptor.Get(aFormat).GetSize(aWidth, 1); + GetMem(pTemp, Size); + try + Move(aData^, pTemp^, Size); + FreeMem(aData); + aData := nil; + except + FreeMem(pTemp); + raise; + end; + end else + pTemp := aData; + inherited SetDataPointer(pTemp, aFormat, aWidth); end; - -procedure TglBitmap2D.GetPixel2DDXT1(const Pos: TglBitmapPixelPosition; var Pixel: TglBitmapPixelData); +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +function TglBitmap1D.FlipHorz: Boolean; var - BasePtr: pByte; - PosX, PosY: Integer; + Col: Integer; + pTempDest, pDest, pSource: PByte; begin - inherited; - - if (Pos.Y <= Height) and (Pos.X <= Width) then begin - PosX := Pos.X div 4; - PosY := Pos.Y div 4; - - BasePtr := Data; - Inc(BasePtr, (PosY * Width div 4 + PosX) * 8); - - GetDXTColorBlock(BasePtr, Pos.X - PosX * 4, Pos.Y - PosY * 4, Pixel); + result := inherited FlipHorz; + if Assigned(Data) and not TFormatDescriptor.Get(Format).IsCompressed then begin + pSource := Data; + GetMem(pDest, fRowSize); + try + pTempDest := pDest; + Inc(pTempDest, fRowSize); + for Col := 0 to Width-1 do begin + dec(pTempDest, fPixelSize); //dec before, because ptr is behind last byte of data + Move(pSource^, pTempDest^, fPixelSize); + Inc(pSource, fPixelSize); + end; + SetDataPointer(pDest, Format, Width); //be careful, Data could be freed by this method + result := true; + except + if Assigned(pDest) then + FreeMem(pDest); + raise; + end; end; end; - -procedure TglBitmap2D.GetPixel2DDXT3(const Pos: TglBitmapPixelPosition; var Pixel: TglBitmapPixelData); -type - PDXT3AlphaChunk = ^TDXT3AlphaChunk; - TDXT3AlphaChunk = array [0..3] of WORD; - +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure TglBitmap1D.UploadData(const aBuildWithGlu: Boolean); var - ColorPtr: pByte; - AlphaPtr: PDXT3AlphaChunk; - PosX, PosY, relX, relY: Integer; + FormatDesc: TFormatDescriptor; begin - inherited; - - if (Pos.Y <= Height) and (Pos.X <= Width) then begin - PosX := Pos.X div 4; - PosY := Pos.Y div 4; - relX := Pos.X - PosX * 4; - relY := Pos.Y - PosY * 4; - - // get color value - AlphaPtr := PDXT3AlphaChunk(Data); - Inc(AlphaPtr, (PosY * Width div 4 + PosX) * 2); - - ColorPtr := pByte(AlphaPtr); - Inc(ColorPtr, 8); - - GetDXTColorBlock(ColorPtr, relX, relY, Pixel); + // Upload data + FormatDesc := TFormatDescriptor.Get(Format); + if FormatDesc.IsCompressed then begin + if not Assigned(glCompressedTexImage1D) then + raise EglBitmap.Create('compressed formats not supported by video adapter'); + glCompressedTexImage1D(Target, 0, FormatDesc.glInternalFormat, Width, 0, FormatDesc.GetSize(Width, 1), Data) + end else if aBuildWithGlu then + gluBuild1DMipmaps(Target, FormatDesc.glInternalFormat, Width, FormatDesc.glFormat, FormatDesc.glDataFormat, Data) + else + glTexImage1D(Target, 0, FormatDesc.glInternalFormat, Width, 0, FormatDesc.glFormat, FormatDesc.glDataFormat, Data); - // extracting alpha - Pixel.Alpha := AlphaPtr^[relY] shr (4 * relX) and $0F shl 4; - end; + // Free Data + if (FreeDataAfterGenTexture) then + FreeData; end; - -procedure TglBitmap2D.GetPixel2DDXT5(const Pos: TglBitmapPixelPosition; var Pixel: TglBitmapPixelData); +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure TglBitmap1D.GenTexture(const aTestTextureSize: Boolean); var - ColorPtr: pByte; - AlphaPtr: PInt64; - PixPos, PosX, PosY, relX, relY: Integer; - Alpha0, Alpha1: Byte; + BuildWithGlu, TexRec: Boolean; + TexSize: Integer; begin - inherited; - - if (Pos.Y <= Height) and (Pos.X <= Width) then begin - PosX := Pos.X div 4; - PosY := Pos.Y div 4; - relX := Pos.X - PosX * 4; - relY := Pos.Y - PosY * 4; - - // get color value - AlphaPtr := PInt64(Data); - Inc(AlphaPtr, (PosY * Width div 4 + PosX) * 2); - - ColorPtr := pByte(AlphaPtr); - Inc(ColorPtr, 8); - - GetDXTColorBlock(ColorPtr, relX, relY, Pixel); - - // extracting alpha - Alpha0 := AlphaPtr^ and $FF; - Alpha1 := AlphaPtr^ shr 8 and $FF; - - PixPos := AlphaPtr^ shr (16 + (relY * 4 + relX) * 3) and $07; - - // use alpha 0 - if PixPos = 0 then begin - Pixel.Alpha := Alpha0; - end else - - // use alpha 1 - if PixPos = 1 then begin - Pixel.Alpha := Alpha1; - end else - - // alpha interpolate 7 Steps - if Alpha0 > Alpha1 then begin - Pixel.Alpha := ((8 - PixPos) * Alpha0 + (PixPos - 1) * Alpha1) div 7; - end else + if Assigned(Data) then begin + // Check Texture Size + if (aTestTextureSize) then begin + glGetIntegerv(GL_MAX_TEXTURE_SIZE, @TexSize); - // alpha is 100% transparent or not transparent - if PixPos >= 6 then begin - if PixPos = 6 then - Pixel.Alpha := 0 - else - Pixel.Alpha := 255; - end else + if (Width > TexSize) then + raise EglBitmapSizeToLarge.Create('TglBitmap1D.GenTexture - The size for the texture is to large. It''s may be not conform with the Hardware.'); - // alpha interpolate 5 Steps - begin - Pixel.Alpha := ((6 - PixPos) * Alpha0 + (PixPos - 1) * Alpha1) div 5; + TexRec := (GL_ARB_texture_rectangle or GL_EXT_texture_rectangle or GL_NV_texture_rectangle) and + (Target = GL_TEXTURE_RECTANGLE); + if not (IsPowerOfTwo(Width) or GL_ARB_texture_non_power_of_two or GL_VERSION_2_0 or TexRec) then + raise EglBitmapNonPowerOfTwo.Create('TglBitmap1D.GenTexture - Rendercontex dosn''t support non power of two texture.'); end; + + CreateId; + SetupParameters(BuildWithGlu); + UploadData(BuildWithGlu); + glAreTexturesResident(1, @fID, @fIsResident); end; end; - -procedure TglBitmap2D.GetPixel2DUnmap(const Pos: TglBitmapPixelPosition; var Pixel: TglBitmapPixelData); -var - pTemp: pByte; +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure TglBitmap1D.AfterConstruction; begin - pTemp := fLines[Pos.Y]; - Inc(pTemp, Pos.X * fPixelSize); - - fUnmapFunc(pTemp, Pixel); + inherited; + Target := GL_TEXTURE_1D; end; - -procedure TglBitmap2D.SetPixel2DUnmap(const Pos: TglBitmapPixelPosition; const Pixel: TglBitmapPixelData); -var - pTemp: pByte; +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +//TglBitmap2D///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +function TglBitmap2D.GetScanline(const aIndex: Integer): Pointer; begin - pTemp := fLines[Pos.Y]; - Inc(pTemp, Pos.X * fPixelSize); - - fMapFunc(Pixel, pTemp); + if (aIndex >= Low(fLines)) and (aIndex <= High(fLines)) then + result := fLines[aIndex] + else + result := nil; end; - -function TglBitmap2D.FlipHorz: Boolean; +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure TglBitmap2D.SetDataPointer(var aData: PByte; const aFormat: TglBitmapFormat; + const aWidth: Integer; const aHeight: Integer); var - Col, Row: Integer; - pTempDest, pDest, pSource: pByte; - ImgSize: Integer; + Idx, LineWidth: Integer; begin - Result := Inherited FlipHorz; - - if Assigned(Data) then begin - pSource := Data; - ImgSize := Height * fRowSize; + inherited SetDataPointer(aData, aFormat, aWidth, aHeight); - GetMem(pDest, ImgSize); - try - pTempDest := pDest; - - Dec(pTempDest, fRowSize + fPixelSize); - for Row := 0 to Height -1 do begin - Inc(pTempDest, fRowSize * 2); - for Col := 0 to Width -1 do begin - Move(pSource^, pTempDest^, fPixelSize); + if not TFormatDescriptor.Get(aFormat).IsCompressed then begin + // Assigning Data + if Assigned(Data) then begin + SetLength(fLines, GetHeight); + LineWidth := Trunc(GetWidth * TFormatDescriptor.Get(Format).BytesPerPixel); - Inc(pSource, fPixelSize); - Dec(pTempDest, fPixelSize); - end; + for Idx := 0 to GetHeight-1 do begin + fLines[Idx] := Data; + Inc(fLines[Idx], Idx * LineWidth); end; - - SetDataPointer(pDest, InternalFormat); - - Result := True; - except - FreeMem(pDest); - raise; - end; + end + else SetLength(fLines, 0); + end else begin + SetLength(fLines, 0); end; end; - -function TglBitmap2D.FlipVert: Boolean; +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure TglBitmap2D.UploadData(const aTarget: GLenum; const aBuildWithGlu: Boolean); var - Row: Integer; - pTempDest, pDest, pSource: pByte; + FormatDesc: TFormatDescriptor; begin - Result := Inherited FlipVert; - - if Assigned(Data) then begin - pSource := Data; - GetMem(pDest, Height * fRowSize); - try - pTempDest := pDest; + glPixelStorei(GL_UNPACK_ALIGNMENT, 1); - Inc(pTempDest, Width * (Height -1) * fPixelSize); + FormatDesc := TFormatDescriptor.Get(Format); + if FormatDesc.IsCompressed then begin + if not Assigned(glCompressedTexImage2D) then + raise EglBitmap.Create('compressed formats not supported by video adapter'); + glCompressedTexImage2D(aTarget, 0, FormatDesc.glInternalFormat, Width, Height, 0, FormatDesc.GetSize(fDimension), Data) + end else if aBuildWithGlu then begin + gluBuild2DMipmaps(aTarget, FormatDesc.ChannelCount, Width, Height, + FormatDesc.glFormat, FormatDesc.glDataFormat, Data) + end else begin + glTexImage2D(aTarget, 0, FormatDesc.glInternalFormat, Width, Height, 0, + FormatDesc.glFormat, FormatDesc.glDataFormat, Data); + end; - for Row := 0 to Height -1 do begin - Move(pSource^, pTempDest^, fRowSize); + // Freigeben + if (FreeDataAfterGenTexture) then + FreeData; +end; - Dec(pTempDest, fRowSize); - Inc(pSource, fRowSize); - end; +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure TglBitmap2D.AfterConstruction; +begin + inherited; + Target := GL_TEXTURE_2D; +end; - SetDataPointer(pDest, InternalFormat); +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure TglBitmap2D.GrabScreen(const aTop, aLeft, aRight, aBottom: Integer; const aFormat: TglBitmapFormat); +var + Temp: pByte; + Size, w, h: Integer; + FormatDesc: TFormatDescriptor; +begin + FormatDesc := TFormatDescriptor.Get(aFormat); + if FormatDesc.IsCompressed then + raise EglBitmapUnsupportedFormat.Create(aFormat); - Result := True; - except - FreeMem(pDest); - raise; - end; + w := aRight - aLeft; + h := aBottom - aTop; + Size := FormatDesc.GetSize(w, h); + GetMem(Temp, Size); + try + glPixelStorei(GL_PACK_ALIGNMENT, 1); + glReadPixels(aLeft, aTop, w, h, FormatDesc.glFormat, FormatDesc.glDataFormat, Temp); + SetDataPointer(Temp, aFormat, w, h); //be careful, Data could be freed by this method + FlipVert; + except + if Assigned(Temp) then + FreeMem(Temp); + raise; end; end; - -procedure TglBitmap2D.UploadData (Target, Format, InternalFormat, Typ: Cardinal; BuildWithGlu: Boolean); +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure TglBitmap2D.GetDataFromTexture; +var + Temp: PByte; + TempWidth, TempHeight: Integer; + TempIntFormat: GLint; + IntFormat: TglBitmapFormat; + FormatDesc: TFormatDescriptor; begin - glPixelStorei(GL_UNPACK_ALIGNMENT, 1); + Bind; - // Upload data - if Self.InternalFormat in [ifDXT1, ifDXT3, ifDXT5] then - glCompressedTexImage2D(Target, 0, InternalFormat, Width, Height, 0, Trunc(Width * Height * FormatGetSize(Self.InternalFormat)), Data) - else + // Request Data + glGetTexLevelParameteriv(Target, 0, GL_TEXTURE_WIDTH, @TempWidth); + glGetTexLevelParameteriv(Target, 0, GL_TEXTURE_HEIGHT, @TempHeight); + glGetTexLevelParameteriv(Target, 0, GL_TEXTURE_INTERNAL_FORMAT, @TempIntFormat); - if BuildWithGlu then - gluBuild2DMipmaps(Target, InternalFormat, Width, Height, Format, Typ, Data) - else - glTexImage2D(Target, 0, InternalFormat, Width, Height, 0, Format, Typ, Data); + IntFormat := tfEmpty; + FormatDesc := (TglBitmapFormatDescriptor.GetByFormat(TempIntFormat) as TFormatDescriptor); + IntFormat := FormatDesc.Format; - // Freigeben - if (FreeDataAfterGenTexture) then - FreeData; + // Getting data from OpenGL + FormatDesc := TFormatDescriptor.Get(IntFormat); + GetMem(Temp, FormatDesc.GetSize(TempWidth, TempHeight)); + try + if FormatDesc.IsCompressed then begin + if not Assigned(glGetCompressedTexImage) then + raise EglBitmap.Create('compressed formats not supported by video adapter'); + glGetCompressedTexImage(Target, 0, Temp) + end else + glGetTexImage(Target, 0, FormatDesc.glFormat, FormatDesc.glDataFormat, Temp); + SetDataPointer(Temp, IntFormat, TempWidth, TempHeight); //be careful, Data could be freed by this method + except + if Assigned(Temp) then + FreeMem(Temp); + raise; + end; end; - -procedure TglBitmap2D.GenTexture(TestTextureSize: Boolean); +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure TglBitmap2D.GenTexture(const aTestTextureSize: Boolean); var BuildWithGlu, PotTex, TexRec: Boolean; - glFormat, glInternalFormat, glType: Cardinal; TexSize: Integer; begin if Assigned(Data) then begin // Check Texture Size - if (TestTextureSize) then begin + if (aTestTextureSize) then begin glGetIntegerv(GL_MAX_TEXTURE_SIZE, @TexSize); if ((Height > TexSize) or (Width > TexSize)) then - raise EglBitmapSizeToLargeException.Create('TglBitmap2D.GenTexture - The size for the texture is to large. It''s may be not conform with the Hardware.'); - - PotTex := IsPowerOfTwo (Height) and IsPowerOfTwo (Width); - TexRec := (GL_ARB_texture_rectangle or GL_EXT_texture_rectangle or GL_NV_texture_rectangle) and - (Target = GL_TEXTURE_RECTANGLE_ARB); + raise EglBitmapSizeToLarge.Create('TglBitmap2D.GenTexture - The size for the texture is to large. It''s may be not conform with the Hardware.'); + PotTex := IsPowerOfTwo(Height) and IsPowerOfTwo(Width); + TexRec := (GL_ARB_texture_rectangle or GL_EXT_texture_rectangle or GL_NV_texture_rectangle) and (Target = GL_TEXTURE_RECTANGLE); if not (PotTex or GL_ARB_texture_non_power_of_two or GL_VERSION_2_0 or TexRec) then - raise EglBitmapNonPowerOfTwoException.Create('TglBitmap2D.GenTexture - Rendercontex dosn''t support non power of two texture.'); + raise EglBitmapNonPowerOfTwo.Create('TglBitmap2D.GenTexture - Rendercontex dosn''t support non power of two texture.'); end; CreateId; - SetupParameters(BuildWithGlu); - SelectFormat(InternalFormat, glFormat, glInternalFormat, glType); - - UploadData(Target, glFormat, glInternalFormat, glType, BuildWithGlu); - - // Infos sammeln - glAreTexturesResident(1, @ID, @fIsResident); + UploadData(Target, BuildWithGlu); + glAreTexturesResident(1, @fID, @fIsResident); end; end; - -procedure TglBitmap2D.AfterConstruction; +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +function TglBitmap2D.FlipHorz: Boolean; +var + Col, Row: Integer; + TempDestData, DestData, SourceData: PByte; + ImgSize: Integer; begin - inherited; - - Target := GL_TEXTURE_2D; + result := inherited FlipHorz; + if Assigned(Data) then begin + SourceData := Data; + ImgSize := Height * fRowSize; + GetMem(DestData, ImgSize); + try + TempDestData := DestData; + Dec(TempDestData, fRowSize + fPixelSize); + for Row := 0 to Height -1 do begin + Inc(TempDestData, fRowSize * 2); + for Col := 0 to Width -1 do begin + Move(SourceData^, TempDestData^, fPixelSize); + Inc(SourceData, fPixelSize); + Dec(TempDestData, fPixelSize); + end; + end; + SetDataPointer(DestData, Format, Width, Height); //be careful, Data could be freed by this method + result := true; + except + if Assigned(DestData) then + FreeMem(DestData); + raise; + end; + end; end; +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +function TglBitmap2D.FlipVert: Boolean; +var + Row: Integer; + TempDestData, DestData, SourceData: PByte; +begin + result := inherited FlipVert; + if Assigned(Data) then begin + SourceData := Data; + GetMem(DestData, Height * fRowSize); + try + TempDestData := DestData; + Inc(TempDestData, Width * (Height -1) * fPixelSize); + for Row := 0 to Height -1 do begin + Move(SourceData^, TempDestData^, fRowSize); + Dec(TempDestData, fRowSize); + Inc(SourceData, fRowSize); + end; + SetDataPointer(DestData, Format, Width, Height); //be careful, Data could be freed by this method + result := true; + except + if Assigned(DestData) then + FreeMem(DestData); + raise; + end; + end; +end; +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +//TglBitmap2D - ToNormalMap/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// type TMatrixItem = record X, Y: Integer; @@ -6648,26 +8349,30 @@ type end; const - oneover255 = 1 / 255; + ONE_OVER_255 = 1 / 255; -procedure glBitmapToNormalMapPrepareFunc (var FuncRec: TglBitmapFunctionRec); + ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure glBitmapToNormalMapPrepareFunc(var FuncRec: TglBitmapFunctionRec); var Val: Single; begin with FuncRec do begin - Val := Source.Red * 0.3 + Source.Green * 0.59 + Source.Blue * 0.11; - PglBitmapToNormalMapRec (CustomData)^.Heights[Position.Y * Size.X + Position.X] := Val * oneover255; + Val := + Source.Data.r * LUMINANCE_WEIGHT_R + + Source.Data.g * LUMINANCE_WEIGHT_G + + Source.Data.b * LUMINANCE_WEIGHT_B; + PglBitmapToNormalMapRec(Args)^.Heights[Position.Y * Size.X + Position.X] := Val * ONE_OVER_255; end; end; - -procedure glBitmapToNormalMapPrepareAlphaFunc (var FuncRec: TglBitmapFunctionRec); +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure glBitmapToNormalMapPrepareAlphaFunc(var FuncRec: TglBitmapFunctionRec); begin with FuncRec do - PglBitmapToNormalMapRec (CustomData)^.Heights[Position.Y * Size.X + Position.X] := Source.Alpha * oneover255; + PglBitmapToNormalMapRec(Args)^.Heights[Position.Y * Size.X + Position.X] := Source.Data.a * ONE_OVER_255; end; - +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// procedure glBitmapToNormalMapFunc (var FuncRec: TglBitmapFunctionRec); type TVec = Array[0..2] of Single; @@ -6682,14 +8387,13 @@ var with FuncRec do begin X := Max(0, Min(Size.X -1, X)); Y := Max(0, Min(Size.Y -1, Y)); - - Result := PglBitmapToNormalMapRec (CustomData)^.Heights[Y * Size.X + X]; + result := PglBitmapToNormalMapRec(Args)^.Heights[Y * Size.X + X]; end; end; begin with FuncRec do begin - with PglBitmapToNormalMapRec (CustomData)^ do begin + with PglBitmapToNormalMapRec(Args)^ do begin du := 0; for Idx := Low(MatrixU) to High(MatrixU) do du := du + GetHeight(Position.X + MatrixU[Idx].X, Position.Y + MatrixU[Idx].Y) * MatrixU[Idx].W; @@ -6712,14 +8416,14 @@ begin end; // Farbe zuweisem - Dest.Red := Trunc((Vec[0] + 1) * 127.5); - Dest.Green := Trunc((Vec[1] + 1) * 127.5); - Dest.Blue := Trunc((Vec[2] + 1) * 127.5); + Dest.Data.r := Trunc((Vec[0] + 1) * 127.5); + Dest.Data.g := Trunc((Vec[1] + 1) * 127.5); + Dest.Data.b := Trunc((Vec[2] + 1) * 127.5); end; end; - -procedure TglBitmap2D.ToNormalMap(Func: TglBitmapNormalMapFunc; Scale: Single; UseAlpha: Boolean); +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure TglBitmap2D.ToNormalMap(const aFunc: TglBitmapNormalMapFunc; const aScale: Single; const aUseAlpha: Boolean); var Rec: TglBitmapToNormalMapRec; @@ -6733,466 +8437,197 @@ var end; begin - if not FormatIsUncompressed(InternalFormat) then - raise EglBitmapUnsupportedInternalFormat.Create('TglBitmap2D.ToNormalMap - ' + UNSUPPORTED_INTERNAL_FORMAT); + if TFormatDescriptor.Get(Format).IsCompressed then + raise EglBitmapUnsupportedFormat.Create(Format); - if Scale > 100 then + if aScale > 100 then Rec.Scale := 100 - else - if Scale < -100 then + else if aScale < -100 then Rec.Scale := -100 else - Rec.Scale := Scale; + Rec.Scale := aScale; SetLength(Rec.Heights, Width * Height); try - case Func of - nm4Samples: - begin - SetLength(Rec.MatrixU, 2); - SetEntry(Rec.MatrixU, 0, -1, 0, -0.5); - SetEntry(Rec.MatrixU, 1, 1, 0, 0.5); - - SetLength(Rec.MatrixV, 2); - SetEntry(Rec.MatrixV, 0, 0, 1, 0.5); - SetEntry(Rec.MatrixV, 1, 0, -1, -0.5); - end; - nmSobel: - begin - SetLength(Rec.MatrixU, 6); - SetEntry(Rec.MatrixU, 0, -1, 1, -1.0); - SetEntry(Rec.MatrixU, 1, -1, 0, -2.0); - SetEntry(Rec.MatrixU, 2, -1, -1, -1.0); - SetEntry(Rec.MatrixU, 3, 1, 1, 1.0); - SetEntry(Rec.MatrixU, 4, 1, 0, 2.0); - SetEntry(Rec.MatrixU, 5, 1, -1, 1.0); - - SetLength(Rec.MatrixV, 6); - SetEntry(Rec.MatrixV, 0, -1, 1, 1.0); - SetEntry(Rec.MatrixV, 1, 0, 1, 2.0); - SetEntry(Rec.MatrixV, 2, 1, 1, 1.0); - SetEntry(Rec.MatrixV, 3, -1, -1, -1.0); - SetEntry(Rec.MatrixV, 4, 0, -1, -2.0); - SetEntry(Rec.MatrixV, 5, 1, -1, -1.0); - end; - nm3x3: - begin - SetLength(Rec.MatrixU, 6); - SetEntry(Rec.MatrixU, 0, -1, 1, -1/6); - SetEntry(Rec.MatrixU, 1, -1, 0, -1/6); - SetEntry(Rec.MatrixU, 2, -1, -1, -1/6); - SetEntry(Rec.MatrixU, 3, 1, 1, 1/6); - SetEntry(Rec.MatrixU, 4, 1, 0, 1/6); - SetEntry(Rec.MatrixU, 5, 1, -1, 1/6); - - SetLength(Rec.MatrixV, 6); - SetEntry(Rec.MatrixV, 0, -1, 1, 1/6); - SetEntry(Rec.MatrixV, 1, 0, 1, 1/6); - SetEntry(Rec.MatrixV, 2, 1, 1, 1/6); - SetEntry(Rec.MatrixV, 3, -1, -1, -1/6); - SetEntry(Rec.MatrixV, 4, 0, -1, -1/6); - SetEntry(Rec.MatrixV, 5, 1, -1, -1/6); - end; - nm5x5: - begin - SetLength(Rec.MatrixU, 20); - SetEntry(Rec.MatrixU, 0, -2, 2, -1 / 16); - SetEntry(Rec.MatrixU, 1, -1, 2, -1 / 10); - SetEntry(Rec.MatrixU, 2, 1, 2, 1 / 10); - SetEntry(Rec.MatrixU, 3, 2, 2, 1 / 16); - SetEntry(Rec.MatrixU, 4, -2, 1, -1 / 10); - SetEntry(Rec.MatrixU, 5, -1, 1, -1 / 8); - SetEntry(Rec.MatrixU, 6, 1, 1, 1 / 8); - SetEntry(Rec.MatrixU, 7, 2, 1, 1 / 10); - SetEntry(Rec.MatrixU, 8, -2, 0, -1 / 2.8); - SetEntry(Rec.MatrixU, 9, -1, 0, -0.5); - SetEntry(Rec.MatrixU, 10, 1, 0, 0.5); - SetEntry(Rec.MatrixU, 11, 2, 0, 1 / 2.8); - SetEntry(Rec.MatrixU, 12, -2, -1, -1 / 10); - SetEntry(Rec.MatrixU, 13, -1, -1, -1 / 8); - SetEntry(Rec.MatrixU, 14, 1, -1, 1 / 8); - SetEntry(Rec.MatrixU, 15, 2, -1, 1 / 10); - SetEntry(Rec.MatrixU, 16, -2, -2, -1 / 16); - SetEntry(Rec.MatrixU, 17, -1, -2, -1 / 10); - SetEntry(Rec.MatrixU, 18, 1, -2, 1 / 10); - SetEntry(Rec.MatrixU, 19, 2, -2, 1 / 16); - - SetLength(Rec.MatrixV, 20); - SetEntry(Rec.MatrixV, 0, -2, 2, 1 / 16); - SetEntry(Rec.MatrixV, 1, -1, 2, 1 / 10); - SetEntry(Rec.MatrixV, 2, 0, 2, 0.25); - SetEntry(Rec.MatrixV, 3, 1, 2, 1 / 10); - SetEntry(Rec.MatrixV, 4, 2, 2, 1 / 16); - SetEntry(Rec.MatrixV, 5, -2, 1, 1 / 10); - SetEntry(Rec.MatrixV, 6, -1, 1, 1 / 8); - SetEntry(Rec.MatrixV, 7, 0, 1, 0.5); - SetEntry(Rec.MatrixV, 8, 1, 1, 1 / 8); - SetEntry(Rec.MatrixV, 9, 2, 1, 1 / 16); - SetEntry(Rec.MatrixV, 10, -2, -1, -1 / 16); - SetEntry(Rec.MatrixV, 11, -1, -1, -1 / 8); - SetEntry(Rec.MatrixV, 12, 0, -1, -0.5); - SetEntry(Rec.MatrixV, 13, 1, -1, -1 / 8); - SetEntry(Rec.MatrixV, 14, 2, -1, -1 / 10); - SetEntry(Rec.MatrixV, 15, -2, -2, -1 / 16); - SetEntry(Rec.MatrixV, 16, -1, -2, -1 / 10); - SetEntry(Rec.MatrixV, 17, 0, -2, -0.25); - SetEntry(Rec.MatrixV, 18, 1, -2, -1 / 10); - SetEntry(Rec.MatrixV, 19, 2, -2, -1 / 16); - end; - end; - - // Daten Sammeln - if UseAlpha and FormatHasAlpha(InternalFormat) then - AddFunc(glBitmapToNormalMapPrepareAlphaFunc, False, @Rec) - else - AddFunc(glBitmapToNormalMapPrepareFunc, False, @Rec); - - // Neues Bild berechnen - AddFunc(glBitmapToNormalMapFunc, False, @Rec); - finally - SetLength(Rec.Heights, 0); - end; -end; - - -procedure TglBitmap2D.GrabScreen(Top, Left, Right, Bottom: Integer; Format: TglBitmapInternalFormat); -var - Temp: pByte; - Size: Integer; - glFormat, glInternalFormat, glType: Cardinal; -begin - if not FormatIsUncompressed(Format) then - raise EglBitmapUnsupportedInternalFormat.Create('TglBitmap2D.GrabScreen - ' + UNSUPPORTED_INTERNAL_FORMAT); - - // Only to select Formats - SelectFormat(Format, glFormat, glInternalFormat, glType, False); - - Size := FormatGetImageSize(glBitmapPosition(Right - Left, Bottom - Top), Format); - GetMem(Temp, Size); - try - glPixelStorei(GL_PACK_ALIGNMENT, 1); - glReadPixels(Left, Top, Right - Left, Bottom - Top, glFormat, glType, Temp); - - // Set Data - SetDataPointer(Temp, Format, Right - Left, Bottom - Top); - - // Flip - FlipVert; - except - FreeMem(Temp); - raise; - end; -end; - - -procedure TglBitmap2D.GetDataFromTexture; -var - Temp: pByte; - TempWidth, TempHeight, RedSize, GreenSize, BlueSize, AlphaSize, LumSize: Integer; - TempType, TempIntFormat: Cardinal; - IntFormat: TglBitmapInternalFormat; -begin - Bind; - - // Request Data - glGetTexLevelParameteriv(Target, 0, GL_TEXTURE_WIDTH, @TempWidth); - glGetTexLevelParameteriv(Target, 0, GL_TEXTURE_HEIGHT, @TempHeight); - glGetTexLevelParameteriv(Target, 0, GL_TEXTURE_INTERNAL_FORMAT, @TempIntFormat); - - glGetTexLevelParameteriv(Target, 0, GL_TEXTURE_RED_SIZE, @RedSize); - glGetTexLevelParameteriv(Target, 0, GL_TEXTURE_GREEN_SIZE, @GreenSize); - glGetTexLevelParameteriv(Target, 0, GL_TEXTURE_BLUE_SIZE, @BlueSize); - glGetTexLevelParameteriv(Target, 0, GL_TEXTURE_ALPHA_SIZE, @AlphaSize); - glGetTexLevelParameteriv(Target, 0, GL_TEXTURE_LUMINANCE_SIZE, @LumSize); - - // Get glBitmapInternalFormat from TempIntFormat - TempType := GL_UNSIGNED_BYTE; - case TempIntFormat of - GL_ALPHA: - IntFormat := ifAlpha; - GL_LUMINANCE: - IntFormat := ifLuminance; - GL_LUMINANCE_ALPHA: - IntFormat := ifLuminanceAlpha; - GL_RGB4: - begin - IntFormat := ifR5G6B5; - TempIntFormat := GL_RGB; - TempType := GL_UNSIGNED_SHORT_5_6_5; - end; - GL_RGB, GL_RGB8: - IntFormat := ifRGB8; - GL_RGBA, GL_RGBA4, GL_RGBA8: - begin - if (RedSize = 4) and (BlueSize = 4) and (GreenSize = 4) and (AlphaSize = 4) then begin - IntFormat := ifRGBA4; - TempIntFormat := GL_BGRA; - TempType := GL_UNSIGNED_SHORT_4_4_4_4_REV; - end else - if (RedSize = 5) and (BlueSize = 5) and (GreenSize = 5) and (AlphaSize = 1) then begin - IntFormat := ifRGB5A1; - TempIntFormat := GL_BGRA; - TempType := GL_UNSIGNED_SHORT_1_5_5_5_REV; - end else begin - IntFormat := ifRGBA8; - end; + case aFunc of + nm4Samples: begin + SetLength(Rec.MatrixU, 2); + SetEntry(Rec.MatrixU, 0, -1, 0, -0.5); + SetEntry(Rec.MatrixU, 1, 1, 0, 0.5); + + SetLength(Rec.MatrixV, 2); + SetEntry(Rec.MatrixV, 0, 0, 1, 0.5); + SetEntry(Rec.MatrixV, 1, 0, -1, -0.5); end; - GL_BGR: - IntFormat := ifBGR8; - GL_BGRA: - IntFormat := ifBGRA8; - GL_COMPRESSED_RGB_S3TC_DXT1_EXT: - IntFormat := ifDXT1; - GL_COMPRESSED_RGBA_S3TC_DXT1_EXT: - IntFormat := ifDXT1; - GL_COMPRESSED_RGBA_S3TC_DXT3_EXT: - IntFormat := ifDXT3; - GL_COMPRESSED_RGBA_S3TC_DXT5_EXT: - IntFormat := ifDXT5; - else - IntFormat := ifEmpty; - end; - - // Getting data from OpenGL - GetMem(Temp, FormatGetImageSize(glBitmapPosition(TempWidth, TempHeight), IntFormat)); - try - if FormatIsCompressed(IntFormat) and (GL_VERSION_1_3 or GL_ARB_texture_compression) then - glGetCompressedTexImage(Target, 0, Temp) - else - glGetTexImage(Target, 0, TempIntFormat, TempType, Temp); - - SetDataPointer(Temp, IntFormat, TempWidth, TempHeight); - except - FreeMem(Temp); - raise; - end; -end; - - -function TglBitmap2D.GetScanline(Index: Integer): Pointer; -begin - if (Index >= Low(fLines)) and (Index <= High(fLines)) then - Result := fLines[Index] - else - Result := nil; -end; - - -{ TglBitmap1D } - -procedure TglBitmap1D.SetDataPointer(Data: pByte; Format: TglBitmapInternalFormat; Width, Height: Integer); -var - pTemp: pByte; - Size: Integer; -begin - if Height > 1 then begin - // extract first line of the data - Size := FormatGetImageSize(glBitmapPosition(Width), Format); - GetMem(pTemp, Size); - Move(Data^, pTemp^, Size); - - FreeMem(Data); - end else - pTemp := Data; - - // set data pointer - inherited SetDataPointer(pTemp, Format, Width); - - if FormatIsUncompressed(Format) then begin - fUnmapFunc := FormatGetUnMapFunc(Format); - fGetPixelFunc := GetPixel1DUnmap; - end; -end; - - -procedure TglBitmap1D.GetPixel1DUnmap(const Pos: TglBitmapPixelPosition; var Pixel: TglBitmapPixelData); -var - pTemp: pByte; -begin - pTemp := Data; - Inc(pTemp, Pos.X * fPixelSize); - - fUnmapFunc(pTemp, Pixel); -end; - - -function TglBitmap1D.FlipHorz: Boolean; -var - Col: Integer; - pTempDest, pDest, pSource: pByte; -begin - Result := Inherited FlipHorz; - - if Assigned(Data) and FormatIsUncompressed(InternalFormat) then begin - pSource := Data; - - GetMem(pDest, fRowSize); - try - pTempDest := pDest; - - Inc(pTempDest, fRowSize); - for Col := 0 to Width -1 do begin - Move(pSource^, pTempDest^, fPixelSize); - - Inc(pSource, fPixelSize); - Dec(pTempDest, fPixelSize); + nmSobel: begin + SetLength(Rec.MatrixU, 6); + SetEntry(Rec.MatrixU, 0, -1, 1, -1.0); + SetEntry(Rec.MatrixU, 1, -1, 0, -2.0); + SetEntry(Rec.MatrixU, 2, -1, -1, -1.0); + SetEntry(Rec.MatrixU, 3, 1, 1, 1.0); + SetEntry(Rec.MatrixU, 4, 1, 0, 2.0); + SetEntry(Rec.MatrixU, 5, 1, -1, 1.0); + + SetLength(Rec.MatrixV, 6); + SetEntry(Rec.MatrixV, 0, -1, 1, 1.0); + SetEntry(Rec.MatrixV, 1, 0, 1, 2.0); + SetEntry(Rec.MatrixV, 2, 1, 1, 1.0); + SetEntry(Rec.MatrixV, 3, -1, -1, -1.0); + SetEntry(Rec.MatrixV, 4, 0, -1, -2.0); + SetEntry(Rec.MatrixV, 5, 1, -1, -1.0); end; - SetDataPointer(pDest, InternalFormat); - - Result := True; - finally - FreeMem(pDest); - end; - end; -end; - - -procedure TglBitmap1D.UploadData (Target, Format, InternalFormat, Typ: Cardinal; BuildWithGlu: Boolean); -begin - // Upload data - if Self.InternalFormat in [ifDXT1, ifDXT3, ifDXT5] then - glCompressedTexImage1D(Target, 0, InternalFormat, Width, 0, Trunc(Width * FormatGetSize(Self.InternalFormat)), Data) - else - - // Upload data - if BuildWithGlu then - gluBuild1DMipmaps(Target, InternalFormat, Width, Format, Typ, Data) - else - glTexImage1D(Target, 0, InternalFormat, Width, 0, Format, Typ, Data); - - // Freigeben - if (FreeDataAfterGenTexture) then - FreeData; -end; - - -procedure TglBitmap1D.GenTexture(TestTextureSize: Boolean); -var - BuildWithGlu, TexRec: Boolean; - glFormat, glInternalFormat, glType: Cardinal; - TexSize: Integer; -begin - if Assigned(Data) then begin - // Check Texture Size - if (TestTextureSize) then begin - glGetIntegerv(GL_MAX_TEXTURE_SIZE, @TexSize); - - if (Width > TexSize) then - raise EglBitmapSizeToLargeException.Create('TglBitmap1D.GenTexture - The size for the texture is to large. It''s may be not conform with the Hardware.'); - - TexRec := (GL_ARB_texture_rectangle or GL_EXT_texture_rectangle or GL_NV_texture_rectangle) and - (Target = GL_TEXTURE_RECTANGLE_ARB); + nm3x3: begin + SetLength(Rec.MatrixU, 6); + SetEntry(Rec.MatrixU, 0, -1, 1, -1/6); + SetEntry(Rec.MatrixU, 1, -1, 0, -1/6); + SetEntry(Rec.MatrixU, 2, -1, -1, -1/6); + SetEntry(Rec.MatrixU, 3, 1, 1, 1/6); + SetEntry(Rec.MatrixU, 4, 1, 0, 1/6); + SetEntry(Rec.MatrixU, 5, 1, -1, 1/6); + + SetLength(Rec.MatrixV, 6); + SetEntry(Rec.MatrixV, 0, -1, 1, 1/6); + SetEntry(Rec.MatrixV, 1, 0, 1, 1/6); + SetEntry(Rec.MatrixV, 2, 1, 1, 1/6); + SetEntry(Rec.MatrixV, 3, -1, -1, -1/6); + SetEntry(Rec.MatrixV, 4, 0, -1, -1/6); + SetEntry(Rec.MatrixV, 5, 1, -1, -1/6); + end; - if not (IsPowerOfTwo (Width) or GL_ARB_texture_non_power_of_two or GL_VERSION_2_0 or TexRec) then - raise EglBitmapNonPowerOfTwoException.Create('TglBitmap1D.GenTexture - Rendercontex dosn''t support non power of two texture.'); + nm5x5: begin + SetLength(Rec.MatrixU, 20); + SetEntry(Rec.MatrixU, 0, -2, 2, -1 / 16); + SetEntry(Rec.MatrixU, 1, -1, 2, -1 / 10); + SetEntry(Rec.MatrixU, 2, 1, 2, 1 / 10); + SetEntry(Rec.MatrixU, 3, 2, 2, 1 / 16); + SetEntry(Rec.MatrixU, 4, -2, 1, -1 / 10); + SetEntry(Rec.MatrixU, 5, -1, 1, -1 / 8); + SetEntry(Rec.MatrixU, 6, 1, 1, 1 / 8); + SetEntry(Rec.MatrixU, 7, 2, 1, 1 / 10); + SetEntry(Rec.MatrixU, 8, -2, 0, -1 / 2.8); + SetEntry(Rec.MatrixU, 9, -1, 0, -0.5); + SetEntry(Rec.MatrixU, 10, 1, 0, 0.5); + SetEntry(Rec.MatrixU, 11, 2, 0, 1 / 2.8); + SetEntry(Rec.MatrixU, 12, -2, -1, -1 / 10); + SetEntry(Rec.MatrixU, 13, -1, -1, -1 / 8); + SetEntry(Rec.MatrixU, 14, 1, -1, 1 / 8); + SetEntry(Rec.MatrixU, 15, 2, -1, 1 / 10); + SetEntry(Rec.MatrixU, 16, -2, -2, -1 / 16); + SetEntry(Rec.MatrixU, 17, -1, -2, -1 / 10); + SetEntry(Rec.MatrixU, 18, 1, -2, 1 / 10); + SetEntry(Rec.MatrixU, 19, 2, -2, 1 / 16); + + SetLength(Rec.MatrixV, 20); + SetEntry(Rec.MatrixV, 0, -2, 2, 1 / 16); + SetEntry(Rec.MatrixV, 1, -1, 2, 1 / 10); + SetEntry(Rec.MatrixV, 2, 0, 2, 0.25); + SetEntry(Rec.MatrixV, 3, 1, 2, 1 / 10); + SetEntry(Rec.MatrixV, 4, 2, 2, 1 / 16); + SetEntry(Rec.MatrixV, 5, -2, 1, 1 / 10); + SetEntry(Rec.MatrixV, 6, -1, 1, 1 / 8); + SetEntry(Rec.MatrixV, 7, 0, 1, 0.5); + SetEntry(Rec.MatrixV, 8, 1, 1, 1 / 8); + SetEntry(Rec.MatrixV, 9, 2, 1, 1 / 16); + SetEntry(Rec.MatrixV, 10, -2, -1, -1 / 16); + SetEntry(Rec.MatrixV, 11, -1, -1, -1 / 8); + SetEntry(Rec.MatrixV, 12, 0, -1, -0.5); + SetEntry(Rec.MatrixV, 13, 1, -1, -1 / 8); + SetEntry(Rec.MatrixV, 14, 2, -1, -1 / 10); + SetEntry(Rec.MatrixV, 15, -2, -2, -1 / 16); + SetEntry(Rec.MatrixV, 16, -1, -2, -1 / 10); + SetEntry(Rec.MatrixV, 17, 0, -2, -0.25); + SetEntry(Rec.MatrixV, 18, 1, -2, -1 / 10); + SetEntry(Rec.MatrixV, 19, 2, -2, -1 / 16); + end; end; - CreateId; - - SetupParameters(BuildWithGlu); - SelectFormat(InternalFormat, glFormat, glInternalFormat, glType); - - UploadData(Target, glFormat, glInternalFormat, glType, BuildWithGlu); - - // Infos sammeln - glAreTexturesResident(1, @ID, @fIsResident); + // Daten Sammeln + if aUseAlpha and TFormatDescriptor.Get(Format).HasAlpha then + AddFunc(glBitmapToNormalMapPrepareAlphaFunc, false, @Rec) + else + AddFunc(glBitmapToNormalMapPrepareFunc, false, @Rec); + AddFunc(glBitmapToNormalMapFunc, false, @Rec); + finally + SetLength(Rec.Heights, 0); end; end; - -procedure TglBitmap1D.AfterConstruction; +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +//TglBitmapCubeMap//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure TglBitmapCubeMap.GenTexture(const aTestTextureSize: Boolean); begin - inherited; - - Target := GL_TEXTURE_1D; + Assert(false, 'TglBitmapCubeMap.GenTexture - Don''t call GenTextures directly.'); end; - -{ TglBitmapCubeMap } - +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// procedure TglBitmapCubeMap.AfterConstruction; begin inherited; if not (GL_VERSION_1_3 or GL_ARB_texture_cube_map or GL_EXT_texture_cube_map) then - raise EglBitmapException.Create('TglBitmapCubeMap.AfterConstruction - CubeMaps are unsupported.'); + raise EglBitmap.Create('TglBitmapCubeMap.AfterConstruction - CubeMaps are unsupported.'); - SetWrap; // set all to GL_CLAMP_TO_EDGE - Target := GL_TEXTURE_CUBE_MAP; + SetWrap; + Target := GL_TEXTURE_CUBE_MAP; fGenMode := GL_REFLECTION_MAP; end; - -procedure TglBitmapCubeMap.Bind(EnableTexCoordsGen, EnableTextureUnit: Boolean); -begin - inherited Bind (EnableTextureUnit); - - if EnableTexCoordsGen then begin - glTexGeni(GL_S, GL_TEXTURE_GEN_MODE, fGenMode); - glTexGeni(GL_T, GL_TEXTURE_GEN_MODE, fGenMode); - glTexGeni(GL_R, GL_TEXTURE_GEN_MODE, fGenMode); - glEnable(GL_TEXTURE_GEN_S); - glEnable(GL_TEXTURE_GEN_T); - glEnable(GL_TEXTURE_GEN_R); - end; -end; - - -procedure TglBitmapCubeMap.GenerateCubeMap(CubeTarget: Cardinal; TestTextureSize: Boolean); +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure TglBitmapCubeMap.GenerateCubeMap(const aCubeTarget: Cardinal; const aTestTextureSize: Boolean); var - glFormat, glInternalFormat, glType: Cardinal; BuildWithGlu: Boolean; TexSize: Integer; begin - // Check Texture Size - if (TestTextureSize) then begin + if (aTestTextureSize) then begin glGetIntegerv(GL_MAX_CUBE_MAP_TEXTURE_SIZE, @TexSize); - if ((Height > TexSize) or (Width > TexSize)) then - raise EglBitmapSizeToLargeException.Create('TglBitmapCubeMap.GenTexture - The size for the Cubemap is to large. It''s may be not conform with the Hardware.'); + if (Height > TexSize) or (Width > TexSize) then + raise EglBitmapSizeToLarge.Create('TglBitmapCubeMap.GenTexture - The size for the Cubemap is to large. It''s may be not conform with the Hardware.'); - if not ((IsPowerOfTwo (Height) and IsPowerOfTwo (Width)) or GL_VERSION_2_0 or GL_ARB_texture_non_power_of_two) then - raise EglBitmapNonPowerOfTwoException.Create('TglBitmapCubeMap.GenTexture - Cubemaps dosn''t support non power of two texture.'); + if not ((IsPowerOfTwo(Height) and IsPowerOfTwo(Width)) or GL_VERSION_2_0 or GL_ARB_texture_non_power_of_two) then + raise EglBitmapNonPowerOfTwo.Create('TglBitmapCubeMap.GenTexture - Cubemaps dosn''t support non power of two texture.'); end; - // create Texture - if ID = 0 then begin + if (ID = 0) then CreateID; - SetupParameters(BuildWithGlu); - end; - - SelectFormat(InternalFormat, glFormat, glInternalFormat, glType); - - UploadData (CubeTarget, glFormat, glInternalFormat, glType, BuildWithGlu); + SetupParameters(BuildWithGlu); + UploadData(aCubeTarget, BuildWithGlu); end; - -procedure TglBitmapCubeMap.GenTexture(TestTextureSize: Boolean); +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure TglBitmapCubeMap.Bind(const aEnableTexCoordsGen: Boolean; const aEnableTextureUnit: Boolean); begin - Assert(False, 'TglBitmapCubeMap.GenTexture - Don''t call GenTextures directly.'); + inherited Bind (aEnableTextureUnit); + if aEnableTexCoordsGen then begin + glTexGeni(GL_S, GL_TEXTURE_GEN_MODE, fGenMode); + glTexGeni(GL_T, GL_TEXTURE_GEN_MODE, fGenMode); + glTexGeni(GL_R, GL_TEXTURE_GEN_MODE, fGenMode); + glEnable(GL_TEXTURE_GEN_S); + glEnable(GL_TEXTURE_GEN_T); + glEnable(GL_TEXTURE_GEN_R); + end; end; - -procedure TglBitmapCubeMap.Unbind(DisableTexCoordsGen, - DisableTextureUnit: Boolean); +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure TglBitmapCubeMap.Unbind(const aDisableTexCoordsGen: Boolean; const aDisableTextureUnit: Boolean); begin - inherited Unbind (DisableTextureUnit); - - if DisableTexCoordsGen then begin + inherited Unbind(aDisableTextureUnit); + if aDisableTexCoordsGen then begin glDisable(GL_TEXTURE_GEN_S); glDisable(GL_TEXTURE_GEN_T); glDisable(GL_TEXTURE_GEN_R); end; end; - -{ TglBitmapNormalMap } - +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +//TglBitmapNormalMap////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// type TVec = Array[0..2] of Single; - TglBitmapNormalMapGetVectorFunc = procedure (var Vec: TVec; const Position: TglBitmapPixelPosition; const HalfSize: Integer); + TglBitmapNormalMapGetVectorFunc = procedure (out aVec: TVec; const aPosition: TglBitmapPixelPosition; const aHalfSize: Integer); PglBitmapNormalMapRec = ^TglBitmapNormalMapRec; TglBitmapNormalMapRec = record @@ -7200,62 +8635,63 @@ type Func: TglBitmapNormalMapGetVectorFunc; end; - -procedure glBitmapNormalMapPosX(var Vec: TVec; const Position: TglBitmapPixelPosition; const HalfSize: Integer); + ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure glBitmapNormalMapPosX(out aVec: TVec; const aPosition: TglBitmapPixelPosition; const aHalfSize: Integer); begin - Vec[0] := HalfSize; - Vec[1] := - (Position.Y + 0.5 - HalfSize); - Vec[2] := - (Position.X + 0.5 - HalfSize); + aVec[0] := aHalfSize; + aVec[1] := - (aPosition.Y + 0.5 - aHalfSize); + aVec[2] := - (aPosition.X + 0.5 - aHalfSize); end; - -procedure glBitmapNormalMapNegX(var Vec: TVec; const Position: TglBitmapPixelPosition; const HalfSize: Integer); +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure glBitmapNormalMapNegX(out aVec: TVec; const aPosition: TglBitmapPixelPosition; const aHalfSize: Integer); begin - Vec[0] := - HalfSize; - Vec[1] := - (Position.Y + 0.5 - HalfSize); - Vec[2] := Position.X + 0.5 - HalfSize; + aVec[0] := - aHalfSize; + aVec[1] := - (aPosition.Y + 0.5 - aHalfSize); + aVec[2] := aPosition.X + 0.5 - aHalfSize; end; - -procedure glBitmapNormalMapPosY(var Vec: TVec; const Position: TglBitmapPixelPosition; const HalfSize: Integer); +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure glBitmapNormalMapPosY(out aVec: TVec; const aPosition: TglBitmapPixelPosition; const aHalfSize: Integer); begin - Vec[0] := Position.X + 0.5 - HalfSize; - Vec[1] := HalfSize; - Vec[2] := Position.Y + 0.5 - HalfSize; + aVec[0] := aPosition.X + 0.5 - aHalfSize; + aVec[1] := aHalfSize; + aVec[2] := aPosition.Y + 0.5 - aHalfSize; end; - -procedure glBitmapNormalMapNegY(var Vec: TVec; const Position: TglBitmapPixelPosition; const HalfSize: Integer); +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure glBitmapNormalMapNegY(out aVec: TVec; const aPosition: TglBitmapPixelPosition; const aHalfSize: Integer); begin - Vec[0] := Position.X + 0.5 - HalfSize; - Vec[1] := - HalfSize; - Vec[2] := - (Position.Y + 0.5 - HalfSize); + aVec[0] := aPosition.X + 0.5 - aHalfSize; + aVec[1] := - aHalfSize; + aVec[2] := - (aPosition.Y + 0.5 - aHalfSize); end; - -procedure glBitmapNormalMapPosZ(var Vec: TVec; const Position: TglBitmapPixelPosition; const HalfSize: Integer); +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure glBitmapNormalMapPosZ(out aVec: TVec; const aPosition: TglBitmapPixelPosition; const aHalfSize: Integer); begin - Vec[0] := Position.X + 0.5 - HalfSize; - Vec[1] := - (Position.Y + 0.5 - HalfSize); - Vec[2] := HalfSize; + aVec[0] := aPosition.X + 0.5 - aHalfSize; + aVec[1] := - (aPosition.Y + 0.5 - aHalfSize); + aVec[2] := aHalfSize; end; - -procedure glBitmapNormalMapNegZ(var Vec: TVec; const Position: TglBitmapPixelPosition; const HalfSize: Integer); +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure glBitmapNormalMapNegZ(out aVec: TVec; const aPosition: TglBitmapPixelPosition; const aHalfSize: Integer); begin - Vec[0] := - (Position.X + 0.5 - HalfSize); - Vec[1] := - (Position.Y + 0.5 - HalfSize); - Vec[2] := - HalfSize; + aVec[0] := - (aPosition.X + 0.5 - aHalfSize); + aVec[1] := - (aPosition.Y + 0.5 - aHalfSize); + aVec[2] := - aHalfSize; end; - +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// procedure glBitmapNormalMapFunc(var FuncRec: TglBitmapFunctionRec); var - Vec : TVec; + i: Integer; + Vec: TVec; Len: Single; begin with FuncRec do begin - with PglBitmapNormalMapRec (CustomData)^ do begin + with PglBitmapNormalMapRec(Args)^ do begin Func(Vec, Position, HalfSize); // Normalize @@ -7273,76 +8709,92 @@ begin end; // Set Color - Dest.Red := Round(Vec[0] * 255); - Dest.Green := Round(Vec[1] * 255); - Dest.Blue := Round(Vec[2] * 255); + for i := 0 to 2 do + Dest.Data.arr[i] := Round(Vec[i] * 255); end; end; - +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// procedure TglBitmapNormalMap.AfterConstruction; begin inherited; - fGenMode := GL_NORMAL_MAP; end; - -procedure TglBitmapNormalMap.GenerateNormalMap(Size: Integer; - TestTextureSize: Boolean); +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +procedure TglBitmapNormalMap.GenerateNormalMap(const aSize: Integer; const aTestTextureSize: Boolean); var Rec: TglBitmapNormalMapRec; SizeRec: TglBitmapPixelPosition; begin - Rec.HalfSize := Size div 2; - - FreeDataAfterGenTexture := False; + Rec.HalfSize := aSize div 2; + FreeDataAfterGenTexture := false; SizeRec.Fields := [ffX, ffY]; - SizeRec.X := Size; - SizeRec.Y := Size; + SizeRec.X := aSize; + SizeRec.Y := aSize; // Positive X Rec.Func := glBitmapNormalMapPosX; - LoadFromFunc (SizeRec, glBitmapNormalMapFunc, ifBGR8, @Rec); - GenerateCubeMap(GL_TEXTURE_CUBE_MAP_POSITIVE_X, TestTextureSize); + LoadFromFunc(SizeRec, glBitmapNormalMapFunc, tfBGR8ub3, @Rec); + GenerateCubeMap(GL_TEXTURE_CUBE_MAP_POSITIVE_X, aTestTextureSize); // Negative X Rec.Func := glBitmapNormalMapNegX; - LoadFromFunc (SizeRec, glBitmapNormalMapFunc, ifBGR8, @Rec); - GenerateCubeMap(GL_TEXTURE_CUBE_MAP_NEGATIVE_X, TestTextureSize); + LoadFromFunc(SizeRec, glBitmapNormalMapFunc, tfBGR8ub3, @Rec); + GenerateCubeMap(GL_TEXTURE_CUBE_MAP_NEGATIVE_X, aTestTextureSize); // Positive Y Rec.Func := glBitmapNormalMapPosY; - LoadFromFunc (SizeRec, glBitmapNormalMapFunc, ifBGR8, @Rec); - GenerateCubeMap(GL_TEXTURE_CUBE_MAP_POSITIVE_Y, TestTextureSize); + LoadFromFunc(SizeRec, glBitmapNormalMapFunc, tfBGR8ub3, @Rec); + GenerateCubeMap(GL_TEXTURE_CUBE_MAP_POSITIVE_Y, aTestTextureSize); // Negative Y Rec.Func := glBitmapNormalMapNegY; - LoadFromFunc (SizeRec, glBitmapNormalMapFunc, ifBGR8, @Rec); - GenerateCubeMap(GL_TEXTURE_CUBE_MAP_NEGATIVE_Y, TestTextureSize); + LoadFromFunc(SizeRec, glBitmapNormalMapFunc, tfBGR8ub3, @Rec); + GenerateCubeMap(GL_TEXTURE_CUBE_MAP_NEGATIVE_Y, aTestTextureSize); // Positive Z Rec.Func := glBitmapNormalMapPosZ; - LoadFromFunc (SizeRec, glBitmapNormalMapFunc, ifBGR8, @Rec); - GenerateCubeMap(GL_TEXTURE_CUBE_MAP_POSITIVE_Z, TestTextureSize); + LoadFromFunc(SizeRec, glBitmapNormalMapFunc, tfBGR8ub3, @Rec); + GenerateCubeMap(GL_TEXTURE_CUBE_MAP_POSITIVE_Z, aTestTextureSize); // Negative Z Rec.Func := glBitmapNormalMapNegZ; - LoadFromFunc (SizeRec, glBitmapNormalMapFunc, ifBGR8, @Rec); - GenerateCubeMap(GL_TEXTURE_CUBE_MAP_NEGATIVE_Z, TestTextureSize); + LoadFromFunc(SizeRec, glBitmapNormalMapFunc, tfBGR8ub3, @Rec); + GenerateCubeMap(GL_TEXTURE_CUBE_MAP_NEGATIVE_Z, aTestTextureSize); end; - initialization - glBitmapSetDefaultFormat(tfDefault); - glBitmapSetDefaultFilter(GL_LINEAR_MIPMAP_LINEAR, GL_LINEAR); - glBitmapSetDefaultWrap(GL_CLAMP_TO_EDGE, GL_CLAMP_TO_EDGE, GL_CLAMP_TO_EDGE); + glBitmapSetDefaultFormat (tfEmpty); + glBitmapSetDefaultMipmap (mmMipmap); + glBitmapSetDefaultFilter (GL_LINEAR_MIPMAP_LINEAR, GL_LINEAR); + glBitmapSetDefaultWrap (GL_CLAMP_TO_EDGE, GL_CLAMP_TO_EDGE, GL_CLAMP_TO_EDGE); + glBitmapSetDefaultSwizzle(GL_RED, GL_GREEN, GL_BLUE, GL_ALPHA); + + glBitmapSetDefaultFreeDataAfterGenTexture(true); + glBitmapSetDefaultDeleteTextureOnFree (true); + + TFormatDescriptor.Init; - glBitmapSetDefaultFreeDataAfterGenTexture(True); - glBitmapSetDefaultDeleteTextureOnFree(True); +{$IFDEF GLB_NATIVE_OGL_DYNAMIC} + OpenGLInitialized := false; + InitOpenGLCS := TCriticalSection.Create; +{$ENDIF} finalization + TFormatDescriptor.Finalize; + +{$IFDEF GLB_NATIVE_OGL} + if Assigned(GL_LibHandle) then + glbFreeLibrary(GL_LibHandle); + +{$IFDEF GLB_NATIVE_OGL_DYNAMIC} + if Assigned(GLU_LibHandle) then + glbFreeLibrary(GLU_LibHandle); + FreeAndNil(InitOpenGLCS); +{$ENDIF} +{$ENDIF} end.