// 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
+{.$DEFINE GLB_NATIVE_OGL_DYNAMIC}
-{.$DEFINE GLB_SDL}
-// To enable the support for SDL_surfaces
+// activate to enable the support for SDL_surfaces
+{$DEFINE GLB_SDL}
+// activate to enable the support for TBitmap from Delphi (not lazarus)
{.$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}
-
-{.$DEFINE GLB_PNGIMAGE}
-// to enable png support with the unit pngimage. You can download it from http://pngdelphi.sourceforge.net/
+// activate to enable png support with the unit pngimage. You can download it from http://pngdelphi.sourceforge.net/
// if you enable pngimage the libPNG will be ignored
+{.$DEFINE GLB_PNGIMAGE}
-{.$DEFINE GLB_LIB_PNG}
-// to use the libPNG http://www.libpng.org/
+// activate to use the libPNG http://www.libpng.org/
// You will need an aditional header.
// http://www.opengl24.de/index.php?cat=header&file=libpng
+{.$DEFINE GLB_LIB_PNG}
-{.$DEFINE GLB_DELPHI_JPEG}
// if you enable delphi jpegs the libJPEG will be ignored
+{.$DEFINE GLB_DELPHI_JPEG}
-{.$DEFINE GLB_LIB_JPEG}
-// to use the libJPEG http://www.ijg.org/
+// activateto use the libJPEG http://www.ijg.org/
// You will need an aditional header.
// http://www.opengl24.de/index.php?cat=header&file=libjpeg
+{.$DEFINE GLB_LIB_JPEG}
-// ###### 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, Windows, Graphics, {$ENDIF}
+ {$IFDEF GLB_SDL} SDL, {$ENDIF}
+ {$IFDEF GLB_DELPHI} Dialogs, 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;
-
- procedure glEnable(cap: Cardinal); {$IFDEF WINDOWS}stdcall; {$else}cdecl; {$ENDIF} external libopengl;
- procedure glDisable(cap: Cardinal); {$IFDEF WINDOWS}stdcall; {$else}cdecl; {$ENDIF} external libopengl;
- procedure glGetIntegerv(pname: Cardinal; params: PInteger); {$IFDEF WINDOWS}stdcall; {$else}cdecl; {$ENDIF} external libopengl;
-
- procedure glTexImage1D(target: Cardinal; level, internalformat, width, border: Integer; format, atype: Cardinal; const pixels: Pointer); {$IFDEF WINDOWS}stdcall; {$else}cdecl; {$ENDIF} external libopengl;
- procedure glTexImage2D(target: Cardinal; level, internalformat, width, height, border: Integer; format, atype: Cardinal; const pixels: Pointer); {$IFDEF WINDOWS}stdcall; {$else}cdecl; {$ENDIF} external libopengl;
-
- procedure glGenTextures(n: Integer; Textures: PCardinal); {$IFDEF WINDOWS}stdcall; {$else}cdecl; {$ENDIF} external libopengl;
- procedure glBindTexture(target: Cardinal; Texture: Cardinal); {$IFDEF WINDOWS}stdcall; {$else}cdecl; {$ENDIF} external libopengl;
- procedure glDeleteTextures(n: Integer; const textures: PCardinal); {$IFDEF WINDOWS}stdcall; {$else}cdecl; {$ENDIF} external libopengl;
-
- procedure glReadPixels(x, y: Integer; width, height: Integer; format, atype: Cardinal; pixels: Pointer); {$IFDEF WINDOWS}stdcall; {$else}cdecl; {$ENDIF} external libopengl;
- procedure glPixelStorei(pname: Cardinal; param: Integer); {$IFDEF WINDOWS}stdcall; {$else}cdecl; {$ENDIF} external libopengl;
- procedure glGetTexImage(target: Cardinal; level: Integer; format: Cardinal; _type: Cardinal; pixels: Pointer); {$IFDEF WINDOWS}stdcall; {$else}cdecl; {$ENDIF} external libopengl;
-
- function glAreTexturesResident(n: Integer; const Textures: PCardinal; residences: PByteBool): ByteBool; {$IFDEF WINDOWS}stdcall; {$else}cdecl; {$ENDIF} external libopengl;
- procedure glTexParameteri(target: Cardinal; pname: Cardinal; param: Integer); {$IFDEF WINDOWS}stdcall; {$else}cdecl; {$ENDIF} external libopengl;
- procedure glTexParameterfv(target: Cardinal; pname: Cardinal; const params: PSingle); {$IFDEF WINDOWS}stdcall; {$else}cdecl; {$ENDIF} external libopengl;
- procedure glGetTexLevelParameteriv(target: Cardinal; level: Integer; pname: Cardinal; params: PInteger); {$IFDEF WINDOWS}stdcall; {$else}cdecl; {$ENDIF} external libopengl;
- procedure glTexGeni(coord, pname: Cardinal; param: Integer); {$IFDEF WINDOWS}stdcall; {$else}cdecl; {$ENDIF} external libopengl;
-
- 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;
-
+(*
+{$IFDEF GLB_DELPHI}
var
- glCompressedTexImage2D : procedure(target: Cardinal; level: Integer; internalformat: Cardinal; width, height: Integer; border: Integer; imageSize: Integer; const data: Pointer); {$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}
+ gLastContext: HGLRC;
{$ENDIF}
*)
+{$ENDIF}
+
type
////////////////////////////////////////////////////////////////////////////////////////////////////
EglBitmapException = class(Exception);
EglBitmapSizeToLargeException = class(EglBitmapException);
EglBitmapNonPowerOfTwoException = class(EglBitmapException);
- EglBitmapUnsupportedFormatFormat = class(EglBitmapException);
+ EglBitmapUnsupportedFormat = class(EglBitmapException);
////////////////////////////////////////////////////////////////////////////////////////////////////
TglBitmapFormat = (
- tfEmpty = 0,
+ tfEmpty = 0, //must be smallest value!
tfAlpha4,
tfAlpha8,
tfDepth16,
tfDepth24,
- tfDepth32
+ tfDepth32,
+
+ tfS3tcDtx1RGBA,
+ tfS3tcDtx3RGBA,
+ tfS3tcDtx5RGBA
);
TglBitmapFileType = (
Position: TglBitmapPixelPosition;
Source: TglBitmapPixelData;
Dest: TglBitmapPixelData;
- Args: PtrInt;
+ Args: Pointer;
end;
TglBitmapFunction = procedure(var FuncRec: TglBitmapFunctionRec);
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;
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;
TFormatDescriptor = class(TObject)
private
- function GetRedMask: UInt64;
- function GetGreenMask: UInt64;
- function GetBlueMask: UInt64;
- function GetAlphaMask: UInt64;
+ 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;
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 Range: TglBitmapColorRec read fRange;
property Shift: TShiftRec read fShift;
- property RedMask: UInt64 read GetRedMask;
- property GreenMask: UInt64 read GetGreenMask;
- property BlueMask: UInt64 read GetBlueMask;
- property AlphaMask: UInt64 read GetAlphaMask;
+ property RedMask: QWord read GetRedMask;
+ property GreenMask: QWord read GetGreenMask;
+ property BlueMask: QWord read GetBlueMask;
+ property AlphaMask: QWord read GetAlphaMask;
procedure Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer); virtual; abstract;
- procedure Unmap(var aData: PByte; var aPixel: TglBitmapPixelData; var aMapData: Pointer); virtual; abstract;
+ procedure Unmap(var aData: PByte; out aPixel: TglBitmapPixelData; var aMapData: Pointer); virtual; abstract;
function GetSize(const aSize: TglBitmapPixelPosition): Integer; virtual; overload;
function GetSize(const aWidth, aHeight: Integer): Integer; virtual; overload;
function IsEmpty: Boolean; virtual;
function HasAlpha: Boolean; virtual;
- function MaskMatch(const aRedMask, aGreenMask, aBlueMask, aAlphaMask: UInt64): Boolean; virtual;
+ function MaskMatch(const aRedMask, aGreenMask, aBlueMask, aAlphaMask: QWord): Boolean; virtual;
- procedure PreparePixel(var aPixel: TglBitmapPixelData); virtual;
+ procedure PreparePixel(out aPixel: TglBitmapPixelData); virtual;
constructor Create; virtual;
public
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
TfdAlpha_UB1 = class(TFormatDescriptor) //1* unsigned byte
procedure Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer); override;
- procedure Unmap(var aData: PByte; var aPixel: TglBitmapPixelData; var aMapData: Pointer); override;
+ procedure Unmap(var aData: PByte; out aPixel: TglBitmapPixelData; var aMapData: Pointer); override;
constructor Create; override;
end;
TfdLuminance_UB1 = class(TFormatDescriptor) //1* unsigned byte
procedure Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer); override;
- procedure Unmap(var aData: PByte; var aPixel: TglBitmapPixelData; var aMapData: Pointer); override;
+ procedure Unmap(var aData: PByte; out aPixel: TglBitmapPixelData; var aMapData: Pointer); override;
constructor Create; override;
end;
TfdUniversal_UB1 = class(TFormatDescriptor) //1* unsigned byte
procedure Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer); override;
- procedure Unmap(var aData: PByte; var aPixel: TglBitmapPixelData; var aMapData: Pointer); override;
+ procedure Unmap(var aData: PByte; out aPixel: TglBitmapPixelData; var aMapData: Pointer); override;
constructor Create; override;
end;
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; var aPixel: TglBitmapPixelData; var aMapData: Pointer); override;
+ procedure Unmap(var aData: PByte; out aPixel: TglBitmapPixelData; var aMapData: Pointer); override;
constructor Create; override;
end;
TfdRGB_UB3 = class(TFormatDescriptor) //3* unsigned byte
procedure Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer); override;
- procedure Unmap(var aData: PByte; var aPixel: TglBitmapPixelData; var aMapData: Pointer); override;
+ procedure Unmap(var aData: PByte; out aPixel: TglBitmapPixelData; var aMapData: Pointer); override;
constructor Create; 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; var aPixel: TglBitmapPixelData; var aMapData: Pointer); override;
+ procedure Unmap(var aData: PByte; out aPixel: TglBitmapPixelData; var aMapData: Pointer); override;
constructor Create; override;
end;
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; var aPixel: TglBitmapPixelData; var aMapData: Pointer); override;
+ procedure Unmap(var aData: PByte; out aPixel: TglBitmapPixelData; var aMapData: Pointer); override;
constructor Create; override;
end;
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; var aPixel: TglBitmapPixelData; var aMapData: Pointer); override;
+ procedure Unmap(var aData: PByte; out aPixel: TglBitmapPixelData; var aMapData: Pointer); override;
constructor Create; override;
end;
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
TfdAlpha_US1 = class(TFormatDescriptor) //1* unsigned short
procedure Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer); override;
- procedure Unmap(var aData: PByte; var aPixel: TglBitmapPixelData; var aMapData: Pointer); override;
+ procedure Unmap(var aData: PByte; out aPixel: TglBitmapPixelData; var aMapData: Pointer); override;
constructor Create; override;
end;
TfdLuminance_US1 = class(TFormatDescriptor) //1* unsigned short
procedure Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer); override;
- procedure Unmap(var aData: PByte; var aPixel: TglBitmapPixelData; var aMapData: Pointer); override;
+ procedure Unmap(var aData: PByte; out aPixel: TglBitmapPixelData; var aMapData: Pointer); override;
constructor Create; override;
end;
TfdUniversal_US1 = class(TFormatDescriptor) //1* unsigned short
procedure Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer); override;
- procedure Unmap(var aData: PByte; var aPixel: TglBitmapPixelData; var aMapData: Pointer); override;
+ procedure Unmap(var aData: PByte; out aPixel: TglBitmapPixelData; var aMapData: Pointer); override;
constructor Create; override;
end;
TfdDepth_US1 = class(TFormatDescriptor) //1* unsigned short
procedure Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer); override;
- procedure Unmap(var aData: PByte; var aPixel: TglBitmapPixelData; var aMapData: Pointer); override;
+ procedure Unmap(var aData: PByte; out aPixel: TglBitmapPixelData; var aMapData: Pointer); override;
constructor Create; override;
end;
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; var aPixel: TglBitmapPixelData; var aMapData: Pointer); override;
+ procedure Unmap(var aData: PByte; out aPixel: TglBitmapPixelData; var aMapData: Pointer); override;
constructor Create; override;
end;
TfdRGB_US3 = class(TFormatDescriptor) //3* unsigned short
procedure Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer); override;
- procedure Unmap(var aData: PByte; var aPixel: TglBitmapPixelData; var aMapData: Pointer); override;
+ procedure Unmap(var aData: PByte; out aPixel: TglBitmapPixelData; var aMapData: Pointer); override;
constructor Create; override;
end;
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; var aPixel: TglBitmapPixelData; var aMapData: Pointer); override;
+ procedure Unmap(var aData: PByte; out aPixel: TglBitmapPixelData; var aMapData: Pointer); override;
constructor Create; override;
end;
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; var aPixel: TglBitmapPixelData; 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; var aPixel: TglBitmapPixelData; var aMapData: Pointer); override;
+ procedure Unmap(var aData: PByte; out aPixel: TglBitmapPixelData; var aMapData: Pointer); override;
constructor Create; override;
end;
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
TfdUniversal_UI1 = class(TFormatDescriptor) //1* unsigned int
procedure Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer); override;
- procedure Unmap(var aData: PByte; var aPixel: TglBitmapPixelData; var aMapData: Pointer); override;
+ procedure Unmap(var aData: PByte; out aPixel: TglBitmapPixelData; var aMapData: Pointer); override;
constructor Create; override;
end;
TfdDepth_UI1 = class(TFormatDescriptor) //1* unsigned int
procedure Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer); override;
- procedure Unmap(var aData: PByte; var aPixel: TglBitmapPixelData; var aMapData: Pointer); override;
+ procedure Unmap(var aData: PByte; out aPixel: TglBitmapPixelData; var aMapData: Pointer); override;
constructor Create; override;
end;
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: UInt64);
- procedure SetGreenMask(const aValue: UInt64);
- procedure SetBlueMask (const aValue: UInt64);
- procedure SetAlphaMask(const aValue: UInt64);
+ procedure SetRedMask (const aValue: QWord);
+ procedure SetGreenMask(const aValue: QWord);
+ procedure SetBlueMask (const aValue: QWord);
+ procedure SetAlphaMask(const aValue: QWord);
- procedure Update(aMask: UInt64; out aRange: Cardinal; out aShift: Byte);
+ procedure Update(aMask: QWord; out aRange: Cardinal; out aShift: Byte);
public
- property RedMask: UInt64 read GetRedMask write SetRedMask;
- property GreenMask: UInt64 read GetGreenMask write SetGreenMask;
- property BlueMask: UInt64 read GetBlueMask write SetBlueMask;
- property AlphaMask: UInt64 read GetAlphaMask write SetAlphaMask;
+ 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; var aPixel: TglBitmapPixelData; var aMapData: Pointer); override;
+ procedure Unmap(var aData: PByte; out aPixel: TglBitmapPixelData; var aMapData: Pointer); override;
end;
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
procedure CreateColorTable;
procedure Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer); override;
- procedure Unmap(var aData: PByte; var aPixel: TglBitmapPixelData; var aMapData: Pointer); override;
+ procedure Unmap(var aData: PByte; out aPixel: TglBitmapPixelData; var aMapData: Pointer); override;
destructor Destroy; override;
end;
TfdDepth16,
TfdDepth24,
- TfdDepth32
+ TfdDepth32,
+
+ TfdS3tcDtx1RGBA,
+ TfdS3tcDtx3RGBA,
+ TfdS3tcDtx5RGBA
);
var
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;
/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
function FormatGetSupportedFiles(const aFormat: TglBitmapFormat): TglBitmapFileTypes;
begin
- result := [ftDDS, ftTGA];
+ result := [];
if (aFormat in [
//4 bbp
tfBGR10, tfBGR10A2, tfBGRA8]) then
result := result + [ftBMP];
- //TODO Supported File Formats!
+ 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];
+
+ (* TODO
{$IFDEF GLB_SUPPORT_PNG_WRITE}
if aFormat in [
tfAlpha4, tfAlpha8, tfAlpha12, tfAlpha16,
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
LUMINANCE_WEIGHT_B * aPixel.Data.b);
end;
+/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
function DepthWeight(const aPixel: TglBitmapPixelData): Cardinal;
begin
result := Trunc(
DEPTH_WEIGHT_B * aPixel.Data.b);
end;
-//TODO check _ARB functions and constants
+{$IFDEF GLB_NATIVE_OGL}
+/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+//OpenGLInitialization///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+var
+ GL_LibHandle: Pointer = nil;
+
+function glbGetProcAddress(aProcName: PChar; aLibHandle: Pointer = nil): Pointer;
+begin
+ result := nil;
+
+ if not Assigned(aLibHandle) then
+ aLibHandle := GL_LibHandle;
+
+{$IF DEFINED(GLB_WIN)}
+ result := GetProcAddress({%H-}HMODULE(aLibHandle), aProcName);
+ if Assigned(result) then
+ exit;
-(* GLB_NO_NATIVE_GL
-{$IFNDEF GLB_NO_NATIVE_GL}
-procedure ReadOpenGLExtensions;
+ if Assigned(wglGetProcAddress) then
+ result := wglGetProcAddress(aProcName);
+{$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;
+{$ENDIF}
+
+/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+procedure glbReadOpenGLExtensions;
var
{$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 >= 3 then
- GL_VERSION_1_3 := true;
+ if MinorVersion >= 2 then
+ GL_VERSION_1_2 := true;
- if MinorVersion >= 4 then
- GL_VERSION_1_4 := true;
- end;
- end;
+ if MinorVersion >= 3 then
+ GL_VERSION_1_3 := true;
- 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;
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
//TglBitmapFormatDescriptor///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-function TFormatDescriptor.GetRedMask: UInt64;
+function TFormatDescriptor.GetRedMask: QWord;
begin
result := fRange.r shl fShift.r;
end;
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-function TFormatDescriptor.GetGreenMask: UInt64;
+function TFormatDescriptor.GetGreenMask: QWord;
begin
result := fRange.g shl fShift.g;
end;
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-function TFormatDescriptor.GetBlueMask: UInt64;
+function TFormatDescriptor.GetBlueMask: QWord;
begin
result := fRange.b shl fShift.b;
end;
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-function TFormatDescriptor.GetAlphaMask: UInt64;
+function TFormatDescriptor.GetAlphaMask: QWord;
begin
result := fRange.a shl fShift.a;
end;
end;
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-function TFormatDescriptor.MaskMatch(const aRedMask, aGreenMask, aBlueMask, aAlphaMask: UInt64): Boolean;
+function TFormatDescriptor.MaskMatch(const aRedMask, aGreenMask, aBlueMask, aAlphaMask: QWord): Boolean;
begin
result := false;
end;
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-procedure TFormatDescriptor.PreparePixel(var aPixel: TglBitmapPixelData);
+procedure TFormatDescriptor.PreparePixel(out aPixel: TglBitmapPixelData);
begin
- FillChar(aPixel, SizeOf(aPixel), 0);
+ FillChar(aPixel{%H-}, SizeOf(aPixel), 0);
aPixel.Data := fRange;
aPixel.Range := fRange;
aPixel.Format := fFormat;
fFormat := tfEmpty;
fWithAlpha := tfEmpty;
fWithoutAlpha := tfEmpty;
+ fRGBInverted := tfEmpty;
+ fUncompressed := tfEmpty;
fPixelSize := 0.0;
+ fIsCompressed := false;
fglFormat := 0;
fglInternalFormat := 0;
inc(aData);
end;
-procedure TfdAlpha_UB1.Unmap(var aData: PByte; var aPixel: TglBitmapPixelData; var aMapData: Pointer);
+procedure TfdAlpha_UB1.Unmap(var aData: PByte; out aPixel: TglBitmapPixelData; var aMapData: Pointer);
begin
aPixel.Data.r := 0;
aPixel.Data.g := 0;
inc(aData);
end;
-procedure TfdLuminance_UB1.Unmap(var aData: PByte; var aPixel: TglBitmapPixelData; var aMapData: Pointer);
+procedure TfdLuminance_UB1.Unmap(var aData: PByte; out aPixel: TglBitmapPixelData; var aMapData: Pointer);
begin
aPixel.Data.r := aData^;
aPixel.Data.g := aData^;
inc(aData);
end;
-procedure TfdUniversal_UB1.Unmap(var aData: PByte; var aPixel: TglBitmapPixelData; var aMapData: Pointer);
+procedure TfdUniversal_UB1.Unmap(var aData: PByte; out aPixel: TglBitmapPixelData; var aMapData: Pointer);
var
i: Integer;
begin
inc(aData);
end;
-procedure TfdLuminanceAlpha_UB2.Unmap(var aData: PByte; var aPixel: TglBitmapPixelData; var aMapData: Pointer);
+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;
-procedure TfdRGB_UB3.Unmap(var aData: PByte; var aPixel: TglBitmapPixelData; var aMapData: Pointer);
+procedure TfdRGB_UB3.Unmap(var aData: PByte; out aPixel: TglBitmapPixelData; var aMapData: Pointer);
begin
aPixel.Data.r := aData^;
inc(aData);
inc(aData);
end;
-procedure TfdBGR_UB3.Unmap(var aData: PByte; var aPixel: TglBitmapPixelData; var aMapData: Pointer);
+procedure TfdBGR_UB3.Unmap(var aData: PByte; out aPixel: TglBitmapPixelData; var aMapData: Pointer);
begin
aPixel.Data.b := aData^;
inc(aData);
inc(aData);
end;
-procedure TfdRGBA_UB4.Unmap(var aData: PByte; var aPixel: TglBitmapPixelData; var aMapData: Pointer);
+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;
-procedure TfdBGRA_UB4.Unmap(var aData: PByte; var aPixel: TglBitmapPixelData; var aMapData: Pointer);
+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, 2);
end;
-procedure TfdAlpha_US1.Unmap(var aData: PByte; var aPixel: TglBitmapPixelData; var aMapData: Pointer);
+procedure TfdAlpha_US1.Unmap(var aData: PByte; out aPixel: TglBitmapPixelData; var aMapData: Pointer);
begin
aPixel.Data.r := 0;
aPixel.Data.g := 0;
inc(aData, 2);
end;
-procedure TfdLuminance_US1.Unmap(var aData: PByte; var aPixel: TglBitmapPixelData; var aMapData: Pointer);
+procedure TfdLuminance_US1.Unmap(var aData: PByte; out aPixel: TglBitmapPixelData; var aMapData: Pointer);
begin
aPixel.Data.r := PWord(aData)^;
aPixel.Data.g := PWord(aData)^;
inc(aData, 2);
end;
-procedure TfdUniversal_US1.Unmap(var aData: PByte; var aPixel: TglBitmapPixelData; var aMapData: Pointer);
+procedure TfdUniversal_US1.Unmap(var aData: PByte; out aPixel: TglBitmapPixelData; var aMapData: Pointer);
var
i: Integer;
begin
inc(aData, 2);
end;
-procedure TfdDepth_US1.Unmap(var aData: PByte; var aPixel: TglBitmapPixelData; var aMapData: Pointer);
+procedure TfdDepth_US1.Unmap(var aData: PByte; out aPixel: TglBitmapPixelData; var aMapData: Pointer);
begin
aPixel.Data.r := PWord(aData)^;
aPixel.Data.g := PWord(aData)^;
inc(aData, 2);
end;
-procedure TfdLuminanceAlpha_US2.Unmap(var aData: PByte; var aPixel: TglBitmapPixelData; var aMapData: Pointer);
+procedure TfdLuminanceAlpha_US2.Unmap(var aData: PByte; out aPixel: TglBitmapPixelData; var aMapData: Pointer);
begin
inherited Unmap(aData, aPixel, aMapData);
aPixel.Data.a := PWord(aData)^;
inc(aData, 2);
end;
-procedure TfdRGB_US3.Unmap(var aData: PByte; var aPixel: TglBitmapPixelData; var aMapData: Pointer);
+procedure TfdRGB_US3.Unmap(var aData: PByte; out aPixel: TglBitmapPixelData; var aMapData: Pointer);
begin
aPixel.Data.r := PWord(aData)^;
inc(aData, 2);
inc(aData, 2);
end;
-procedure TfdBGR_US3.Unmap(var aData: PByte; var aPixel: TglBitmapPixelData; var aMapData: Pointer);
+procedure TfdBGR_US3.Unmap(var aData: PByte; out aPixel: TglBitmapPixelData; var aMapData: Pointer);
begin
aPixel.Data.b := PWord(aData)^;
inc(aData, 2);
inc(aData, 2);
end;
-procedure TfdRGBA_US4.Unmap(var aData: PByte; var aPixel: TglBitmapPixelData; var aMapData: Pointer);
+procedure TfdRGBA_US4.Unmap(var aData: PByte; out aPixel: TglBitmapPixelData; var aMapData: Pointer);
begin
inherited Unmap(aData, aPixel, aMapData);
aPixel.Data.a := PWord(aData)^;
inc(aData, 2);
end;
-procedure TfdBGRA_US4.Unmap(var aData: PByte; var aPixel: TglBitmapPixelData; var aMapData: Pointer);
+procedure TfdBGRA_US4.Unmap(var aData: PByte; out aPixel: TglBitmapPixelData; var aMapData: Pointer);
begin
inherited Unmap(aData, aPixel, aMapData);
aPixel.Data.a := PWord(aData)^;
inc(aData, 4);
end;
-procedure TfdUniversal_UI1.Unmap(var aData: PByte; var aPixel: TglBitmapPixelData; var aMapData: Pointer);
+procedure TfdUniversal_UI1.Unmap(var aData: PByte; out aPixel: TglBitmapPixelData; var aMapData: Pointer);
var
i: Integer;
begin
inc(aData, 4);
end;
-procedure TfdDepth_UI1.Unmap(var aData: PByte; var aPixel: TglBitmapPixelData; var aMapData: Pointer);
+procedure TfdDepth_UI1.Unmap(var aData: PByte; out aPixel: TglBitmapPixelData; var aMapData: Pointer);
begin
aPixel.Data.r := PCardinal(aData)^;
aPixel.Data.g := PCardinal(aData)^;
fFormat := tfRGB4;
fWithAlpha := tfRGBA4;
fWithoutAlpha := tfRGB4;
+ fRGBInverted := tfBGR4;
fRange.r := $F;
fRange.g := $F;
fRange.b := $F;
fFormat := tfR5G6B5;
fWithAlpha := tfRGBA4;
fWithoutAlpha := tfR5G6B5;
+ fRGBInverted := tfB5G6R5;
fRange.r := $1F;
fRange.g := $3F;
fRange.b := $1F;
fFormat := tfRGB5;
fWithAlpha := tfRGB5A1;
fWithoutAlpha := tfRGB5;
+ fRGBInverted := tfBGR5;
fRange.r := $1F;
fRange.g := $1F;
fRange.b := $1F;
fFormat := tfRGB8;
fWithAlpha := tfRGBA8;
fWithoutAlpha := tfRGB8;
+ fRGBInverted := tfBGR8;
fglInternalFormat := GL_RGB8;
end;
fFormat := tfRGB10;
fWithAlpha := tfRGB10A2;
fWithoutAlpha := tfRGB10;
+ fRGBInverted := tfBGR10;
fRange.r := $3FF;
fRange.g := $3FF;
fRange.b := $3FF;
fFormat := tfRGB12;
fWithAlpha := tfRGBA12;
fWithoutAlpha := tfRGB12;
+ fRGBInverted := tfBGR12;
fglInternalFormat := GL_RGB12;
end;
fFormat := tfRGB16;
fWithAlpha := tfRGBA16;
fWithoutAlpha := tfRGB16;
+ fRGBInverted := tfBGR16;
fglInternalFormat := GL_RGB16;
end;
fFormat := tfRGBA2;
fWithAlpha := tfRGBA2;
fWithoutAlpha := tfR3G3B2;
+ fRGBInverted := tfBGRA2;
fglInternalFormat := GL_RGBA2;
end;
fFormat := tfRGBA4;
fWithAlpha := tfRGBA4;
fWithoutAlpha := tfRGB4;
+ fRGBInverted := tfBGRA4;
fRange.r := $F;
fRange.g := $F;
fRange.b := $F;
fFormat := tfRGB5A1;
fWithAlpha := tfRGB5A1;
fWithoutAlpha := tfRGB5;
+ fRGBInverted := tfBGR5A1;
fRange.r := $1F;
fRange.g := $1F;
fRange.b := $1F;
fFormat := tfRGBA8;
fWithAlpha := tfRGBA8;
fWithoutAlpha := tfRGB8;
+ fRGBInverted := tfBGRA8;
fglInternalFormat := GL_RGBA8;
end;
fFormat := tfRGB10A2;
fWithAlpha := tfRGB10A2;
fWithoutAlpha := tfRGB10;
+ fRGBInverted := tfBGR10A2;
fRange.r := $3FF;
fRange.g := $3FF;
fRange.b := $3FF;
fFormat := tfRGBA12;
fWithAlpha := tfRGBA12;
fWithoutAlpha := tfRGB12;
+ fRGBInverted := tfBGRA12;
fglInternalFormat := GL_RGBA12;
end;
fFormat := tfRGBA16;
fWithAlpha := tfRGBA16;
fWithoutAlpha := tfRGB16;
+ fRGBInverted := tfBGRA16;
fglInternalFormat := GL_RGBA16;
end;
fFormat := tfBGR4;
fWithAlpha := tfBGRA4;
fWithoutAlpha := tfBGR4;
+ fRGBInverted := tfRGB4;
fRange.r := $F;
fRange.g := $F;
fRange.b := $F;
fFormat := tfB5G6R5;
fWithAlpha := tfBGRA4;
fWithoutAlpha := tfB5G6R5;
+ fRGBInverted := tfR5G6B5;
fRange.r := $1F;
fRange.g := $3F;
fRange.b := $1F;
fglDataFormat := GL_UNSIGNED_SHORT_5_6_5;
end;
-//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
constructor TfdBGR5.Create;
begin
inherited Create;
fFormat := tfBGR5;
fWithAlpha := tfBGR5A1;
fWithoutAlpha := tfBGR5;
+ fRGBInverted := tfRGB5;
fRange.r := $1F;
fRange.g := $1F;
fRange.b := $1F;
fFormat := tfBGR8;
fWithAlpha := tfBGRA8;
fWithoutAlpha := tfBGR8;
+ fRGBInverted := tfRGB8;
fglInternalFormat := GL_RGB8;
end;
fFormat := tfBGR10;
fWithAlpha := tfBGR10A2;
fWithoutAlpha := tfBGR10;
+ fRGBInverted := tfRGB10;
fRange.r := $3FF;
fRange.g := $3FF;
fRange.b := $3FF;
fFormat := tfBGR12;
fWithAlpha := tfBGRA12;
fWithoutAlpha := tfBGR12;
+ fRGBInverted := tfRGB12;
fglInternalFormat := GL_RGB12;
end;
fFormat := tfBGR16;
fWithAlpha := tfBGRA16;
fWithoutAlpha := tfBGR16;
+ fRGBInverted := tfRGB16;
fglInternalFormat := GL_RGB16;
end;
fFormat := tfBGRA2;
fWithAlpha := tfBGRA4;
fWithoutAlpha := tfBGR4;
+ fRGBInverted := tfRGBA2;
fglInternalFormat := GL_RGBA2;
end;
fFormat := tfBGRA4;
fWithAlpha := tfBGRA4;
fWithoutAlpha := tfBGR4;
+ fRGBInverted := tfRGBA4;
fRange.r := $F;
fRange.g := $F;
fRange.b := $F;
fFormat := tfBGR5A1;
fWithAlpha := tfBGR5A1;
fWithoutAlpha := tfBGR5;
+ fRGBInverted := tfRGB5A1;
fRange.r := $1F;
fRange.g := $1F;
fRange.b := $1F;
fFormat := tfBGRA8;
fWithAlpha := tfBGRA8;
fWithoutAlpha := tfBGR8;
+ fRGBInverted := tfRGBA8;
fglInternalFormat := GL_RGBA8;
end;
fFormat := tfBGR10A2;
fWithAlpha := tfBGR10A2;
fWithoutAlpha := tfBGR10;
+ fRGBInverted := tfRGB10A2;
fRange.r := $3FF;
fRange.g := $3FF;
fRange.b := $3FF;
fFormat := tfBGRA12;
fWithAlpha := tfBGRA12;
fWithoutAlpha := tfBGR12;
+ fRGBInverted := tfRGBA12;
fglInternalFormat := GL_RGBA12;
end;
fFormat := tfBGRA16;
fWithAlpha := tfBGRA16;
fWithoutAlpha := tfBGR16;
+ fRGBInverted := tfRGBA16;
fglInternalFormat := GL_RGBA16;
end;
end;
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+//TfdS3tcDtx1RGBA/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+procedure TfdS3tcDtx1RGBA.Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer);
+begin
+ raise EglBitmapException.Create('mapping for compressed formats is not supported');
+end;
+
+procedure TfdS3tcDtx1RGBA.Unmap(var aData: PByte; out aPixel: TglBitmapPixelData; var aMapData: Pointer);
+begin
+ raise EglBitmapException.Create('mapping for compressed formats is not supported');
+end;
+
+constructor TfdS3tcDtx1RGBA.Create;
+begin
+ 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;
+
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+//TfdS3tcDtx3RGBA/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+procedure TfdS3tcDtx3RGBA.Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer);
+begin
+ raise EglBitmapException.Create('mapping for compressed formats is not supported');
+end;
+
+procedure TfdS3tcDtx3RGBA.Unmap(var aData: PByte; out aPixel: TglBitmapPixelData; var aMapData: Pointer);
+begin
+ raise EglBitmapException.Create('mapping for compressed formats is not supported');
+end;
+
+constructor TfdS3tcDtx3RGBA.Create;
+begin
+ 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;
+
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+//TfdS3tcDtx5RGBA/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+procedure TfdS3tcDtx5RGBA.Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer);
+begin
+ raise EglBitmapException.Create('mapping for compressed formats is not supported');
+end;
+
+procedure TfdS3tcDtx5RGBA.Unmap(var aData: PByte; out aPixel: TglBitmapPixelData; var aMapData: Pointer);
+begin
+ raise EglBitmapException.Create('mapping for compressed formats is not supported');
+end;
+
+constructor TfdS3tcDtx5RGBA.Create;
+begin
+ 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;
+
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
//TFormatDescriptor///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
class procedure TFormatDescriptor.Init;
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
//TBitfieldFormat/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-procedure TbmpBitfieldFormat.SetRedMask(const aValue: UInt64);
+procedure TbmpBitfieldFormat.SetRedMask(const aValue: QWord);
begin
Update(aValue, fRange.r, fShift.r);
end;
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-procedure TbmpBitfieldFormat.SetGreenMask(const aValue: UInt64);
+procedure TbmpBitfieldFormat.SetGreenMask(const aValue: QWord);
begin
Update(aValue, fRange.g, fShift.g);
end;
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-procedure TbmpBitfieldFormat.SetBlueMask(const aValue: UInt64);
+procedure TbmpBitfieldFormat.SetBlueMask(const aValue: QWord);
begin
Update(aValue, fRange.b, fShift.b);
end;
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-procedure TbmpBitfieldFormat.SetAlphaMask(const aValue: UInt64);
+procedure TbmpBitfieldFormat.SetAlphaMask(const aValue: QWord);
begin
Update(aValue, fRange.a, fShift.a);
end;
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-procedure TbmpBitfieldFormat.Update(aMask: UInt64; out aRange: Cardinal; out
+procedure TbmpBitfieldFormat.Update(aMask: QWord; out aRange: Cardinal; out
aShift: Byte);
begin
aShift := 0;
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
procedure TbmpBitfieldFormat.Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer);
var
- data: UInt64;
+ data: QWord;
s: Integer;
-type
- PUInt64 = ^UInt64;
begin
data :=
((aPixel.Data.r and fRange.r) shl fShift.r) or
1: aData^ := data;
2: PWord(aData)^ := data;
4: PCardinal(aData)^ := data;
- 8: PUInt64(aData)^ := data;
+ 8: PQWord(aData)^ := data;
else
raise EglBitmapException.CreateFmt('invalid pixel size: %.1f', [fPixelSize]);
end;
end;
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-procedure TbmpBitfieldFormat.Unmap(var aData: PByte; var aPixel: TglBitmapPixelData; var aMapData: Pointer);
+procedure TbmpBitfieldFormat.Unmap(var aData: PByte; out aPixel: TglBitmapPixelData; var aMapData: Pointer);
var
- data: UInt64;
+ data: QWord;
s, i: Integer;
-type
- PUInt64 = ^UInt64;
begin
s := Round(fPixelSize);
case s of
1: data := aData^;
2: data := PWord(aData)^;
4: data := PCardinal(aData)^;
- 8: data := PUInt64(aData)^;
+ 8: data := PQWord(aData)^;
else
raise EglBitmapException.CreateFmt('invalid pixel size: %.1f', [fPixelSize]);
end;
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
procedure TbmpColorTableFormat.CreateColorTable;
var
- bits: Byte;
- len: Integer;
i: Integer;
begin
if not (Format in [tfLuminance4, tfLuminance8, tfR3G3B2]) then
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;
-
- s := SysUtils.Format('%.2X%.2X%.2X' + sLineBreak, [fColorTable[i].r, fColorTable[i].g, fColorTable[i].b]);
- fs.Write(s[1], Length(s));
end;
end;
end;
if (aMapData = nil) then
aData^ := 0;
d := LuminanceWeight(aPixel) and Range.r;
- aData^ := aData^ or (d shl (4 - PtrInt(aMapData)));
+ aData^ := aData^ or (d shl (4 - {%H-}PtrUInt(aMapData)));
inc(aMapData, 4);
- if (PtrInt(aMapData) >= 8) then begin
+ if ({%H-}PtrUInt(aMapData) >= 8) then begin
inc(aData);
aMapData := nil;
end;
end;
end;
-procedure TbmpColorTableFormat.Unmap(var aData: PByte; var aPixel: TglBitmapPixelData; var aMapData: Pointer);
-type
- PUInt64 = ^UInt64;
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+procedure TbmpColorTableFormat.Unmap(var aData: PByte; out aPixel: TglBitmapPixelData; var aMapData: Pointer);
var
- idx: UInt64;
+ idx: QWord;
s: Integer;
bits: Byte;
f: Single;
f := fPixelSize - s;
bits := Round(8 * f);
case s of
- 0: idx := (aData^ shr (8 - bits - PtrInt(aMapData))) and ((1 shl bits) - 1);
+ 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 := PUInt64(aData)^;
+ 8: idx := PQWord(aData)^;
else
raise EglBitmapException.CreateFmt('invalid pixel size: %.3f', [fPixelSize]);
end;
aPixel.Data.a := a;
end;
inc(aMapData, bits);
- if (PtrInt(aMapData) >= 8) then begin
+ if ({%H-}PtrUInt(aMapData) >= 8) then begin
inc(aData, 1);
dec(aMapData, 8);
end;
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
//TglBitmap - Helper//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+procedure glBitmapConvertPixel(var aPixel: TglBitmapPixelData; const aSourceFD, aDestFD: TFormatDescriptor);
+var
+ i: Integer;
+begin
+ 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;
+
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
procedure glBitmapConvertCopyFunc(var aFuncRec: TglBitmapFunctionRec);
begin
with aFuncRec do begin
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
procedure glBitmapInvertFunc(var aFuncRec: TglBitmapFunctionRec);
-begin
- with aFuncRec do begin
- Dest.Data.r := Source.Data.r;
- Dest.Data.g := Source.Data.g;
- Dest.Data.b := Source.Data.b;
- Dest.Data.a := Source.Data.a;
- if (Args and $1 > 0) then begin
+begin
+ with aFuncRec do begin
+ Dest.Data := Source.Data;
+ if ({%H-}PtrUInt(Args) and $1 > 0) then begin
Dest.Data.r := Dest.Data.r xor Dest.Range.r;
Dest.Data.g := Dest.Data.g xor Dest.Range.g;
Dest.Data.b := Dest.Data.b xor Dest.Range.b;
end;
- if (Args and $2 > 0) then begin
+ if ({%H-}PtrUInt(Args) and $2 > 0) then begin
Dest.Data.a := Dest.Data.a xor Dest.Range.a;
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.Data.r / Source.Range.r * ALPHA_WEIGHT_R +
Source.Data.g / Source.Range.g * ALPHA_WEIGHT_G +
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
procedure glBitmapValueAlphaFunc(var FuncRec: TglBitmapFunctionRec);
-type
- PglBitmapPixelData = ^TglBitmapPixelData;
begin
with FuncRec do begin
Dest.Data.r := Source.Data.r;
if fFormat = aValue then
exit;
if TFormatDescriptor.Get(Format).PixelSize <> TFormatDescriptor.Get(aValue).PixelSize then
- raise EglBitmapUnsupportedFormatFormat.Create('SetInternalFormat - ' + UNSUPPORTED_FORMAT);
+ raise EglBitmapUnsupportedFormat.Create('SetFormat');
SetDataPointer(Data, aValue, Width, Height);
end;
end;
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-procedure TglBitmap.SetupParameters(var aBuildWithGlu: Boolean);
+procedure TglBitmap.SetupParameters(out aBuildWithGlu: Boolean);
begin
// Set Up Parameters
SetWrap(fWrapS, fWrapT, fWrapR);
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;
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;
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('AssignToSurface');
- 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('AssignToSurface');
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
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;
if ((aBitmap.Width = Width) and (aBitmap.Height = Height)) then begin
result := ConvertTo(TFormatDescriptor.Get(Format).WithAlpha);
- if not Assigned(aFunc) then
- aFunc := glBitmapAlphaFunc;
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;
Data.a := 0;
Range.a := 0;
end;
- result := AddAlphaFromFunc(glBitmapColorKeyAlphaFunc, PtrInt(@PixelData));
+ result := AddAlphaFromFunc(glBitmapColorKeyAlphaFunc, @PixelData);
end;
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
TFormatDescriptor.GetWithAlpha(Format).PreparePixel(PixelData);
with PixelData do
Data.a := Min(Range.a, Max(0, Round(Range.a * aAlpha)));
- result := AddAlphaFromFunc(glBitmapValueAlphaFunc, PtrInt(@PixelData.Data.a));
+ result := AddAlphaFromFunc(glBitmapValueAlphaFunc, @PixelData.Data.a);
end;
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
result := false;
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('RemoveAlpha');
result := ConvertTo(FormatDesc.WithoutAlpha);
end;
end;
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, PtrInt(@ShiftData));
+ 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;
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
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, PtrInt(@PixelData));
+ 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;
{$ENDIF}
if (ClassType = TglBitmap) then
raise EglBitmapException.Create('Don''t create TglBitmap directly. Use one of the deviated classes (TglBitmap2D) instead.');
ImageSize: Integer;
begin
Create;
- TFormatDescriptor.Get(aFormat).GetSize(aSize);
+ ImageSize := TFormatDescriptor.Get(aFormat).GetSize(aSize);
GetMem(Image, ImageSize);
try
FillChar(Image^, ImageSize, #$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;
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);
-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;
-end;
-}
-
-//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-{
-procedure glBitmap_libJPEG_init_source(cinfo: j_decompress_ptr); cdecl;
-begin
-end;
-}
-
-//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
function glBitmap_libJPEG_fill_input_buffer(cinfo: j_decompress_ptr): boolean; cdecl;
var
src: glBitmap_libJPEG_source_mgr_ptr;
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);
function TglBitmap.LoadBMP(const aStream: TStream): Boolean;
//////////////////////////////////////////////////////////////////////////////////////////////////
- function ReadInfo(var aInfo: TBMPInfo; var aMask: TglBitmapColorRec): 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
case aInfo.biCompression of
LineBuf, ImageData, TmpData: PByte;
SourceMD, DestMD: Pointer;
BmpFormat: TglBitmapFormat;
- ColorTable: TbmpColorTable;
//records
Mask: TglBitmapColorRec;
//////////////////////////////////////////////////////////////////////////////////////////////////
procedure SpecialFormatReadLine(aData: PByte; aLineBuf: PByte);
var
- i, j: Integer;
+ i: Integer;
Pixel: TglBitmapPixelData;
begin
aStream.Read(aLineBuf^, rbLineSize);
SpecialFormat.PreparePixel(Pixel);
for i := 0 to Info.biWidth-1 do begin
SpecialFormat.Unmap(aLineBuf, Pixel, SourceMD);
- with FormatDesc do begin
- //TODO: use convert function
- for j := 0 to 3 do
- if (SpecialFormat.Range.arr[j] <> Range.arr[j]) then begin
- if (SpecialFormat.Range.arr[j] > 0) then
- Pixel.Data.arr[j] := Round(Pixel.Data.arr[j] / SpecialFormat.Range.arr[j] * Range.arr[j])
- else
- Pixel.Data.arr[j] := 0;
- end;
- end;
+ glBitmapConvertPixel(Pixel, SpecialFormat, FormatDesc);
FormatDesc.Map(Pixel, aData, DestMD);
end;
end;
// Header
StartPos := aStream.Position;
- aStream.Read(Header, SizeOf(Header));
+ aStream.Read(Header{%H-}, SizeOf(Header));
if Header.bfType = BMP_MAGIC then begin
try try
dec(TmpData, wbLineSize)
else
inc(TmpData, wbLineSize);
- aStream.Read(PaddingBuff, Padding);
+ aStream.Read(PaddingBuff{%H-}, Padding);
end;
SetDataPointer(ImageData, BmpFormat, Info.biWidth, abs(Info.biHeight));
result := true;
pData, srcData, dstData, ConvertBuffer: pByte;
Pixel: TglBitmapPixelData;
- PixelFormat: TglBitmapPixelData;
- ImageSize, wbLineSize, rbLineSize, Padding, LineIdx, PixelIdx, i: Integer;
+ 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('SaveBMP');
Converter := nil;
FormatDesc := TFormatDescriptor.Get(Format);
ImageSize := FormatDesc.GetSize(Dimension);
- FillChar(Header, SizeOf(Header), 0);
+ 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.biCompression := BMP_COMP_BITFIELDS;
end;
else
- raise EglBitmapUnsupportedFormatFormat.Create('SaveBMP - ' + UNSUPPORTED_FORMAT);
+ raise EglBitmapUnsupportedFormat.Create('SaveBMP - ' + UNSUPPORTED_FORMAT);
end;
Info.biXPelsPerMeter := 2835;
Info.biYPelsPerMeter := 2835;
dstData := ConvertBuffer;
for PixelIdx := 0 to Info.biWidth-1 do begin
FormatDesc.Unmap(srcData, Pixel, SourceFD);
- with FormatDesc do begin
- //TODO use convert function
- for i := 0 to 3 do
- if (Converter.Range.arr[i] <> Range.arr[i]) then begin
- if (Range.arr[i] > 0) then
- Pixel.Data.arr[i] := Round(Pixel.Data.arr[i] / Range.arr[i] * Converter.Range.arr[i])
- else
- Pixel.Data.arr[i] := 0;
- end;
- end;
+ glBitmapConvertPixel(Pixel, FormatDesc, Converter);
Converter.Map(Pixel, dstData, DestFD);
end;
aStream.Write(ConvertBuffer^, wbLineSize);
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;
+ 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
- pData := NewImage;
- Inc(pData, YStart * LineSize);
-
- // 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 := TFormatDescriptor.Get(Format).GetSize(1, 1);
- 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;
+ LineSize, Size, x, y: Integer;
+ Pixel: TglBitmapPixelData;
+ LineBuf, SourceData, DestData: PByte;
+ SourceMD, DestMD: Pointer;
FormatDesc: TFormatDescriptor;
-
- 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;
-
+ Converter: TFormatDescriptor;
begin
if not (ftTGA in FormatGetSupportedFiles(Format)) then
- raise EglBitmapUnsupportedFormatFormat.Create('SaveTGA - ' + UNSUPPORTED_FORMAT);
+ raise EglBitmapUnsupportedFormat.Create('SaveTGA');
- 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 := TFormatDescriptor.Get(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;
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 * TFormatDescriptor.Get(ddsFormat).PixelSize);
- 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('SaveDDS');
- (* TODO if Format = tfAlpha8 then
- FORMAT_DESCRIPTORS[tfLuminance8].PreparePixel(Pix);
- else *)
- TFormatDescriptor.Get(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;
- *)
-
- FormatDesc := TFormatDescriptor.Get(Format);
- Header.PixelFormat.dwRGBBitCount := Trunc(FormatDesc.PixelSize * 8);
- Header.PixelFormat.dwRBitMask := FormatDesc.RedMask;
- Header.PixelFormat.dwGBitMask := FormatDesc.GreenMask;
- Header.PixelFormat.dwBBitMask := FormatDesc.BlueMask;
- Header.PixelFormat.dwABitMask := FormatDesc.AlphaMask;
+ aStream.Write(DDS_MAGIC, sizeof(DDS_MAGIC));
aStream.Write(Header, SizeOf(Header));
aStream.Write(Data^, FormatDesc.GetSize(Dimension));
end;
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;
end
else SetLength(fLines, 0);
end else begin
- (*
SetLength(fLines, 0);
-
+ (*
fSetPixelFunc := nil;
case Format of
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
- *)
-
FormatDesc := TFormatDescriptor.Get(Format);
- if aBuildWithGlu then
+ 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)
- else
+ end else begin
glTexImage2D(aTarget, 0, FormatDesc.glInternalFormat, Width, Height, 0,
FormatDesc.glFormat, FormatDesc.glDataFormat, Data);
+ end;
// Freigeben
if (FreeDataAfterGenTexture) then
Size, w, h: Integer;
FormatDesc: TFormatDescriptor;
begin
- (* TODO compression
- if not FormatIsUncompressed(Format) then
- raise EglBitmapUnsupportedFormatFormat.Create('TglBitmap2D.GrabScreen - ' + UNSUPPORTED_FORMAT);
- *)
+ FormatDesc := TFormatDescriptor.Get(Format);
+ if FormatDesc.IsCompressed then
+ raise EglBitmapUnsupportedFormat.Create('TglBitmap2D.GrabScreen');
- w := aRight - aLeft;
- h := aBottom - aTop;
- FormatDesc := TFormatDescriptor.Get(Format);
- Size := FormatDesc.GetSize(w, h);
+ w := aRight - aLeft;
+ h := aBottom - aTop;
+ Size := FormatDesc.GetSize(w, h);
GetMem(Temp, Size);
try
glPixelStorei(GL_PACK_ALIGNMENT, 1);
var
Temp: PByte;
TempWidth, TempHeight: Integer;
- TempType, TempIntFormat: Cardinal;
+ TempIntFormat: Cardinal;
IntFormat, f: TglBitmapFormat;
FormatDesc: TFormatDescriptor;
begin
glGetTexLevelParameteriv(Target, 0, GL_TEXTURE_INTERNAL_FORMAT, @TempIntFormat);
IntFormat := tfEmpty;
- for f := Low(TglBitmapFormat) to High(TglBitmapFormat) do
- if (TFormatDescriptor.Get(f).glInternalFormat = TempIntFormat) then begin
+ 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
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
- *)
- glGetTexImage(Target, 0, FormatDesc.glInternalFormat, FormatDesc.glDataFormat, 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.');
// Daten Sammeln
if aUseAlpha and TFormatDescriptor.Get(Format).HasAlpha then
- AddFunc(glBitmapToNormalMapPrepareAlphaFunc, false, PtrInt(@Rec))
+ 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;
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.