{***********************************************************
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/)
+
+
------------------------------------------------------------
The contents of this file are used with permission, subject to
the Mozilla Public License Version 1.1 (the "License"); you may
// Please uncomment the defines below to configure the glBitmap to your preferences.
// If you have configured the unit you can uncomment the warning above.
-// ###### Start of preferences ################################################
-
-{$DEFINE GLB_NO_NATIVE_GL}
-// To enable the dglOpenGL.pas Header
-// With native GL then bindings are staticlly declared to support other headers
-// or use the glBitmap inside of DLLs (minimize codesize).
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+// Preferences ///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+// activate to enable build-in OpenGL support with statically linked methods
+// use dglOpenGL.pas if not enabled
+{.$DEFINE GLB_NATIVE_OGL_STATIC}
+// 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 TBitmap from Delphi (not lazarus)
{.$DEFINE GLB_DELPHI}
-// To enable the support for TBitmap from Delphi (not lazarus)
-// *** image libs ***
-
-{.$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/
+// 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
-{.$DEFINE GLB_DELPHI_JPEG}
+// JPEG ////////////////////////////////////////////////////////////////////////////////////////////
// if you enable delphi jpegs the libJPEG will be ignored
+{.$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
{.$DEFINE GLB_LIB_JPEG}
-// to use the libJPEG http://www.ijg.org/
-// You will need an aditional header.
-// http://www.opengl24.de/index.php?cat=header&file=libjpeg
-
-// ###### End of preferences ##################################################
-// ###### PRIVATE. Do not change anything. ####################################
-// *** old defines for compatibility ***
-{$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}
{$MODE Delphi}
{$ENDIF}
{$ENDIF}
-// *** checking define combinations ***
+// Operation System
+{$IF DEFINED(WIN32) or DEFINED(WIN64)}
+ {$DEFINE GLB_WIN}
+{$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.'}
{$DEFINE GLB_SUPPORT_JPEG_READ}
{$ENDIF}
+// PNG Image
{$IFDEF GLB_PNGIMAGE}
{$IFDEF GLB_LIB_PNG}
{$MESSAGE warn 'The library libPNG will be ignored if you are using pngimage.'}
{$DEFINE GLB_SUPPORT_PNG_WRITE}
{$ENDIF}
+// libPNG
{$IFDEF GLB_LIB_PNG}
{$DEFINE GLB_SUPPORT_PNG_READ}
{$DEFINE GLB_SUPPORT_PNG_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.'}
{$DEFINE GLB_SUPPORT_JPEG_WRITE}
{$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'}
+{$ENDIF}
+
+// general options
{$EXTENDEDSYNTAX ON}
{$LONGSTRINGS ON}
{$ALIGN ON}
interface
uses
- {$IFDEF GLB_NO_NATIVE_GL} dglOpenGL, {$ENDIF}
+ {$IFNDEF GLB_NATIVE_OGL} dglOpenGL, {$ENDIF}
+ {$IF DEFINED(GLB_WIN) AND
+ DEFINED(GLB_NATIVE_OGL)} windows, {$IFEND}
+
+ {$IFDEF GLB_SDL} SDL, {$ENDIF}
+ {$IFDEF GLB_DELPHI} Dialogs, Graphics, {$ENDIF}
- {$IFDEF GLB_SDL} SDL, {$ENDIF}
- {$IFDEF GLB_DELPHI} Dialogs, Windows, Graphics, {$ENDIF}
+ {$IFDEF GLB_SDL_IMAGE} SDL_image, {$ENDIF}
- {$IFDEF GLB_SDL_IMAGE} SDL_image, {$ENDIF}
+ {$IFDEF GLB_PNGIMAGE} pngimage, {$ENDIF}
+ {$IFDEF GLB_LIB_PNG} libPNG, {$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;
{$IFNDEF GLB_DELPHI}
end;
{$ENDIF}
-(* TODO dglOpenGL
-{$IFNDEF GLB_NO_NATIVE_GL}
-// Native OpenGL Implementation
-type
- PByteBool = ^ByteBool;
-
-{$IFDEF GLB_DELPHI}
-var
- gLastContext: HGLRC;
-{$ENDIF}
-
+{$IFDEF GLB_NATIVE_OGL}
const
- // Generell
- GL_VERSION = $1F02;
+ GL_TRUE = 1;
+ GL_FALSE = 0;
+
+ 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_TEXTURE_1D = $0DE0;
+ GL_TEXTURE_2D = $0DE1;
+ GL_TEXTURE_RECTANGLE = $84F5;
+
+ GL_TEXTURE_WIDTH = $1000;
+ GL_TEXTURE_HEIGHT = $1001;
+ GL_TEXTURE_INTERNAL_FORMAT = $1003;
+
+ 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_2_10_10_10_REV = $8368;
- // Filter
- GL_NEAREST = $2600;
- GL_LINEAR = $2601;
+ 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_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_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;
- // Texgen
- GL_NORMAL_MAP = $8511;
- GL_REFLECTION_MAP = $8512;
- GL_S = $2000;
- GL_T = $2001;
- GL_R = $2002;
- GL_TEXTURE_GEN_MODE = $2500;
- GL_TEXTURE_GEN_S = $0C60;
- GL_TEXTURE_GEN_T = $0C61;
- GL_TEXTURE_GEN_R = $0C62;
-
- // 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_ARB_texture_compression
- GL_COMPRESSED_RGB = $84ED;
- GL_COMPRESSED_RGBA = $84EE;
- GL_COMPRESSED_ALPHA = $84E9;
- GL_COMPRESSED_LUMINANCE = $84EA;
- GL_COMPRESSED_LUMINANCE_ALPHA = $84EB;
+{$ifdef LINUX}
+ libglu = 'libGLU.so.1';
+ libopengl = 'libGL.so.1';
+{$else}
+ libglu = 'glu32.dll';
+ libopengl = 'opengl32.dll';
+{$endif}
+
+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_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; {$ENDIF}
+ TglTexParameterfv = procedure(target: GLenum; pname: GLenum; const params: PGLfloat); {$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}
+
+ 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; {$ENDIF}
+
+ {$IFDEF GLB_LINUX}
+ TglXGetProcAddress = function(ProcName: PAnsiChar): Pointer; cdecl;
+ {$ELSE}
+ TwglGetProcAddress = function (ProcName: PAnsiChar): Pointer; stdcall;
+ {$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 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; {$ENDIF} external libopengl;
+
+ procedure glGenTextures(n: GLsizei; textures: PGLuint); {$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;
+{$ENDIF}
- // Extensions
var
GL_VERSION_1_2,
GL_VERSION_1_3,
GL_VERSION_1_4,
GL_VERSION_2_0,
+ GL_SGIS_generate_mipmap,
+
GL_ARB_texture_border_clamp,
- GL_ARB_texture_cube_map,
- GL_ARB_texture_compression,
- GL_ARB_texture_non_power_of_two,
- GL_ARB_texture_rectangle,
GL_ARB_texture_mirrored_repeat,
- GL_EXT_bgra,
- GL_EXT_texture_edge_clamp,
- GL_EXT_texture_cube_map,
- GL_EXT_texture_compression_s3tc,
- GL_EXT_texture_filter_anisotropic,
- GL_EXT_texture_rectangle,
- GL_NV_texture_rectangle,
+ GL_ARB_texture_rectangle,
+ GL_ARB_texture_non_power_of_two,
+
GL_IBM_texture_mirrored_repeat,
- GL_SGIS_generate_mipmap: Boolean;
-const
-{$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_filter_anisotropic: Boolean;
+
+ glCompressedTexImage1D: TglCompressedTexImage1D;
+ glCompressedTexImage2D: TglCompressedTexImage2D;
+ glGetCompressedTexImage: TglGetCompressedTexImage;
+
+{$IFDEF GLB_NATIVE_OGL_DYNAMIC}
+ glEnable: TglEnable;
+ glDisable: TglDisable;
+
+ glGetString: TglGetString;
+ glGetIntegerv: TglGetIntegerv;
+
+ glTexParameteri: TglTexParameteri;
+ glTexParameterfv: TglTexParameterfv;
+ glGetTexParameteriv: TglGetTexParameteriv;
+ glGetTexParameterfv: TglGetTexParameterfv;
+ glGetTexLevelParameteriv: TglGetTexLevelParameteriv;
+ glGetTexLevelParameterfv: TglGetTexLevelParameterfv;
+
+ glGenTextures: TglGenTextures;
+ glBindTexture: TglBindTexture;
+ glDeleteTextures: TglDeleteTextures;
+
+ glAreTexturesResident: TglAreTexturesResident;
+ glReadPixels: TglReadPixels;
+ glPixelStorei: TglPixelStorei;
+
+ glTexImage1D: TglTexImage1D;
+ glTexImage2D: TglTexImage2D;
+ glGetTexImage: TglGetTexImage;
+
+ gluBuild1DMipmaps: TgluBuild1DMipmaps;
+ gluBuild2DMipmaps: TgluBuild2DMipmaps;
+
+ {$IF DEFINED(GLB_WIN)}
+ wglGetProcAddress: TwglGetProcAddress;
+ {$ELSEIF DEFINED(GLB_LINUX)}
+ glXGetProcAddress: TglXGetProcAddress;
+ glXGetProcAddressARB: TglXGetProcAddressARB;
+ {$ENDIF}
{$ENDIF}
- function glGetString(name: Cardinal): PAnsiChar; {$IFDEF WINDOWS}stdcall; {$else}cdecl; {$ENDIF} external libopengl;
+(*
+{$IFDEF GLB_DELPHI}
+var
+ gLastContext: HGLRC;
+{$ENDIF}
+*)
- 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; {$ENDIF} external libopengl;
+{$ENDIF}
- 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;
+type
+////////////////////////////////////////////////////////////////////////////////////////////////////
+ TglBitmapFormat = (
+ tfEmpty = 0, //must be smallest value!
- 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; {$ENDIF} external libopengl;
+ tfAlpha4,
+ tfAlpha8,
+ tfAlpha12,
+ tfAlpha16,
- procedure glReadPixels(x, y: Integer; width, height: Integer; format, atype: Cardinal; pixels: Pointer); {$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;
+ tfLuminance4,
+ tfLuminance8,
+ tfLuminance12,
+ tfLuminance16,
- 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; {$ENDIF} external libopengl;
+ tfLuminance4Alpha4,
+ tfLuminance6Alpha2,
+ tfLuminance8Alpha8,
+ tfLuminance12Alpha4,
+ tfLuminance12Alpha12,
+ tfLuminance16Alpha16,
- function gluBuild1DMipmaps(Target: Cardinal; Components, Width: Integer; Format, atype: Cardinal; Data: Pointer): Integer; {$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; {$ENDIF} external libglu;
+ tfR3G3B2,
+ tfRGB4,
+ tfR5G6B5,
+ tfRGB5,
+ tfRGB8,
+ tfRGB10,
+ tfRGB12,
+ tfRGB16,
-var
- glCompressedTexImage2D : procedure(target: Cardinal; level: Integer; internalformat: Cardinal; width, height: Integer; border: Integer; imageSize: Integer; const data: Pointer); {$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}
-{$ENDIF}
-*)
+ tfRGBA2,
+ tfRGBA4,
+ tfRGB5A1,
+ tfRGBA8,
+ tfRGB10A2,
+ tfRGBA12,
+ tfRGBA16,
-type
-////////////////////////////////////////////////////////////////////////////////////////////////////
- EglBitmapException = class(Exception);
- EglBitmapSizeToLargeException = class(EglBitmapException);
- EglBitmapNonPowerOfTwoException = class(EglBitmapException);
- EglBitmapUnsupportedFormatFormat = class(EglBitmapException);
+ tfBGR4,
+ tfB5G6R5,
+ tfBGR5,
+ tfBGR8,
+ tfBGR10,
+ tfBGR12,
+ tfBGR16,
+
+ tfBGRA2,
+ tfBGRA4,
+ tfBGR5A1,
+ tfBGRA8,
+ tfBGR10A2,
+ tfBGRA12,
+ tfBGRA16,
+
+ tfDepth16,
+ tfDepth24,
+ tfDepth32,
+
+ tfS3tcDtx1RGBA,
+ tfS3tcDtx3RGBA,
+ tfS3tcDtx5RGBA
+ );
-////////////////////////////////////////////////////////////////////////////////////////////////////
- TglBitmapPixelDesc = packed record
- RedRange: Cardinal;
- RedShift: Shortint;
- GreenRange: Cardinal;
- GreenShift: Shortint;
- BlueRange: Cardinal;
- BlueShift: Shortint;
- AlphaRange: Cardinal;
- AlphaShift: Shortint;
- end;
- PglBitmapPixelDesc = ^TglBitmapPixelDesc;
+ TglBitmapFileType = (
+ {$IFDEF GLB_SUPPORT_PNG_WRITE} ftPNG, {$ENDIF}
+ {$IFDEF GLB_SUPPORT_JPEG_WRITE}ftJPEG, {$ENDIF}
+ ftDDS,
+ ftTGA,
+ ftBMP);
+ TglBitmapFileTypes = set of TglBitmapFileType;
+
+ TglBitmapMipMap = (
+ mmNone,
+ mmMipmap,
+ mmMipmapGlu);
+
+ TglBitmapNormalMapFunc = (
+ nm4Samples,
+ nmSobel,
+ nm3x3,
+ nm5x5);
+
+ ////////////////////////////////////////////////////////////////////////////////////////////////////
+ EglBitmapException = class(Exception);
+ EglBitmapSizeToLargeException = class(EglBitmapException);
+ EglBitmapNonPowerOfTwoException = class(EglBitmapException);
+ EglBitmapUnsupportedFormat = class(EglBitmapException)
+ constructor Create(const aFormat: TglBitmapFormat);
+ end;
////////////////////////////////////////////////////////////////////////////////////////////////////
- TglBitmapPixelData = packed record
- Red: Cardinal;
- Green: Cardinal;
- Blue: Cardinal;
- Alpha: Cardinal;
- PixelDesc: TglBitmapPixelDesc;
+ TglBitmapColorRec = packed record
+ case Integer of
+ 0: (r, g, b, a: Cardinal);
+ 1: (arr: array[0..3] of Cardinal);
end;
-////////////////////////////////////////////////////////////////////////////////////////////////////
- TglBitmapFormatDesc = packed record
- Format: Cardinal;
- InternalFormat: Cardinal;
- DataType: Cardinal;
+ TglBitmapPixelData = packed record
+ Data, Range: TglBitmapColorRec;
+ Format: TglBitmapFormat;
end;
+ PglBitmapPixelData = ^TglBitmapPixelData;
////////////////////////////////////////////////////////////////////////////////////////////////////
TglBitmapPixelPositionFields = set of (ffX, ffY);
Position: TglBitmapPixelPosition;
Source: TglBitmapPixelData;
Dest: TglBitmapPixelData;
- Args: PtrInt;
+ Args: Pointer;
end;
TglBitmapFunction = procedure(var FuncRec: TglBitmapFunctionRec);
-////////////////////////////////////////////////////////////////////////////////////////////////////
- TglBitmapFileType = (
- {$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 = (
- tfEmpty = 0,
- //TODO
- //tfAlpha4,
- //tfAlpha8,
- //tfAlpha12,
- //tfAlpha16,
-
- //tfLuminance4,
- tfLuminance8,
- //tfLuminance12,
- //tfLuminance16,
- //
- //tfuminance4Alpha4,
- //tfLuminance6Alpha2,
- tfLuminance8Alpha8,
- //tfLuminance12Alpha4,
- //tfLuminance12Alpha12,
- //tfLuminance16Alpha16,
-
- //tfR3G3B2,
- //tfRGB4,
- tfRGB5,
- tfRGB8,
- //tfRGB10,
- //tfRGB12,
- //tfRGB16,
-
- //tfRGBA2,
- //tfRGBA4,
- tfRGB5A1,
- tfRGBA8,
- //tfRGB10A2,
- //tfRGBA12,
- //tfRGBA16,
-
- //tfBGR4,
- //tfBGR5,
- tfBGR8,
- //tfBGR10,
- //tfBGR12,
- //tfBGR16,
-
- //tfBGRA2,
- //tfBGRA4,
- //tfBGR5A1,
- tfBGRA8
- //tfBGR10A2,
- //tfBGRA12,
- //tfBGRA16,
-
- //tfDepth16,
- //tfDepth24,
- //tfDepth32
- );
-
-////////////////////////////////////////////////////////////////////////////////////////////////////
- TglBitmapGetPixel = procedure(const aPos: TglBitmapPixelPosition; var aPixel: TglBitmapPixelData) of object;
- TglBitmapSetPixel = procedure(const aPos: TglBitmapPixelPosition; const aPixel: TglBitmapPixelData) of object;
-
- TglBitmapMapFunc = procedure(const aPixel: TglBitmapPixelData; var aData: PByte; var aBitOffset: Byte);
- TglBitmapUnMapFunc = procedure(var aData: PByte; var aBitOffset: Byte; var aPixel: TglBitmapPixelData);
-
-////////////////////////////////////////////////////////////////////////////////////////////////////
- TglBitmapFormatDescriptor = class(TObject)
- public
- //virtual abstract
- class function GetFormat: TglBitmapFormat; virtual; abstract;
- class function GetPixelDesc: TglBitmapPixelDesc; virtual; abstract;
- class function GetFormatDesc: TglBitmapFormatDesc; virtual; abstract;
-
- class procedure Map(const aPixel: TglBitmapPixelData; var aData: PByte); virtual; abstract;
- class procedure Unmap(var aData: PByte; var aPixel: TglBitmapPixelData); virtual; abstract;
-
- //virtual
- class function WithoutAlpha: TglBitmapFormat; virtual;
- class function WithAlpha: TglBitmapFormat; virtual;
-
- class function GetSize: Single; virtual; overload;
- class function GetSize(const aSize: TglBitmapPixelPosition): Integer; virtual; overload;
- class function GetColorCompCount: Integer; virtual;
-
- class function IsEmpty: Boolean; virtual;
- class function HasAlpha: Boolean; virtual;
- class function MaskMatch(const aRedMask, aGreenMask, aBlueMask, aAlphaMask: UInt64): Boolean; virtual;
-
- class procedure PreparePixel(var aPixel: TglBitmapPixelData); virtual;
-
- (* TODO
- function FormatIsCompressed(Format: TglBitmapInternalFormat): boolean;
- function FormatIsUncompressed(Format: TglBitmapInternalFormat): boolean;
- 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{$ENDIF}): Boolean;
- function LoadNormalMap(Size: Integer; var Texture: Cardinal): Boolean;
- *)
- end;
- TglBitmapFormatDescClass = class of TglBitmapFormatDescriptor;
-
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
TglBitmap = class
protected
// Mapping
fPixelSize: Integer;
fRowSize: Integer;
- //TODO delete? fUnmapFunc: TglBitmapUnMapFunc;
- //TODO delete? fMapFunc: TglBitmapMapFunc;
// Filtering
fFilterMin: Cardinal;
fWrapT: Cardinal;
fWrapR: Cardinal;
- //TODO delete? fGetPixelFunc: TglBitmapGetPixel;
- //TODO delete? fSetPixelFunc: TglBitmapSetPixel;
-
// CustomData
fFilename: String;
fCustomName: String;
procedure SetAnisotropic(const aValue: Integer);
procedure CreateID;
- procedure SetupParameters(var aBuildWithGlu: Boolean);
+ procedure SetupParameters(out aBuildWithGlu: Boolean);
procedure SetDataPointer(const aData: PByte; const aFormat: TglBitmapFormat;
const aWidth: Integer = -1; const aHeight: Integer = -1); virtual;
procedure GenTexture(const aTestTextureSize: Boolean = true); virtual; abstract;
procedure LoadFromFile(const aFilename: String);
procedure LoadFromStream(const aStream: TStream); virtual;
procedure LoadFromFunc(const aSize: TglBitmapPixelPosition; const aFunc: TglBitmapFunction;
- const aFormat: TglBitmapFormat; const aArgs: PtrInt = 0);
+ const aFormat: TglBitmapFormat; const aArgs: Pointer = nil);
{$IFDEF GLB_DELPHI}
procedure LoadFromResource(const aInstance: Cardinal; const aResource: String; const aResType: PChar = nil);
procedure LoadFromResourceID(const sInstance: Cardinal; const aResourceID: Integer; const aResType: PChar);
procedure SaveToStream(const aStream: TStream; const aFileType: TglBitmapFileType); virtual;
//Convert
- function AddFunc(const aFunc: TglBitmapFunction; const aCreateTemp: Boolean; const aArgs: PtrInt = 0): Boolean; overload;
+ 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: PtrInt = 0): Boolean; overload;
+ const aFormat: TglBitmapFormat; const aArgs: Pointer = nil): Boolean; overload;
public
//Alpha & Co
{$IFDEF GLB_SDL}
function AssignFromSurface(const aSurface: PSDL_Surface): Boolean;
function AssignAlphaToSurface(out aSurface: PSDL_Surface): Boolean;
function AddAlphaFromSurface(const aSurface: PSDL_Surface; const aFunc: TglBitmapFunction = nil;
- const aArgs: PtrInt = 0): Boolean;
+ const aArgs: Pointer = nil): Boolean;
{$ENDIF}
{$IFDEF GLB_DELPHI}
function AssignFromBitmap(const aBitmap: TBitmap): Boolean;
function AssignAlphaToBitmap(const aBitmap: TBitmap): Boolean;
function AddAlphaFromBitmap(const aBitmap: TBitmap; const aFunc: TglBitmapFunction = nil;
- const aArgs: PtrInt = 0): Boolean;
+ const aArgs: Pointer = nil): Boolean;
function AddAlphaFromResource(const aInstance: Cardinal; const aResource: String; const aResType: PChar = nil;
- const aFunc: TglBitmapFunction = nil; const aArgs: PtrInt = 0): Boolean;
+ const aFunc: TglBitmapFunction = nil; const aArgs: Pointer = nil): Boolean;
function AddAlphaFromResourceID(const aInstance: Cardinal; const aResourceID: Integer; const aResType: PChar;
- const aFunc: TglBitmapFunction = nil; const aArgs: PtrInt = 0): Boolean;
+ const aFunc: TglBitmapFunction = nil; const aArgs: Pointer = nil): Boolean;
{$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; aFunc: TglBitmapFunction = nil; const aArgs: PtrInt = 0): 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;
const T: Cardinal = GL_CLAMP_TO_EDGE;
const R: Cardinal = GL_CLAMP_TO_EDGE);
- procedure GetPixel(const aPos: TglBitmapPixelPosition; var aPixel: TglBitmapPixelData); virtual;
- procedure SetPixel(const aPos: TglBitmapPixelPosition; const aPixel: TglBitmapPixelData); virtual;
-
procedure Bind(const aEnableTextureUnit: Boolean = true); virtual;
procedure Unbind(const aDisableTextureUnit: Boolean = true); virtual;
constructor Create(const aFileName: String); overload;
constructor Create(const aStream: TStream); overload;
constructor Create(const aSize: TglBitmapPixelPosition; const aFormat: TglBitmapFormat); overload;
- constructor Create(const aSize: TglBitmapPixelPosition; const aFormat: TglBitmapFormat; const aFunc: TglBitmapFunction; const aArgs: PtrInt = 0); overload;
+ constructor Create(const aSize: TglBitmapPixelPosition; const aFormat: TglBitmapFormat; const aFunc: TglBitmapFunction; const aArgs: Pointer = nil); overload;
{$IFDEF GLB_DELPHI}
constructor Create(const aInstance: Cardinal; const aResource: String; const aResType: PChar = nil); overload;
constructor Create(const aInstance: Cardinal; const aResourceID: Integer; const aResType: PChar); overload;
{$ENDIF}
private
- {$IFDEF GLB_SUPPORT_PNG_READ}
- function LoadPNG(const aStream: TStream): Boolean; virtual;
- procedure SavePNG(const aStream: TStream); virtual;
- {$ENDIF}
- {$IFDEF GLB_SUPPORT_JPEG_READ}
- function LoadJPEG(const aStream: TStream): Boolean; virtual;
- procedure SaveJPEG(const aStream: TStream); virtual;
- {$ENDIF}
+ {$IFDEF GLB_SUPPORT_PNG_READ} function LoadPNG(const aStream: TStream): Boolean; virtual; {$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;
procedure glBitmapGetDefaultTextureWrap(var S, T, R: Cardinal);
function glBitmapPosition(X: Integer = -1; Y: Integer = -1): TglBitmapPixelPosition;
+function glBitmapColorRec(const r, g, b, a: Cardinal): TglBitmapColorRec;
+function glBitmapColorRecCmp(const r1, r2: TglBitmapColorRec): Boolean;
var
glBitmapDefaultDeleteTextureOnFree: Boolean;
implementation
+
+ (* TODO
+ function FormatIsCompressed(Format: TglBitmapInternalFormat): boolean;
+ function FormatIsUncompressed(Format: TglBitmapInternalFormat): boolean;
+ 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;
+ *)
+
uses
- Math;
+ Math, syncobjs, typinfo;
type
-//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
- TBitfieldFormat = class(TObject)
+////////////////////////////////////////////////////////////////////////////////////////////////////
+ TShiftRec = packed record
+ case Integer of
+ 0: (r, g, b, a: Byte);
+ 1: (arr: array[0..3] of Byte);
+ end;
+
+ TFormatDescriptor = class(TObject)
private
- fRedShift: ShortInt;
- fGreenShift: ShortInt;
- fBlueShift: ShortInt;
- fAlphaShift: ShortInt;
-
- fRedRange: Cardinal;
- fGreenRange: Cardinal;
- fBlueRange: Cardinal;
- fAlphaRange: Cardinal;
-
- fRedMask: UInt64;
- fGreenMask: UInt64;
- fBlueMask: UInt64;
- fAlphaMask: UInt64;
- function GetSize: Integer;
- procedure SetAlphaMask(aValue: UInt64);
- procedure SetAlphaRange(aValue: Cardinal);
- procedure SetAlphaShift(aValue: ShortInt);
- procedure SetBlueMask(aValue: UInt64);
- procedure SetBlueRange(aValue: Cardinal);
- procedure SetBlueShift(aValue: ShortInt);
- procedure SetGreenMask(aValue: UInt64);
- procedure SetGreenRange(aValue: Cardinal);
- procedure SetGreenShift(aValue: ShortInt);
- procedure SetRedMask(aValue: UInt64);
- procedure SetRedRange(aValue: Cardinal);
- procedure SetRedShift(aValue: ShortInt);
-
- procedure CalcShiftAndRange(aMask: UInt64; out aRange: Cardinal; out aShift: ShortInt);
+ function GetRedMask: QWord;
+ function GetGreenMask: QWord;
+ function GetBlueMask: QWord;
+ function GetAlphaMask: QWord;
+ protected
+ fFormat: TglBitmapFormat;
+ fWithAlpha: TglBitmapFormat;
+ fWithoutAlpha: TglBitmapFormat;
+ fRGBInverted: TglBitmapFormat;
+ fUncompressed: TglBitmapFormat;
+ fPixelSize: Single;
+ fIsCompressed: Boolean;
+
+ fRange: TglBitmapColorRec;
+ fShift: TShiftRec;
+
+ fglFormat: Cardinal;
+ fglInternalFormat: Cardinal;
+ fglDataFormat: Cardinal;
+
+ function GetComponents: Integer; virtual;
public
- property RedShift: ShortInt read fRedShift write SetRedShift;
- property GreenShift: ShortInt read fGreenShift write SetGreenShift;
- property BlueShift: ShortInt read fBlueShift write SetBlueShift;
- property AlphaShift: ShortInt read fAlphaShift write SetAlphaShift;
+ property Format: TglBitmapFormat read fFormat;
+ property WithAlpha: TglBitmapFormat read fWithAlpha;
+ property WithoutAlpha: TglBitmapFormat read fWithoutAlpha;
+ property RGBInverted: TglBitmapFormat read fRGBInverted;
+ property Components: Integer read GetComponents;
+ property PixelSize: Single read fPixelSize;
+ property IsCompressed: Boolean read fIsCompressed;
+
+ property glFormat: Cardinal read fglFormat;
+ property glInternalFormat: Cardinal read fglInternalFormat;
+ property glDataFormat: Cardinal read fglDataFormat;
+
+ property Range: TglBitmapColorRec read fRange;
+ property Shift: TShiftRec read fShift;
- property RedRange: Cardinal read fRedRange write SetRedRange;
- property GreenRange: Cardinal read fGreenRange write SetGreenRange;
- property BlueRange: Cardinal read fBlueRange write SetBlueRange;
- property AlphaRange: Cardinal read fAlphaRange write SetAlphaRange;
+ property RedMask: QWord read GetRedMask;
+ property GreenMask: QWord read GetGreenMask;
+ property BlueMask: QWord read GetBlueMask;
+ property AlphaMask: QWord read GetAlphaMask;
- property RedMask: UInt64 read fRedMask write SetRedMask;
- property GreenMask: UInt64 read fGreenMask write SetGreenMask;
- property BlueMask: UInt64 read fBlueMask write SetBlueMask;
- property AlphaMask: UInt64 read fAlphaMask write SetAlphaMask;
+ 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;
- property Size: Integer read GetSize;
+ function GetSize(const aSize: TglBitmapPixelPosition): Integer; virtual; overload;
+ function GetSize(const aWidth, aHeight: Integer): Integer; virtual; overload;
- procedure Map(const aPixel: TglBitmapPixelData; var aData: PByte);
- procedure Unmap(var aData: PByte; var aPixel: TglBitmapPixelData); overload;
- procedure Unmap(const aData: UInt64; var aPixel: TglBitmapPixelData); overload;
+ function CreateMappingData: Pointer; virtual;
+ procedure FreeMappingData(var aMappingData: Pointer); virtual;
+
+ function IsEmpty: Boolean; virtual;
+ function HasAlpha: Boolean; virtual;
+ function MaskMatch(const aRedMask, aGreenMask, aBlueMask, aAlphaMask: QWord): Boolean; virtual;
+
+ procedure PreparePixel(out aPixel: TglBitmapPixelData); virtual;
+
+ constructor Create; virtual;
+ public
+ class procedure Init;
+ class function Get(const aFormat: TglBitmapFormat): TFormatDescriptor;
+ class function GetWithAlpha(const aFormat: TglBitmapFormat): TFormatDescriptor;
+ class procedure Clear;
+ class procedure Finalize;
end;
+ TFormatDescriptorClass = class of TFormatDescriptor;
+
+ TfdEmpty = class(TFormatDescriptor);
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
- TfdEmpty = class(TglBitmapFormatDescriptor)
- public
- class function GetFormat: TglBitmapFormat; override;
- class function GetPixelDesc: TglBitmapPixelDesc; override;
- class function GetFormatDesc: TglBitmapFormatDesc; override;
+ TfdAlpha_UB1 = 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;
+ constructor Create; override;
+ end;
- class procedure Map(const aPixel: TglBitmapPixelData; var aData: PByte); override;
- class procedure Unmap(var aData: PByte; var aPixel: TglBitmapPixelData); override;
+ TfdLuminance_UB1 = 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;
+ constructor Create; override;
end;
-//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
- TfdLuminance8 = class(TglBitmapFormatDescriptor)
- public
- class function GetFormat: TglBitmapFormat; override;
- class function GetPixelDesc: TglBitmapPixelDesc; override;
- class function GetFormatDesc: TglBitmapFormatDesc; override;
- class function WithAlpha: TglBitmapFormat; override;
+ TfdUniversal_UB1 = 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;
+ constructor Create; override;
+ end;
- class procedure Map(const aPixel: TglBitmapPixelData; var aData: PByte); override;
- class procedure Unmap(var aData: PByte; var aPixel: TglBitmapPixelData); override;
+ TfdLuminanceAlpha_UB2 = class(TfdLuminance_UB1) //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;
+ constructor Create; override;
end;
-//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
- TfdLuminance8Alpha8 = class(TglBitmapFormatDescriptor)
- public
- class function GetFormat: TglBitmapFormat; override;
- class function GetPixelDesc: TglBitmapPixelDesc; override;
- class function GetFormatDesc: TglBitmapFormatDesc; override;
- class function WithoutAlpha: TglBitmapFormat; override;
+ TfdRGB_UB3 = 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;
+ constructor Create; override;
+ end;
- class procedure Map(const aPixel: TglBitmapPixelData; var aData: PByte); override;
- class procedure Unmap(var aData: PByte; var aPixel: TglBitmapPixelData); override;
- end;
+ TfdBGR_UB3 = 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;
+ constructor Create; override;
+ end;
-//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
- TfdRGB5 = class(TglBitmapFormatDescriptor)
- public
- class function GetFormat: TglBitmapFormat; override;
- class function GetPixelDesc: TglBitmapPixelDesc; override;
- class function GetFormatDesc: TglBitmapFormatDesc; override;
- class function WithAlpha: TglBitmapFormat; override;
+ TfdRGBA_UB4 = class(TfdRGB_UB3) //4* 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;
+ constructor Create; override;
+ end;
- class procedure Map(const aPixel: TglBitmapPixelData; var aData: PByte); override;
- class procedure Unmap(var aData: PByte; var aPixel: TglBitmapPixelData); override;
+ TfdBGRA_UB4 = class(TfdBGR_UB3) //4* 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;
+ constructor Create; override;
end;
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
- TfdRGB8 = class(TglBitmapFormatDescriptor)
- public
- class function GetFormat: TglBitmapFormat; override;
- class function GetPixelDesc: TglBitmapPixelDesc; override;
- class function GetFormatDesc: TglBitmapFormatDesc; override;
- class function WithAlpha: TglBitmapFormat; override;
+ TfdAlpha_US1 = 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;
+ constructor Create; override;
+ end;
- class procedure Map(const aPixel: TglBitmapPixelData; var aData: PByte); override;
- class procedure Unmap(var aData: PByte; var aPixel: TglBitmapPixelData); override;
+ TfdLuminance_US1 = 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;
+ constructor Create; override;
end;
-//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
- TfdRGB5A1 = class(TglBitmapFormatDescriptor)
- public
- class function GetFormat: TglBitmapFormat; override;
- class function GetPixelDesc: TglBitmapPixelDesc; override;
- class function GetFormatDesc: TglBitmapFormatDesc; override;
- class function WithoutAlpha: TglBitmapFormat; override;
+ TfdUniversal_US1 = 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;
+ constructor Create; override;
+ end;
- class procedure Map(const aPixel: TglBitmapPixelData; var aData: PByte); override;
- class procedure Unmap(var aData: PByte; var aPixel: TglBitmapPixelData); override;
+ TfdDepth_US1 = 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;
+ constructor Create; override;
end;
-//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
- TfdRGBA8 = class(TglBitmapFormatDescriptor)
- public
- class function GetFormat: TglBitmapFormat; override;
- class function GetPixelDesc: TglBitmapPixelDesc; override;
- class function GetFormatDesc: TglBitmapFormatDesc; override;
- class function WithoutAlpha: TglBitmapFormat; override;
+ TfdLuminanceAlpha_US2 = class(TfdLuminance_US1) //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;
+ constructor Create; override;
+ end;
- class procedure Map(const aPixel: TglBitmapPixelData; var aData: PByte); override;
- class procedure Unmap(var aData: PByte; var aPixel: TglBitmapPixelData); override;
+ TfdRGB_US3 = 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;
+ constructor Create; override;
end;
-//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
- TfdBGR8 = class(TglBitmapFormatDescriptor)
- public
- class function GetFormat: TglBitmapFormat; override;
- class function GetPixelDesc: TglBitmapPixelDesc; override;
- class function GetFormatDesc: TglBitmapFormatDesc; override;
- class function WithAlpha: TglBitmapFormat; override;
+ TfdBGR_US3 = 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;
+ constructor Create; override;
+ end;
- class procedure Map(const aPixel: TglBitmapPixelData; var aData: PByte); override;
- class procedure Unmap(var aData: PByte; var aPixel: TglBitmapPixelData); override;
+ TfdRGBA_US4 = class(TfdRGB_US3) //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;
+ constructor Create; override;
+ end;
+
+ TfdBGRA_US4 = class(TfdBGR_US3) //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;
+ constructor Create; override;
end;
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
- TfdBGRA8 = class(TglBitmapFormatDescriptor)
- public
- class function GetFormat: TglBitmapFormat; override;
- class function GetPixelDesc: TglBitmapPixelDesc; override;
- class function GetFormatDesc: TglBitmapFormatDesc; override;
- class function WithoutAlpha: TglBitmapFormat; override;
+ TfdUniversal_UI1 = 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;
+ constructor Create; override;
+ end;
- class procedure Map(const aPixel: TglBitmapPixelData; var aData: PByte); override;
- class procedure Unmap(var aData: PByte; var aPixel: TglBitmapPixelData); override;
+ TfdDepth_UI1 = 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;
+ constructor Create; override;
end;
-const
- LUMINANCE_WEIGHT_R = 0.30;
- LUMINANCE_WEIGHT_G = 0.59;
- LUMINANCE_WEIGHT_B = 0.11;
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+ TfdAlpha4 = class(TfdAlpha_UB1)
+ constructor Create; override;
+ end;
- ALPHA_WEIGHT_R = 0.30;
- ALPHA_WEIGHT_G = 0.59;
- ALPHA_WEIGHT_B = 0.11;
+ TfdAlpha8 = class(TfdAlpha_UB1)
+ constructor Create; override;
+ end;
- UNSUPPORTED_FORMAT = 'the given format isn''t supported by this function.';
+ TfdAlpha12 = class(TfdAlpha_US1)
+ constructor Create; override;
+ end;
- FORMAT_DESCRIPTORS: array[TglBitmapFormat] of TglBitmapFormatDescClass = (
- TfdEmpty,
+ TfdAlpha16 = class(TfdAlpha_US1)
+ constructor Create; override;
+ end;
- TfdLuminance8,
- TfdLuminance8Alpha8,
+ TfdLuminance4 = class(TfdLuminance_UB1)
+ constructor Create; override;
+ end;
- TfdRGB5,
- TfdRGB8,
+ TfdLuminance8 = class(TfdLuminance_UB1)
+ constructor Create; override;
+ end;
- TfdRGB5A1,
- TfdRGBA8,
+ TfdLuminance12 = class(TfdLuminance_US1)
+ constructor Create; override;
+ end;
- TfdBGR8,
- TfdBGRA8
- );
+ TfdLuminance16 = class(TfdLuminance_US1)
+ constructor Create; override;
+ end;
+ TfdLuminance4Alpha4 = class(TfdLuminanceAlpha_UB2)
+ constructor Create; override;
+ end;
-{$REGION Private Helper}
-/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-function glBitmapPosition(X, Y: Integer): TglBitmapPixelPosition;
-begin
- result.Fields := [];
+ TfdLuminance6Alpha2 = class(TfdLuminanceAlpha_UB2)
+ constructor Create; override;
+ end;
- if X >= 0 then
- result.Fields := result.Fields + [ffX];
- if Y >= 0 then
- result.Fields := result.Fields + [ffY];
+ TfdLuminance8Alpha8 = class(TfdLuminanceAlpha_UB2)
+ constructor Create; override;
+ end;
- result.X := Max(0, X);
- result.Y := Max(0, Y);
-end;
+ TfdLuminance12Alpha4 = class(TfdLuminanceAlpha_US2)
+ constructor Create; override;
+ end;
-/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-function FormatGetSupportedFiles(const aFormat: TglBitmapFormat): TglBitmapFileTypes;
-begin
- //TODO Supported File Formats!
- result := [ftDDS, ftTGA, ftBMP];
- (*
- {$IFDEF GLB_SUPPORT_PNG_WRITE}
- if aFormat in [
- tfAlpha4, tfAlpha8, tfAlpha12, tfAlpha16,
- tfLuminance4, tfLuminance8, tfLuminance12, tfLuminance16,
- tfuminance4Alpha4, tfLuminance6Alpha2, tfLuminance8Alpha8, tfLuminance12Alpha4, tfLuminance12Alpha12, tfLuminance16Alpha16,
- tfR3G3B2, tfRGB4, tfRGB5, tfRGB8, tfRGB10, tfRGB12, tfRGB16,
- tfRGBA2, tfRGBA4, tfRGB5A1, tfRGBA8, tfRGB10A2, tfRGBA12, tfRGBA16,
- tfDepth16, tfDepth24, tfDepth32]
- then
- result := result + [ftPNG];
- {$ENDIF}
+ TfdLuminance12Alpha12 = class(TfdLuminanceAlpha_US2)
+ constructor Create; override;
+ end;
- {$IFDEF GLB_SUPPORT_JPEG_WRITE}
- if Format in [
- tfAlpha4, tfAlpha8, tfAlpha12, tfAlpha16,
- tfLuminance4, tfLuminance8, tfLuminance12, tfLuminance16,
- tfR3G3B2, tfRGB4, tfRGB5, tfRGB8, tfRGB10, tfRGB12, tfRGB16,
- tfDepth16, tfDepth24, tfDepth32]
- then
- result := result + [ftJPEG];
- {$ENDIF}
+ TfdLuminance16Alpha16 = class(TfdLuminanceAlpha_US2)
+ constructor Create; override;
+ end;
- if aFormat in [
- tfAlpha4, tfAlpha8, tfAlpha12, tfAlpha16,
- tfLuminance4, tfLuminance8, tfLuminance12, tfLuminance16,
- tfuminance4Alpha4, tfLuminance6Alpha2, tfLuminance8Alpha8, tfLuminance12Alpha4, tfLuminance12Alpha12, tfLuminance16Alpha16,
- tfR3G3B2, tfRGB4, tfRGB5, tfRGB8, tfRGB10, tfRGB12, tfRGB16,
- tfRGBA2, tfRGBA4, tfRGB5A1, tfRGBA8, tfRGB10A2, tfRGBA12, tfRGBA16,
- tfDepth16, tfDepth24, tfDepth32]
- then
- result := result + [ftDDS, ftTGA, ftBMP];
- *)
-end;
+ TfdR3G3B2 = class(TfdUniversal_UB1)
+ constructor Create; override;
+ end;
-/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-function IsPowerOfTwo(aNumber: Integer): Boolean;
-begin
- while (aNumber and 1) = 0 do
- aNumber := aNumber shr 1;
- result := aNumber = 1;
-end;
+ TfdRGB4 = class(TfdUniversal_US1)
+ constructor Create; override;
+ end;
+
+ TfdR5G6B5 = class(TfdUniversal_US1)
+ constructor Create; override;
+ end;
+
+ TfdRGB5 = class(TfdUniversal_US1)
+ constructor Create; override;
+ end;
+
+ TfdRGB8 = class(TfdRGB_UB3)
+ constructor Create; override;
+ end;
+
+ TfdRGB10 = class(TfdUniversal_UI1)
+ constructor Create; override;
+ end;
+
+ TfdRGB12 = class(TfdRGB_US3)
+ constructor Create; override;
+ end;
+
+ TfdRGB16 = class(TfdRGB_US3)
+ constructor Create; override;
+ end;
+
+ TfdRGBA2 = class(TfdRGBA_UB4)
+ constructor Create; override;
+ end;
+
+ TfdRGBA4 = class(TfdUniversal_US1)
+ constructor Create; override;
+ end;
+
+ TfdRGB5A1 = class(TfdUniversal_US1)
+ constructor Create; override;
+ end;
+
+ TfdRGBA8 = class(TfdRGBA_UB4)
+ constructor Create; override;
+ end;
+
+ TfdRGB10A2 = class(TfdUniversal_UI1)
+ constructor Create; override;
+ end;
+
+ TfdRGBA12 = class(TfdRGBA_US4)
+ constructor Create; override;
+ end;
+
+ TfdRGBA16 = class(TfdRGBA_US4)
+ constructor Create; override;
+ end;
+
+ TfdBGR4 = class(TfdUniversal_US1)
+ constructor Create; override;
+ end;
+
+ TfdB5G6R5 = class(TfdUniversal_US1)
+ constructor Create; override;
+ end;
+
+ TfdBGR5 = class(TfdUniversal_US1)
+ constructor Create; override;
+ end;
+
+ TfdBGR8 = class(TfdBGR_UB3)
+ constructor Create; override;
+ end;
+
+ TfdBGR10 = class(TfdUniversal_UI1)
+ constructor Create; override;
+ end;
+
+ TfdBGR12 = class(TfdBGR_US3)
+ constructor Create; override;
+ end;
+
+ TfdBGR16 = class(TfdBGR_US3)
+ constructor Create; override;
+ end;
+
+ TfdBGRA2 = class(TfdBGRA_UB4)
+ constructor Create; override;
+ end;
+
+ TfdBGRA4 = class(TfdUniversal_US1)
+ constructor Create; override;
+ end;
+
+ TfdBGR5A1 = class(TfdUniversal_US1)
+ constructor Create; override;
+ end;
+
+ TfdBGRA8 = class(TfdBGRA_UB4)
+ constructor Create; override;
+ end;
+
+ TfdBGR10A2 = class(TfdUniversal_UI1)
+ constructor Create; override;
+ end;
+
+ TfdBGRA12 = class(TfdBGRA_US4)
+ constructor Create; override;
+ end;
+
+ TfdBGRA16 = class(TfdBGRA_US4)
+ constructor Create; override;
+ end;
+
+ TfdDepth16 = class(TfdDepth_US1)
+ constructor Create; override;
+ end;
+
+ TfdDepth24 = class(TfdDepth_UI1)
+ constructor Create; override;
+ end;
+
+ TfdDepth32 = class(TfdDepth_UI1)
+ constructor Create; override;
+ 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;
+ constructor Create; override;
+ 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;
+ constructor Create; override;
+ 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;
+ constructor Create; override;
+ end;
+
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+ TbmpBitfieldFormat = class(TFormatDescriptor)
+ private
+ procedure SetRedMask (const aValue: QWord);
+ procedure SetGreenMask(const aValue: QWord);
+ procedure SetBlueMask (const aValue: QWord);
+ procedure SetAlphaMask(const aValue: QWord);
+
+ procedure Update(aMask: QWord; out aRange: Cardinal; out aShift: Byte);
+ public
+ property RedMask: QWord read GetRedMask write SetRedMask;
+ property GreenMask: QWord read GetGreenMask write SetGreenMask;
+ property BlueMask: QWord read GetBlueMask write SetBlueMask;
+ property AlphaMask: QWord read GetAlphaMask write SetAlphaMask;
+
+ property PixelSize: Single read fPixelSize write fPixelSize;
+
+ 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;
+
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+ TbmpColorTableEnty = packed record
+ b, g, r, a: Byte;
+ end;
+ TbmpColorTable = array of TbmpColorTableEnty;
+ TbmpColorTableFormat = class(TFormatDescriptor)
+ private
+ fColorTable: TbmpColorTable;
+ public
+ property PixelSize: Single read fPixelSize write fPixelSize;
+ property ColorTable: TbmpColorTable read fColorTable write fColorTable;
+ property Range: TglBitmapColorRec read fRange write fRange;
+ property Shift: TShiftRec read fShift write fShift;
+ property Format: TglBitmapFormat read fFormat write fFormat;
+
+ procedure CreateColorTable;
+
+ 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;
+
+const
+ LUMINANCE_WEIGHT_R = 0.30;
+ LUMINANCE_WEIGHT_G = 0.59;
+ LUMINANCE_WEIGHT_B = 0.11;
+
+ 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;
+
+ UNSUPPORTED_FORMAT = 'the given format isn''t supported by this function.';
+
+ FORMAT_DESCRIPTOR_CLASSES: array[TglBitmapFormat] of TFormatDescriptorClass = (
+ TfdEmpty,
+
+ TfdAlpha4,
+ TfdAlpha8,
+ TfdAlpha12,
+ TfdAlpha16,
+
+ TfdLuminance4,
+ TfdLuminance8,
+ TfdLuminance12,
+ TfdLuminance16,
+
+ TfdLuminance4Alpha4,
+ TfdLuminance6Alpha2,
+ TfdLuminance8Alpha8,
+ TfdLuminance12Alpha4,
+ TfdLuminance12Alpha12,
+ TfdLuminance16Alpha16,
+
+ TfdR3G3B2,
+ TfdRGB4,
+ TfdR5G6B5,
+ TfdRGB5,
+ TfdRGB8,
+ TfdRGB10,
+ TfdRGB12,
+ TfdRGB16,
+
+ TfdRGBA2,
+ TfdRGBA4,
+ TfdRGB5A1,
+ TfdRGBA8,
+ TfdRGB10A2,
+ TfdRGBA12,
+ TfdRGBA16,
+
+ TfdBGR4,
+ TfdB5G6R5,
+ TfdBGR5,
+ TfdBGR8,
+ TfdBGR10,
+ TfdBGR12,
+ TfdBGR16,
+
+ TfdBGRA2,
+ TfdBGRA4,
+ TfdBGR5A1,
+ TfdBGRA8,
+ TfdBGR10A2,
+ TfdBGRA12,
+ TfdBGRA16,
+
+ TfdDepth16,
+ TfdDepth24,
+ TfdDepth32,
+
+ TfdS3tcDtx1RGBA,
+ TfdS3tcDtx3RGBA,
+ TfdS3tcDtx5RGBA
+ );
+
+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;
+
+/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+function glBitmapPosition(X, 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;
+
+/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+function glBitmapColorRec(const r, g, b, a: Cardinal): TglBitmapColorRec;
+begin
+ result.r := r;
+ result.g := g;
+ result.b := b;
+ result.a := a;
+end;
+
+/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+function glBitmapColorRecCmp(const r1, r2: TglBitmapColorRec): 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;
+
+/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+function glBitmapShiftRec(const r, g, b, a: Byte): TShiftRec;
+begin
+ result.r := r;
+ result.g := g;
+ result.b := b;
+ result.a := a;
+end;
+
+/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+function FormatGetSupportedFiles(const aFormat: TglBitmapFormat): TglBitmapFileTypes;
+begin
+ result := [];
+
+ if (aFormat in [
+ //4 bbp
+ tfLuminance4,
+
+ //8bpp
+ tfR3G3B2, tfLuminance8,
+
+ //16bpp
+ tfRGB4, tfRGB5, tfR5G6B5, tfRGB5A1, tfRGBA4,
+ tfBGR4, tfBGR5, tfB5G6R5, tfBGR5A1, tfBGRA4,
+
+ //24bpp
+ tfBGR8, tfRGB8,
+
+ //32bpp
+ tfRGB10, tfRGB10A2, tfRGBA8,
+ tfBGR10, tfBGR10A2, tfBGRA8]) then
+ result := result + [ftBMP];
+
+ if (aFormat in [
+ //8 bpp
+ tfLuminance8, tfAlpha8,
+
+ //16 bpp
+ tfLuminance16, tfLuminance8Alpha8,
+ tfRGB5, tfRGB5A1, tfRGBA4,
+ tfBGR5, tfBGR5A1, tfBGRA4,
+
+ //24 bpp
+ tfRGB8, tfBGR8,
+
+ //32 bpp
+ tfRGB10A2, tfRGBA8, tfBGR10A2, tfBGRA8]) then
+ result := result + [ftTGA];
+
+ if (aFormat in [
+ //8 bpp
+ tfAlpha8, tfLuminance8, tfLuminance4Alpha4, tfLuminance6Alpha2,
+ tfR3G3B2, tfRGBA2, tfBGRA2,
+
+ //16 bpp
+ tfAlpha16, tfLuminance16, tfLuminance8Alpha8, tfLuminance12Alpha4,
+ tfRGB4, tfR5G6B5, tfRGB5, tfRGBA4, tfRGB5A1,
+ tfBGR4, tfB5G6R5, tfBGR5, tfBGRA4, tfBGR5A1,
+
+ //24 bpp
+ tfRGB8, tfBGR8,
+
+ //32 bbp
+ tfLuminance16Alpha16,
+ tfRGBA8, tfRGB10A2,
+ tfBGRA8, tfBGR10A2,
+
+ //compressed
+ tfS3tcDtx1RGBA, tfS3tcDtx3RGBA, tfS3tcDtx5RGBA]) then
+ result := result + [ftDDS];
+
+ {$IFDEF GLB_SUPPORT_PNG_WRITE}
+ if aFormat in [
+ tfAlpha8, tfLuminance8, tfLuminance8Alpha8,
+ tfRGB8, tfRGBA8,
+ tfBGR8, tfBGRA8] then
+ result := result + [ftPNG];
+ {$ENDIF}
+
+ {$IFDEF GLB_SUPPORT_JPEG_WRITE}
+ if aFormat in [tfAlpha8, tfLuminance8, tfRGB8, tfBGR8] then
+ result := result + [ftJPEG];
+ {$ENDIF}
+end;
+
+/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+function IsPowerOfTwo(aNumber: Integer): Boolean;
+begin
+ while (aNumber and 1) = 0 do
+ aNumber := aNumber shr 1;
+ result := aNumber = 1;
+end;
/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-function GetTopMostBit(aBitSet: UInt64): Integer;
+function GetTopMostBit(aBitSet: QWord): Integer;
begin
result := 0;
while aBitSet > 0 do begin
end;
/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-function CountSetBits(aBitSet: UInt64): Integer;
+function CountSetBits(aBitSet: QWord): Integer;
begin
result := 0;
while aBitSet > 0 do begin
aBitSet := aBitSet shr 1;
end;
end;
-{$ENDREGION}
-//TODO check _ARB functions and constants
+/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+function LuminanceWeight(const aPixel: TglBitmapPixelData): Cardinal;
+begin
+ result := Trunc(
+ LUMINANCE_WEIGHT_R * aPixel.Data.r +
+ LUMINANCE_WEIGHT_G * aPixel.Data.g +
+ LUMINANCE_WEIGHT_B * aPixel.Data.b);
+end;
+
+/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+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;
+
+{$IFDEF GLB_NATIVE_OGL}
+/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+//OpenGLInitialization///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+var
+ GL_LibHandle: Pointer = nil;
+
+function glbGetProcAddress(aProcName: PChar; aLibHandle: Pointer = nil): Pointer;
+begin
+ result := nil;
+
+ if not Assigned(aLibHandle) then
+ aLibHandle := GL_LibHandle;
+
+{$IF DEFINED(GLB_WIN)}
+ result := GetProcAddress({%H-}HMODULE(aLibHandle), aProcName);
+ if Assigned(result) then
+ exit;
+
+ if Assigned(wglGetProcAddress) then
+ result := wglGetProcAddress(aProcName);
+{$ELSEIF DEFINED(GLB_LINUX)}
+ if Assigned(glXGetProcAddress) then begin
+ result := glXGetProcAddress(aProcName);
+ if Assigned(result) then
+ exit;
+ end;
+
+ if Assigned(glXGetProcAddressARB) then begin
+ result := glXGetProcAddressARB(aProcName);
+ if Assigned(result) then
+ exit;
+ end;
+
+ result := dlsym(aLibHandle, aProcName);
+{$ENDIF}
+ if not Assigned(result) then
+ raise EglBitmapException.Create('unable to load procedure form library: ' + aProcName);
+end;
+
+{$IFDEF GLB_NATIVE_OGL_DYNAMIC}
+var
+ GLU_LibHandle: Pointer = nil;
+ OpenGLInitialized: Boolean;
+ InitOpenGLCS: TCriticalSection;
+
+/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+procedure glbInitOpenGL;
+
+ ////////////////////////////////////////////////////////////////////////////////
+ function glbLoadLibrary(const aName: PChar): Pointer;
+ begin
+ {$IF DEFINED(GLB_WIN)}
+ result := {%H-}Pointer(LoadLibrary(aName));
+ {$ELSEIF DEFINED(GLB_LINUX)}
+ result := dlopen(Name, RTLD_LAZY);
+ {$ELSE}
+ result := nil;
+ {$ENDIF}
+ end;
+
+ ////////////////////////////////////////////////////////////////////////////////
+ function glbFreeLibrary(const aLibHandle: Pointer): Boolean;
+ begin
+ result := false;
+ if not Assigned(aLibHandle) then
+ exit;
+
+ {$IF DEFINED(GLB_WIN)}
+ Result := FreeLibrary({%H-}HINST(aLibHandle));
+ {$ELSEIF DEFINED(GLB_LINUX)}
+ Result := dlclose(aLibHandle) = 0;
+ {$ENDIF}
+ 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 EglBitmapException.Create('unable to load library: ' + libopengl);
+
+ GLU_LibHandle := glbLoadLibrary(libglu);
+ if not Assigned(GLU_LibHandle) then
+ raise EglBitmapException.Create('unable to load library: ' + libglu);
+
+ try
+ {$IF DEFINED(GLB_WIN)}
+ wglGetProcAddress := glbGetProcAddress('wglGetProcAddress');
+ {$ELSEIF DEFINED(GLB_LINUX)}
+ glXGetProcAddress := glbGetProcAddress('glXGetProcAddress');
+ glXGetProcAddressARB := dglGetProcAddress('glXGetProcAddressARB');
+ {$ENDIF}
+
+ glEnable := glbGetProcAddress('glEnable');
+ glDisable := glbGetProcAddress('glDisable');
+ glGetString := glbGetProcAddress('glGetString');
+ glGetIntegerv := glbGetProcAddress('glGetIntegerv');
+ glTexParameteri := glbGetProcAddress('glTexParameteri');
+ glTexParameterfv := glbGetProcAddress('glTexParameterfv');
+ glGetTexParameteriv := glbGetProcAddress('glGetTexParameteriv');
+ glGetTexParameterfv := glbGetProcAddress('glGetTexParameterfv');
+ glGetTexLevelParameteriv := glbGetProcAddress('glGetTexLevelParameteriv');
+ glGetTexLevelParameterfv := glbGetProcAddress('glGetTexLevelParameterfv');
+ glGenTextures := glbGetProcAddress('glGenTextures');
+ glBindTexture := glbGetProcAddress('glBindTexture');
+ glDeleteTextures := glbGetProcAddress('glDeleteTextures');
+ glAreTexturesResident := glbGetProcAddress('glAreTexturesResident');
+ glReadPixels := glbGetProcAddress('glReadPixels');
+ glPixelStorei := glbGetProcAddress('glPixelStorei');
+ glTexImage1D := glbGetProcAddress('glTexImage1D');
+ glTexImage2D := glbGetProcAddress('glTexImage2D');
+ glGetTexImage := glbGetProcAddress('glGetTexImage');
+
+ gluBuild1DMipmaps := glbGetProcAddress('gluBuild1DMipmaps', GLU_LibHandle);
+ gluBuild2DMipmaps := glbGetProcAddress('gluBuild2DMipmaps', GLU_LibHandle);
+ finally
+ glbFreeLibrary(GL_LibHandle);
+ glbFreeLibrary(GLU_LibHandle);
+ end;
+end;
+{$ENDIF}
-(* GLB_NO_NATIVE_GL
-{$IFNDEF GLB_NO_NATIVE_GL}
-procedure ReadOpenGLExtensions;
+/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+procedure glbReadOpenGLExtensions;
var
{$IFDEF GLB_DELPHI}
Context: HGLRC;
Buffer: AnsiString;
MajorVersion, MinorVersion: Integer;
-
- procedure TrimVersionString(Buffer: AnsiString; var Major, Minor: Integer);
+ ///////////////////////////////////////////////////////////////////////////////////////////
+ procedure TrimVersionString(aBuffer: AnsiString; out aMajor, aMinor: Integer);
var
Separator: Integer;
begin
- Minor := 0;
- Major := 0;
-
- Separator := Pos(AnsiString('.'), Buffer);
+ aMinor := 0;
+ aMajor := 0;
- if (Separator > 1) and (Separator < Length(Buffer)) and
- (Buffer[Separator - 1] in ['0'..'9']) and
- (Buffer[Separator + 1] in ['0'..'9']) then begin
+ 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
Dec(Separator);
- while (Separator > 0) and (Buffer[Separator] in ['0'..'9']) do
+ while (Separator > 0) and (aBuffer[Separator] in ['0'..'9']) do
Dec(Separator);
- Delete(Buffer, 1, Separator);
- Separator := Pos(AnsiString('.'), Buffer) + 1;
+ Delete(aBuffer, 1, Separator);
+ Separator := Pos(AnsiString('.'), aBuffer) + 1;
- while (Separator <= Length(Buffer)) and (AnsiChar(Buffer[Separator]) in ['0'..'9']) do
+ while (Separator <= Length(aBuffer)) and (AnsiChar(aBuffer[Separator]) in ['0'..'9']) do
Inc(Separator);
- Delete(Buffer, Separator, 255);
- Separator := Pos(AnsiString('.'), Buffer);
+ Delete(aBuffer, Separator, 255);
+ Separator := Pos(AnsiString('.'), aBuffer);
- Major := StrToInt(Copy(String(Buffer), 1, Separator - 1));
- Minor := StrToInt(Copy(String(Buffer), Separator + 1, 1));
+ aMajor := StrToInt(Copy(String(aBuffer), 1, Separator - 1));
+ aMinor := StrToInt(Copy(String(aBuffer), Separator + 1, 1));
end;
end;
-
+ ///////////////////////////////////////////////////////////////////////////////////////////
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;
-
- function glLoad (aFunc: pAnsiChar): pointer;
- begin
- {$IFDEF LINUX}
- result := glXGetProcAddress(aFunc);
- {$else}
- result := wglGetProcAddress(aFunc);
- {$ENDIF}
+begin
+{$IFDEF GLB_NATIVE_OGL_DYNAMIC}
+ InitOpenGLCS.Enter;
+ try
+ if not OpenGLInitialized then begin
+ glbInitOpenGL;
+ OpenGLInitialized := true;
+ end;
+ finally
+ InitOpenGLCS.Leave;
end;
+{$ENDIF}
-
-begin
- {$IFDEF GLB_DELPHI}
+{$IFDEF GLB_DELPHI}
Context := wglGetCurrentContext;
-
- if Context <> gLastContext then begin
+ if (Context <> gLastContext) then begin
gLastContext := Context;
- {$ENDIF}
+{$ENDIF}
// Version
Buffer := glGetString(GL_VERSION);
GL_VERSION_1_3 := false;
GL_VERSION_1_4 := false;
GL_VERSION_2_0 := false;
-
if MajorVersion = 1 then begin
- if MinorVersion >= 1 then begin
- if MinorVersion >= 2 then
- GL_VERSION_1_2 := true;
+ if MinorVersion >= 2 then
+ GL_VERSION_1_2 := true;
- if MinorVersion >= 3 then
- GL_VERSION_1_3 := true;
+ if MinorVersion >= 3 then
+ GL_VERSION_1_3 := true;
- if MinorVersion >= 4 then
- GL_VERSION_1_4 := true;
- end;
- end;
-
- if MajorVersion >= 2 then begin
+ if MinorVersion >= 4 then
+ GL_VERSION_1_4 := true;
+ end else if MajorVersion >= 2 then begin
GL_VERSION_1_2 := true;
GL_VERSION_1_3 := true;
GL_VERSION_1_4 := true;
// 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
-
- begin
- // Try loading Extension
- glCompressedTexImage1D := glLoad('glCompressedTexImage1DARB');
- glCompressedTexImage2D := glLoad('glCompressedTexImage2DARB');
- glGetCompressedTexImage := glLoad('glGetCompressedTexImageARB');
+ glCompressedTexImage1D := glbGetProcAddress('glCompressedTexImage1D');
+ glCompressedTexImage2D := glbGetProcAddress('glCompressedTexImage2D');
+ glGetCompressedTexImage := glbGetProcAddress('glGetCompressedTexImage');
+ end else begin
+ glCompressedTexImage1D := glbGetProcAddress('glCompressedTexImage1DARB');
+ glCompressedTexImage2D := glbGetProcAddress('glCompressedTexImage2DARB');
+ glGetCompressedTexImage := glbGetProcAddress('glGetCompressedTexImageARB');
end;
- {$IFDEF GLB_DELPHI}
+{$IFDEF GLB_DELPHI}
end;
- {$ENDIF}
+{$ENDIF}
end;
{$ENDIF}
-*)
(* TODO GLB_DELPHI
{$IFDEF GLB_DELPHI}
{$ENDIF}
*)
-(* TODO GLB_SDL_IMAGE
{$IFDEF GLB_SDL_IMAGE}
+/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+// SDL Image Helper /////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
function glBitmapRWseek(context: PSDL_RWops; offset: Integer; whence: Integer): Integer; cdecl;
begin
result := TStream(context^.unknown.data1).Seek(offset, whence);
result^.unknown.data1 := Stream;
end;
{$ENDIF}
-*)
(* TODO LoadFuncs
function LoadTexture(Filename: String; var Texture: Cardinal{$IFDEF GLB_DELPHI}; LoadFromRes : Boolean; Instance: Cardinal{$ENDIF}): Boolean;
end;
*)
-{$REGION default Setter and Gettter}
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
procedure glBitmapSetDefaultDeleteTextureOnFree(const aDeleteTextureOnFree: Boolean);
begin
end;
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-procedure glBitmapSetDefaultMipmap(const aValue: TglBitmapMipMap);
+procedure glBitmapSetDefaultMipmap(const aValue: TglBitmapMipMap);
+begin
+ glBitmapDefaultMipmap := aValue;
+end;
+
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+procedure glBitmapSetDefaultFormat(const aFormat: TglBitmapFormat);
+begin
+ glBitmapDefaultFormat := aFormat;
+end;
+
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+procedure glBitmapSetDefaultFilter(const aMin, aMag: Integer);
+begin
+ glBitmapDefaultFilterMin := aMin;
+ glBitmapDefaultFilterMag := aMag;
+end;
+
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+procedure glBitmapSetDefaultWrap(const S: Cardinal = GL_CLAMP_TO_EDGE; const T: Cardinal = GL_CLAMP_TO_EDGE; const R: Cardinal = GL_CLAMP_TO_EDGE);
+begin
+ glBitmapDefaultWrapS := S;
+ glBitmapDefaultWrapT := T;
+ glBitmapDefaultWrapR := R;
+end;
+
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+function glBitmapGetDefaultDeleteTextureOnFree: Boolean;
+begin
+ result := glBitmapDefaultDeleteTextureOnFree;
+end;
+
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+function glBitmapGetDefaultFreeDataAfterGenTexture: Boolean;
+begin
+ result := glBitmapDefaultFreeDataAfterGenTextures;
+end;
+
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+function glBitmapGetDefaultMipmap: TglBitmapMipMap;
+begin
+ result := glBitmapDefaultMipmap;
+end;
+
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+function glBitmapGetDefaultFormat: TglBitmapFormat;
+begin
+ result := glBitmapDefaultFormat;
+end;
+
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+procedure glBitmapGetDefaultFilter(var aMin, aMag: Cardinal);
+begin
+ aMin := glBitmapDefaultFilterMin;
+ aMag := glBitmapDefaultFilterMag;
+end;
+
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+procedure glBitmapGetDefaultTextureWrap(var S, T, R: Cardinal);
+begin
+ S := glBitmapDefaultWrapS;
+ T := glBitmapDefaultWrapT;
+ R := glBitmapDefaultWrapR;
+end;
+
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+//TglBitmapFormatDescriptor///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+function TFormatDescriptor.GetRedMask: QWord;
+begin
+ result := fRange.r shl fShift.r;
+end;
+
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+function TFormatDescriptor.GetGreenMask: QWord;
+begin
+ result := fRange.g shl fShift.g;
+end;
+
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+function TFormatDescriptor.GetBlueMask: QWord;
+begin
+ result := fRange.b shl fShift.b;
+end;
+
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+function TFormatDescriptor.GetAlphaMask: QWord;
+begin
+ result := fRange.a shl fShift.a;
+end;
+
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+function TFormatDescriptor.GetComponents: Integer;
+var
+ i: Integer;
+begin
+ result := 0;
+ for i := 0 to 3 do
+ if (fRange.arr[i] > 0) then
+ inc(result);
+end;
+
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+function TFormatDescriptor.GetSize(const aSize: TglBitmapPixelPosition): Integer;
+var
+ w, h: Integer;
+begin
+ 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;
+
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+function TFormatDescriptor.GetSize(const aWidth, aHeight: Integer): Integer;
+begin
+ result := 0;
+ if (aWidth <= 0) or (aHeight <= 0) then
+ exit;
+ result := Ceil(aWidth * aHeight * fPixelSize);
+end;
+
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+function TFormatDescriptor.CreateMappingData: Pointer;
+begin
+ result := nil;
+end;
+
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+procedure TFormatDescriptor.FreeMappingData(var aMappingData: Pointer);
+begin
+ //DUMMY
+end;
+
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+function TFormatDescriptor.IsEmpty: Boolean;
+begin
+ result := (fFormat = tfEmpty);
+end;
+
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+function TFormatDescriptor.HasAlpha: Boolean;
+begin
+ result := (fRange.a > 0);
+end;
+
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+function TFormatDescriptor.MaskMatch(const aRedMask, aGreenMask, aBlueMask, aAlphaMask: QWord): Boolean;
+begin
+ result := false;
+
+ if (aRedMask = 0) and (aGreenMask = 0) and (aBlueMask = 0) and (aAlphaMask = 0) then
+ raise EglBitmapException.Create('FormatCheckFormat - All Masks are 0');
+
+ if (aRedMask <> RedMask) then
+ exit;
+ if (aGreenMask <> GreenMask) then
+ exit;
+ if (aBlueMask <> BlueMask) then
+ exit;
+ if (aAlphaMask <> AlphaMask) then
+ exit;
+ result := true;
+end;
+
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+procedure TFormatDescriptor.PreparePixel(out aPixel: TglBitmapPixelData);
+begin
+ FillChar(aPixel{%H-}, SizeOf(aPixel), 0);
+ aPixel.Data := fRange;
+ aPixel.Range := fRange;
+ aPixel.Format := fFormat;
+end;
+
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+constructor TFormatDescriptor.Create;
+begin
+ inherited Create;
+
+ fFormat := tfEmpty;
+ fWithAlpha := tfEmpty;
+ fWithoutAlpha := tfEmpty;
+ fRGBInverted := tfEmpty;
+ fUncompressed := tfEmpty;
+ fPixelSize := 0.0;
+ fIsCompressed := false;
+
+ fglFormat := 0;
+ fglInternalFormat := 0;
+ fglDataFormat := 0;
+
+ FillChar(fRange, 0, SizeOf(fRange));
+ FillChar(fShift, 0, SizeOf(fShift));
+end;
+
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+//TfdAlpha_UB1////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+procedure TfdAlpha_UB1.Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer);
+begin
+ aData^ := aPixel.Data.a;
+ inc(aData);
+end;
+
+procedure TfdAlpha_UB1.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;
+
+constructor TfdAlpha_UB1.Create;
+begin
+ inherited Create;
+ fPixelSize := 1.0;
+ fRange.a := $FF;
+ fglFormat := GL_ALPHA;
+ fglDataFormat := GL_UNSIGNED_BYTE;
+end;
+
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+//TfdLuminance_UB1////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+procedure TfdLuminance_UB1.Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer);
+begin
+ aData^ := LuminanceWeight(aPixel);
+ inc(aData);
+end;
+
+procedure TfdLuminance_UB1.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;
+
+constructor TfdLuminance_UB1.Create;
+begin
+ inherited Create;
+ fPixelSize := 1.0;
+ fRange.r := $FF;
+ fRange.g := $FF;
+ fRange.b := $FF;
+ fglFormat := GL_LUMINANCE;
+ fglDataFormat := GL_UNSIGNED_BYTE;
+end;
+
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+//TfdUniversal_UB1////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+procedure TfdUniversal_UB1.Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer);
+var
+ i: Integer;
+begin
+ aData^ := 0;
+ for i := 0 to 3 do
+ if (fRange.arr[i] > 0) then
+ aData^ := aData^ or ((aPixel.Data.arr[i] and fRange.arr[i]) shl fShift.arr[i]);
+ inc(aData);
+end;
+
+procedure TfdUniversal_UB1.Unmap(var aData: PByte; out aPixel: TglBitmapPixelData; var aMapData: Pointer);
+var
+ i: Integer;
+begin
+ for i := 0 to 3 do
+ aPixel.Data.arr[i] := (aData^ shr fShift.arr[i]) and fRange.arr[i];
+ inc(aData);
+end;
+
+constructor TfdUniversal_UB1.Create;
+begin
+ inherited Create;
+ fPixelSize := 1.0;
+end;
+
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+//TfdLuminanceAlpha_UB2///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+procedure TfdLuminanceAlpha_UB2.Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer);
+begin
+ inherited Map(aPixel, aData, aMapData);
+ aData^ := aPixel.Data.a;
+ inc(aData);
+end;
+
+procedure TfdLuminanceAlpha_UB2.Unmap(var aData: PByte; out aPixel: TglBitmapPixelData; var aMapData: Pointer);
+begin
+ inherited Unmap(aData, aPixel, aMapData);
+ aPixel.Data.a := aData^;
+ inc(aData);
+end;
+
+constructor TfdLuminanceAlpha_UB2.Create;
+begin
+ inherited Create;
+ fPixelSize := 2.0;
+ fRange.a := $FF;
+ fShift.a := 8;
+ fglFormat := GL_LUMINANCE_ALPHA;
+ fglDataFormat := GL_UNSIGNED_BYTE;
+end;
+
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+//TfdRGB_UB3//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+procedure TfdRGB_UB3.Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer);
+begin
+ aData^ := aPixel.Data.r;
+ inc(aData);
+ aData^ := aPixel.Data.g;
+ inc(aData);
+ aData^ := aPixel.Data.b;
+ inc(aData);
+end;
+
+procedure TfdRGB_UB3.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;
+
+constructor TfdRGB_UB3.Create;
+begin
+ inherited Create;
+ fPixelSize := 3.0;
+ fRange.r := $FF;
+ fRange.g := $FF;
+ fRange.b := $FF;
+ fShift.r := 0;
+ fShift.g := 8;
+ fShift.b := 16;
+ fglFormat := GL_RGB;
+ fglDataFormat := GL_UNSIGNED_BYTE;
+end;
+
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+//TfdBGR_UB3//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+procedure TfdBGR_UB3.Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer);
+begin
+ aData^ := aPixel.Data.b;
+ inc(aData);
+ aData^ := aPixel.Data.g;
+ inc(aData);
+ aData^ := aPixel.Data.r;
+ inc(aData);
+end;
+
+procedure TfdBGR_UB3.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;
+
+constructor TfdBGR_UB3.Create;
+begin
+ fPixelSize := 3.0;
+ fRange.r := $FF;
+ fRange.g := $FF;
+ fRange.b := $FF;
+ fShift.r := 16;
+ fShift.g := 8;
+ fShift.b := 0;
+ fglFormat := GL_BGR;
+ fglDataFormat := GL_UNSIGNED_BYTE;
+end;
+
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+//TdfRGBA_UB4/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+procedure TfdRGBA_UB4.Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer);
+begin
+ inherited Map(aPixel, aData, aMapData);
+ aData^ := aPixel.Data.a;
+ inc(aData);
+end;
+
+procedure TfdRGBA_UB4.Unmap(var aData: PByte; out aPixel: TglBitmapPixelData; var aMapData: Pointer);
+begin
+ inherited Unmap(aData, aPixel, aMapData);
+ aPixel.Data.a := aData^;
+ inc(aData);
+end;
+
+constructor TfdRGBA_UB4.Create;
+begin
+ inherited Create;
+ fPixelSize := 4.0;
+ fRange.a := $FF;
+ fShift.a := 24;
+ fglFormat := GL_RGBA;
+ fglDataFormat := GL_UNSIGNED_BYTE;
+end;
+
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+//TfdBGRA_UB4/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+procedure TfdBGRA_UB4.Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer);
+begin
+ inherited Map(aPixel, aData, aMapData);
+ aData^ := aPixel.Data.a;
+ inc(aData);
+end;
+
+procedure TfdBGRA_UB4.Unmap(var aData: PByte; out aPixel: TglBitmapPixelData; var aMapData: Pointer);
+begin
+ inherited Unmap(aData, aPixel, aMapData);
+ aPixel.Data.a := aData^;
+ inc(aData);
+end;
+
+constructor TfdBGRA_UB4.Create;
+begin
+ inherited Create;
+ fPixelSize := 4.0;
+ fRange.a := $FF;
+ fShift.a := 24;
+ fglFormat := GL_BGRA;
+ fglDataFormat := GL_UNSIGNED_BYTE;
+end;
+
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+//TfdAlpha_US1////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+procedure TfdAlpha_US1.Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer);
+begin
+ PWord(aData)^ := aPixel.Data.a;
+ inc(aData, 2);
+end;
+
+procedure TfdAlpha_US1.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;
+
+constructor TfdAlpha_US1.Create;
+begin
+ inherited Create;
+ fPixelSize := 2.0;
+ fRange.a := $FFFF;
+ fglFormat := GL_ALPHA;
+ fglDataFormat := GL_UNSIGNED_SHORT;
+end;
+
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+//TfdLuminance_US1////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+procedure TfdLuminance_US1.Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer);
begin
- glBitmapDefaultMipmap := aValue;
+ PWord(aData)^ := LuminanceWeight(aPixel);
+ inc(aData, 2);
end;
-//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-procedure glBitmapSetDefaultFormat(const aFormat: TglBitmapFormat);
+procedure TfdLuminance_US1.Unmap(var aData: PByte; out aPixel: TglBitmapPixelData; var aMapData: Pointer);
begin
- glBitmapDefaultFormat := aFormat;
+ aPixel.Data.r := PWord(aData)^;
+ aPixel.Data.g := PWord(aData)^;
+ aPixel.Data.b := PWord(aData)^;
+ aPixel.Data.a := 0;
+ inc(aData, 2);
end;
-//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-procedure glBitmapSetDefaultFilter(const aMin, aMag: Integer);
+constructor TfdLuminance_US1.Create;
begin
- glBitmapDefaultFilterMin := aMin;
- glBitmapDefaultFilterMag := aMag;
+ inherited Create;
+ fPixelSize := 2.0;
+ fRange.r := $FFFF;
+ fRange.g := $FFFF;
+ fRange.b := $FFFF;
+ fglFormat := GL_LUMINANCE;
+ fglDataFormat := GL_UNSIGNED_SHORT;
end;
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-procedure glBitmapSetDefaultWrap(const S: Cardinal = GL_CLAMP_TO_EDGE; const T: Cardinal = GL_CLAMP_TO_EDGE; const R: Cardinal = GL_CLAMP_TO_EDGE);
+//TfdUniversal_US1////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+procedure TfdUniversal_US1.Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer);
+var
+ i: Integer;
begin
- glBitmapDefaultWrapS := S;
- glBitmapDefaultWrapT := T;
- glBitmapDefaultWrapR := R;
+ PWord(aData)^ := 0;
+ for i := 0 to 3 do
+ if (fRange.arr[i] > 0) then
+ PWord(aData)^ := PWord(aData)^ or ((aPixel.Data.arr[i] and fRange.arr[i]) shl fShift.arr[i]);
+ inc(aData, 2);
end;
-//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-function glBitmapGetDefaultDeleteTextureOnFree: Boolean;
+procedure TfdUniversal_US1.Unmap(var aData: PByte; out aPixel: TglBitmapPixelData; var aMapData: Pointer);
+var
+ i: Integer;
begin
- result := glBitmapDefaultDeleteTextureOnFree;
+ for i := 0 to 3 do
+ aPixel.Data.arr[i] := (PWord(aData)^ shr fShift.arr[i]) and fRange.arr[i];
+ inc(aData, 2);
end;
-//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-function glBitmapGetDefaultFreeDataAfterGenTexture: Boolean;
+constructor TfdUniversal_US1.Create;
begin
- result := glBitmapDefaultFreeDataAfterGenTextures;
+ inherited Create;
+ fPixelSize := 2.0;
end;
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-function glBitmapGetDefaultMipmap: TglBitmapMipMap;
+//TfdDepth_US1////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+procedure TfdDepth_US1.Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer);
begin
- result := glBitmapDefaultMipmap;
+ PWord(aData)^ := DepthWeight(aPixel);
+ inc(aData, 2);
end;
-//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-function glBitmapGetDefaultFormat: TglBitmapFormat;
+procedure TfdDepth_US1.Unmap(var aData: PByte; out aPixel: TglBitmapPixelData; var aMapData: Pointer);
begin
- result := glBitmapDefaultFormat;
+ aPixel.Data.r := PWord(aData)^;
+ aPixel.Data.g := PWord(aData)^;
+ aPixel.Data.b := PWord(aData)^;
+ aPixel.Data.a := 0;
+ inc(aData, 2);
end;
-//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-procedure glBitmapGetDefaultFilter(var aMin, aMag: Cardinal);
+constructor TfdDepth_US1.Create;
begin
- aMin := glBitmapDefaultFilterMin;
- aMag := glBitmapDefaultFilterMag;
+ inherited Create;
+ fPixelSize := 2.0;
+ fRange.r := $FFFF;
+ fRange.g := $FFFF;
+ fRange.b := $FFFF;
+ fglFormat := GL_DEPTH_COMPONENT;
+ fglDataFormat := GL_UNSIGNED_SHORT;
end;
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-procedure glBitmapGetDefaultTextureWrap(var S, T, R: Cardinal);
+//TfdLuminanceAlpha_US2///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+procedure TfdLuminanceAlpha_US2.Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer);
begin
- S := glBitmapDefaultWrapS;
- T := glBitmapDefaultWrapT;
- R := glBitmapDefaultWrapR;
+ inherited Map(aPixel, aData, aMapData);
+ PWord(aData)^ := aPixel.Data.a;
+ inc(aData, 2);
end;
-{$ENDREGION}
-//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-//TCustomFormat///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-procedure TBitfieldFormat.SetAlphaMask(aValue: UInt64);
+procedure TfdLuminanceAlpha_US2.Unmap(var aData: PByte; out aPixel: TglBitmapPixelData; var aMapData: Pointer);
begin
- if fAlphaMask = aValue then Exit;
- fAlphaMask := aValue;
- CalcShiftAndRange(fAlphaMask, fAlphaRange, fAlphaShift);
+ inherited Unmap(aData, aPixel, aMapData);
+ aPixel.Data.a := PWord(aData)^;
+ inc(aData, 2);
end;
-//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-function TBitfieldFormat.GetSize: Integer;
-var
- tmp: UInt64;
+constructor TfdLuminanceAlpha_US2.Create;
begin
- tmp :=
- (fRedRange shl fRedShift) or
- (fGreenRange shl fGreenShift) or
- (fBlueRange shl fBlueShift) or
- (fAlphaRange shl fAlphaShift);
- result := Trunc(GetTopMostBit(tmp) / 8);
+ inherited Create;
+ fPixelSize := 4.0;
+ fRange.a := $FFFF;
+ fShift.a := 16;
+ fglFormat := GL_LUMINANCE_ALPHA;
+ fglDataFormat := GL_UNSIGNED_SHORT;
end;
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-procedure TBitfieldFormat.SetAlphaRange(aValue: Cardinal);
+//TfdRGB_US3//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+procedure TfdRGB_US3.Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer);
begin
- if fAlphaRange = aValue then Exit;
- fAlphaRange := aValue;
- fAlphaMask := fAlphaRange shl fAlphaShift;
+ 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;
-//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-procedure TBitfieldFormat.SetAlphaShift(aValue: ShortInt);
+procedure TfdRGB_US3.Unmap(var aData: PByte; out aPixel: TglBitmapPixelData; var aMapData: Pointer);
begin
- if fAlphaShift = aValue then Exit;
- fAlphaShift := aValue;
- fAlphaMask := fAlphaRange shl fAlphaShift;
+ 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;
-//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-procedure TBitfieldFormat.SetBlueMask(aValue: UInt64);
+constructor TfdRGB_US3.Create;
begin
- if fBlueMask = aValue then Exit;
- fBlueMask := aValue;
- CalcShiftAndRange(fBlueMask, fBlueRange, fBlueShift);
+ inherited Create;
+ fPixelSize := 6.0;
+ fRange.r := $FFFF;
+ fRange.g := $FFFF;
+ fRange.b := $FFFF;
+ fShift.r := 0;
+ fShift.g := 16;
+ fShift.b := 32;
+ fglFormat := GL_RGB;
+ fglDataFormat := GL_UNSIGNED_SHORT;
end;
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-procedure TBitfieldFormat.SetBlueRange(aValue: Cardinal);
+//TfdBGR_US3//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+procedure TfdBGR_US3.Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer);
begin
- if fBlueRange = aValue then Exit;
- fBlueRange := aValue;
- fBlueMask := fBlueRange shl fBlueShift;
+ 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;
-//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-procedure TBitfieldFormat.SetBlueShift(aValue: ShortInt);
+procedure TfdBGR_US3.Unmap(var aData: PByte; out aPixel: TglBitmapPixelData; var aMapData: Pointer);
begin
- if fBlueShift = aValue then Exit;
- fBlueShift := aValue;
- fBlueMask := fBlueRange shl fBlueShift;
+ 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;
-//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-procedure TBitfieldFormat.SetGreenMask(aValue: UInt64);
+constructor TfdBGR_US3.Create;
begin
- if fGreenMask = aValue then Exit;
- fGreenMask := aValue;
- CalcShiftAndRange(fGreenMask, fGreenRange, fGreenShift);
+ inherited Create;
+ fPixelSize := 6.0;
+ fRange.r := $FFFF;
+ fRange.g := $FFFF;
+ fRange.b := $FFFF;
+ fShift.r := 32;
+ fShift.g := 16;
+ fShift.b := 0;
+ fglFormat := GL_BGR;
+ fglDataFormat := GL_UNSIGNED_SHORT;
end;
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-procedure TBitfieldFormat.SetGreenRange(aValue: Cardinal);
+//TfdRGBA_US4/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+procedure TfdRGBA_US4.Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer);
begin
- if fGreenRange = aValue then Exit;
- fGreenRange := aValue;
- fGreenMask := fGreenRange shl fGreenShift;
+ inherited Map(aPixel, aData, aMapData);
+ PWord(aData)^ := aPixel.Data.a;
+ inc(aData, 2);
end;
-//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-procedure TBitfieldFormat.SetGreenShift(aValue: ShortInt);
+procedure TfdRGBA_US4.Unmap(var aData: PByte; out aPixel: TglBitmapPixelData; var aMapData: Pointer);
begin
- if fGreenShift = aValue then Exit;
- fGreenShift := aValue;
- fGreenMask := fGreenRange shl fGreenShift;
+ inherited Unmap(aData, aPixel, aMapData);
+ aPixel.Data.a := PWord(aData)^;
+ inc(aData, 2);
end;
-//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-procedure TBitfieldFormat.SetRedMask(aValue: UInt64);
+constructor TfdRGBA_US4.Create;
begin
- if fRedMask = aValue then Exit;
- fRedMask := aValue;
- CalcShiftAndRange(fRedMask, fRedRange, fRedShift);
+ inherited Create;
+ fPixelSize := 8.0;
+ fRange.a := $FFFF;
+ fShift.a := 48;
+ fglFormat := GL_RGBA;
+ fglDataFormat := GL_UNSIGNED_SHORT;
end;
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-procedure TBitfieldFormat.SetRedRange(aValue: Cardinal);
+//TfdBGRA_US4/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+procedure TfdBGRA_US4.Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer);
begin
- if fRedRange = aValue then Exit;
- fRedRange := aValue;
- fRedMask := fRedRange shl fRedShift;
+ inherited Map(aPixel, aData, aMapData);
+ PWord(aData)^ := aPixel.Data.a;
+ inc(aData, 2);
end;
-//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-procedure TBitfieldFormat.SetRedShift(aValue: ShortInt);
+procedure TfdBGRA_US4.Unmap(var aData: PByte; out aPixel: TglBitmapPixelData; var aMapData: Pointer);
begin
- if fRedShift = aValue then Exit;
- fRedShift := aValue;
- fRedMask := fRedRange shl fRedShift;
+ inherited Unmap(aData, aPixel, aMapData);
+ aPixel.Data.a := PWord(aData)^;
+ inc(aData, 2);
end;
-//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-procedure TBitfieldFormat.CalcShiftAndRange(aMask: UInt64; out aRange: Cardinal;
- out aShift: ShortInt);
+constructor TfdBGRA_US4.Create;
begin
- aShift := 0;
- aRange := 0;
- if (aMask = 0) then
- exit;
- while (aMask > 0) and ((aMask and 1) = 0) do begin
- inc(aShift);
- aMask := aMask shr 1;
- end;
- aRange := 1;
- while (aMask > 0) do begin
- aRange := aRange shl 1;
- aMask := aMask shr 1;
- end;
- dec(aRange);
+ inherited Create;
+ fPixelSize := 8.0;
+ fRange.a := $FFFF;
+ fShift.a := 48;
+ fglFormat := GL_BGRA;
+ fglDataFormat := GL_UNSIGNED_SHORT;
end;
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-procedure TBitfieldFormat.Map(const aPixel: TglBitmapPixelData; var aData: PByte);
+//TfdUniversal_UI1////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+procedure TfdUniversal_UI1.Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer);
var
- data: UInt64;
- s: Integer;
-type
- PUInt64 = ^UInt64;
+ i: Integer;
begin
- data :=
- ((aPixel.Red and fRedRange) shl fRedShift) or
- ((aPixel.Green and fGreenRange) shl fGreenShift) or
- ((aPixel.Blue and fBlueRange) shl fBlueShift) or
- ((aPixel.Alpha and fAlphaRange) shl fAlphaShift);
- s := Size;
- case s of
- 1: aData^ := data;
- 2: PWord(aData)^ := data;
- 4: PCardinal(aData)^ := data;
- 8: PUInt64(aData)^ := data;
- end;
- inc(aData, s);
+ PCardinal(aData)^ := 0;
+ for i := 0 to 3 do
+ if (fRange.arr[i] > 0) then
+ PCardinal(aData)^ := PCardinal(aData)^ or ((aPixel.Data.arr[i] and fRange.arr[i]) shl fShift.arr[i]);
+ inc(aData, 4);
end;
-//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-procedure TBitfieldFormat.Unmap(var aData: PByte; var aPixel: TglBitmapPixelData);
+procedure TfdUniversal_UI1.Unmap(var aData: PByte; out aPixel: TglBitmapPixelData; var aMapData: Pointer);
var
- data: UInt64;
- s: Integer;
-type
- PUInt64 = ^UInt64;
+ i: Integer;
begin
- s := Size;
- case s of
- 1: data := aData^;
- 2: data := PWord(aData)^;
- 4: data := PCardinal(aData)^;
- 8: data := PUInt64(aData)^;
- end;
- Unmap(data, aPixel);
- inc(aData, s);
+ for i := 0 to 3 do
+ aPixel.Data.arr[i] := (PCardinal(aData)^ shr fShift.arr[i]) and fRange.arr[i];
+ inc(aData, 2);
end;
-//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-procedure TBitfieldFormat.Unmap(const aData: UInt64; var aPixel: TglBitmapPixelData);
+constructor TfdUniversal_UI1.Create;
begin
- aPixel.Red := (aData shr fRedShift) and fRedRange;
- aPixel.Green := (aData shr fGreenShift) and fGreenRange;
- aPixel.Blue := (aData shr fBlueShift) and fBlueRange;
- aPixel.Alpha := (aData shr fAlphaShift) and fAlphaRange;
+ inherited Create;
+ fPixelSize := 4.0;
end;
-{$REGION TglBitmapFormatDescriptor}
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-//TglBitmapFormatDescriptor///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+//TfdDepth_UI1////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-class function TglBitmapFormatDescriptor.WithoutAlpha: TglBitmapFormat;
+procedure TfdDepth_UI1.Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer);
begin
- if not HasAlpha then
- result := GetFormat
- else
- result := tfEmpty;
+ PCardinal(aData)^ := DepthWeight(aPixel);
+ inc(aData, 4);
end;
-//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-class function TglBitmapFormatDescriptor.WithAlpha: TglBitmapFormat;
+procedure TfdDepth_UI1.Unmap(var aData: PByte; out aPixel: TglBitmapPixelData; var aMapData: Pointer);
begin
- if HasAlpha then
- result := GetFormat
- else
- result := tfEmpty;
+ aPixel.Data.r := PCardinal(aData)^;
+ aPixel.Data.g := PCardinal(aData)^;
+ aPixel.Data.b := PCardinal(aData)^;
+ aPixel.Data.a := 0;
+ inc(aData, 4);
end;
-//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-class function TglBitmapFormatDescriptor.GetSize: Single;
-var
- tmp: UInt64;
+constructor TfdDepth_UI1.Create;
begin
- with GetPixelDesc do begin
- tmp :=
- (RedRange shl RedShift) or
- (GreenRange shl GreenShift) or
- (BlueRange shl BlueShift) or
- (AlphaRange shl AlphaShift);
- end;
- result := Trunc(GetTopMostBit(tmp) / 4) / 2;
+ inherited Create;
+ fPixelSize := 4.0;
+ fRange.r := $FFFFFFFF;
+ fRange.g := $FFFFFFFF;
+ fRange.b := $FFFFFFFF;
+ fglFormat := GL_DEPTH_COMPONENT;
+ fglDataFormat := GL_UNSIGNED_INT;
end;
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-class function TglBitmapFormatDescriptor.GetSize(const aSize: TglBitmapPixelPosition): Integer;
-var
- w, h: Integer;
-begin
- if (ffX in aSize.Fields) or (ffY in aSize.Fields) then begin
- w := Max(1, aSize.X);
- h := Max(1, aSize.Y);
- result := Ceil(w * h * GetSize);
- end else
- result := 0;
-end;
-
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-class function TglBitmapFormatDescriptor.GetColorCompCount: Integer;
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+constructor TfdAlpha4.Create;
begin
- result := 0;
- with GetPixelDesc do begin
- if (RedRange > 0) then
- inc(result);
- if (GreenRange > 0) then
- inc(result);
- if (BlueRange > 0) then
- inc(result);
- if (AlphaRange > 0) then
- inc(result);
- end;
+ inherited Create;
+ fFormat := tfAlpha4;
+ fWithAlpha := tfAlpha4;
+ fglInternalFormat := GL_ALPHA4;
end;
-//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-class function TglBitmapFormatDescriptor.IsEmpty: Boolean;
+constructor TfdAlpha8.Create;
begin
- result := (GetFormat = tfEmpty);
+ inherited Create;
+ fFormat := tfAlpha8;
+ fWithAlpha := tfAlpha8;
+ fglInternalFormat := GL_ALPHA8;
end;
-//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-class function TglBitmapFormatDescriptor.HasAlpha: Boolean;
+constructor TfdAlpha12.Create;
begin
- result := (GetPixelDesc.AlphaRange > 0);
+ inherited Create;
+ fFormat := tfAlpha12;
+ fWithAlpha := tfAlpha12;
+ fglInternalFormat := GL_ALPHA12;
end;
-//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-class function TglBitmapFormatDescriptor.MaskMatch(const aRedMask, aGreenMask, aBlueMask, aAlphaMask: UInt64): Boolean;
-var
- PixelDesc: TglBitmapPixelDesc;
+constructor TfdAlpha16.Create;
begin
- result := false;
-
- if (aRedMask = 0) and (aGreenMask = 0) and (aBlueMask = 0) and (aAlphaMask = 0) then
- raise EglBitmapException.Create('FormatCheckFormat - All Masks are 0');
-
- PixelDesc := GetPixelDesc;
- with PixelDesc do begin
- if (aRedMask <> 0) and (aRedMask <> (RedRange shl RedShift)) then
- exit;
- if (aGreenMask <> 0) and (aGreenMask <> (GreenRange shl GreenShift)) then
- exit;
- if (aBlueMask <> 0) and (aBlueMask <> (BlueRange shl BlueShift)) then
- exit;
- if (aAlphaMask <> 0) and (aAlphaMask <> (AlphaRange shl AlphaShift)) then
- exit;
- end;
- result := true;
+ inherited Create;
+ fFormat := tfAlpha16;
+ fWithAlpha := tfAlpha16;
+ fglInternalFormat := GL_ALPHA16;
end;
-//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-class procedure TglBitmapFormatDescriptor.PreparePixel(var aPixel: TglBitmapPixelData);
+constructor TfdLuminance4.Create;
begin
- FillChar(aPixel, SizeOf(aPixel), 0);
- aPixel.PixelDesc := GetPixelDesc;
- with aPixel.PixelDesc do begin
- aPixel.Red := RedRange;
- aPixel.Green := GreenRange;
- aPixel.Blue := BlueRange;
- aPixel.Alpha := AlphaRange;
- end;
+ inherited Create;
+ fFormat := tfLuminance4;
+ fWithAlpha := tfLuminance4Alpha4;
+ fWithoutAlpha := tfLuminance4;
+ fglInternalFormat := GL_LUMINANCE4;
end;
-{$ENDREGION}
-{$REGION TfdEmpty}
-//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-//TfdEmpty////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-class function TfdEmpty.GetFormat: TglBitmapFormat;
+constructor TfdLuminance8.Create;
begin
- result := tfEmpty;
+ inherited Create;
+ fFormat := tfLuminance8;
+ fWithAlpha := tfLuminance8Alpha8;
+ fWithoutAlpha := tfLuminance8;
+ fglInternalFormat := GL_LUMINANCE8;
end;
-class function TfdEmpty.GetPixelDesc: TglBitmapPixelDesc;
+constructor TfdLuminance12.Create;
begin
- with result do begin
- RedRange := $00000000; RedShift := 0;
- GreenRange := $00000000; GreenShift := 0;
- BlueRange := $00000000; BlueShift := 0;
- AlphaRange := $00000000; AlphaShift := 0;
- end;
+ inherited Create;
+ fFormat := tfLuminance12;
+ fWithAlpha := tfLuminance12Alpha12;
+ fWithoutAlpha := tfLuminance12;
+ fglInternalFormat := GL_LUMINANCE12;
end;
-class function TfdEmpty.GetFormatDesc: TglBitmapFormatDesc;
+constructor TfdLuminance16.Create;
begin
- with result do begin
- Format := 0;
- InternalFormat := 0;
- DataType := 0;
- end;
+ inherited Create;
+ fFormat := tfLuminance16;
+ fWithAlpha := tfLuminance16Alpha16;
+ fWithoutAlpha := tfLuminance16;
+ fglInternalFormat := GL_LUMINANCE16;
end;
-class procedure TfdEmpty.Map(const aPixel: TglBitmapPixelData; var aData: PByte );
+constructor TfdLuminance4Alpha4.Create;
begin
- raise EglBitmapException.Create('format does not support mapping');
+ inherited Create;
+ fFormat := tfLuminance4Alpha4;
+ fWithAlpha := tfLuminance4Alpha4;
+ fWithoutAlpha := tfLuminance4;
+ fglInternalFormat := GL_LUMINANCE4_ALPHA4;
end;
-class procedure TfdEmpty.Unmap(var aData: PByte; var aPixel: TglBitmapPixelData);
+constructor TfdLuminance6Alpha2.Create;
begin
- raise EglBitmapException.Create('format does not support unmapping');
+ inherited Create;
+ fFormat := tfLuminance6Alpha2;
+ fWithAlpha := tfLuminance6Alpha2;
+ fWithoutAlpha := tfLuminance8;
+ fglInternalFormat := GL_LUMINANCE6_ALPHA2;
end;
-{$ENDREGION}
-{$REGION TfdLuminance8}
-//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-//TfdLuminance8///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-class function TfdLuminance8.GetFormat: TglBitmapFormat;
+constructor TfdLuminance8Alpha8.Create;
begin
- result := tfEmpty;
+ inherited Create;
+ fFormat := tfLuminance8Alpha8;
+ fWithAlpha := tfLuminance8Alpha8;
+ fWithoutAlpha := tfLuminance8;
+ fglInternalFormat := GL_LUMINANCE8_ALPHA8;
end;
-class function TfdLuminance8.GetPixelDesc: TglBitmapPixelDesc;
+constructor TfdLuminance12Alpha4.Create;
begin
- with result do begin
- RedRange := $000000FF; RedShift := 0;
- GreenRange := $000000FF; GreenShift := 0;
- BlueRange := $000000FF; BlueShift := 0;
- AlphaRange := $00000000; AlphaShift := 0;
- end;
+ inherited Create;
+ fFormat := tfLuminance12Alpha4;
+ fWithAlpha := tfLuminance12Alpha4;
+ fWithoutAlpha := tfLuminance12;
+ fglInternalFormat := GL_LUMINANCE12_ALPHA4;
end;
-class function TfdLuminance8.GetFormatDesc: TglBitmapFormatDesc;
+constructor TfdLuminance12Alpha12.Create;
begin
- with result do begin
- Format := GL_LUMINANCE;
- InternalFormat := GL_LUMINANCE8;
- DataType := GL_UNSIGNED_BYTE;
- end;
+ inherited Create;
+ fFormat := tfLuminance12Alpha12;
+ fWithAlpha := tfLuminance12Alpha12;
+ fWithoutAlpha := tfLuminance12;
+ fglInternalFormat := GL_LUMINANCE12_ALPHA12;
end;
-class function TfdLuminance8.WithAlpha: TglBitmapFormat;
+constructor TfdLuminance16Alpha16.Create;
begin
- result := tfLuminance8Alpha8;
+ inherited Create;
+ fFormat := tfLuminance16Alpha16;
+ fWithAlpha := tfLuminance16Alpha16;
+ fWithoutAlpha := tfLuminance16;
+ fglInternalFormat := GL_LUMINANCE16_ALPHA16;
end;
-class procedure TfdLuminance8.Map(const aPixel: TglBitmapPixelData; var aData: PByte);
+constructor TfdR3G3B2.Create;
begin
- aData^ := Trunc(
- aPixel.Red * LUMINANCE_WEIGHT_R +
- aPixel.Green * LUMINANCE_WEIGHT_G +
- aPixel.Blue * LUMINANCE_WEIGHT_B);
- inc(aData);
+ inherited Create;
+ fFormat := tfR3G3B2;
+ fWithAlpha := tfRGBA2;
+ fWithoutAlpha := tfR3G3B2;
+ fRange.r := $7;
+ fRange.g := $7;
+ fRange.b := $3;
+ fShift.r := 0;
+ fShift.g := 3;
+ fShift.b := 6;
+ fglFormat := GL_RGB;
+ fglInternalFormat := GL_R3_G3_B2;
+ fglDataFormat := GL_UNSIGNED_BYTE_2_3_3_REV;
+end;
+
+constructor TfdRGB4.Create;
+begin
+ inherited Create;
+ fFormat := tfRGB4;
+ fWithAlpha := tfRGBA4;
+ fWithoutAlpha := tfRGB4;
+ fRGBInverted := tfBGR4;
+ fRange.r := $F;
+ fRange.g := $F;
+ fRange.b := $F;
+ fShift.r := 0;
+ fShift.g := 4;
+ fShift.b := 8;
+ 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;
+
+constructor TfdR5G6B5.Create;
+begin
+ inherited Create;
+ fFormat := tfR5G6B5;
+ fWithAlpha := tfRGBA4;
+ fWithoutAlpha := tfR5G6B5;
+ fRGBInverted := tfB5G6R5;
+ fRange.r := $1F;
+ fRange.g := $3F;
+ fRange.b := $1F;
+ fShift.r := 0;
+ fShift.g := 5;
+ fShift.b := 11;
+ fglFormat := GL_RGB;
+ fglInternalFormat := GL_RGB565;
+ fglDataFormat := GL_UNSIGNED_SHORT_5_6_5_REV;
+end;
+
+constructor TfdRGB5.Create;
+begin
+ inherited Create;
+ fFormat := tfRGB5;
+ fWithAlpha := tfRGB5A1;
+ fWithoutAlpha := tfRGB5;
+ fRGBInverted := tfBGR5;
+ fRange.r := $1F;
+ fRange.g := $1F;
+ fRange.b := $1F;
+ fShift.r := 0;
+ fShift.g := 5;
+ fShift.b := 10;
+ 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;
+
+constructor TfdRGB8.Create;
+begin
+ inherited Create;
+ fFormat := tfRGB8;
+ fWithAlpha := tfRGBA8;
+ fWithoutAlpha := tfRGB8;
+ fRGBInverted := tfBGR8;
+ fglInternalFormat := GL_RGB8;
end;
-class procedure TfdLuminance8.Unmap(var aData: PByte; var aPixel: TglBitmapPixelData);
+constructor TfdRGB10.Create;
begin
- aPixel.Red := aData^;
- aPixel.Green := aData^;
- aPixel.Blue := aData^;
- aPixel.Alpha := 0;
- inc(aData);
+ inherited Create;
+ fFormat := tfRGB10;
+ fWithAlpha := tfRGB10A2;
+ fWithoutAlpha := tfRGB10;
+ fRGBInverted := tfBGR10;
+ fRange.r := $3FF;
+ fRange.g := $3FF;
+ fRange.b := $3FF;
+ fShift.r := 0;
+ fShift.g := 10;
+ fShift.b := 20;
+ fglFormat := GL_RGBA; //GL_INVALID_OPERATION if not GL_BGRA or GL_RGBA
+ fglInternalFormat := GL_RGB10;
+ fglDataFormat := GL_UNSIGNED_INT_2_10_10_10_REV;
+end;
+
+constructor TfdRGB12.Create;
+begin
+ inherited Create;
+ fFormat := tfRGB12;
+ fWithAlpha := tfRGBA12;
+ fWithoutAlpha := tfRGB12;
+ fRGBInverted := tfBGR12;
+ fglInternalFormat := GL_RGB12;
end;
-{$ENDREGION}
-{$REGION TfdLuminance8Alpha8}
-//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-//TfdLuminance8Alpha8/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-class function TfdLuminance8Alpha8.GetFormat: TglBitmapFormat;
+constructor TfdRGB16.Create;
begin
- result := tfLuminance8Alpha8;
+ inherited Create;
+ fFormat := tfRGB16;
+ fWithAlpha := tfRGBA16;
+ fWithoutAlpha := tfRGB16;
+ fRGBInverted := tfBGR16;
+ fglInternalFormat := GL_RGB16;
end;
-class function TfdLuminance8Alpha8.GetPixelDesc: TglBitmapPixelDesc;
+constructor TfdRGBA2.Create;
begin
- with result do begin
- RedRange := $000000FF; RedShift := 0;
- GreenRange := $000000FF; GreenShift := 0;
- BlueRange := $000000FF; BlueShift := 0;
- AlphaRange := $000000FF; AlphaShift := 8;
- end;
+ inherited Create;
+ fFormat := tfRGBA2;
+ fWithAlpha := tfRGBA2;
+ fWithoutAlpha := tfR3G3B2;
+ fRGBInverted := tfBGRA2;
+ fglInternalFormat := GL_RGBA2;
end;
-class function TfdLuminance8Alpha8.GetFormatDesc: TglBitmapFormatDesc;
+constructor TfdRGBA4.Create;
begin
- with result do begin
- Format := GL_LUMINANCE_ALPHA;
- InternalFormat := GL_LUMINANCE8_ALPHA8;
- DataType := GL_UNSIGNED_BYTE;
- end;
+ inherited Create;
+ fFormat := tfRGBA4;
+ fWithAlpha := tfRGBA4;
+ fWithoutAlpha := tfRGB4;
+ fRGBInverted := tfBGRA4;
+ fRange.r := $F;
+ fRange.g := $F;
+ fRange.b := $F;
+ fRange.a := $F;
+ fShift.r := 0;
+ fShift.g := 4;
+ fShift.b := 8;
+ fShift.a := 12;
+ fglFormat := GL_RGBA;
+ fglInternalFormat := GL_RGBA4;
+ fglDataFormat := GL_UNSIGNED_SHORT_4_4_4_4_REV;
+end;
+
+constructor TfdRGB5A1.Create;
+begin
+ inherited Create;
+ fFormat := tfRGB5A1;
+ fWithAlpha := tfRGB5A1;
+ fWithoutAlpha := tfRGB5;
+ fRGBInverted := tfBGR5A1;
+ fRange.r := $1F;
+ fRange.g := $1F;
+ fRange.b := $1F;
+ fRange.a := $01;
+ fShift.r := 0;
+ fShift.g := 5;
+ fShift.b := 10;
+ fShift.a := 15;
+ fglFormat := GL_RGBA;
+ fglInternalFormat := GL_RGB5_A1;
+ fglDataFormat := GL_UNSIGNED_SHORT_1_5_5_5_REV;
+end;
+
+constructor TfdRGBA8.Create;
+begin
+ inherited Create;
+ fFormat := tfRGBA8;
+ fWithAlpha := tfRGBA8;
+ fWithoutAlpha := tfRGB8;
+ fRGBInverted := tfBGRA8;
+ fglInternalFormat := GL_RGBA8;
end;
-class function TfdLuminance8Alpha8.WithoutAlpha: TglBitmapFormat;
+constructor TfdRGB10A2.Create;
+begin
+ inherited Create;
+ fFormat := tfRGB10A2;
+ fWithAlpha := tfRGB10A2;
+ fWithoutAlpha := tfRGB10;
+ fRGBInverted := tfBGR10A2;
+ fRange.r := $3FF;
+ fRange.g := $3FF;
+ fRange.b := $3FF;
+ fRange.a := $003;
+ fShift.r := 0;
+ fShift.g := 10;
+ fShift.b := 20;
+ fShift.a := 30;
+ fglFormat := GL_RGBA;
+ fglInternalFormat := GL_RGB10_A2;
+ fglDataFormat := GL_UNSIGNED_INT_2_10_10_10_REV;
+end;
+
+constructor TfdRGBA12.Create;
begin
- result := tfLuminance8;
+ inherited Create;
+ fFormat := tfRGBA12;
+ fWithAlpha := tfRGBA12;
+ fWithoutAlpha := tfRGB12;
+ fRGBInverted := tfBGRA12;
+ fglInternalFormat := GL_RGBA12;
end;
-class procedure TfdLuminance8Alpha8.Map(const aPixel: TglBitmapPixelData; var aData: PByte);
+constructor TfdRGBA16.Create;
begin
- aData^ := Trunc(
- aPixel.Red * LUMINANCE_WEIGHT_R +
- aPixel.Green * LUMINANCE_WEIGHT_G +
- aPixel.Blue * LUMINANCE_WEIGHT_B);
- inc(aData);
-
- aData^ := aPixel.Alpha;
- inc(aData);
+ inherited Create;
+ fFormat := tfRGBA16;
+ fWithAlpha := tfRGBA16;
+ fWithoutAlpha := tfRGB16;
+ fRGBInverted := tfBGRA16;
+ fglInternalFormat := GL_RGBA16;
end;
-class procedure TfdLuminance8Alpha8.Unmap(var aData: PByte; var aPixel: TglBitmapPixelData);
+constructor TfdBGR4.Create;
begin
- aPixel.Red := aData^;
- aPixel.Green := aData^;
- aPixel.Blue := aData^;
- inc(aData);
-
- aPixel.Alpha := aData^;
- inc(aData);
+ inherited Create;
+ fPixelSize := 2.0;
+ fFormat := tfBGR4;
+ fWithAlpha := tfBGRA4;
+ fWithoutAlpha := tfBGR4;
+ fRGBInverted := tfRGB4;
+ fRange.r := $F;
+ fRange.g := $F;
+ fRange.b := $F;
+ fRange.a := $0;
+ fShift.r := 8;
+ fShift.g := 4;
+ fShift.b := 0;
+ fShift.a := 0;
+ fglFormat := GL_BGRA; //GL_INVALID_OPERATION if not GL_BGRA or GL_RGBA
+ fglInternalFormat := GL_RGB4;
+ fglDataFormat := GL_UNSIGNED_SHORT_4_4_4_4_REV;
end;
-{$ENDREGION}
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-//TfdRGB5/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-class function TfdRGB5.GetFormat: TglBitmapFormat;
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+constructor TfdB5G6R5.Create;
+begin
+ inherited Create;
+ fFormat := tfB5G6R5;
+ fWithAlpha := tfBGRA4;
+ fWithoutAlpha := tfB5G6R5;
+ fRGBInverted := tfR5G6B5;
+ fRange.r := $1F;
+ fRange.g := $3F;
+ fRange.b := $1F;
+ fShift.r := 11;
+ fShift.g := 5;
+ fShift.b := 0;
+ fglFormat := GL_RGB; //B5G6R5 is only possible as R5G6B5 -> use reverted dataformat
+ fglInternalFormat := GL_RGB8;
+ fglDataFormat := GL_UNSIGNED_SHORT_5_6_5;
+end;
+
+constructor TfdBGR5.Create;
+begin
+ inherited Create;
+ fPixelSize := 2.0;
+ fFormat := tfBGR5;
+ fWithAlpha := tfBGR5A1;
+ fWithoutAlpha := tfBGR5;
+ fRGBInverted := tfRGB5;
+ fRange.r := $1F;
+ fRange.g := $1F;
+ fRange.b := $1F;
+ fRange.a := $00;
+ fShift.r := 10;
+ fShift.g := 5;
+ fShift.b := 0;
+ fShift.a := 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;
+
+constructor TfdBGR8.Create;
begin
- result := tfRGB5;
+ inherited Create;
+ fFormat := tfBGR8;
+ fWithAlpha := tfBGRA8;
+ fWithoutAlpha := tfBGR8;
+ fRGBInverted := tfRGB8;
+ fglInternalFormat := GL_RGB8;
end;
-class function TfdRGB5.GetPixelDesc: TglBitmapPixelDesc;
+constructor TfdBGR10.Create;
begin
- with result do begin
- RedRange := $0000001F; RedShift := 0;
- GreenRange := $0000001F; GreenShift := 5;
- BlueRange := $0000001F; BlueShift := 10;
- AlphaRange := $00000000; AlphaShift := 0;
- end;
+ inherited Create;
+ fFormat := tfBGR10;
+ fWithAlpha := tfBGR10A2;
+ fWithoutAlpha := tfBGR10;
+ fRGBInverted := tfRGB10;
+ fRange.r := $3FF;
+ fRange.g := $3FF;
+ fRange.b := $3FF;
+ fRange.a := $000;
+ fShift.r := 20;
+ fShift.g := 10;
+ fShift.b := 0;
+ fShift.a := 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;
+
+constructor TfdBGR12.Create;
+begin
+ inherited Create;
+ fFormat := tfBGR12;
+ fWithAlpha := tfBGRA12;
+ fWithoutAlpha := tfBGR12;
+ fRGBInverted := tfRGB12;
+ fglInternalFormat := GL_RGB12;
end;
-class function TfdRGB5.GetFormatDesc: TglBitmapFormatDesc;
+constructor TfdBGR16.Create;
begin
- with result do begin
- Format := GL_RGB;
- InternalFormat := GL_RGB5;
- DataType := GL_UNSIGNED_SHORT_5_5_5_1;
- end;
+ inherited Create;
+ fFormat := tfBGR16;
+ fWithAlpha := tfBGRA16;
+ fWithoutAlpha := tfBGR16;
+ fRGBInverted := tfRGB16;
+ fglInternalFormat := GL_RGB16;
end;
-class function TfdRGB5.WithAlpha: TglBitmapFormat;
+constructor TfdBGRA2.Create;
begin
- result := tfRGB5A1;
+ inherited Create;
+ fFormat := tfBGRA2;
+ fWithAlpha := tfBGRA4;
+ fWithoutAlpha := tfBGR4;
+ fRGBInverted := tfRGBA2;
+ fglInternalFormat := GL_RGBA2;
end;
-class procedure TfdRGB5.Map(const aPixel: TglBitmapPixelData; var aData: PByte);
+constructor TfdBGRA4.Create;
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);
- inc(aData, 2);
+ inherited Create;
+ fFormat := tfBGRA4;
+ fWithAlpha := tfBGRA4;
+ fWithoutAlpha := tfBGR4;
+ fRGBInverted := tfRGBA4;
+ fRange.r := $F;
+ fRange.g := $F;
+ fRange.b := $F;
+ fRange.a := $F;
+ fShift.r := 8;
+ fShift.g := 4;
+ fShift.b := 0;
+ fShift.a := 12;
+ fglFormat := GL_BGRA;
+ fglInternalFormat := GL_RGBA4;
+ fglDataFormat := GL_UNSIGNED_SHORT_4_4_4_4_REV;
+end;
+
+constructor TfdBGR5A1.Create;
+begin
+ inherited Create;
+ fFormat := tfBGR5A1;
+ fWithAlpha := tfBGR5A1;
+ fWithoutAlpha := tfBGR5;
+ fRGBInverted := tfRGB5A1;
+ fRange.r := $1F;
+ fRange.g := $1F;
+ fRange.b := $1F;
+ fRange.a := $01;
+ fShift.r := 10;
+ fShift.g := 5;
+ fShift.b := 0;
+ fShift.a := 15;
+ fglFormat := GL_BGRA;
+ fglInternalFormat := GL_RGB5_A1;
+ fglDataFormat := GL_UNSIGNED_SHORT_1_5_5_5_REV;
+end;
+
+constructor TfdBGRA8.Create;
+begin
+ inherited Create;
+ fFormat := tfBGRA8;
+ fWithAlpha := tfBGRA8;
+ fWithoutAlpha := tfBGR8;
+ fRGBInverted := tfRGBA8;
+ fglInternalFormat := GL_RGBA8;
end;
-class procedure TfdRGB5.Unmap(var aData: PByte; var aPixel: TglBitmapPixelData);
+constructor TfdBGR10A2.Create;
begin
- aPixel.Red := (PWord(aData)^ shr aPixel.PixelDesc.RedShift) and aPixel.PixelDesc.RedRange;
- aPixel.Green := (PWord(aData)^ shr aPixel.PixelDesc.GreenShift) and aPixel.PixelDesc.GreenRange;
- aPixel.Blue := (PWord(aData)^ shr aPixel.PixelDesc.BlueShift) and aPixel.PixelDesc.BlueRange;
- aPixel.Alpha := 0;
- inc(aData, 2);
+ inherited Create;
+ fFormat := tfBGR10A2;
+ fWithAlpha := tfBGR10A2;
+ fWithoutAlpha := tfBGR10;
+ fRGBInverted := tfRGB10A2;
+ fRange.r := $3FF;
+ fRange.g := $3FF;
+ fRange.b := $3FF;
+ fRange.a := $003;
+ fShift.r := 20;
+ fShift.g := 10;
+ fShift.b := 0;
+ fShift.a := 30;
+ fglFormat := GL_BGRA;
+ fglInternalFormat := GL_RGB10_A2;
+ fglDataFormat := GL_UNSIGNED_INT_2_10_10_10_REV;
+end;
+
+constructor TfdBGRA12.Create;
+begin
+ inherited Create;
+ fFormat := tfBGRA12;
+ fWithAlpha := tfBGRA12;
+ fWithoutAlpha := tfBGR12;
+ fRGBInverted := tfRGBA12;
+ fglInternalFormat := GL_RGBA12;
end;
-{$REGION TfdRGB8}
-//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-//TfdRGB8/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-class function TfdRGB8.GetFormat: TglBitmapFormat;
+constructor TfdBGRA16.Create;
begin
- result := tfRGB8;
+ inherited Create;
+ fFormat := tfBGRA16;
+ fWithAlpha := tfBGRA16;
+ fWithoutAlpha := tfBGR16;
+ fRGBInverted := tfRGBA16;
+ fglInternalFormat := GL_RGBA16;
end;
-class function TfdRGB8.GetPixelDesc: TglBitmapPixelDesc;
+constructor TfdDepth16.Create;
begin
- with result do begin
- RedRange := $000000FF; RedShift := 0;
- GreenRange := $000000FF; GreenShift := 8;
- BlueRange := $000000FF; BlueShift := 16;
- AlphaRange := $00000000; AlphaShift := 0;
- end;
+ inherited Create;
+ fFormat := tfDepth16;
+ fWithAlpha := tfEmpty;
+ fWithoutAlpha := tfDepth16;
+ fglInternalFormat := GL_DEPTH_COMPONENT16;
+end;
+
+constructor TfdDepth24.Create;
+begin
+ inherited Create;
+ fFormat := tfDepth24;
+ fWithAlpha := tfEmpty;
+ fWithoutAlpha := tfDepth24;
+ fglInternalFormat := GL_DEPTH_COMPONENT24;
end;
-class function TfdRGB8.GetFormatDesc: TglBitmapFormatDesc;
+constructor TfdDepth32.Create;
begin
- with result do begin
- Format := GL_LUMINANCE;
- InternalFormat := GL_LUMINANCE8;
- DataType := GL_UNSIGNED_BYTE;
- end;
+ inherited Create;
+ fFormat := tfDepth32;
+ fWithAlpha := tfEmpty;
+ fWithoutAlpha := tfDepth32;
+ fglInternalFormat := GL_DEPTH_COMPONENT32;
end;
-class function TfdRGB8.WithAlpha: TglBitmapFormat;
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+//TfdS3tcDtx1RGBA/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+procedure TfdS3tcDtx1RGBA.Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer);
begin
- result := tfRGBA8;
+ raise EglBitmapException.Create('mapping for compressed formats is not supported');
end;
-class procedure TfdRGB8.Map(const aPixel: TglBitmapPixelData; var aData: PByte);
+procedure TfdS3tcDtx1RGBA.Unmap(var aData: PByte; out aPixel: TglBitmapPixelData; var aMapData: Pointer);
begin
- aData^ := aPixel.Red;
- inc(aData);
- aData^ := aPixel.Green;
- inc(aData);
- aData^ := aPixel.Blue;
- inc(aData);
+ raise EglBitmapException.Create('mapping for compressed formats is not supported');
end;
-class procedure TfdRGB8.Unmap(var aData: PByte; var aPixel: TglBitmapPixelData);
+constructor TfdS3tcDtx1RGBA.Create;
begin
- aPixel.Red := aData^;
- inc(aData);
- aPixel.Green := aData^;
- inc(aData);
- aPixel.Blue := aData^;
- inc(aData);
- aPixel.Alpha := 0;
+ inherited Create;
+ fFormat := tfS3tcDtx1RGBA;
+ fWithAlpha := tfS3tcDtx1RGBA;
+ fUncompressed := tfRGB5A1;
+ fPixelSize := 0.5;
+ fIsCompressed := true;
+ fglFormat := GL_COMPRESSED_RGBA;
+ fglInternalFormat := GL_COMPRESSED_RGBA_S3TC_DXT1_EXT;
+ fglDataFormat := GL_UNSIGNED_BYTE;
end;
-{$ENDREGION}
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-//TfdRGB5A1///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+//TfdS3tcDtx3RGBA/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-class function TfdRGB5A1.GetFormat: TglBitmapFormat;
+procedure TfdS3tcDtx3RGBA.Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer);
begin
- result := tfRGB5A1;
+ raise EglBitmapException.Create('mapping for compressed formats is not supported');
end;
-class function TfdRGB5A1.GetPixelDesc: TglBitmapPixelDesc;
+procedure TfdS3tcDtx3RGBA.Unmap(var aData: PByte; out aPixel: TglBitmapPixelData; var aMapData: Pointer);
begin
- with result do begin
- RedRange := $0000001F; RedShift := 0;
- GreenRange := $0000001F; GreenShift := 5;
- BlueRange := $0000001F; BlueShift := 10;
- AlphaRange := $00000001; AlphaShift := 15;
- end;
+ raise EglBitmapException.Create('mapping for compressed formats is not supported');
end;
-class function TfdRGB5A1.GetFormatDesc: TglBitmapFormatDesc;
+constructor TfdS3tcDtx3RGBA.Create;
begin
- with result do begin
- Format := GL_RGBA;
- InternalFormat := GL_RGB5_A1;
- DataType := GL_UNSIGNED_SHORT_5_5_5_1;
- end;
+ inherited Create;
+ fFormat := tfS3tcDtx3RGBA;
+ fWithAlpha := tfS3tcDtx3RGBA;
+ fUncompressed := tfRGBA8;
+ fPixelSize := 1.0;
+ fIsCompressed := true;
+ fglFormat := GL_COMPRESSED_RGBA;
+ fglInternalFormat := GL_COMPRESSED_RGBA_S3TC_DXT3_EXT;
+ fglDataFormat := GL_UNSIGNED_BYTE;
end;
-class function TfdRGB5A1.WithoutAlpha: TglBitmapFormat;
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+//TfdS3tcDtx5RGBA/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+procedure TfdS3tcDtx5RGBA.Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer);
begin
- //TODO result := tfRGB5;
+ raise EglBitmapException.Create('mapping for compressed formats is not supported');
end;
-class procedure TfdRGB5A1.Map(const aPixel: TglBitmapPixelData; var aData: PByte);
+procedure TfdS3tcDtx5RGBA.Unmap(var aData: PByte; out aPixel: TglBitmapPixelData; var aMapData: Pointer);
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);
+ raise EglBitmapException.Create('mapping for compressed formats is not supported');
end;
-class procedure TfdRGB5A1.Unmap(var aData: PByte; var aPixel: TglBitmapPixelData);
+constructor TfdS3tcDtx5RGBA.Create;
begin
- aPixel.Red := (PWord(aData)^ shr aPixel.PixelDesc.RedShift) and aPixel.PixelDesc.RedRange;
- aPixel.Green := (PWord(aData)^ shr aPixel.PixelDesc.GreenShift) and aPixel.PixelDesc.GreenRange;
- aPixel.Blue := (PWord(aData)^ shr aPixel.PixelDesc.BlueShift) and aPixel.PixelDesc.BlueRange;
- aPixel.Alpha := (PWord(aData)^ shr aPixel.PixelDesc.AlphaShift) and aPixel.PixelDesc.AlphaRange;
- inc(aData, 2);
+ inherited Create;
+ fFormat := tfS3tcDtx3RGBA;
+ fWithAlpha := tfS3tcDtx3RGBA;
+ fUncompressed := tfRGBA8;
+ fPixelSize := 1.0;
+ fIsCompressed := true;
+ fglFormat := GL_COMPRESSED_RGBA;
+ fglInternalFormat := GL_COMPRESSED_RGBA_S3TC_DXT5_EXT;
+ fglDataFormat := GL_UNSIGNED_BYTE;
end;
-{$REGION TfdRGBA8}
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-//TfdRGBA8////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+//TFormatDescriptor///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-class function TfdRGBA8.GetFormat: TglBitmapFormat;
+class procedure TFormatDescriptor.Init;
begin
- result := tfRGBA8;
+ if not Assigned(FormatDescriptorCS) then
+ FormatDescriptorCS := TCriticalSection.Create;
end;
-class function TfdRGBA8.GetPixelDesc: TglBitmapPixelDesc;
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+class function TFormatDescriptor.Get(const aFormat: TglBitmapFormat): TFormatDescriptor;
begin
- with result do begin
- RedRange := $000000FF; RedShift := 0;
- GreenRange := $000000FF; GreenShift := 8;
- BlueRange := $000000FF; BlueShift := 16;
- AlphaRange := $000000FF; AlphaShift := 24;
+ 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;
-class function TfdRGBA8.GetFormatDesc: TglBitmapFormatDesc;
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+class function TFormatDescriptor.GetWithAlpha(const aFormat: TglBitmapFormat): TFormatDescriptor;
begin
- with result do begin
- Format := GL_RGB;
- InternalFormat := GL_RGB8;
- DataType := GL_UNSIGNED_BYTE;
- end;
+ result := Get(Get(aFormat).WithAlpha);
end;
-class function TfdRGBA8.WithoutAlpha: TglBitmapFormat;
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+class procedure TFormatDescriptor.Clear;
+var
+ f: TglBitmapFormat;
begin
- result := tfRGB8;
+ FormatDescriptorCS.Enter;
+ try
+ for f := low(FormatDescriptors) to high(FormatDescriptors) do
+ FreeAndNil(FormatDescriptors[f]);
+ finally
+ FormatDescriptorCS.Leave;
+ end;
end;
-class procedure TfdRGBA8.Map(const aPixel: TglBitmapPixelData; var aData: PByte);
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+class procedure TFormatDescriptor.Finalize;
begin
- aData^ := aPixel.Red;
- inc(aData);
- aData^ := aPixel.Green;
- inc(aData);
- aData^ := aPixel.Blue;
- inc(aData);
- aData^ := aPixel.Alpha;
- inc(aData);
+ Clear;
+ FreeAndNil(FormatDescriptorCS);
end;
-class procedure TfdRGBA8.Unmap(var aData: PByte; var aPixel: TglBitmapPixelData);
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+//TBitfieldFormat/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+procedure TbmpBitfieldFormat.SetRedMask(const aValue: QWord);
begin
- aPixel.Red := aData^;
- inc(aData);
- aPixel.Green := aData^;
- inc(aData);
- aPixel.Blue := aData^;
- inc(aData);
- aPixel.Alpha := aData^;
- inc(aData);
+ Update(aValue, fRange.r, fShift.r);
end;
-{$ENDREGION}
-{$REGION TfdBGR8}
-//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-//TfdBGR8/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-class function TfdBGR8.GetFormat: TglBitmapFormat;
+procedure TbmpBitfieldFormat.SetGreenMask(const aValue: QWord);
begin
- result := tfBGR8;
+ Update(aValue, fRange.g, fShift.g);
end;
-class function TfdBGR8.GetPixelDesc: TglBitmapPixelDesc;
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+procedure TbmpBitfieldFormat.SetBlueMask(const aValue: QWord);
begin
- with result do begin
- RedRange := $000000FF; RedShift := 16;
- GreenRange := $000000FF; GreenShift := 8;
- BlueRange := $000000FF; BlueShift := 0;
- AlphaRange := $00000000; AlphaShift := 0;
- end;
+ Update(aValue, fRange.b, fShift.b);
end;
-class function TfdBGR8.GetFormatDesc: TglBitmapFormatDesc;
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+procedure TbmpBitfieldFormat.SetAlphaMask(const aValue: QWord);
begin
- with result do begin
- Format := GL_BGR;
- InternalFormat := GL_RGB8;
- DataType := GL_UNSIGNED_BYTE;
- end;
+ Update(aValue, fRange.a, fShift.a);
end;
-class function TfdBGR8.WithAlpha: TglBitmapFormat;
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+procedure TbmpBitfieldFormat.Update(aMask: QWord; out aRange: Cardinal; out
+ aShift: Byte);
begin
- result := tfBGRA8;
+ aShift := 0;
+ aRange := 0;
+ if (aMask = 0) then
+ exit;
+ while (aMask > 0) and ((aMask and 1) = 0) do begin
+ inc(aShift);
+ aMask := aMask shr 1;
+ end;
+ aRange := 1;
+ while (aMask > 0) do begin
+ aRange := aRange shl 1;
+ aMask := aMask shr 1;
+ end;
+ dec(aRange);
+
+ fPixelSize := Round(GetTopMostBit(RedMask or GreenMask or BlueMask or AlphaMask) / 8);
end;
-class procedure TfdBGR8.Map(const aPixel: TglBitmapPixelData; var aData: PByte);
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+procedure TbmpBitfieldFormat.Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer);
+var
+ data: QWord;
+ s: Integer;
begin
- aData^ := aPixel.Blue;
- inc(aData);
- aData^ := aPixel.Green;
- inc(aData);
- aData^ := aPixel.Red;
- inc(aData);
+ data :=
+ ((aPixel.Data.r and fRange.r) shl fShift.r) or
+ ((aPixel.Data.g and fRange.g) shl fShift.g) or
+ ((aPixel.Data.b and fRange.b) shl fShift.b) or
+ ((aPixel.Data.a and fRange.a) shl fShift.a);
+ s := Round(fPixelSize);
+ case s of
+ 1: aData^ := data;
+ 2: PWord(aData)^ := data;
+ 4: PCardinal(aData)^ := data;
+ 8: PQWord(aData)^ := data;
+ else
+ raise EglBitmapException.CreateFmt('invalid pixel size: %.1f', [fPixelSize]);
+ end;
+ inc(aData, s);
end;
-class procedure TfdBGR8.Unmap(var aData: PByte; var aPixel: TglBitmapPixelData);
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+procedure TbmpBitfieldFormat.Unmap(var aData: PByte; out aPixel: TglBitmapPixelData; var aMapData: Pointer);
+var
+ data: QWord;
+ s, i: Integer;
begin
- aPixel.Blue := aData^;
- inc(aData);
- aPixel.Green := aData^;
- inc(aData);
- aPixel.Red := aData^;
- inc(aData);
+ s := Round(fPixelSize);
+ case s of
+ 1: data := aData^;
+ 2: data := PWord(aData)^;
+ 4: data := PCardinal(aData)^;
+ 8: data := PQWord(aData)^;
+ else
+ raise EglBitmapException.CreateFmt('invalid pixel size: %.1f', [fPixelSize]);
+ end;
+ for i := 0 to 3 do
+ aPixel.Data.arr[i] := (data shr fShift.arr[i]) and fRange.arr[i];
+ inc(aData, s);
end;
-{$ENDREGION}
-{$REGION TfdBGRA8}
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-//TfdBGRA8////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+//TColorTableFormat///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-class function TfdBGRA8.GetFormat: TglBitmapFormat;
+procedure TbmpColorTableFormat.CreateColorTable;
+var
+ i: Integer;
begin
- result := tfBGRA8;
-end;
+ if not (Format in [tfLuminance4, tfLuminance8, tfR3G3B2]) then
+ raise EglBitmapException.Create(UNSUPPORTED_FORMAT);
-class function TfdBGRA8.GetPixelDesc: TglBitmapPixelDesc;
-begin
- with result do begin
- RedRange := $000000FF; RedShift := 16;
- GreenRange := $000000FF; GreenShift := 8;
- BlueRange := $000000FF; BlueShift := 0;
- AlphaRange := $000000FF; AlphaShift := 24;
+ if (Format = tfLuminance4) then
+ SetLength(fColorTable, 16)
+ else
+ SetLength(fColorTable, 256);
+
+ case Format of
+ tfLuminance4: begin
+ for i := 0 to High(fColorTable) do begin
+ fColorTable[i].r := 16 * i;
+ fColorTable[i].g := 16 * i;
+ fColorTable[i].b := 16 * i;
+ fColorTable[i].a := 0;
+ end;
+ end;
+
+ tfLuminance8: begin
+ for i := 0 to High(fColorTable) do begin
+ fColorTable[i].r := i;
+ fColorTable[i].g := i;
+ fColorTable[i].b := i;
+ fColorTable[i].a := 0;
+ end;
+ end;
+
+ tfR3G3B2: begin
+ 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;
end;
-class function TfdBGRA8.GetFormatDesc: TglBitmapFormatDesc;
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+procedure TbmpColorTableFormat.Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer);
+var
+ d: Byte;
begin
- with result do begin
- Format := GL_BGRA;
- InternalFormat := GL_RGBA8;
- DataType := GL_UNSIGNED_BYTE;
+ if not (Format in [tfLuminance4, tfLuminance8, tfR3G3B2]) then
+ raise EglBitmapException.Create(UNSUPPORTED_FORMAT);
+
+ case Format of
+ tfLuminance4: begin
+ if (aMapData = nil) then
+ aData^ := 0;
+ d := LuminanceWeight(aPixel) and Range.r;
+ aData^ := aData^ or (d shl (4 - {%H-}PtrUInt(aMapData)));
+ inc(aMapData, 4);
+ if ({%H-}PtrUInt(aMapData) >= 8) then begin
+ inc(aData);
+ aMapData := nil;
+ end;
+ end;
+
+ tfLuminance8: begin
+ aData^ := LuminanceWeight(aPixel) and Range.r;
+ inc(aData);
+ end;
+
+ tfR3G3B2: begin
+ 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;
end;
end;
-class function TfdBGRA8.WithoutAlpha: TglBitmapFormat;
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+procedure TbmpColorTableFormat.Unmap(var aData: PByte; out aPixel: TglBitmapPixelData; var aMapData: Pointer);
+var
+ idx: QWord;
+ s: Integer;
+ bits: Byte;
+ f: Single;
begin
- result := tfBGR8;
+ s := Trunc(fPixelSize);
+ f := fPixelSize - s;
+ bits := Round(8 * f);
+ case s of
+ 0: idx := (aData^ shr (8 - bits - {%H-}PtrUInt(aMapData))) and ((1 shl bits) - 1);
+ 1: idx := aData^;
+ 2: idx := PWord(aData)^;
+ 4: idx := PCardinal(aData)^;
+ 8: idx := PQWord(aData)^;
+ else
+ raise EglBitmapException.CreateFmt('invalid pixel size: %.3f', [fPixelSize]);
+ end;
+ if (idx >= Length(fColorTable)) then
+ raise EglBitmapException.CreateFmt('invalid color index: %d', [idx]);
+ with fColorTable[idx] do begin
+ aPixel.Data.r := r;
+ aPixel.Data.g := g;
+ aPixel.Data.b := b;
+ aPixel.Data.a := a;
+ end;
+ inc(aMapData, bits);
+ if ({%H-}PtrUInt(aMapData) >= 8) then begin
+ inc(aData, 1);
+ dec(aMapData, 8);
+ end;
+ inc(aData, s);
end;
-class procedure TfdBGRA8.Map(const aPixel: TglBitmapPixelData; var aData: PByte);
+destructor TbmpColorTableFormat.Destroy;
begin
- aData^ := aPixel.Blue;
- inc(aData);
- aData^ := aPixel.Green;
- inc(aData);
- aData^ := aPixel.Red;
- inc(aData);
- aData^ := aPixel.Alpha;
- inc(aData);
+ SetLength(fColorTable, 0);
+ inherited Destroy;
end;
-class procedure TfdBGRA8.Unmap(var aData: PByte; var aPixel: TglBitmapPixelData);
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+//TglBitmap - Helper//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+procedure glBitmapConvertPixel(var aPixel: TglBitmapPixelData; const aSourceFD, aDestFD: TFormatDescriptor);
+var
+ i: Integer;
begin
- aPixel.Blue := aData^;
- inc(aData);
- aPixel.Green := aData^;
- inc(aData);
- aPixel.Red := aData^;
- inc(aData);
- aPixel.Alpha := aData^;
- inc(aData);
+ 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] := aDestFD.Range.arr[i];
+ end;
+ end;
end;
-{$ENDREGION}
-{$REGION TglBitmap}
-//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-//TglBitmap - Helper//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
procedure glBitmapConvertCopyFunc(var aFuncRec: TglBitmapFunctionRec);
begin
with aFuncRec 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;
+ 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 glBitmapConvertCalculateRGBAFunc(var aFuncRec: TglBitmapFunctionRec);
+var
+ i: Integer;
begin
with aFuncRec do begin
- if (Source.PixelDesc.RedRange > 0) then
- Dest.Red := Round(Dest.PixelDesc.RedRange * Source.Red / Source.PixelDesc.RedRange);
- if (Source.PixelDesc.GreenRange > 0) then
- Dest.Green := Round(Dest.PixelDesc.GreenRange * Source.Green / Source.PixelDesc.GreenRange);
- if (Source.PixelDesc.BlueRange > 0) then
- Dest.Blue := Round(Dest.PixelDesc.BlueRange * Source.Blue / Source.PixelDesc.BlueRange);
- if (Source.PixelDesc.AlphaRange > 0) then
- Dest.Alpha := Round(Dest.PixelDesc.AlphaRange * Source.Alpha / Source.PixelDesc.AlphaRange);
+ 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;
+type
+ TShiftData = packed record
+ case Integer of
+ 0: (r, g, b, a: SmallInt);
+ 1: (arr: array[0..3] of SmallInt);
+ end;
+ PShiftData = ^TShiftData;
+
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
procedure glBitmapConvertShiftRGBAFunc(var aFuncRec: TglBitmapFunctionRec);
+var
+ i: Integer;
begin
with aFuncRec do
- with PglBitmapPixelDesc(Args)^ do begin
- if (Source.PixelDesc.RedRange > 0) then
- Dest.Red := Source.Red shr RedShift;
- if (Source.PixelDesc.GreenRange > 0) then
- Dest.Green := Source.Green shr GreenShift;
- if (Source.PixelDesc.BlueRange > 0) then
- Dest.Blue := Source.Blue shr BlueShift;
- if (Source.PixelDesc.AlphaRange > 0) then
- Dest.Alpha := Source.Alpha shr AlphaShift;
- end;
+ 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.Red := Source.Red;
- Dest.Green := Source.Green;
- Dest.Blue := Source.Blue;
- Dest.Alpha := Source.Alpha;
- if (Args 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;
+ 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 (Args and $2 > 0) then begin
- Dest.Alpha := Dest.Alpha xor Dest.PixelDesc.AlphaRange;
+ if ({%H-}PtrUInt(Args) and $2 > 0) then begin
+ Dest.Data.a := Dest.Data.a xor Dest.Range.a;
end;
end;
end;
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
procedure glBitmapFillWithColorFunc(var aFuncRec: TglBitmapFunctionRec);
-type
- PglBitmapPixelData = ^TglBitmapPixelData;
+var
+ i: Integer;
begin
with aFuncRec do begin
- Dest.Red := PglBitmapPixelData(Args)^.Red;
- Dest.Green := PglBitmapPixelData(Args)^.Green;
- Dest.Blue := PglBitmapPixelData(Args)^.Blue;
- Dest.Alpha := PglBitmapPixelData(Args)^.Alpha;
+ for i := 0 to 3 do
+ Dest.Data.arr[i] := PglBitmapPixelData(Args)^.Data.arr[i];
end;
end;
Temp: Single;
begin
with FuncRec do begin
- if (FuncRec.Args = 0) then begin //source has no alpha
+ if (FuncRec.Args = nil) then begin //source has no alpha
Temp :=
- Source.Red / Source.PixelDesc.RedRange * ALPHA_WEIGHT_R +
- Source.Green / Source.PixelDesc.GreenRange * ALPHA_WEIGHT_G +
- Source.Blue / Source.PixelDesc.BlueRange * ALPHA_WEIGHT_B;
- Dest.Alpha := Round(Dest.PixelDesc.AlphaRange * 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.Alpha := Round(Source.Alpha / Source.PixelDesc.AlphaRange * Dest.PixelDesc.AlphaRange);
+ Dest.Data.a := Round(Source.Data.a / Source.Range.a * Dest.Range.a);
end;
end;
PglBitmapPixelData = ^TglBitmapPixelData;
begin
with FuncRec do begin
- Dest.Red := Source.Red;
- Dest.Green := Source.Green;
- Dest.Blue := Source.Blue;
+ Dest.Data.r := Source.Data.r;
+ Dest.Data.g := Source.Data.g;
+ Dest.Data.b := Source.Data.b;
with PglBitmapPixelData(Args)^ 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
+ 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.Alpha := Dest.PixelDesc.AlphaRange;
+ Dest.Data.a := Dest.Range.a;
end;
end;
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
procedure glBitmapValueAlphaFunc(var FuncRec: TglBitmapFunctionRec);
-type
- PglBitmapPixelData = ^TglBitmapPixelData;
begin
with FuncRec do begin
- Dest.Red := Source.Red;
- Dest.Green := Source.Green;
- Dest.Blue := Source.Blue;
- with PglBitmapPixelData(Args)^ do
- Dest.Alpha := Alpha;
+ 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;
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
//TglBitmap - PROTECTED///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-{$REGION Getter}
function TglBitmap.GetWidth: Integer;
begin
if (ffX in fDimension.Fields) then
begin
result := Max(1, Height);
end;
-{$ENDREGION}
-{$REGION Setter}
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
procedure TglBitmap.SetCustomData(const aValue: Pointer);
begin
begin
if fFormat = aValue then
exit;
- if (FORMAT_DESCRIPTORS[Format].GetSize <> FORMAT_DESCRIPTORS[aValue].GetSize) then
- raise EglBitmapUnsupportedFormatFormat.Create('SetInternalFormat - ' + UNSUPPORTED_FORMAT);
+ if TFormatDescriptor.Get(Format).PixelSize <> TFormatDescriptor.Get(aValue).PixelSize then
+ raise EglBitmapUnsupportedFormat.Create(Format);
SetDataPointer(Data, aValue, Width, Height);
end;
end;
end;
end;
-{$ENDREGION}
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
procedure TglBitmap.CreateID;
end;
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-procedure TglBitmap.SetupParameters(var aBuildWithGlu: Boolean);
+procedure TglBitmap.SetupParameters(out aBuildWithGlu: Boolean);
begin
// Set Up Parameters
SetWrap(fWrapS, fWrapT, fWrapR);
fDimension.Y := aHeight;
end;
- s := FORMAT_DESCRIPTORS[aFormat].GetSize;
+ s := TFormatDescriptor.Get(aFormat).PixelSize;
fFormat := aFormat;
fPixelSize := Ceil(s);
fRowSize := Ceil(s * aWidth);
var
fs: TFileStream;
begin
+ if not FileExists(aFilename) then
+ raise EglBitmapException.Create('file does not exist: ' + aFilename);
fFilename := aFilename;
fs := TFileStream.Create(fFilename, fmOpenRead);
try
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
procedure TglBitmap.LoadFromFunc(const aSize: TglBitmapPixelPosition; const aFunc: TglBitmapFunction;
- const aFormat: TglBitmapFormat; const aArgs: PtrInt);
+ const aFormat: TglBitmapFormat; const aArgs: Pointer);
var
tmpData: PByte;
size: Integer;
begin
- size := FORMAT_DESCRIPTORS[aFormat].GetSize(aSize);
+ size := TFormatDescriptor.Get(aFormat).GetSize(aSize);
GetMem(tmpData, size);
try
FillChar(tmpData^, size, #$FF);
begin
case aFileType of
{$IFDEF GLB_SUPPORT_PNG_WRITE}
- ftPNG: SavePng(aStream);
+ ftPNG: SavePNG(aStream);
{$ENDIF}
{$IFDEF GLB_SUPPORT_JPEG_WRITE}
ftJPEG: SaveJPEG(aStream);
end;
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-function TglBitmap.AddFunc(const aFunc: TglBitmapFunction; const aCreateTemp: Boolean; const aArgs: PtrInt): Boolean;
+function TglBitmap.AddFunc(const aFunc: TglBitmapFunction; const aCreateTemp: Boolean; const aArgs: Pointer): Boolean;
begin
result := AddFunc(Self, aFunc, aCreateTemp, Format, aArgs);
end;
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
function TglBitmap.AddFunc(const aSource: TglBitmap; const aFunc: TglBitmapFunction; aCreateTemp: Boolean;
- const aFormat: TglBitmapFormat; const aArgs: PtrInt): Boolean;
+ const aFormat: TglBitmapFormat; const aArgs: Pointer): Boolean;
var
DestData, TmpData, SourceData: pByte;
TempHeight, TempWidth: Integer;
- SourceFD, DestFD: TglBitmapFormatDescClass;
+ SourceFD, DestFD: TFormatDescriptor;
+ SourceMD, DestMD: Pointer;
FuncRec: TglBitmapFunctionRec;
begin
result := false;
if Assigned(aSource.Data) and ((aSource.Height > 0) or (aSource.Width > 0)) then begin
- SourceFD := FORMAT_DESCRIPTORS[aSource.Format];
- DestFD := FORMAT_DESCRIPTORS[aFormat];
+ SourceFD := TFormatDescriptor.Get(aSource.Format);
+ DestFD := TFormatDescriptor.Get(aFormat);
// inkompatible Formats so CreateTemp
- if (SourceFD.GetSize <> DestFD.GetSize) then
+ if (SourceFD.PixelSize <> DestFD.PixelSize) then
aCreateTemp := true;
// Values
TmpData := nil;
if aCreateTemp then begin
- GetMem(TmpData, Ceil(FORMAT_DESCRIPTORS[aFormat].GetSize * TempHeight * TempWidth));
+ GetMem(TmpData, TFormatDescriptor.Get(aFormat).GetSize(TempWidth, TempHeight));
DestData := TmpData;
end else
DestData := Data;
SourceFD.PreparePixel(FuncRec.Source);
DestFD.PreparePixel (FuncRec.Dest);
+ SourceMD := SourceFD.CreateMappingData;
+ DestMD := DestFD.CreateMappingData;
+
FuncRec.Size := aSource.Dimension;
FuncRec.Position.Fields := FuncRec.Size.Fields;
- if {FormatIsUncompressed(Source.InternalFormat)} true then begin
+ 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);
+ SourceFD.Unmap(SourceData, FuncRec.Source, SourceMD);
aFunc(FuncRec);
- DestFD.Map(FuncRec.Dest, DestData);
+ DestFD.Map(FuncRec.Dest, DestData, DestMD);
inc(FuncRec.Position.X);
end;
inc(FuncRec.Position.Y);
end;
- end else begin
- (* TODO
- // 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, dest);
- Inc(FuncRec.Position.X);
- end;
- Inc(FuncRec.Position.Y);
- end;
- *)
- end;
- // Updating Image or InternalFormat
- if aCreateTemp then
- SetDataPointer(TmpData, aFormat, aSource.Width, aSource.Height)
- else if (aFormat <> fFormat) then
- Format := aFormat;
+ // Updating Image or InternalFormat
+ if aCreateTemp then
+ SetDataPointer(TmpData, aFormat, aSource.Width, aSource.Height)
+ else if (aFormat <> fFormat) then
+ Format := aFormat;
- result := true;
+ result := true;
+ finally
+ SourceFD.FreeMappingData(SourceMD);
+ DestFD.FreeMappingData(DestMD);
+ end;
except
if aCreateTemp then
FreeMem(TmpData);
Row, RowSize: Integer;
SourceData, TmpData: PByte;
TempDepth: Integer;
- Pix: TglBitmapPixelData;
- FormatDesc: TglBitmapFormatDescriptor;
+ FormatDesc: TFormatDescriptor;
function GetRowPointer(Row: Integer): pByte;
begin
- result := Surface.pixels;
+ result := aSurface.pixels;
Inc(result, Row * RowSize);
end;
begin
result := false;
- (* TODO
- if not FormatIsUncompressed(InternalFormat) then
- raise EglBitmapUnsupportedInternalFormat.Create('AssignToSurface - ' + UNSUPPORTED_INTERNAL_FORMAT);
- *)
+ FormatDesc := TFormatDescriptor.Get(Format);
+ if FormatDesc.IsCompressed then
+ raise EglBitmapUnsupportedFormat.Create(Format);
- FormatDesc := FORMAT_DESCRIPTORS[Format];
if Assigned(Data) then begin
- case Trunc(FormatDesc.GetSize) of
+ case Trunc(FormatDesc.PixelSize) of
1: TempDepth := 8;
2: TempDepth := 16;
3: TempDepth := 24;
4: TempDepth := 32;
else
- raise EglBitmapException.Create('AssignToSurface - ' + UNSUPPORTED_INTERNAL_FORMAT);
+ raise EglBitmapUnsupportedFormat.Create(Format);
end;
- FormatDesc.PreparePixel(Pix);
- with Pix.PixelDesc do
- Surface := SDL_CreateRGBSurface(SDL_SWSURFACE, Width, Height, TempDepth,
- RedRange shl RedShift, GreenRange shl GreenShift, BlueRange shl BlueShift, AlphaRange shl AlphaShift);
+ aSurface := SDL_CreateRGBSurface(SDL_SWSURFACE, Width, Height, TempDepth,
+ FormatDesc.RedMask, FormatDesc.GreenMask, FormatDesc.BlueMask, FormatDesc.AlphaMask);
SourceData := Data;
- RowSize := Ceil(FileWidth * FormatDesc.GetSize);
+ RowSize := FormatDesc.GetSize(FileWidth, 1);
- for Row := 0 to FileHeight -1 do begin
+ for Row := 0 to FileHeight-1 do begin
TmpData := GetRowPointer(Row);
if Assigned(TmpData) then begin
Move(SourceData^, TmpData^, RowSize);
var
pSource, pData, pTempData: PByte;
Row, RowSize, TempWidth, TempHeight: Integer;
- IntFormat, f: TglBitmapInternalFormat;
- FormatDesc: TglBitmapFormatDescriptor;
+ IntFormat: TglBitmapFormat;
+ FormatDesc: TFormatDescriptor;
function GetRowPointer(Row: Integer): pByte;
begin
- result := Surface^.pixels;
+ result := aSurface^.pixels;
Inc(result, Row * RowSize);
end;
begin
result := false;
- if (Assigned(Surface)) then begin
- with Surface^.format^ do begin
- IntFormat := tfEmpty;
- for f := Low(f) to High(f) do begin
- if FORMAT_DESCRIPTORS[f].MaskMatch(RMask, GMask, BMask, AMask) then begin
- IntFormat := f;
+ if (Assigned(aSurface)) then begin
+ with aSurface^.format^ do begin
+ for IntFormat := High(TglBitmapFormat) to Low(TglBitmapFormat) do begin
+ FormatDesc := TFormatDescriptor.Get(IntFormat);
+ if (FormatDesc.MaskMatch(RMask, GMask, BMask, AMask)) then
break;
- end;
end;
if (IntFormat = tfEmpty) then
raise EglBitmapException.Create('AssignFromSurface - Invalid Pixelformat.');
end;
- FormatDesc := FORMAT_DESCRIPTORS[IntFormat];
- TempWidth := Surface^.w;
- TempHeight := Surface^.h;
- RowSize := Trunc(TempWidth * FormatDesc.GetSize);
+ TempWidth := aSurface^.w;
+ TempHeight := aSurface^.h;
+ RowSize := FormatDesc.GetSize(TempWidth, 1);
GetMem(pData, TempHeight * RowSize);
try
pTempData := pData;
AlphaInterleave := 0;
case Format of
- ifLuminance8Alpha8:
+ tfLuminance8Alpha8:
AlphaInterleave := 1;
- ifBGRA8, ifRGBA8:
+ tfBGRA8, tfRGBA8:
AlphaInterleave := 3;
end;
end;
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-function TglBitmap.AddAlphaFromSurface(const aSurface: PSDL_Surface; const aFunc: TglBitmapFunction; const aArgs: PtrInt): Boolean;
+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(Surface);
- result := AddAlphaFromGlBitmap(bmp, Func, CustomData);
+ bmp.AssignFromSurface(aSurface);
+ result := AddAlphaFromGlBitmap(bmp, aFunc, aArgs);
finally
bmp.Free;
end;
{$ENDIF}
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-function TglBitmap.AddAlphaFromFunc(const aFunc: TglBitmapFunction; const aArgs: PtrInt): Boolean;
+function TglBitmap.AddAlphaFromFunc(const aFunc: TglBitmapFunction; const aArgs: Pointer): Boolean;
begin
- (* TODO
- if not FormatIsUncompressed(InternalFormat) then
- raise EglBitmapUnsupportedFormatFormat.Create('AddAlphaFromFunc - ' + UNSUPPORTED_FORMAT);
- *)
- result := AddFunc(Self, aFunc, false, FORMAT_DESCRIPTORS[Format].WithAlpha, aArgs);
+ if TFormatDescriptor.Get(Format).IsCompressed then
+ raise EglBitmapUnsupportedFormat.Create(Format);
+ result := AddFunc(Self, aFunc, false, TFormatDescriptor.Get(Format).WithAlpha, aArgs);
end;
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-function TglBitmap.AddAlphaFromFile(const aFileName: String; const aFunc: TglBitmapFunction; const aArgs: PtrInt): Boolean;
+function TglBitmap.AddAlphaFromFile(const aFileName: String; const aFunc: TglBitmapFunction; const aArgs: Pointer): Boolean;
var
FS: TFileStream;
begin
end;
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-function TglBitmap.AddAlphaFromStream(const aStream: TStream; const aFunc: TglBitmapFunction; const aArgs: PtrInt): Boolean;
+function TglBitmap.AddAlphaFromStream(const aStream: TStream; const aFunc: TglBitmapFunction; const aArgs: Pointer): Boolean;
var
tex: TglBitmap2D;
begin
end;
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-function TglBitmap.AddAlphaFromGlBitmap(const aBitmap: TglBitmap; aFunc: TglBitmapFunction; const aArgs: PtrInt): Boolean;
+function TglBitmap.AddAlphaFromGlBitmap(const aBitmap: TglBitmap; aFunc: TglBitmapFunction; const aArgs: Pointer): Boolean;
var
DestData, DestData2, SourceData: pByte;
TempHeight, TempWidth: Integer;
- SourceFD, DestFD: TglBitmapFormatDescClass;
+ SourceFD, DestFD: TFormatDescriptor;
+ SourceMD, DestMD, DestMD2: Pointer;
FuncRec: TglBitmapFunctionRec;
begin
Assert(Assigned(aBitmap.Data));
if ((aBitmap.Width = Width) and (aBitmap.Height = Height)) then begin
- result := ConvertTo(FORMAT_DESCRIPTORS[Format].WithAlpha);
- if not Assigned(aFunc) then
- aFunc := glBitmapAlphaFunc;
+ result := ConvertTo(TFormatDescriptor.Get(Format).WithAlpha);
- SourceFD := FORMAT_DESCRIPTORS[aBitmap.Format];
- DestFD := FORMAT_DESCRIPTORS[Format];
+ 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.Args := aArgs;
FuncRec.Size := Dimension;
FuncRec.Position.Fields := FuncRec.Size.Fields;
- FuncRec.Args := PtrInt(SourceFD.HasAlpha) and 1;
DestData := Data;
DestData2 := Data;
SourceFD.PreparePixel(FuncRec.Source);
DestFD.PreparePixel (FuncRec.Dest);
- 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);
- DestFD.Unmap (DestData, FuncRec.Dest);
- aFunc(FuncRec);
- DestFD.Map(FuncRec.Dest, DestData2);
- inc(FuncRec.Position.X);
+ 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;
- inc(FuncRec.Position.Y);
+ 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
var
PixelData: TglBitmapPixelData;
begin
- FORMAT_DESCRIPTORS[FORMAT_DESCRIPTORS[Format].WithAlpha].PreparePixel(PixelData);
+ TFormatDescriptor.GetWithAlpha(Format).PreparePixel(PixelData);
result := AddAlphaFromColorKeyFloat(
- aRed / PixelData.PixelDesc.RedRange,
- aGreen / PixelData.PixelDesc.GreenRange,
- aBlue / PixelData.PixelDesc.BlueRange,
- aDeviation / Max(PixelData.PixelDesc.RedRange, Max(PixelData.PixelDesc.GreenRange, PixelData.PixelDesc.BlueRange)));
+ 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;
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
function TglBitmap.AddAlphaFromColorKeyFloat(const aRed, aGreen, aBlue: Single; const aDeviation: Single): Boolean;
var
- TempR, TempG, TempB: Cardinal;
+ values: array[0..2] of Single;
+ tmp: Cardinal;
+ i: Integer;
PixelData: TglBitmapPixelData;
begin
- FORMAT_DESCRIPTORS[FORMAT_DESCRIPTORS[Format].WithAlpha].PreparePixel(PixelData);
- with PixelData.PixelDesc do begin
- TempR := Trunc(RedRange * aDeviation);
- TempG := Trunc(GreenRange * aDeviation);
- TempB := Trunc(BlueRange * aDeviation);
+ TFormatDescriptor.GetWithAlpha(Format).PreparePixel(PixelData);
+ with PixelData do begin
+ values[0] := aRed;
+ values[1] := aGreen;
+ values[2] := aBlue;
- PixelData.Red := Min(RedRange, Trunc(RedRange * aRed) + TempR);
- RedRange := Max(0, Trunc(RedRange * aRed) - TempR);
- PixelData.Green := Min(GreenRange, Trunc(GreenRange * aGreen) + TempG);
- GreenRange := Max(0, Trunc(GreenRange * aGreen) - TempG);
- PixelData.Blue := Min(BlueRange, Trunc(BlueRange * aBlue) + TempB);
- BlueRange := Max(0, Trunc(BlueRange * aBlue) - TempB);
- PixelData.Alpha := 0;
- AlphaRange := 0;
+ 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, PtrInt(@PixelData));
+ result := AddAlphaFromFunc(glBitmapColorKeyAlphaFunc, @PixelData);
end;
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
var
PixelData: TglBitmapPixelData;
begin
- FORMAT_DESCRIPTORS[FORMAT_DESCRIPTORS[Format].WithAlpha].PreparePixel(PixelData);
- result := AddAlphaFromValueFloat(aAlpha / PixelData.PixelDesc.AlphaRange);
+ TFormatDescriptor.GetWithAlpha(Format).PreparePixel(PixelData);
+ result := AddAlphaFromValueFloat(aAlpha / PixelData.Range.a);
end;
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
var
PixelData: TglBitmapPixelData;
begin
- FORMAT_DESCRIPTORS[FORMAT_DESCRIPTORS[Format].WithAlpha].PreparePixel(PixelData);
- with PixelData.PixelDesc do
- PixelData.Alpha := Min(AlphaRange, Max(0, Round(AlphaRange * aAlpha)));
- result := AddAlphaFromFunc(glBitmapValueAlphaFunc, PtrInt(@PixelData));
+ TFormatDescriptor.GetWithAlpha(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: TglBitmapFormatDescClass;
+ FormatDesc: TFormatDescriptor;
begin
result := false;
- FormatDesc := FORMAT_DESCRIPTORS[Format];
+ FormatDesc := TFormatDescriptor.Get(Format);
if Assigned(Data) then begin
- if not ({FormatDesc.IsUncompressed or }FormatDesc.HasAlpha) then
- raise EglBitmapUnsupportedFormatFormat.Create('RemoveAlpha - ' + UNSUPPORTED_FORMAT);
+ if FormatDesc.IsCompressed or not FormatDesc.HasAlpha then
+ raise EglBitmapUnsupportedFormat.Create(Format);
result := ConvertTo(FormatDesc.WithoutAlpha);
end;
end;
try
// copy texture data if assigned
if Assigned(Data) then begin
- Size := FORMAT_DESCRIPTORS[Format].GetSize(fDimension);
+ Size := TFormatDescriptor.Get(Format).GetSize(fDimension);
GetMem(TempPtr, Size);
try
Move(Data^, TempPtr^, Size);
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
function TglBitmap.ConvertTo(const aFormat: TglBitmapFormat): Boolean;
var
- SourceFD, DestFD: TglBitmapFormatDescClass;
+ SourceFD, DestFD: TFormatDescriptor;
SourcePD, DestPD: TglBitmapPixelData;
- PixelDesc: TglBitmapPixelDesc;
+ ShiftData: TShiftData;
function CanCopyDirect: Boolean;
begin
result :=
- ((SourcePD.PixelDesc.RedRange = DestPD.PixelDesc.RedRange) or (SourcePD.PixelDesc.RedRange = 0) or (DestPD.PixelDesc.RedRange = 0)) and
- ((SourcePD.PixelDesc.GreenRange = DestPD.PixelDesc.GreenRange) or (SourcePD.PixelDesc.GreenRange = 0) or (DestPD.PixelDesc.GreenRange = 0)) and
- ((SourcePD.PixelDesc.BlueRange = DestPD.PixelDesc.BlueRange) or (SourcePD.PixelDesc.BlueRange = 0) or (DestPD.PixelDesc.BlueRange = 0)) and
- ((SourcePD.PixelDesc.AlphaRange = DestPD.PixelDesc.AlphaRange) or (SourcePD.PixelDesc.AlphaRange = 0) or (DestPD.PixelDesc.AlphaRange = 0));
+ ((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.PixelDesc.RedRange >= DestPD.PixelDesc.RedRange ) or (SourcePD.PixelDesc.RedRange = 0) or (DestPD.PixelDesc.RedRange = 0)) and
- ((SourcePD.PixelDesc.GreenRange >= DestPD.PixelDesc.GreenRange) or (SourcePD.PixelDesc.GreenRange = 0) or (DestPD.PixelDesc.GreenRange = 0)) and
- ((SourcePD.PixelDesc.BlueRange >= DestPD.PixelDesc.BlueRange ) or (SourcePD.PixelDesc.BlueRange = 0) or (DestPD.PixelDesc.BlueRange = 0)) and
- ((SourcePD.PixelDesc.AlphaRange >= DestPD.PixelDesc.AlphaRange) or (SourcePD.PixelDesc.AlphaRange = 0) or (DestPD.PixelDesc.AlphaRange = 0));
+ ((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;
end;
begin
- if aFormat <> fFormat then begin
- SourceFD := FORMAT_DESCRIPTORS[Format];
- DestFD := FORMAT_DESCRIPTORS[aFormat];
+ if (aFormat <> fFormat) and (aFormat <> tfEmpty) then begin
+ SourceFD := TFormatDescriptor.Get(Format);
+ DestFD := TFormatDescriptor.Get(aFormat);
SourceFD.PreparePixel(SourcePD);
DestFD.PreparePixel (DestPD);
if CanCopyDirect then
result := AddFunc(Self, glBitmapConvertCopyFunc, false, aFormat)
else if CanShift then begin
- PixelDesc.RedShift := GetShift(SourcePD.PixelDesc.RedRange, DestPD.PixelDesc.RedRange);
- PixelDesc.GreenShift := GetShift(SourcePD.PixelDesc.GreenRange, DestPD.PixelDesc.GreenRange);
- PixelDesc.BlueShift := GetShift(SourcePD.PixelDesc.BlueRange, DestPD.PixelDesc.BlueRange);
- PixelDesc.AlphaShift := GetShift(SourcePD.PixelDesc.AlphaRange, DestPD.PixelDesc.AlphaRange);
- result := AddFunc(Self, glBitmapConvertShiftRGBAFunc, false, aFormat, PtrInt(@PixelDesc));
+ 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
procedure TglBitmap.Invert(const aUseRGB: Boolean; const aUseAlpha: Boolean);
begin
if aUseRGB or aUseAlpha then
- AddFunc(glBitmapInvertFunc, false, ((PtrInt(aUseAlpha) and 1) shl 1) or (PtrInt(aUseRGB) and 1));
+ AddFunc(glBitmapInvertFunc, false, {%H-}Pointer(
+ ((PtrInt(aUseAlpha) and 1) shl 1) or
+ (PtrInt(aUseRGB) and 1) ));
end;
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
var
PixelData: TglBitmapPixelData;
begin
- FORMAT_DESCRIPTORS[FORMAT_DESCRIPTORS[Format].WithAlpha].PreparePixel(PixelData);
+ TFormatDescriptor.GetWithAlpha(Format).PreparePixel(PixelData);
FillWithColorFloat(
- aRed / PixelData.PixelDesc.RedRange,
- aGreen / PixelData.PixelDesc.GreenRange,
- aBlue / PixelData.PixelDesc.BlueRange,
- aAlpha / PixelData.PixelDesc.AlphaRange);
+ aRed / PixelData.Range.r,
+ aGreen / PixelData.Range.g,
+ aBlue / PixelData.Range.b,
+ aAlpha / PixelData.Range.a);
end;
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
var
PixelData: TglBitmapPixelData;
begin
- FORMAT_DESCRIPTORS[Format].PreparePixel(PixelData);
- PixelData.Red := Max(0, Min(PixelData.PixelDesc.RedRange, Trunc(PixelData.PixelDesc.RedRange * aRed)));
- PixelData.Green := Max(0, Min(PixelData.PixelDesc.GreenRange, Trunc(PixelData.PixelDesc.GreenRange * aGreen)));
- PixelData.Blue := Max(0, Min(PixelData.PixelDesc.BlueRange, Trunc(PixelData.PixelDesc.BlueRange * aBlue)));
- PixelData.Alpha := Max(0, Min(PixelData.PixelDesc.AlphaRange, Trunc(PixelData.PixelDesc.AlphaRange * aAlpha)));
- AddFunc(glBitmapFillWithColorFunc, false, PtrInt(@PixelData));
+ 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;
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
end;
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-procedure TglBitmap.GetPixel(const aPos: TglBitmapPixelPosition; var aPixel: TglBitmapPixelData);
-begin
- { TODO delete?
- if Assigned (fGetPixelFunc) then
- fGetPixelFunc(aPos, aPixel);
- }
-end;
-
-//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-procedure TglBitmap.SetPixel(const aPos: TglBitmapPixelPosition; const aPixel: TglBitmapPixelData);
-begin
- {TODO delete?
- if Assigned (fSetPixelFunc) then
- fSetPixelFuc(aPos, aPixel);
- }
-end;
-
-//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
procedure TglBitmap.Bind(const aEnableTextureUnit: Boolean);
begin
if aEnableTextureUnit then
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
constructor TglBitmap.Create;
begin
-{$IFNDEF GLB_NO_NATIVE_GL}
- ReadOpenGLExtensions;
+{$IFDEF GLB_NATIVE_OGL}
+ glbReadOpenGLExtensions;
{$ENDIF}
if (ClassType = TglBitmap) then
raise EglBitmapException.Create('Don''t create TglBitmap directly. Use one of the deviated classes (TglBitmap2D) instead.');
ImageSize: Integer;
begin
Create;
- ImageSize := FORMAT_DESCRIPTORS[aFormat].GetSize(aSize);
+ ImageSize := TFormatDescriptor.Get(aFormat).GetSize(aSize);
GetMem(Image, ImageSize);
try
FillChar(Image^, ImageSize, #$FF);
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
constructor TglBitmap.Create(const aSize: TglBitmapPixelPosition; const aFormat: TglBitmapFormat;
- const aFunc: TglBitmapFunction; const aArgs: PtrInt);
+ const aFunc: TglBitmapFunction; const aArgs: Pointer);
begin
Create;
LoadFromFunc(aSize, aFunc, aFormat, aArgs);
Surface := IMG_LoadPNG_RW(RWops);
try
AssignFromSurface(Surface);
- Rresult := true;
+ result := true;
finally
SDL_FreeSurface(Surface);
end;
png_info: png_infop;
TempHeight, TempWidth: Integer;
- Format: TglBitmapInternalFormat;
+ Format: TglBitmapFormat;
png_data: pByte;
png_rows: array of pByte;
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
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);
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;
- 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 := tfLuminance8;
COLOR_GRAYSCALEALPHA:
- Format := ifLuminanceAlpha;
+ PngFormat := tfLuminance8Alpha8;
COLOR_RGB:
- Format := ifBGR8;
+ PngFormat := tfBGR8;
COLOR_RGBALPHA:
- Format := ifBGRA8;
+ PngFormat := tfBGRA8;
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
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);
result := true;
except
LineSize: Integer;
ColorType: Integer;
Row: Integer;
+ FormatDesc: TFormatDescriptor;
begin
- if not (ftPNG in FormatGetSupportedFiles (InternalFormat)) then
- raise EglBitmapUnsupportedInternalFormat.Create('SavePng - ' + UNSUPPORTED_INTERNAL_FORMAT);
+ if not (ftPNG in FormatGetSupportedFiles(Format)) then
+ raise EglBitmapUnsupportedFormat.Create(Format);
if not init_libPNG then
- raise Exception.Create('SavePNG - unable to initialize libPNG.');
+ raise Exception.Create('unable to initialize libPNG.');
try
- case FInternalFormat of
- ifAlpha, ifLuminance, ifDepth8:
+ case Format of
+ tfAlpha8, tfLuminance8:
ColorType := PNG_COLOR_TYPE_GRAY;
- ifLuminanceAlpha:
+ tfLuminance8Alpha8:
ColorType := PNG_COLOR_TYPE_GRAY_ALPHA;
- ifBGR8, ifRGB8:
+ tfBGR8, tfRGB8:
ColorType := PNG_COLOR_TYPE_RGB;
- ifBGRA8, ifRGBA8:
+ tfBGRA8, tfRGBA8:
ColorType := PNG_COLOR_TYPE_RGBA;
else
- raise EglBitmapUnsupportedInternalFormat.Create('SavePng - ' + UNSUPPORTED_INTERNAL_FORMAT);
+ raise EglBitmapUnsupportedFormat.Create(Format);
end;
- LineSize := Trunc(FormatGetSize(FInternalFormat) * Width);
+
+ FormatDesc := TFormatDescriptor.Get(Format);
+ LineSize := FormatDesc.GetSize(Width, 1);
// creating array for scanline
SetLength(png_rows, Height);
end;
// set read callback
- png_set_write_fn(png, stream, glBitmap_libPNG_write_func, nil);
+ png_set_write_fn(png, aStream, glBitmap_libPNG_write_func, nil);
// set compression
png_set_compression_level(png, 6);
- if InternalFormat in [ifBGR8, ifBGRA8] then
+ if Format in [tfBGR8, tfBGRA8] 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);
pTemp: pByte;
Temp: Byte;
begin
- if not (ftPNG in FormatGetSupportedFiles (InternalFormat)) then
- raise EglBitmapUnsupportedInternalFormat.Create('SavePng - ' + UNSUPPORTED_INTERNAL_FORMAT);
+ if not (ftPNG in FormatGetSupportedFiles (Format)) then
+ raise EglBitmapUnsupportedFormat.Create(Format);
- case FInternalFormat of
- ifAlpha, ifLuminance, ifDepth8: begin
+ case Format of
+ tfAlpha8, tfLuminance8: begin
ColorType := COLOR_GRAYSCALE;
- PixSize := 1;
- Alpha := false;
+ PixSize := 1;
+ Alpha := false;
end;
- ifLuminanceAlpha: begin
+ tfLuminance8Alpha8: begin
ColorType := COLOR_GRAYSCALEALPHA;
- PixSize := 1;
- Alpha := true;
+ PixSize := 1;
+ Alpha := true;
end;
- ifBGR8, ifRGB8: begin
+ tfBGR8, tfRGB8: begin
ColorType := COLOR_RGB;
- PixSize := 3;
- Alpha := false;
+ PixSize := 3;
+ Alpha := false;
end;
- ifBGRA8, ifRGBA8: begin
+ tfBGRA8, tfRGBA8: begin
ColorType := COLOR_RGBALPHA;
- PixSize := 3;
- Alpha := true
+ PixSize := 3;
+ Alpha := true
end;
else
- raise EglBitmapUnsupportedInternalFormat.Create('SavePng - ' + UNSUPPORTED_INTERNAL_FORMAT);
+ raise EglBitmapUnsupportedFormat.Create(Format);
end;
Png := TPNGObject.CreateBlank(ColorType, 8, Width, Height);
end;
// convert RGB line to BGR
- if InternalFormat in [ifRGB8, ifRGBA8] then begin
+ if Format in [tfRGB8, tfRGBA8] then begin
pTemp := png.ScanLine[Y];
for X := 0 to Width -1 do begin
Temp := pByteArray(pTemp)^[0];
// Save to Stream
Png.CompressionLevel := 6;
- Png.SaveToStream(Stream);
+ Png.SaveToStream(aStream);
finally
FreeAndNil(Png);
end;
DestBuffer: array [1..4096] of byte;
end;
-//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-{
procedure glBitmap_libJPEG_error_exit(cinfo: j_common_ptr); cdecl;
-var
- Msg: String;
begin
- SetLength(Msg, 256);
- cinfo^.err^.format_message(cinfo, pChar(Msg));
- Writeln('ERROR [' + IntToStr(cinfo^.err^.msg_code) + '] ' + Msg);
- cinfo^.global_state := 0;
- jpeg_abort(cinfo);
+ //DUMMY
end;
-}
-//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-{
+
procedure glBitmap_libJPEG_output_message(cinfo: j_common_ptr); cdecl;
-var
- Msg: String;
begin
- SetLength(Msg, 256);
- cinfo^.err^.format_message(cinfo, pChar(Msg));
- Writeln('OUTPUT [' + IntToStr(cinfo^.err^.msg_code) + '] ' + Msg);
- cinfo^.global_state := 0;
+ //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;
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;
begin
result := false;
- RWops := glBitmapCreateRWops(Stream);
+ RWops := glBitmapCreateRWops(aStream);
try
if IMG_isJPG(RWops) > 0 then begin
Surface := IMG_LoadJPG_RW(RWops);
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;
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), $00);
// error managment
jpeg.err := jpeg_std_error(@jpeg_err);
- jpeg_err.error_exit := glBitmap_libJPEG_error_exit;
+ jpeg_err.error_exit := glBitmap_libJPEG_error_exit;
jpeg_err.output_message := glBitmap_libJPEG_output_message;
// decompression struct
pub.bytes_in_buffer := 0; // forces fill_input_buffer on first read
pub.next_input_byte := nil; // until buffer loaded
- SrcStream := Stream;
+ SrcStream := aStream;
end;
// set global decoding state
JCS_GRAYSCALE:
begin
jpeg.out_color_space := JCS_GRAYSCALE;
- IntFormat := ifLuminance;
+ IntFormat := tfLuminance8;
end;
else
jpeg.out_color_space := JCS_RGB;
- IntFormat := ifRGB8;
+ IntFormat := tfRGB8;
end;
// reading image
TempHeight := jpeg.output_height;
TempWidth := jpeg.output_width;
+ FormatDesc := TFormatDescriptor.Get(IntFormat);
+
// creating new image
- GetMem(pImage, FormatGetImageSize(glBitmapPosition(TempWidth, TempHeight), IntFormat));
+ GetMem(pImage, FormatDesc.GetSize(TempWidth, TempHeight));
try
pTemp := pImage;
for Row := 0 to TempHeight -1 do begin
jpeg_read_scanlines(@jpeg, @pTemp, 1);
- Inc(pTemp, Trunc(FormatGetSize(IntFormat) * TempWidth));
+ Inc(pTemp, FormatDesc.GetSize(TempWidth, 1));
end;
// finish decompression
{$ENDIF}
{$IFDEF GLB_SUPPORT_JPEG_WRITE}
-{$IF DEFEFINED(GLB_LIB_JPEG)}
+{$IF DEFINED(GLB_LIB_JPEG)}
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-procedure TglBitmap.SaveJPEG(Stream: TStream);
+procedure TglBitmap.SaveJPEG(const aStream: TStream);
var
jpeg: jpeg_compress_struct;
jpeg_err: jpeg_error_mgr;
begin
if not (ftJPEG in FormatGetSupportedFiles(Format)) then
- raise EglBitmapUnsupportedInternalFormat.Create('SaveJpg - ' + UNSUPPORTED_INTERNAL_FORMAT);
+ raise EglBitmapUnsupportedFormat.Create(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);
+ FillChar(jpeg{%H-}, SizeOf(jpeg_compress_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;
// compression struct
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_height := Height;
- case InternalFormat of
- ifAlpha, ifLuminance, ifDepth8: begin
+ case Format of
+ tfAlpha8, tfLuminance8: begin
jpeg.input_components := 1;
- jpeg.in_color_space := JCS_GRAYSCALE;
+ jpeg.in_color_space := JCS_GRAYSCALE;
end;
- ifRGB8, ifBGR8: begin
+ tfRGB8, tfBGR8: begin
jpeg.input_components := 3;
- jpeg.in_color_space := JCS_RGB;
+ jpeg.in_color_space := JCS_RGB;
end;
end;
jpeg_start_compress(@jpeg, true);
pTemp := Data;
- if InternalFormat = ifBGR8 then
+ if Format = tfBGR8 then
GetMem(pTemp2, fRowSize)
else
pTemp2 := pTemp;
try
for Row := 0 to jpeg.image_height -1 do begin
// prepare row
- if InternalFormat = ifBGR8 then
+ if Format = tfBGR8 then
CopyRow(pTemp2, pTemp)
else
pTemp2 := pTemp;
end;
finally
// free memory
- if InternalFormat = ifBGR8 then
+ if Format = tfBGR8 then
FreeMem(pTemp2);
end;
jpeg_finish_compress(@jpeg);
biClrImportant: Cardinal;
end;
- TBMPInfoOS = packed record
- biSize: Cardinal;
- biWidth: Longint;
- biHeight: Longint;
- biPlanes: Word;
- biBitCount: Word;
- end;
-
-// TBMPPalette = record
-// case Boolean of
-// true : (Colors: array[Byte] of TRGBQUAD);
-// false: (redMask, greenMask, blueMask: Cardinal);
-// end;
-
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
function TglBitmap.LoadBMP(const aStream: TStream): Boolean;
-type
- TMaskValues = packed record
- Red: Cardinal;
- Green: Cardinal;
- Blue: Cardinal;
- Alpha: Cardinal;
- end;
-
-var
- StartPos: Int64;
//////////////////////////////////////////////////////////////////////////////////////////////////
- function ReadInfo(var aInfo: TBMPInfo; var aMask: TMaskValues): TglBitmapFormat;
+ function ReadInfo(out aInfo: TBMPInfo; out aMask: TglBitmapColorRec): TglBitmapFormat;
begin
result := tfEmpty;
- aStream.Read(aInfo, SizeOf(aInfo));
- FillChar(aMask, SizeOf(aMask), 0);
+ aStream.Read(aInfo{%H-}, SizeOf(aInfo));
+ FillChar(aMask{%H-}, SizeOf(aMask), 0);
//Read Compression
- if aInfo.biCompression <> BMP_COMP_RGB then begin
- if aInfo.biCompression = BMP_COMP_BITFIELDS then begin
- // Read Bitmasks for 16 or 32 Bit (24 Bit dosn't support Bitmasks!)
+ case aInfo.biCompression of
+ BMP_COMP_RLE4,
+ BMP_COMP_RLE8: begin
+ raise EglBitmapException.Create('RLE compression is not supported');
+ end;
+ BMP_COMP_BITFIELDS: begin
if (aInfo.biBitCount = 16) or (aInfo.biBitCount = 32) then begin
- aStream.Read(aMask.Red, SizeOf(Cardinal));
- aStream.Read(aMask.Green, SizeOf(Cardinal));
- aStream.Read(aMask.Blue, SizeOf(Cardinal));
- aStream.Read(aMask.Alpha, SizeOf(Cardinal));
+ 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 EglBitmapException.Create('Bitmask is not supported for 24bit formats');
- end else begin
- aStream.Position := StartPos;
- raise EglBitmapException.Create('RLE compression is not supported');
+ raise EglBitmapException.Create('Bitfields are only supported for 16bit and 32bit formats');
end;
end;
//get suitable format
case aInfo.biBitCount of
8: result := tfLuminance8;
- 16: result := tfRGB5A1;
+ 16: result := tfBGR5;
24: result := tfBGR8;
32: result := tfBGRA8;
end;
end;
+ 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 := tfLuminance8;
+ 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 := tfRGB8;
+ end;
+
+ result := TbmpColorTableFormat.Create;
+ result.PixelSize := aInfo.biBitCount / 8;
+ result.ColorTable := ColorTable;
+ result.Range := glBitmapColorRec($FF, $FF, $FF, $00);
+ end;
+
//////////////////////////////////////////////////////////////////////////////////////////////////
- function CheckBitfields(var aFormat: TglBitmapFormat; const aMask: TMaskValues): TBitfieldFormat;
+ function CheckBitfields(var aFormat: TglBitmapFormat; const aMask: TglBitmapColorRec;
+ const aInfo: TBMPInfo): TbmpBitfieldFormat;
var
TmpFormat: TglBitmapFormat;
- FormatDesc: TglBitmapFormatDescClass;
+ FormatDesc: TFormatDescriptor;
begin
result := nil;
- if (aMask.Red <> 0) or (aMask.Green <> 0) or (aMask.Blue <> 0) or (aMask.Alpha <> 0) then begin
- for TmpFormat := High(FORMAT_DESCRIPTORS) downto Low(FORMAT_DESCRIPTORS) do begin
- FormatDesc := FORMAT_DESCRIPTORS[TmpFormat];
- if FormatDesc.MaskMatch(aMask.Red, aMask.Green, aMask.Blue, aMask.Alpha) then begin
- aFormat := FormatDesc.GetFormat;
+ if (aMask.r <> 0) or (aMask.g <> 0) or (aMask.b <> 0) or (aMask.a <> 0) then begin
+ for TmpFormat := High(TglBitmapFormat) downto Low(TglBitmapFormat) do begin
+ FormatDesc := TFormatDescriptor.Get(TmpFormat);
+ if FormatDesc.MaskMatch(aMask.r, aMask.g, aMask.b, aMask.a) then begin
+ aFormat := FormatDesc.Format;
exit;
end;
end;
- if (aMask.Alpha = 0) then
- aFormat := FORMAT_DESCRIPTORS[aFormat].WithoutAlpha;
-
- result := TBitfieldFormat.Create;
- result.RedMask := aMask.Red;
- result.GreenMask := aMask.Green;
- result.BlueMask := aMask.Blue;
- result.AlphaMask := aMask.Alpha;
+ 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.PixelSize := aInfo.biBitCount / 8;
+ result.RedMask := aMask.r;
+ result.GreenMask := aMask.g;
+ result.BlueMask := aMask.b;
+ result.AlphaMask := aMask.a;
end;
end;
var
//simple types
+ StartPos: Int64;
ImageSize, rbLineSize, wbLineSize, Padding, i: Integer;
PaddingBuff: Cardinal;
LineBuf, ImageData, TmpData: PByte;
+ SourceMD, DestMD: Pointer;
BmpFormat: TglBitmapFormat;
//records
- Mask: TMaskValues;
+ Mask: TglBitmapColorRec;
Header: TBMPHeader;
Info: TBMPInfo;
//classes
- BitfieldFormat: TBitfieldFormat;
- FormatDesc: TglBitmapFormatDescClass;
-
-
- Tick: QWord;
-{
-
-
- ImageData, pData, pTmp, LineBuf, TmpData: PByte;
- BitOffset: Byte;
- BmpFormat: TglBitmapFormat;
- LineSize, Padding, LineIdx, PixelIdx: Integer;
- RedMask, GreenMask, BlueMask, AlphaMask, FormatSize: Cardinal;
-
-
- Pixel: TglBitmapPixelData;
- PaddingBuff: Cardinal;
-
-
-
- }
+ SpecialFormat: TFormatDescriptor;
+ FormatDesc: TFormatDescriptor;
//////////////////////////////////////////////////////////////////////////////////////////////////
- procedure ReadBitfieldLine(aData: PByte; aLineBuf: PByte);
+ procedure SpecialFormatReadLine(aData: PByte; aLineBuf: PByte);
var
i: Integer;
Pixel: TglBitmapPixelData;
-
- ////////////////////////////////////////////////////////////////////////////////////////////////
- procedure ChangeRange(var aValue: Cardinal; const aOldRange, aNewRange: Cardinal);
- begin
- if (aOldRange = aNewRange) then
- exit;
- if (aOldRange > 0) then
- aValue := Round(aValue / aOldRange * aNewRange)
- else
- aValue := 0;
- end;
-
begin
aStream.Read(aLineBuf^, rbLineSize);
+ SpecialFormat.PreparePixel(Pixel);
for i := 0 to Info.biWidth-1 do begin
- BitfieldFormat.Unmap(PCardinal(aLineBuf)^, Pixel); //if is 16bit Bitfield only 2 last significant Bytes are taken from Cardinal
- inc(aLineBuf, Info.biBitCount shr 3);
- with FormatDesc.GetPixelDesc do begin
- ChangeRange(Pixel.Red, BitfieldFormat.RedRange, RedRange);
- ChangeRange(Pixel.Green, BitfieldFormat.GreenRange, GreenRange);
- ChangeRange(Pixel.Blue, BitfieldFormat.BlueRange, BlueRange);
- ChangeRange(Pixel.Alpha, BitfieldFormat.AlphaRange, AlphaRange);
- end;
- FormatDesc.Map(Pixel, aData);
+ SpecialFormat.Unmap(aLineBuf, Pixel, SourceMD);
+ glBitmapConvertPixel(Pixel, SpecialFormat, FormatDesc);
+ FormatDesc.Map(Pixel, aData, DestMD);
end;
end;
begin
- result := false;
- BmpFormat := tfEmpty;
- BitfieldFormat := nil;
- LineBuf := nil;
+ result := false;
+ BmpFormat := tfEmpty;
+ SpecialFormat := nil;
+ LineBuf := nil;
+ SourceMD := nil;
+ DestMD := nil;
// Header
StartPos := aStream.Position;
- aStream.Read(Header, SizeOf(Header));
+ aStream.Read(Header{%H-}, SizeOf(Header));
if Header.bfType = BMP_MAGIC then begin
- BmpFormat := ReadInfo(Info, Mask);
- BitfieldFormat := CheckBitfields(BmpFormat, Mask);
- try
- if (Info.biBitCount < 16) then
- aStream.Position := aStream.Position + Info.biClrUsed * 4;
+ 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 := FORMAT_DESCRIPTORS[BmpFormat];
- rbLineSize := Info.biWidth * (Info.biBitCount shr 3); //ReadBuffer LineSize
- wbLineSize := Trunc(Info.biWidth * FormatDesc.GetSize);
+ FormatDesc := TFormatDescriptor.Get(BmpFormat);
+ rbLineSize := Round(Info.biWidth * Info.biBitCount / 8); //ReadBuffer LineSize
+ wbLineSize := Trunc(Info.biWidth * FormatDesc.PixelSize);
Padding := (((Info.biWidth * Info.biBitCount + 31) and - 32) shr 3) - rbLineSize;
//get Memory
- ImageSize := FormatDesc.GetSize(glBitmapPosition(Info.biWidth, Info.biHeight));
+ DestMD := FormatDesc.CreateMappingData;
+ ImageSize := FormatDesc.GetSize(Info.biWidth, abs(Info.biHeight));
GetMem(ImageData, ImageSize);
- if Assigned(BitfieldFormat) then
+ if Assigned(SpecialFormat) then begin
GetMem(LineBuf, rbLineSize); //tmp Memory for converting Bitfields
+ SourceMD := SpecialFormat.CreateMappingData;
+ end;
//read Data
try try
FillChar(ImageData^, ImageSize, $FF);
TmpData := ImageData;
- Inc(TmpData, wbLineSize * (Info.biHeight -1));
- for i := 0 to Info.biHeight-1 do begin
- if Assigned(BitfieldFormat) then
- ReadBitfieldLine(TmpData, LineBuf) //if is bitfield format read and convert data
+ 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
- Dec(TmpData, wbLineSize);
- aStream.Read(PaddingBuff, Padding);
+ if (Info.biHeight > 0) then
+ dec(TmpData, wbLineSize)
+ else
+ inc(TmpData, wbLineSize);
+ aStream.Read(PaddingBuff{%H-}, Padding);
end;
- SetDataPointer(ImageData, BmpFormat, Info.biWidth, Info.biHeight);
+ SetDataPointer(ImageData, BmpFormat, Info.biWidth, abs(Info.biHeight));
result := true;
finally
if Assigned(LineBuf) then
FreeMem(LineBuf);
+ if Assigned(SourceMD) then
+ SpecialFormat.FreeMappingData(SourceMD);
+ FormatDesc.FreeMappingData(DestMD);
end;
except
FreeMem(ImageData);
end;
end else
raise EglBitmapException.Create('LoadBMP - No suitable format found');
+ except
+ aStream.Position := StartPos;
+ raise;
+ end;
finally
- FreeAndNil(BitfieldFormat);
+ FreeAndNil(SpecialFormat);
end;
end
else aStream.Position := StartPos;
var
Header: TBMPHeader;
Info: TBMPInfo;
- pData, pTemp: pByte;
+ Converter: TbmpColorTableFormat;
+ FormatDesc: TFormatDescriptor;
+ SourceFD, DestFD: Pointer;
+ pData, srcData, dstData, ConvertBuffer: pByte;
- PixelFormat: TglBitmapPixelData;
- ImageSize, LineSize, Padding, LineIdx, ColorIdx: Integer;
- Temp, RedMask, GreenMask, BlueMask, AlphaMask: Cardinal;
+ Pixel: TglBitmapPixelData;
+ ImageSize, wbLineSize, rbLineSize, Padding, LineIdx, PixelIdx: Integer;
+ RedMask, GreenMask, BlueMask, AlphaMask: Cardinal;
PaddingBuff: Cardinal;
begin
if not (ftBMP in FormatGetSupportedFiles(Format)) then
- raise EglBitmapUnsupportedFormatFormat.Create('SaveBMP - ' + UNSUPPORTED_FORMAT);
+ raise EglBitmapUnsupportedFormat.Create(Format);
- ImageSize := FORMAT_DESCRIPTORS[Format].GetSize(Dimension);
+ Converter := nil;
+ FormatDesc := TFormatDescriptor.Get(Format);
+ ImageSize := FormatDesc.GetSize(Dimension);
+ 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);
- FillChar(Info, SizeOf(Info), 0);
+ 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;
- case Format of
- //TODO tfAlpha8, ifLuminance8, ifDepth8:
- tfLuminance8:
- begin
- Info.biBitCount := 8;
- Header.bfSize := Header.bfSize + 256 * SizeOf(Cardinal);
- Header.bfOffBits := Header.bfOffBits + 256 * SizeOf(Cardinal);
+ try
+ case Format of
+ tfLuminance4: begin
+ Info.biBitCount := 4;
+ Header.bfSize := Header.bfSize + 16 * SizeOf(Cardinal);
+ Header.bfOffBits := Header.bfOffBits + 16 * SizeOf(Cardinal); //16 ColorTable entries
+ Converter := TbmpColorTableFormat.Create;
+ Converter.PixelSize := 0.5;
+ Converter.Format := Format;
+ Converter.Range := glBitmapColorRec($F, $F, $F, $0);
+ Converter.CreateColorTable;
+ end;
- Info.biClrUsed := 256;
- Info.biClrImportant := 256;
+ tfR3G3B2, tfLuminance8: begin
+ Info.biBitCount := 8;
+ Header.bfSize := Header.bfSize + 256 * SizeOf(Cardinal);
+ Header.bfOffBits := Header.bfOffBits + 256 * SizeOf(Cardinal); //256 ColorTable entries
+ Converter := TbmpColorTableFormat.Create;
+ Converter.PixelSize := 1;
+ Converter.Format := Format;
+ if (Format = tfR3G3B2) then begin
+ Converter.Range := glBitmapColorRec($7, $7, $3, $0);
+ Converter.Shift := glBitmapShiftRec(0, 3, 6, 0);
+ end else
+ Converter.Range := glBitmapColorRec($FF, $FF, $FF, $0);
+ Converter.CreateColorTable;
end;
- //TODO ifLuminance8Alpha8, tfRGBA4, ifR5G6B5, tfRGB5A1:
- tfLuminance8Alpha8, tfRGB5A1:
- begin
- Info.biBitCount := 16;
+
+ tfRGB4, tfRGB5, tfR5G6B5, tfRGB5A1, tfRGBA4,
+ tfBGR4, tfBGR5, tfB5G6R5, tfBGR5A1, tfBGRA4: begin
+ Info.biBitCount := 16;
Info.biCompression := BMP_COMP_BITFIELDS;
end;
- tfBGR8, tfRGB8:
- Info.biBitCount := 24;
- //TODO tfBGRA8, tfRGBA8, tfRGB10A2:
- tfBGRA8, tfRGBA8:
- begin
- Info.biBitCount := 32;
+
+ tfBGR8, tfRGB8: begin
+ Info.biBitCount := 24;
+ end;
+
+ tfRGB10, tfRGB10A2, tfRGBA8,
+ tfBGR10, tfBGR10A2, tfBGRA8: begin
+ Info.biBitCount := 32;
Info.biCompression := BMP_COMP_BITFIELDS;
end;
else
- raise EglBitmapUnsupportedFormatFormat.Create('SaveBMP - ' + UNSUPPORTED_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);
-
- FORMAT_DESCRIPTORS[Format].PreparePixel(PixelFormat);
- with PixelFormat.PixelDesc do begin
- RedMask := RedRange shl RedShift;
- GreenMask := GreenRange shl GreenShift;
- BlueMask := BlueRange shl BlueShift;
- AlphaMask := AlphaRange shl AlphaShift;
+ raise EglBitmapUnsupportedFormat.Create(Format);
end;
- end;
-
- // headers
- aStream.Write(Header, SizeOf(Header));
- aStream.Write(Info, SizeOf(Info));
-
- // colortable
- if Info.biBitCount = 8 then begin
- Temp := 0;
- for ColorIdx := Low(Byte) to High(Byte) do begin
- aStream.Write(Temp, 4);
- Temp := Temp + $00010101;
+ 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.RedMask;
+ GreenMask := FormatDesc.GreenMask;
+ BlueMask := FormatDesc.BlueMask;
+ AlphaMask := FormatDesc.AlphaMask;
end;
- end;
-
- // 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;
-
- // image data
- LineSize := Trunc(Width * FORMAT_DESCRIPTORS[Format].GetSize);
- Padding := GetLineWidth - LineSize;
- PaddingBuff := 0;
- pData := Data;
- Inc(pData, (Height -1) * LineSize);
+ // headers
+ aStream.Write(Header, SizeOf(Header));
+ aStream.Write(Info, SizeOf(Info));
+
+ // colortable
+ if Assigned(Converter) then
+ aStream.Write(Converter.ColorTable[0].b,
+ SizeOf(TbmpColorTableEnty) * Length(Converter.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;
- // prepare row buffer. But only for RGB because RGBA supports color masks
- // so it's possible to change color within the image.
- if (Format = tfRGB8) then
- GetMem(pTemp, fRowSize)
- else
- pTemp := nil;
+ // image data
+ rbLineSize := Round(Info.biWidth * FormatDesc.PixelSize);
+ 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;
- try
- // write image data
- for LineIdx := 0 to Height - 1 do begin
- // preparing row
- if Format = tfRGB8 then begin
- Move(pData^, pTemp^, fRowSize);
- SwapRGB(pTemp, Width, false);
- end else
- pTemp := pData;
- aStream.Write(pTemp^, LineSize);
- Dec(pData, LineSize);
- if Padding > 0 then
- aStream.Write(PaddingBuff, Padding);
+ 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;
+ 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;
end;
finally
- // destroy row buffer
- if Format = tfRGB8 then
- FreeMem(pTemp);
+ if Assigned(Converter) then
+ Converter.Free;
end;
end;
ImageID: Byte;
ColorMapType: Byte;
ImageType: Byte;
- ColorMapSpec: Array[0..4] of Byte;
+ //ColorMapSpec: Array[0..4] of Byte;
+ ColorMapStart: Word;
+ ColorMapLength: Word;
+ ColorMapEntrySize: Byte;
OrigX: Word;
OrigY: Word;
Width: Word;
Height: Word;
Bpp: Byte;
- ImageDes: Byte;
+ ImageDesc: Byte;
end;
const
- TGA_UNCOMPRESSED_RGB = 2;
- TGA_UNCOMPRESSED_GRAY = 3;
- TGA_COMPRESSED_RGB = 10;
- TGA_COMPRESSED_GRAY = 11;
+ TGA_UNCOMPRESSED_RGB = 2;
+ TGA_UNCOMPRESSED_GRAY = 3;
+ TGA_COMPRESSED_RGB = 10;
+ TGA_COMPRESSED_GRAY = 11;
+
+ TGA_NONE_COLOR_TABLE = 0;
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
function TglBitmap.LoadTGA(const aStream: TStream): Boolean;
var
Header: TTGAHeader;
- NewImage, pData: PByte;
- StreamPos: Int64;
- PixelSize, LineSize, YStart, YEnd, YInc: Integer;
- Format: TglBitmapFormat;
+ 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;
const
CACHE_SIZE = $4000;
////////////////////////////////////////////////////////////////////////////////////////
procedure ReadUncompressed;
var
- RowSize: Integer;
+ i, j: Integer;
+ buf, tmp1, tmp2: System.PByte;
begin
- RowSize := Header.Width * PixelSize;
- // copy line by line
- while YStart <> YEnd + YInc do begin
- pData := NewImage;
- Inc(pData, YStart * LineSize);
- aStream.Read(pData^, RowSize);
- Inc(YStart, YInc);
+ buf := nil;
+ if (Counter.X.dir < 0) then
+ buf := GetMem(LineSize);
+ try
+ while (Counter.Y.low <> Counter.Y.high + counter.Y.dir) do begin
+ tmp1 := ImageData + (Counter.Y.low * LineSize); //pointer to LineStart
+ if (Counter.X.dir < 0) then begin //flip X
+ aStream.Read(buf^, LineSize);
+ tmp2 := buf + 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;
////////////////////////////////////////////////////////////////////////////////////////
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;
/////////////////////////////////////////////////////////////////
+ var
+ TmpData: System.PByte;
+ LinePixelsRead: Integer;
procedure CheckLine;
begin
- if LinePixelsRead >= HeaderWidth then begin
+ if (LinePixelsRead >= Header.Width) then begin
LinePixelsRead := 0;
- pData := NewImage;
- Inc(YStart, YInc);
- Inc(pData, YStart * LineSize);
+ inc(Counter.Y.low, Counter.Y.dir); //next line index
+ TmpData := ImageData + Counter.Y.low * LineSize; //set line
+ if (Counter.X.dir < 0) then //if x flipped then
+ TmpData := 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 (CachePos + Count > CacheSize) then begin
+ //if buffer overflow save non read bytes
BytesRead := 0;
-
- // Read Data
- if CacheSize - CachePos > 0 then begin
+ if (CacheSize - CachePos > 0) then begin
BytesRead := CacheSize - CachePos;
- Move(pByteArray(Cache)^[CachePos], Buffer, BytesRead);
- Inc(CachePos, BytesRead);
+ Move(PByteArray(Cache)^[CachePos], Buffer{%H-}, BytesRead);
+ inc(CachePos, BytesRead);
end;
- // Reload Data
+ //load cache from file
CacheSize := Min(CACHE_SIZE, aStream.Size - aStream.Position);
aStream.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);
+ //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
- Move(pByteArray(Cache)^[CachePos], Buffer, Count);
- Inc(CachePos, Count);
+ //if no buffer overflow just read the data
+ Move(PByteArray(Cache)^[CachePos], Buffer, Count);
+ inc(CachePos, Count);
+ end;
+ end;
+
+ 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;
+ 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;
+ CachePos := 0;
- HeaderWidth := Header.Width;
- HeaderHeight := Header.Height;
+ TotalPixelsToRead := Header.Width * Header.Height;
+ TotalPixelsRead := 0;
+ LinePixelsRead := 0;
- GetMem(Cache, CACHE_SIZE); // 16K Buffer
+ GetMem(Cache, CACHE_SIZE);
try
- ImgPixelsToRead := HeaderWidth * HeaderHeight;
- ImgPixelsRead := 0;
- LinePixelsRead := 0;
-
- pData := NewImage;
- Inc(pData, YStart * LineSize);
+ TmpData := ImageData + Counter.Y.low * LineSize; //set line
+ if (Counter.X.dir < 0) then //if x flipped then
+ TmpData := TmpData + LineSize - PixelSize; //set last pixel
- // Read until all Pixels
repeat
+ //read CommandByte
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);
+ 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 ImgPixelsRead >= ImgPixelsToRead;
+ until (TotalPixelsRead >= TotalPixelsToRead);
finally
- FreeMem(Cache)
+ FreeMem(Cache);
end;
end;
+ function IsGrayFormat: Boolean;
+ begin
+ result := Header.ImageType in [TGA_UNCOMPRESSED_GRAY, TGA_COMPRESSED_GRAY];
+ end;
+
begin
result := false;
// reading header to test file and set cursor back to begin
- StreamPos := aStream.Position;
- aStream.Read(Header, SizeOf(Header));
+ StartPosition := aStream.Position;
+ aStream.Read(Header{%H-}, 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
+ 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;
+
case Header.Bpp of
- //TODO 8: Format := tfAlpha8;
- 16: Format := tfLuminance8Alpha8;
- 24: Format := tfBGR8;
- 32: Format := tfBGRA8;
- else
- raise EglBitmapException.Create('LoadTga - unsupported BitsPerPixel found.');
+ 8: if IsGrayFormat then case (Header.ImageDesc and $F) of
+ 0: tgaFormat := tfLuminance8;
+ 8: tgaFormat := tfAlpha8;
+ end;
+
+ 16: if IsGrayFormat then case (Header.ImageDesc and $F) of
+ 0: tgaFormat := tfLuminance16;
+ 8: tgaFormat := tfLuminance8Alpha8;
+ end else case (Header.ImageDesc and $F) of
+ 0: tgaFormat := tfBGR5;
+ 1: tgaFormat := tfBGR5A1;
+ 4: tgaFormat := tfBGRA4;
+ end;
+
+ 24: if not IsGrayFormat then case (Header.ImageDesc and $F) of
+ 0: tgaFormat := tfBGR8;
+ end;
+
+ 32: if not IsGrayFormat then case (Header.ImageDesc and $F) of
+ 2: tgaFormat := tfBGR10A2;
+ 8: tgaFormat := tfBGRA8;
+ end;
end;
- // skip image ID
- if Header.ImageID <> 0 then
- aStream.Position := aStream.Position + Header.ImageID;
+ if (tgaFormat = tfEmpty) then
+ raise EglBitmapException.Create('LoadTga - unsupported format');
- PixelSize := Trunc(FORMAT_DESCRIPTORS[Format].GetSize);
- LineSize := Trunc(Header.Width * PixelSize);
+ FormatDesc := TFormatDescriptor.Get(tgaFormat);
+ PixelSize := FormatDesc.GetSize(1, 1);
+ LineSize := FormatDesc.GetSize(Header.Width, 1);
- GetMem(NewImage, LineSize * Header.Height);
+ 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.ImageDes and $20 > 0) then begin
- YStart := 0;
- YEnd := Header.Height -1;
- YInc := 1;
+ 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
- YStart := Header.Height -1;
- YEnd := 0;
- YInc := -1;
+ Counter.Y.low := Header.Height-1;;
+ Counter.Y.high := 0;
+ Counter.Y.dir := -1;
end;
// Read Image
ReadCompressed;
end;
- SetDataPointer(NewImage, Format, Header.Width, Header.Height);
+ SetDataPointer(ImageData, tgaFormat, Header.Width, Header.Height);
result := true;
except
- FreeMem(NewImage);
+ FreeMem(ImageData);
raise;
end;
- end
- else aStream.Position := StreamPos;
+ finally
+ aStream.Position := StartPosition;
+ end;
end
- else aStream.Position := StreamPos;
+ else aStream.Position := StartPosition;
end;
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
procedure TglBitmap.SaveTGA(const aStream: TStream);
var
Header: TTGAHeader;
- Size: Integer;
- pTemp: pByte;
- FormatDesc: TglBitmapFormatDescClass;
-
- 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;
-
+ LineSize, Size, x, y: Integer;
+ Pixel: TglBitmapPixelData;
+ LineBuf, SourceData, DestData: PByte;
+ SourceMD, DestMD: Pointer;
+ FormatDesc: TFormatDescriptor;
+ Converter: TFormatDescriptor;
begin
if not (ftTGA in FormatGetSupportedFiles(Format)) then
- raise EglBitmapUnsupportedFormatFormat.Create('SaveTGA - ' + UNSUPPORTED_FORMAT);
+ raise EglBitmapUnsupportedFormat.Create(Format);
- FillChar(Header, SizeOf(Header), 0);
- case Format of
- //TODO ifAlpha8, ifLuminance8, ifDepth8: begin
- tfLuminance8: begin
- Header.ImageType := TGA_UNCOMPRESSED_GRAY;
- Header.Bpp := 8;
- end;
- tfLuminance8Alpha8: begin
- Header.ImageType := TGA_UNCOMPRESSED_GRAY;
- Header.Bpp := 16;
- end;
- tfRGB8, tfBGR8: begin
- Header.ImageType := TGA_UNCOMPRESSED_RGB;
- Header.Bpp := 24;
- end;
- tfRGBA8, tfBGRA8: begin
- Header.ImageType := TGA_UNCOMPRESSED_RGB;
- Header.Bpp := 32;
- end;
- else
- raise EglBitmapUnsupportedFormatFormat.Create('SaveTGA - ' + UNSUPPORTED_FORMAT);
- end;
+ //prepare header
+ FillChar(Header{%H-}, SizeOf(Header), 0);
- Header.Width := Width;
- Header.Height := Height;
- Header.ImageDes := $20;
- FormatDesc := FORMAT_DESCRIPTORS[Format];
+ //set ImageType
+ if (Format in [tfLuminance8, tfLuminance6Alpha2, tfLuminance4Alpha4, tfAlpha8,
+ tfLuminance16, tfLuminance12Alpha4, tfLuminance8Alpha8]) then
+ Header.ImageType := TGA_UNCOMPRESSED_GRAY
+ else
+ Header.ImageType := TGA_UNCOMPRESSED_RGB;
+
+ //set BitsPerPixel
+ if (Format in [tfLuminance8, tfLuminance6Alpha2, tfLuminance4Alpha4, tfAlpha8]) then
+ Header.Bpp := 8
+ else if (Format in [tfLuminance16, tfLuminance12Alpha4, tfLuminance8Alpha8,
+ tfRGB5, tfBGR5, tfRGB5A1, tfBGR5A1, tfRGBA4, tfBGRA4]) then
+ Header.Bpp := 16
+ else if (Format in [tfBGR8, tfRGB8]) then
+ Header.Bpp := 24
+ else
+ Header.Bpp := 32;
- if FormatDesc.HasAlpha then
- Header.ImageDes := Header.ImageDes or $08;
+ //set AlphaBitCount
+ case Format of
+ tfRGB5A1, tfBGR5A1:
+ Header.ImageDesc := 1 and $F;
+ tfRGB10A2, tfBGR10A2:
+ Header.ImageDesc := 2 and $F;
+ tfRGBA4, tfBGRA4:
+ Header.ImageDesc := 4 and $F;
+ tfAlpha8, tfLuminance8Alpha8, tfRGBA8, tfBGRA8:
+ Header.ImageDesc := 8 and $F;
+ end;
+
+ Header.Width := Width;
+ Header.Height := Height;
+ Header.ImageDesc := Header.ImageDesc or $20; //flip y
aStream.Write(Header, SizeOf(Header));
// convert RGB(A) to BGR(A)
- Size := FormatDesc.GetSize(Dimension);
- if Format in [tfRGB8, tfRGBA8] then begin
- GetMem(pTemp, Size);
- end else
- pTemp := Data;
-
- try
- // convert data
- if Format in [tfRGB8, tfRGBA8] then begin
- Move(Data^, pTemp^, Size);
- ConvertData(pTemp);
+ Converter := nil;
+ FormatDesc := TFormatDescriptor.Get(Format);
+ Size := FormatDesc.GetSize(Dimension);
+ if Format in [tfRGB5, tfRGB5A1, tfRGBA4, tfRGB8, tfRGB10A2, tfRGBA8] then begin
+ if (FormatDesc.RGBInverted = tfEmpty) then
+ raise EglBitmapException.Create('inverted RGB format is empty');
+ Converter := TFormatDescriptor.Get(FormatDesc.RGBInverted);
+ if not glBitmapColorRecCmp(Converter.Range, FormatDesc.Range) or
+ (Converter.PixelSize <> FormatDesc.PixelSize) then
+ raise EglBitmapException.Create('invalid inverted RGB format');
+ end;
+
+ if Assigned(Converter) then begin
+ LineSize := FormatDesc.GetSize(Width, 1);
+ LineBuf := GetMem(LineSize);
+ SourceMD := FormatDesc.CreateMappingData;
+ DestMD := Converter.CreateMappingData;
+ try
+ SourceData := Data;
+ for y := 0 to Height-1 do begin
+ DestData := LineBuf;
+ for x := 0 to Width-1 do begin
+ FormatDesc.Unmap(SourceData, Pixel, SourceMD);
+ Converter.Map(Pixel, DestData, DestMD);
+ end;
+ aStream.Write(LineBuf^, LineSize);
+ end;
+ finally
+ FreeMem(LineBuf);
+ FormatDesc.FreeMappingData(SourceMD);
+ FormatDesc.FreeMappingData(DestMD);
end;
-
- // write data
- aStream.Write(pTemp^, Size);
- finally
- // free tempdata
- if Format in [tfRGB8, tfRGBA8] then
- FreeMem(pTemp);
- end;
+ end else
+ aStream.Write(Data^, Size);
end;
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
//DDS/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
const
- DDS_MAGIC = $20534444;
+ DDS_MAGIC: Cardinal = $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_ALPHA = $00000002;
DDPF_FOURCC = $00000004;
- DDPF_INDEXED = $00000020;
DDPF_RGB = $00000040;
+ DDPF_LUMINANCE = $00020000;
// 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;
dwRBitMask: Cardinal;
dwGBitMask: Cardinal;
dwBBitMask: Cardinal;
- dwAlphaBitMask: Cardinal;
+ dwABitMask: Cardinal;
end;
TDDSCaps = packed record
end;
TDDSHeader = packed record
- dwMagic: Cardinal;
dwSize: Cardinal;
dwFlags: Cardinal;
dwHeight: Cardinal;
function TglBitmap.LoadDDS(const aStream: TStream): Boolean;
var
Header: TDDSHeader;
- StreamPos: Int64;
- Y, LineSize: Cardinal;
- RowSize: Cardinal;
- NewImage, pData: pByte;
- ddsFormat: TglBitmapFormat;
-
- function RaiseEx : Exception;
- begin
- result := EglBitmapException.Create('LoadDDS - unsupported Pixelformat found.');
- end;
+ Converter: TbmpBitfieldFormat;
function GetDDSFormat: TglBitmapFormat;
+ var
+ fd: TFormatDescriptor;
+ i: Integer;
+ Range: TglBitmapColorRec;
+ match: Boolean;
begin
+ result := tfEmpty;
with Header.PixelFormat do begin
// Compresses
- if (dwFlags and DDPF_FOURCC) > 0 then begin
- (* TODO
+ 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;
+ D3DFMT_DXT1: result := tfS3tcDtx1RGBA;
+ D3DFMT_DXT3: result := tfS3tcDtx3RGBA;
+ D3DFMT_DXT5: result := tfS3tcDtx5RGBA;
+ end;
+ end else if ((Header.PixelFormat.dwFlags and (DDPF_RGB or DDPF_ALPHAPIXELS or DDPF_LUMINANCE)) > 0) then begin
+
+ //find matching format
+ for result := High(TglBitmapFormat) downto Low(TglBitmapFormat) do begin
+ fd := TFormatDescriptor.Get(result);
+ if fd.MaskMatch(dwRBitMask, dwGBitMask, dwBBitMask, dwABitMask) and
+ (8 * fd.PixelSize = dwRGBBitCount) then
+ exit;
end;
- *)
- raise RaiseEx;
- end else
- // RGB
- if (dwFlags and (DDPF_RGB or DDPF_ALPHAPIXELS)) > 0 then begin
- case dwRGBBitCount of
- 8: begin
- (* TODO if dwFlags and DDPF_ALPHAPIXELS > 0 then
- result := tfAlpha
- else
- *)
- result := tfLuminance8;
- end;
- 16: begin
- if dwFlags and DDPF_ALPHAPIXELS > 0 then begin
- // Alpha
- case CountSetBits(dwRBitMask) of
- 5: result := tfRGB5A1;
- //TODO 4: result := tfRGBA4;
- else
- result := tfLuminance8Alpha8;
- end;
- end else begin
- // no Alpha
- //TODO result := ifR5G6B5;
- raise RaiseEx;
+ //find format with same Range
+ Range.r := dwRBitMask;
+ Range.g := dwGBitMask;
+ Range.b := dwBBitMask;
+ Range.a := dwABitMask;
+ for i := 0 to 3 do begin
+ while ((Range.arr[i] and 1) = 0) and (Range.arr[i] > 0) do
+ Range.arr[i] := Range.arr[i] shr 1;
+ end;
+ 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;
- end;
- 24: begin
- if dwRBitMask > dwBBitMask then
- result := tfBGR8
- else
- result := tfRGB8;
- end;
- 32: begin
- if CountSetBits(dwRBitMask) = 10 then
- //TODO result := tfRGB10A2
- raise RaiseEx
- else
+ if match then
+ break;
+ end;
- if dwRBitMask > dwBBitMask then
- result := tfBGRA8
- else
- result := tfRGBA8;
- end;
- else
- raise RaiseEx;
+ //no format with same range found -> use default
+ if (result = tfEmpty) then begin
+ if (dwABitMask > 0) then
+ result := tfBGRA8
+ else
+ result := tfBGR8;
end;
- end else
- raise RaiseEx;
+
+ Converter := TbmpBitfieldFormat.Create;
+ Converter.RedMask := dwRBitMask;
+ Converter.GreenMask := dwGBitMask;
+ Converter.BlueMask := dwBBitMask;
+ Converter.AlphaMask := dwABitMask;
+ Converter.PixelSize := dwRGBBitCount / 8;
+ end;
end;
end;
-begin
- result := false;
+var
+ StreamPos: Int64;
+ x, y, LineSize, RowSize, Magic: Cardinal;
+ NewImage, TmpData, RowData, SrcData: System.PByte;
+ SourceMD, DestMD: Pointer;
+ Pixel: TglBitmapPixelData;
+ ddsFormat: TglBitmapFormat;
+ FormatDesc: TFormatDescriptor;
- // Header
+begin
+ result := false;
+ Converter := nil;
StreamPos := aStream.Position;
- aStream.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
+ // 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;
+ if ((Header.Caps.dwCaps1 and DDSCAPS2_CUBEMAP) > 0) then
+ raise EglBitmapException.Create('LoadDDS - CubeMaps are not supported');
+
ddsFormat := GetDDSFormat;
- LineSize := Trunc(Header.dwWidth * FORMAT_DESCRIPTORS[ddsFormat].GetSize);
- 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
- aStream.Read(pData^, RowSize);
- Inc(pData, LineSize);
- end;
- end else
+ if (ddsFormat = tfEmpty) then
+ raise EglBitmapException.Create('LoadDDS - unsupported Pixelformat found.');
+
+ FormatDesc := TFormatDescriptor.Get(ddsFormat);
+ LineSize := Trunc(Header.dwWidth * FormatDesc.PixelSize);
+ 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 + 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
- // RGB(A)
- if (Header.PixelFormat.dwFlags and (DDPF_RGB or DDPF_ALPHAPIXELS)) > 0 then begin
- RowSize := Header.dwPitchOrLinearSize;
+ // 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
- for Y := 0 to Header.dwHeight -1 do begin
- aStream.Read(pData^, RowSize);
- Inc(pData, LineSize);
- end;
- end else
- raise RaiseEx;
+ // 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 EglBitmapException.Create('LoadDDS - unsupported Pixelformat found.');
- SetDataPointer(NewImage, ddsFormat, Header.dwWidth, Header.dwHeight);
- result := true;
- except
- FreeMem(NewImage);
- raise;
+ SetDataPointer(NewImage, ddsFormat, Header.dwWidth, Header.dwHeight);
+ result := true;
+ except
+ FreeMem(NewImage);
+ raise;
+ end;
+ finally
+ FreeAndNil(Converter);
end;
end;
procedure TglBitmap.SaveDDS(const aStream: TStream);
var
Header: TDDSHeader;
- Pix: TglBitmapPixelData;
+ FormatDesc: TFormatDescriptor;
begin
- //if not FormatIsUncompressed(InternalFormat) then
- // raise EglBitmapUnsupportedFormatFormat.Create('SaveDDS - ' + UNSUPPORTED_FORMAT);
+ if not (ftDDS in FormatGetSupportedFiles(Format)) then
+ raise EglBitmapUnsupportedFormat.Create(Format);
- (* TODO if Format = tfAlpha8 then
- FORMAT_DESCRIPTORS[tfLuminance8].PreparePixel(Pix);
- else *)
- FORMAT_DESCRIPTORS[Format].PreparePixel(Pix);
+ FormatDesc := TFormatDescriptor.Get(Format);
// 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;
+ FillChar(Header{%H-}, SizeOf(Header), 0);
+ Header.dwSize := SizeOf(Header);
+ Header.dwFlags := DDSD_WIDTH or DDSD_HEIGHT or DDSD_CAPS or DDSD_PIXELFORMAT;
- Header.dwPitchOrLinearSize := fRowSize;
- Header.dwMipMapCount := 1;
+ Header.dwWidth := Max(1, Width);
+ Header.dwHeight := Max(1, Height);
// Caps
Header.Caps.dwCaps1 := DDSCAPS_TEXTURE;
// Pixelformat
- Header.PixelFormat.dwSize := Sizeof(Header.PixelFormat);
- Header.PixelFormat.dwFlags := DDPF_RGB;
+ Header.PixelFormat.dwSize := sizeof(Header);
+ if (FormatDesc.IsCompressed) then begin
+ Header.PixelFormat.dwFlags := Header.PixelFormat.dwFlags or DDPF_FOURCC;
+ case Format of
+ tfS3tcDtx1RGBA: Header.PixelFormat.dwFourCC := D3DFMT_DXT1;
+ tfS3tcDtx3RGBA: Header.PixelFormat.dwFourCC := D3DFMT_DXT3;
+ tfS3tcDtx5RGBA: Header.PixelFormat.dwFourCC := D3DFMT_DXT5;
+ end;
+ end else if (Format in [tfAlpha8, tfAlpha16]) then begin
+ Header.PixelFormat.dwFlags := Header.PixelFormat.dwFlags or DDPF_ALPHA;
+ Header.PixelFormat.dwRGBBitCount := Round(FormatDesc.PixelSize * 8);
+ Header.PixelFormat.dwABitMask := FormatDesc.AlphaMask;
+ end else if (FormatDesc.RedMask = FormatDesc.GreenMask) and (FormatDesc.GreenMask = FormatDesc.BlueMask) then begin
+ Header.PixelFormat.dwFlags := Header.PixelFormat.dwFlags or DDPF_LUMINANCE;
+ Header.PixelFormat.dwRGBBitCount := Round(FormatDesc.PixelSize * 8);
+ Header.PixelFormat.dwRBitMask := FormatDesc.RedMask;
+ Header.PixelFormat.dwABitMask := FormatDesc.AlphaMask;
+ end else begin
+ Header.PixelFormat.dwFlags := Header.PixelFormat.dwFlags or DDPF_RGB;
+ Header.PixelFormat.dwRGBBitCount := Round(FormatDesc.PixelSize * 8);
+ Header.PixelFormat.dwRBitMask := FormatDesc.RedMask;
+ Header.PixelFormat.dwGBitMask := FormatDesc.GreenMask;
+ Header.PixelFormat.dwBBitMask := FormatDesc.BlueMask;
+ Header.PixelFormat.dwABitMask := FormatDesc.AlphaMask;
+ end;
- (* TODO tfAlpha8
- if FORMAT_DESCRIPTORS[Format].HasAlpha and (Format <> tfAlpha8) then
+ if (FormatDesc.HasAlpha) then
Header.PixelFormat.dwFlags := Header.PixelFormat.dwFlags or DDPF_ALPHAPIXELS;
- *)
-
- Header.PixelFormat.dwRGBBitCount := Trunc(FORMAT_DESCRIPTORS[Format].GetSize * 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;
+ aStream.Write(DDS_MAGIC, sizeof(DDS_MAGIC));
aStream.Write(Header, SizeOf(Header));
- aStream.Write(Data^, FORMAT_DESCRIPTORS[Format].GetSize(Dimension));
+ aStream.Write(Data^, FormatDesc.GetSize(Dimension));
end;
-{$ENDREGION}
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
//TglBitmap2D/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
begin
inherited SetDataPointer(aData, aFormat, aWidth, aHeight);
- //TODO compression
- if {FormatIsUncompressed(Format)} true then begin
+ if not TFormatDescriptor.Get(aFormat).IsCompressed then begin
(* TODO PixelFuncs
fGetPixelFunc := GetPixel2DUnmap;
fSetPixelFunc := SetPixel2DUnmap;
// Assigning Data
if Assigned(Data) then begin
SetLength(fLines, GetHeight);
- LineWidth := Trunc(GetWidth * FORMAT_DESCRIPTORS[Format].GetSize);
+ LineWidth := Trunc(GetWidth * TFormatDescriptor.Get(Format).PixelSize);
for Idx := 0 to GetHeight -1 do begin
fLines[Idx] := Data;
end
else SetLength(fLines, 0);
end else begin
- (*
SetLength(fLines, 0);
-
+ (*
fSetPixelFunc := nil;
case Format of
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
procedure TglBitmap2D.UploadData(const aTarget: Cardinal; const aBuildWithGlu: Boolean);
var
- FormatDescriptor: TglBitmapFormatDescClass;
- FormatDesc: TglBitmapFormatDesc;
+ FormatDesc: TFormatDescriptor;
begin
glPixelStorei(GL_UNPACK_ALIGNMENT, 1);
- (* TODO compression
- if Self.InternalFormat in [ifDXT1, ifDXT3, ifDXT5] then
- glCompressedTexImage2D(Target, 0, InternalFormat, Width, Height, 0, Trunc(Width * Height * FormatGetSize(Self.InternalFormat)), Data)
- else
- *)
-
- FormatDescriptor := FORMAT_DESCRIPTORS[Format];
- FormatDesc := FormatDescriptor.GetFormatDesc;
- if aBuildWithGlu then
- gluBuild2DMipmaps(aTarget, FormatDescriptor.GetColorCompCount, Width, Height,
- FormatDesc.Format, FormatDesc.DataType, Data)
- else
- glTexImage2D(aTarget, 0, FormatDesc.InternalFormat, Width, Height, 0,
- FormatDesc.Format, FormatDesc.DataType, Data);
+ FormatDesc := TFormatDescriptor.Get(Format);
+ if FormatDesc.IsCompressed then begin
+ glCompressedTexImage2D(Target, 0, FormatDesc.glInternalFormat, Width, Height, 0, FormatDesc.GetSize(fDimension), Data)
+ end else if aBuildWithGlu then begin
+ gluBuild2DMipmaps(aTarget, FormatDesc.Components, Width, Height,
+ FormatDesc.glFormat, FormatDesc.glDataFormat, Data)
+ end else begin
+ glTexImage2D(aTarget, 0, FormatDesc.glInternalFormat, Width, Height, 0,
+ FormatDesc.glFormat, FormatDesc.glDataFormat, Data);
+ end;
// Freigeben
if (FreeDataAfterGenTexture) then
var
Temp: pByte;
Size, w, h: Integer;
- FormatDesc: TglBitmapFormatDescClass;
- glFormatDesc: TglBitmapFormatDesc;
-begin
- (* TODO compression
- if not FormatIsUncompressed(Format) then
- raise EglBitmapUnsupportedFormatFormat.Create('TglBitmap2D.GrabScreen - ' + UNSUPPORTED_FORMAT);
- *)
-
- w := aRight - aLeft;
- h := aBottom - aTop;
- FormatDesc := FORMAT_DESCRIPTORS[Format];
- glFormatDesc := FormatDesc.GetFormatDesc;
- Size := FormatDesc.GetSize(glBitmapPosition(w, h));
+ FormatDesc: TFormatDescriptor;
+begin
+ FormatDesc := TFormatDescriptor.Get(Format);
+ if FormatDesc.IsCompressed then
+ raise EglBitmapUnsupportedFormat.Create(Format);
+
+ 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, glFormatDesc.Format, glFormatDesc.DataType, Temp);
+ glReadPixels(aLeft, aTop, w, h, FormatDesc.glFormat, FormatDesc.glDataFormat, Temp);
SetDataPointer(Temp, Format, w, h);
FlipVert;
except
procedure TglBitmap2D.GetDataFromTexture;
var
Temp: PByte;
- TempWidth, TempHeight, RedSize, GreenSize, BlueSize, AlphaSize, LumSize: Integer;
- TempType, TempIntFormat: Cardinal;
- IntFormat: TglBitmapFormat;
- FormatDesc: TglBitmapFormatDescClass;
+ TempWidth, TempHeight: Integer;
+ TempIntFormat: Cardinal;
+ IntFormat, f: TglBitmapFormat;
+ FormatDesc: TFormatDescriptor;
begin
Bind;
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);
-
IntFormat := tfEmpty;
- for FormatDesc in FORMAT_DESCRIPTORS do
- if (FormatDesc.GetFormatDesc.InternalFormat = TempIntFormat) then begin
- IntFormat := FormatDesc.GetFormat;
+ for f := Low(TglBitmapFormat) to High(TglBitmapFormat) do begin
+ FormatDesc := TFormatDescriptor.Get(f);
+ if (FormatDesc.glInternalFormat = TempIntFormat) then begin
+ IntFormat := FormatDesc.Format;
break;
end;
+ end;
// Getting data from OpenGL
- GetMem(Temp, FormatDesc.GetSize(glBitmapPosition(TempWidth, TempHeight)));
+ FormatDesc := TFormatDescriptor.Get(IntFormat);
+ GetMem(Temp, FormatDesc.GetSize(TempWidth, TempHeight));
try
- (* TODO Compression
- if FormatIsCompressed(IntFormat) and (GL_VERSION_1_3 or GL_ARB_texture_compression) then
+ if FormatDesc.IsCompressed then
glGetCompressedTexImage(Target, 0, Temp)
else
- *)
- with FormatDesc.GetFormatDesc do
- glGetTexImage(Target, 0, InternalFormat, DataType, Temp);
+ glGetTexImage(Target, 0, FormatDesc.glInternalFormat, FormatDesc.glDataFormat, Temp);
SetDataPointer(Temp, IntFormat, TempWidth, TempHeight);
except
FreeMem(Temp);
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);
+ 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.');
end;
const
- oneover255 = 1 / 255;
+ ONE_OVER_255 = 1 / 255;
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
procedure glBitmapToNormalMapPrepareFunc(var FuncRec: TglBitmapFunctionRec);
Val: Single;
begin
with FuncRec do begin
- Val := Source.Red * 0.3 + Source.Green * 0.59 + Source.Blue * 0.11;
- PglBitmapToNormalMapRec(Args)^.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);
begin
with FuncRec do
- PglBitmapToNormalMapRec(Args)^.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;
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
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;
end;
begin
- (* TODO Compression
- if not FormatIsUncompressed(InternalFormat) then
- raise EglBitmapUnsupportedFormatFormat.Create('TglBitmap2D.ToNormalMap - ' + UNSUPPORTED_FORMAT);
- *)
+ if TFormatDescriptor.Get(Format).IsCompressed then
+ raise EglBitmapUnsupportedFormat.Create(Format);
if aScale > 100 then
Rec.Scale := 100
end;
// Daten Sammeln
- if aUseAlpha and FORMAT_DESCRIPTORS[Format].HasAlpha then
- AddFunc(glBitmapToNormalMapPrepareAlphaFunc, false, PtrInt(@Rec))
+ if aUseAlpha and TFormatDescriptor.Get(Format).HasAlpha then
+ AddFunc(glBitmapToNormalMapPrepareAlphaFunc, false, @Rec)
else
- AddFunc(glBitmapToNormalMapPrepareFunc, false, PtrInt(@Rec));
- AddFunc(glBitmapToNormalMapFunc, false, PtrInt(@Rec));
+ AddFunc(glBitmapToNormalMapPrepareFunc, false, @Rec);
+ AddFunc(glBitmapToNormalMapFunc, false, @Rec);
finally
SetLength(Rec.Heights, 0);
end;
glBitmapSetDefaultFreeDataAfterGenTexture(true);
glBitmapSetDefaultDeleteTextureOnFree (true);
+ TFormatDescriptor.Init;
+
+{$IFDEF GLB_NATIVE_OGL_DYNAMIC}
+ OpenGLInitialized := false;
+ InitOpenGLCS := TCriticalSection.Create;
+{$ENDIF}
+
finalization
+ TFormatDescriptor.Finalize;
+
+{$IFDEF GLB_NATIVE_OGL_DYNAMIC}
+ FreeAndNil(InitOpenGLCS);
+{$ENDIF}
end.
+