diff options
Diffstat (limited to 'include/gpu')
| -rw-r--r-- | include/gpu/gl/GrGLInterface.h | 305 |
1 files changed, 147 insertions, 158 deletions
diff --git a/include/gpu/gl/GrGLInterface.h b/include/gpu/gl/GrGLInterface.h index a9e722b8d4..a16b9b1d08 100644 --- a/include/gpu/gl/GrGLInterface.h +++ b/include/gpu/gl/GrGLInterface.h @@ -149,12 +149,17 @@ extern "C" { typedef GrGLvoid (GR_GL_FUNCTION_TYPE *GrGLBeginQueryProc)(GrGLenum target, GrGLuint id); typedef GrGLvoid (GR_GL_FUNCTION_TYPE *GrGLBindAttribLocationProc)(GrGLuint program, GrGLuint index, const char* name); typedef GrGLvoid (GR_GL_FUNCTION_TYPE *GrGLBindBufferProc)(GrGLenum target, GrGLuint buffer); + typedef GrGLvoid (GR_GL_FUNCTION_TYPE *GrGLBindFramebufferProc)(GrGLenum target, GrGLuint framebuffer); + typedef GrGLvoid (GR_GL_FUNCTION_TYPE *GrGLBindRenderbufferProc)(GrGLenum target, GrGLuint renderbuffer); typedef GrGLvoid (GR_GL_FUNCTION_TYPE *GrGLBindTextureProc)(GrGLenum target, GrGLuint texture); typedef GrGLvoid (GR_GL_FUNCTION_TYPE *GrGLBlendColorProc)(GrGLclampf red, GrGLclampf green, GrGLclampf blue, GrGLclampf alpha); typedef GrGLvoid (GR_GL_FUNCTION_TYPE *GrGLBindFragDataLocationProc)(GrGLuint program, GrGLuint colorNumber, const GrGLchar* name); + typedef GrGLvoid (GR_GL_FUNCTION_TYPE *GrGLBindFragDataLocationIndexedProc)(GrGLuint program, GrGLuint colorNumber, GrGLuint index, const GrGLchar * name); typedef GrGLvoid (GR_GL_FUNCTION_TYPE *GrGLBlendFuncProc)(GrGLenum sfactor, GrGLenum dfactor); + typedef GrGLvoid (GR_GL_FUNCTION_TYPE *GrGLBlitFramebufferProc)(GrGLint srcX0, GrGLint srcY0, GrGLint srcX1, GrGLint srcY1, GrGLint dstX0, GrGLint dstY0, GrGLint dstX1, GrGLint dstY1, GrGLbitfield mask, GrGLenum filter); typedef GrGLvoid (GR_GL_FUNCTION_TYPE *GrGLBufferDataProc)(GrGLenum target, GrGLsizeiptr size, const GrGLvoid* data, GrGLenum usage); typedef GrGLvoid (GR_GL_FUNCTION_TYPE *GrGLBufferSubDataProc)(GrGLenum target, GrGLintptr offset, GrGLsizeiptr size, const GrGLvoid* data); + typedef GrGLenum (GR_GL_FUNCTION_TYPE *GrGLCheckFramebufferStatusProc)(GrGLenum target); typedef GrGLvoid (GR_GL_FUNCTION_TYPE *GrGLClearProc)(GrGLbitfield mask); typedef GrGLvoid (GR_GL_FUNCTION_TYPE *GrGLClearColorProc)(GrGLclampf red, GrGLclampf green, GrGLclampf blue, GrGLclampf alpha); typedef GrGLvoid (GR_GL_FUNCTION_TYPE *GrGLClearStencilProc)(GrGLint s); @@ -166,8 +171,10 @@ extern "C" { typedef GrGLuint (GR_GL_FUNCTION_TYPE *GrGLCreateShaderProc)(GrGLenum type); typedef GrGLvoid (GR_GL_FUNCTION_TYPE *GrGLCullFaceProc)(GrGLenum mode); typedef GrGLvoid (GR_GL_FUNCTION_TYPE *GrGLDeleteBuffersProc)(GrGLsizei n, const GrGLuint* buffers); + typedef GrGLvoid (GR_GL_FUNCTION_TYPE *GrGLDeleteFramebuffersProc)(GrGLsizei n, const GrGLuint *framebuffers); typedef GrGLvoid (GR_GL_FUNCTION_TYPE *GrGLDeleteProgramProc)(GrGLuint program); typedef GrGLvoid (GR_GL_FUNCTION_TYPE *GrGLDeleteQueriesProc)(GrGLsizei n, const GrGLuint *ids); + typedef GrGLvoid (GR_GL_FUNCTION_TYPE *GrGLDeleteRenderbuffersProc)(GrGLsizei n, const GrGLuint *renderbuffers); typedef GrGLvoid (GR_GL_FUNCTION_TYPE *GrGLDeleteShaderProc)(GrGLuint shader); typedef GrGLvoid (GR_GL_FUNCTION_TYPE *GrGLDeleteTexturesProc)(GrGLsizei n, const GrGLuint* textures); typedef GrGLvoid (GR_GL_FUNCTION_TYPE *GrGLDepthMaskProc)(GrGLboolean flag); @@ -182,12 +189,17 @@ extern "C" { typedef GrGLvoid (GR_GL_FUNCTION_TYPE *GrGLEndQueryProc)(GrGLenum target); typedef GrGLvoid (GR_GL_FUNCTION_TYPE *GrGLFinishProc)(); typedef GrGLvoid (GR_GL_FUNCTION_TYPE *GrGLFlushProc)(); + typedef GrGLvoid (GR_GL_FUNCTION_TYPE *GrGLFramebufferRenderbufferProc)(GrGLenum target, GrGLenum attachment, GrGLenum renderbuffertarget, GrGLuint renderbuffer); + typedef GrGLvoid (GR_GL_FUNCTION_TYPE *GrGLFramebufferTexture2DProc)(GrGLenum target, GrGLenum attachment, GrGLenum textarget, GrGLuint texture, GrGLint level); typedef GrGLvoid (GR_GL_FUNCTION_TYPE *GrGLFrontFaceProc)(GrGLenum mode); typedef GrGLvoid (GR_GL_FUNCTION_TYPE *GrGLGenBuffersProc)(GrGLsizei n, GrGLuint* buffers); + typedef GrGLvoid (GR_GL_FUNCTION_TYPE *GrGLGenFramebuffersProc)(GrGLsizei n, GrGLuint *framebuffers); typedef GrGLvoid (GR_GL_FUNCTION_TYPE *GrGLGenQueriesProc)(GrGLsizei n, GrGLuint *ids); + typedef GrGLvoid (GR_GL_FUNCTION_TYPE *GrGLGenRenderbuffersProc)(GrGLsizei n, GrGLuint *renderbuffers); typedef GrGLvoid (GR_GL_FUNCTION_TYPE *GrGLGenTexturesProc)(GrGLsizei n, GrGLuint* textures); typedef GrGLvoid (GR_GL_FUNCTION_TYPE *GrGLGetBufferParameterivProc)(GrGLenum target, GrGLenum pname, GrGLint* params); typedef GrGLenum (GR_GL_FUNCTION_TYPE *GrGLGetErrorProc)(); + typedef GrGLvoid (GR_GL_FUNCTION_TYPE *GrGLGetFramebufferAttachmentParameterivProc)(GrGLenum target, GrGLenum attachment, GrGLenum pname, GrGLint* params); typedef GrGLvoid (GR_GL_FUNCTION_TYPE *GrGLGetIntegervProc)(GrGLenum pname, GrGLint* params); typedef GrGLvoid (GR_GL_FUNCTION_TYPE *GrGLGetProgramInfoLogProc)(GrGLuint program, GrGLsizei bufsize, GrGLsizei* length, char* infolog); typedef GrGLvoid (GR_GL_FUNCTION_TYPE *GrGLGetProgramivProc)(GrGLuint program, GrGLenum pname, GrGLint* params); @@ -196,6 +208,7 @@ extern "C" { typedef GrGLvoid (GR_GL_FUNCTION_TYPE *GrGLGetQueryObjectivProc)(GrGLuint id, GrGLenum pname, GrGLint *params); typedef GrGLvoid (GR_GL_FUNCTION_TYPE *GrGLGetQueryObjectui64vProc)(GrGLuint id, GrGLenum pname, GrGLuint64 *params); typedef GrGLvoid (GR_GL_FUNCTION_TYPE *GrGLGetQueryObjectuivProc)(GrGLuint id, GrGLenum pname, GrGLuint *params); + typedef GrGLvoid (GR_GL_FUNCTION_TYPE *GrGLGetRenderbufferParameterivProc)(GrGLenum target, GrGLenum pname, GrGLint* params); typedef GrGLvoid (GR_GL_FUNCTION_TYPE *GrGLGetShaderInfoLogProc)(GrGLuint shader, GrGLsizei bufsize, GrGLsizei* length, char* infolog); typedef GrGLvoid (GR_GL_FUNCTION_TYPE *GrGLGetShaderivProc)(GrGLuint shader, GrGLenum pname, GrGLint* params); typedef const GrGLubyte* (GR_GL_FUNCTION_TYPE *GrGLGetStringProc)(GrGLenum name); @@ -203,10 +216,14 @@ extern "C" { typedef GrGLint (GR_GL_FUNCTION_TYPE *GrGLGetUniformLocationProc)(GrGLuint program, const char* name); typedef GrGLvoid (GR_GL_FUNCTION_TYPE *GrGLLineWidthProc)(GrGLfloat width); typedef GrGLvoid (GR_GL_FUNCTION_TYPE *GrGLLinkProgramProc)(GrGLuint program); + typedef GrGLvoid* (GR_GL_FUNCTION_TYPE *GrGLMapBufferProc)(GrGLenum target, GrGLenum access); typedef GrGLvoid (GR_GL_FUNCTION_TYPE *GrGLPixelStoreiProc)(GrGLenum pname, GrGLint param); typedef GrGLvoid (GR_GL_FUNCTION_TYPE *GrGLQueryCounterProc)(GrGLuint id, GrGLenum target); typedef GrGLvoid (GR_GL_FUNCTION_TYPE *GrGLReadBufferProc)(GrGLenum src); typedef GrGLvoid (GR_GL_FUNCTION_TYPE *GrGLReadPixelsProc)(GrGLint x, GrGLint y, GrGLsizei width, GrGLsizei height, GrGLenum format, GrGLenum type, GrGLvoid* pixels); + typedef GrGLvoid (GR_GL_FUNCTION_TYPE *GrGLRenderbufferStorageProc)(GrGLenum target, GrGLenum internalformat, GrGLsizei width, GrGLsizei height); + typedef GrGLvoid (GR_GL_FUNCTION_TYPE *GrGLRenderbufferStorageMultisampleProc)(GrGLenum target, GrGLsizei samples, GrGLenum internalformat, GrGLsizei width, GrGLsizei height); + typedef GrGLvoid (GR_GL_FUNCTION_TYPE *GrGLResolveMultisampleFramebufferProc)(); typedef GrGLvoid (GR_GL_FUNCTION_TYPE *GrGLScissorProc)(GrGLint x, GrGLint y, GrGLsizei width, GrGLsizei height); typedef GrGLvoid (GR_GL_FUNCTION_TYPE *GrGLShaderSourceProc)(GrGLuint shader, GrGLsizei count, const char** str, const GrGLint* length); typedef GrGLvoid (GR_GL_FUNCTION_TYPE *GrGLStencilFuncProc)(GrGLenum func, GrGLint ref, GrGLuint mask); @@ -238,39 +255,11 @@ extern "C" { typedef GrGLvoid (GR_GL_FUNCTION_TYPE *GrGLUniformMatrix2fvProc)(GrGLint location, GrGLsizei count, GrGLboolean transpose, const GrGLfloat* value); typedef GrGLvoid (GR_GL_FUNCTION_TYPE *GrGLUniformMatrix3fvProc)(GrGLint location, GrGLsizei count, GrGLboolean transpose, const GrGLfloat* value); typedef GrGLvoid (GR_GL_FUNCTION_TYPE *GrGLUniformMatrix4fvProc)(GrGLint location, GrGLsizei count, GrGLboolean transpose, const GrGLfloat* value); + typedef GrGLboolean (GR_GL_FUNCTION_TYPE *GrGLUnmapBufferProc)(GrGLenum target); typedef GrGLvoid (GR_GL_FUNCTION_TYPE *GrGLUseProgramProc)(GrGLuint program); typedef GrGLvoid (GR_GL_FUNCTION_TYPE *GrGLVertexAttrib4fvProc)(GrGLuint indx, const GrGLfloat* values); typedef GrGLvoid (GR_GL_FUNCTION_TYPE *GrGLVertexAttribPointerProc)(GrGLuint indx, GrGLint size, GrGLenum type, GrGLboolean normalized, GrGLsizei stride, const GrGLvoid* ptr); typedef GrGLvoid (GR_GL_FUNCTION_TYPE *GrGLViewportProc)(GrGLint x, GrGLint y, GrGLsizei width, GrGLsizei height); - - // FBO Extension Functions - typedef GrGLvoid (GR_GL_FUNCTION_TYPE *GrGLBindFramebufferProc)(GrGLenum target, GrGLuint framebuffer); - typedef GrGLvoid (GR_GL_FUNCTION_TYPE *GrGLBindRenderbufferProc)(GrGLenum target, GrGLuint renderbuffer); - typedef GrGLenum (GR_GL_FUNCTION_TYPE *GrGLCheckFramebufferStatusProc)(GrGLenum target); - typedef GrGLvoid (GR_GL_FUNCTION_TYPE *GrGLDeleteFramebuffersProc)(GrGLsizei n, const GrGLuint *framebuffers); - typedef GrGLvoid (GR_GL_FUNCTION_TYPE *GrGLDeleteRenderbuffersProc)(GrGLsizei n, const GrGLuint *renderbuffers); - typedef GrGLvoid (GR_GL_FUNCTION_TYPE *GrGLFramebufferRenderbufferProc)(GrGLenum target, GrGLenum attachment, GrGLenum renderbuffertarget, GrGLuint renderbuffer); - typedef GrGLvoid (GR_GL_FUNCTION_TYPE *GrGLFramebufferTexture2DProc)(GrGLenum target, GrGLenum attachment, GrGLenum textarget, GrGLuint texture, GrGLint level); - typedef GrGLvoid (GR_GL_FUNCTION_TYPE *GrGLGenFramebuffersProc)(GrGLsizei n, GrGLuint *framebuffers); - typedef GrGLvoid (GR_GL_FUNCTION_TYPE *GrGLGenRenderbuffersProc)(GrGLsizei n, GrGLuint *renderbuffers); - typedef GrGLvoid (GR_GL_FUNCTION_TYPE *GrGLGetFramebufferAttachmentParameterivProc)(GrGLenum target, GrGLenum attachment, GrGLenum pname, GrGLint* params); - typedef GrGLvoid (GR_GL_FUNCTION_TYPE *GrGLGetRenderbufferParameterivProc)(GrGLenum target, GrGLenum pname, GrGLint* params); - typedef GrGLvoid (GR_GL_FUNCTION_TYPE *GrGLRenderbufferStorageProc)(GrGLenum target, GrGLenum internalformat, GrGLsizei width, GrGLsizei height); - - // Multisampling Extension Functions - // same prototype for ARB_FBO, EXT_FBO, GL 3.0, & Apple ES extension - typedef GrGLvoid (GR_GL_FUNCTION_TYPE *GrGLRenderbufferStorageMultisampleProc)(GrGLenum target, GrGLsizei samples, GrGLenum internalformat, GrGLsizei width, GrGLsizei height); - // desktop: ext_fbo_blit, arb_fbo, gl 3.0 - typedef GrGLvoid (GR_GL_FUNCTION_TYPE *GrGLBlitFramebufferProc)(GrGLint srcX0, GrGLint srcY0, GrGLint srcX1, GrGLint srcY1, GrGLint dstX0, GrGLint dstY0, GrGLint dstX1, GrGLint dstY1, GrGLbitfield mask, GrGLenum filter); - // apple's es extension - typedef GrGLvoid (GR_GL_FUNCTION_TYPE *GrGLResolveMultisampleFramebufferProc)(); - - // Buffer mapping (extension in ES). - typedef GrGLvoid* (GR_GL_FUNCTION_TYPE *GrGLMapBufferProc)(GrGLenum target, GrGLenum access); - typedef GrGLboolean (GR_GL_FUNCTION_TYPE *GrGLUnmapBufferProc)(GrGLenum target); - - // Dual source blending - typedef GrGLvoid (GR_GL_FUNCTION_TYPE *GrGLBindFragDataLocationIndexedProc)(GrGLuint program, GrGLuint colorNumber, GrGLuint index, const GrGLchar * name); } // extern "C" #if GR_GL_PER_GL_FUNC_CALLBACK @@ -293,7 +282,18 @@ enum GrGLCapability { * extension pointer will be valid across contexts. */ struct GR_API GrGLInterface : public GrRefCnt { - +private: + // simple wrapper class that exists only to initialize a pointers to NULL + template <typename FNPTR_TYPE> class GLPtr { + public: + GLPtr() : fPtr(NULL) {} + GLPtr operator =(FNPTR_TYPE ptr) { fPtr = ptr; return *this; } + operator FNPTR_TYPE() const { return fPtr; } + private: + FNPTR_TYPE fPtr; + }; + +public: GrGLInterface(); // Validates that the GrGLInterface supports a binding. This means that @@ -302,136 +302,125 @@ struct GR_API GrGLInterface : public GrRefCnt { bool validate(GrGLBinding binding) const; // Indicator variable specifying the type of GL implementation - // exported: GLES{1|2} or Desktop. + // exported: GLES2 and/or Desktop. GrGLBinding fBindingsExported; - GrGLActiveTextureProc fActiveTexture; - GrGLAttachShaderProc fAttachShader; - GrGLBeginQueryProc fBeginQuery; - GrGLBindAttribLocationProc fBindAttribLocation; - GrGLBindBufferProc fBindBuffer; - GrGLBindFragDataLocationProc fBindFragDataLocation; - GrGLBindTextureProc fBindTexture; - GrGLBlendColorProc fBlendColor; - GrGLBlendFuncProc fBlendFunc; - GrGLBufferDataProc fBufferData; - GrGLBufferSubDataProc fBufferSubData; - GrGLClearProc fClear; - GrGLClearColorProc fClearColor; - GrGLClearStencilProc fClearStencil; - GrGLColorMaskProc fColorMask; - GrGLColorPointerProc fColorPointer; - GrGLCompileShaderProc fCompileShader; - GrGLCompressedTexImage2DProc fCompressedTexImage2D; - GrGLCreateProgramProc fCreateProgram; - GrGLCreateShaderProc fCreateShader; - GrGLCullFaceProc fCullFace; - GrGLDeleteBuffersProc fDeleteBuffers; - GrGLDeleteProgramProc fDeleteProgram; - GrGLDeleteQueriesProc fDeleteQueries; - GrGLDeleteShaderProc fDeleteShader; - GrGLDeleteTexturesProc fDeleteTextures; - GrGLDepthMaskProc fDepthMask; - GrGLDisableProc fDisable; - GrGLDisableVertexAttribArrayProc fDisableVertexAttribArray; - GrGLDrawArraysProc fDrawArrays; - GrGLDrawBufferProc fDrawBuffer; - GrGLDrawBuffersProc fDrawBuffers; - GrGLDrawElementsProc fDrawElements; - GrGLEnableProc fEnable; - GrGLEnableVertexAttribArrayProc fEnableVertexAttribArray; - GrGLEndQueryProc fEndQuery; - GrGLFinishProc fFinish; - GrGLFlushProc fFlush; - GrGLFrontFaceProc fFrontFace; - GrGLGenBuffersProc fGenBuffers; - GrGLGenQueriesProc fGenQueries; - GrGLGenTexturesProc fGenTextures; - GrGLGetBufferParameterivProc fGetBufferParameteriv; - GrGLGetErrorProc fGetError; - GrGLGetIntegervProc fGetIntegerv; - GrGLGetQueryObjecti64vProc fGetQueryObjecti64v; - GrGLGetQueryObjectivProc fGetQueryObjectiv; - GrGLGetQueryObjectui64vProc fGetQueryObjectui64v; - GrGLGetQueryObjectuivProc fGetQueryObjectuiv; - GrGLGetQueryivProc fGetQueryiv; - GrGLGetProgramInfoLogProc fGetProgramInfoLog; - GrGLGetProgramivProc fGetProgramiv; - GrGLGetShaderInfoLogProc fGetShaderInfoLog; - GrGLGetShaderivProc fGetShaderiv; - GrGLGetStringProc fGetString; - GrGLGetTexLevelParameterivProc fGetTexLevelParameteriv; - GrGLGetUniformLocationProc fGetUniformLocation; - GrGLLineWidthProc fLineWidth; - GrGLLinkProgramProc fLinkProgram; - GrGLPixelStoreiProc fPixelStorei; - GrGLQueryCounterProc fQueryCounter; - GrGLReadBufferProc fReadBuffer; - GrGLReadPixelsProc fReadPixels; - GrGLScissorProc fScissor; - GrGLShaderSourceProc fShaderSource; - GrGLStencilFuncProc fStencilFunc; - GrGLStencilFuncSeparateProc fStencilFuncSeparate; - GrGLStencilMaskProc fStencilMask; - GrGLStencilMaskSeparateProc fStencilMaskSeparate; - GrGLStencilOpProc fStencilOp; - GrGLStencilOpSeparateProc fStencilOpSeparate; - GrGLTexImage2DProc fTexImage2D; - GrGLTexParameteriProc fTexParameteri; - GrGLTexSubImage2DProc fTexSubImage2D; - GrGLTexStorage2DProc fTexStorage2D; - GrGLUniform1fProc fUniform1f; - GrGLUniform1iProc fUniform1i; - GrGLUniform1fvProc fUniform1fv; - GrGLUniform1ivProc fUniform1iv; - GrGLUniform2fProc fUniform2f; - GrGLUniform2iProc fUniform2i; - GrGLUniform2fvProc fUniform2fv; - GrGLUniform2ivProc fUniform2iv; - GrGLUniform3fProc fUniform3f; - GrGLUniform3iProc fUniform3i; - GrGLUniform3fvProc fUniform3fv; - GrGLUniform3ivProc fUniform3iv; - GrGLUniform4fProc fUniform4f; - GrGLUniform4iProc fUniform4i; - GrGLUniform4fvProc fUniform4fv; - GrGLUniform4ivProc fUniform4iv; - GrGLUniformMatrix2fvProc fUniformMatrix2fv; - GrGLUniformMatrix3fvProc fUniformMatrix3fv; - GrGLUniformMatrix4fvProc fUniformMatrix4fv; - GrGLUseProgramProc fUseProgram; - GrGLVertexAttrib4fvProc fVertexAttrib4fv; - GrGLVertexAttribPointerProc fVertexAttribPointer; - GrGLViewportProc fViewport; - - // FBO Extension Functions - GrGLBindFramebufferProc fBindFramebuffer; - GrGLBindRenderbufferProc fBindRenderbuffer; - GrGLCheckFramebufferStatusProc fCheckFramebufferStatus; - GrGLDeleteFramebuffersProc fDeleteFramebuffers; - GrGLDeleteRenderbuffersProc fDeleteRenderbuffers; - GrGLFramebufferRenderbufferProc fFramebufferRenderbuffer; - GrGLFramebufferTexture2DProc fFramebufferTexture2D; - GrGLGenFramebuffersProc fGenFramebuffers; - GrGLGenRenderbuffersProc fGenRenderbuffers; - GrGLGetFramebufferAttachmentParameterivProc fGetFramebufferAttachmentParameteriv; - GrGLGetRenderbufferParameterivProc fGetRenderbufferParameteriv; - GrGLRenderbufferStorageProc fRenderbufferStorage; - - // Multisampling Extension Functions - // same prototype for ARB_FBO, EXT_FBO, GL 3.0, & Apple ES extension - GrGLRenderbufferStorageMultisampleProc fRenderbufferStorageMultisample; - // desktop: ext_fbo_blit, arb_fbo, gl 3.0 - GrGLBlitFramebufferProc fBlitFramebuffer; - // apple's es extension - GrGLResolveMultisampleFramebufferProc fResolveMultisampleFramebuffer; - - // Buffer mapping (extension in ES). - GrGLMapBufferProc fMapBuffer; - GrGLUnmapBufferProc fUnmapBuffer; - - // Dual Source Blending - GrGLBindFragDataLocationIndexedProc fBindFragDataLocationIndexed; + GLPtr<GrGLActiveTextureProc> fActiveTexture; + GLPtr<GrGLAttachShaderProc> fAttachShader; + GLPtr<GrGLBeginQueryProc> fBeginQuery; + GLPtr<GrGLBindAttribLocationProc> fBindAttribLocation; + GLPtr<GrGLBindBufferProc> fBindBuffer; + GLPtr<GrGLBindFragDataLocationProc> fBindFragDataLocation; + GLPtr<GrGLBindFragDataLocationIndexedProc> fBindFragDataLocationIndexed; + GLPtr<GrGLBindFramebufferProc> fBindFramebuffer; + GLPtr<GrGLBindRenderbufferProc> fBindRenderbuffer; + GLPtr<GrGLBindTextureProc> fBindTexture; + GLPtr<GrGLBlendColorProc> fBlendColor; + GLPtr<GrGLBlendFuncProc> fBlendFunc; + GLPtr<GrGLBlitFramebufferProc> fBlitFramebuffer; + GLPtr<GrGLBufferDataProc> fBufferData; + GLPtr<GrGLBufferSubDataProc> fBufferSubData; + GLPtr<GrGLCheckFramebufferStatusProc> fCheckFramebufferStatus; + GLPtr<GrGLClearProc> fClear; + GLPtr<GrGLClearColorProc> fClearColor; + GLPtr<GrGLClearStencilProc> fClearStencil; + GLPtr<GrGLColorMaskProc> fColorMask; + GLPtr<GrGLColorPointerProc> fColorPointer; + GLPtr<GrGLCompileShaderProc> fCompileShader; + GLPtr<GrGLCompressedTexImage2DProc> fCompressedTexImage2D; + GLPtr<GrGLCreateProgramProc> fCreateProgram; + GLPtr<GrGLCreateShaderProc> fCreateShader; + GLPtr<GrGLCullFaceProc> fCullFace; + GLPtr<GrGLDeleteBuffersProc> fDeleteBuffers; + GLPtr<GrGLDeleteFramebuffersProc> fDeleteFramebuffers; + GLPtr<GrGLDeleteProgramProc> fDeleteProgram; + GLPtr<GrGLDeleteQueriesProc> fDeleteQueries; + GLPtr<GrGLDeleteRenderbuffersProc> fDeleteRenderbuffers; + GLPtr<GrGLDeleteShaderProc> fDeleteShader; + GLPtr<GrGLDeleteTexturesProc> fDeleteTextures; + GLPtr<GrGLDepthMaskProc> fDepthMask; + GLPtr<GrGLDisableProc> fDisable; + GLPtr<GrGLDisableVertexAttribArrayProc> fDisableVertexAttribArray; + GLPtr<GrGLDrawArraysProc> fDrawArrays; + GLPtr<GrGLDrawBufferProc> fDrawBuffer; + GLPtr<GrGLDrawBuffersProc> fDrawBuffers; + GLPtr<GrGLDrawElementsProc> fDrawElements; + GLPtr<GrGLEnableProc> fEnable; + GLPtr<GrGLEnableVertexAttribArrayProc> fEnableVertexAttribArray; + GLPtr<GrGLEndQueryProc> fEndQuery; + GLPtr<GrGLFinishProc> fFinish; + GLPtr<GrGLFlushProc> fFlush; + GLPtr<GrGLFramebufferRenderbufferProc> fFramebufferRenderbuffer; + GLPtr<GrGLFramebufferTexture2DProc> fFramebufferTexture2D; + GLPtr<GrGLFrontFaceProc> fFrontFace; + GLPtr<GrGLGenBuffersProc> fGenBuffers; + GLPtr<GrGLGenFramebuffersProc> fGenFramebuffers; + GLPtr<GrGLGenQueriesProc> fGenQueries; + GLPtr<GrGLGenRenderbuffersProc> fGenRenderbuffers; + GLPtr<GrGLGenTexturesProc> fGenTextures; + GLPtr<GrGLGetBufferParameterivProc> fGetBufferParameteriv; + GLPtr<GrGLGetErrorProc> fGetError; + GLPtr<GrGLGetFramebufferAttachmentParameterivProc> fGetFramebufferAttachmentParameteriv; + GLPtr<GrGLGetIntegervProc> fGetIntegerv; + GLPtr<GrGLGetQueryObjecti64vProc> fGetQueryObjecti64v; + GLPtr<GrGLGetQueryObjectivProc> fGetQueryObjectiv; + GLPtr<GrGLGetQueryObjectui64vProc> fGetQueryObjectui64v; + GLPtr<GrGLGetQueryObjectuivProc> fGetQueryObjectuiv; + GLPtr<GrGLGetQueryivProc> fGetQueryiv; + GLPtr<GrGLGetProgramInfoLogProc> fGetProgramInfoLog; + GLPtr<GrGLGetProgramivProc> fGetProgramiv; + GLPtr<GrGLGetRenderbufferParameterivProc> fGetRenderbufferParameteriv; + GLPtr<GrGLGetShaderInfoLogProc> fGetShaderInfoLog; + GLPtr<GrGLGetShaderivProc> fGetShaderiv; + GLPtr<GrGLGetStringProc> fGetString; + GLPtr<GrGLGetTexLevelParameterivProc> fGetTexLevelParameteriv; + GLPtr<GrGLGetUniformLocationProc> fGetUniformLocation; + GLPtr<GrGLLineWidthProc> fLineWidth; + GLPtr<GrGLLinkProgramProc> fLinkProgram; + GLPtr<GrGLMapBufferProc> fMapBuffer; + GLPtr<GrGLPixelStoreiProc> fPixelStorei; + GLPtr<GrGLQueryCounterProc> fQueryCounter; + GLPtr<GrGLReadBufferProc> fReadBuffer; + GLPtr<GrGLReadPixelsProc> fReadPixels; + GLPtr<GrGLRenderbufferStorageProc> fRenderbufferStorage; + GLPtr<GrGLRenderbufferStorageMultisampleProc> fRenderbufferStorageMultisample; + GLPtr<GrGLResolveMultisampleFramebufferProc> fResolveMultisampleFramebuffer; + GLPtr<GrGLScissorProc> fScissor; + GLPtr<GrGLShaderSourceProc> fShaderSource; + GLPtr<GrGLStencilFuncProc> fStencilFunc; + GLPtr<GrGLStencilFuncSeparateProc> fStencilFuncSeparate; + GLPtr<GrGLStencilMaskProc> fStencilMask; + GLPtr<GrGLStencilMaskSeparateProc> fStencilMaskSeparate; + GLPtr<GrGLStencilOpProc> fStencilOp; + GLPtr<GrGLStencilOpSeparateProc> fStencilOpSeparate; + GLPtr<GrGLTexImage2DProc> fTexImage2D; + GLPtr<GrGLTexParameteriProc> fTexParameteri; + GLPtr<GrGLTexSubImage2DProc> fTexSubImage2D; + GLPtr<GrGLTexStorage2DProc> fTexStorage2D; + GLPtr<GrGLUniform1fProc> fUniform1f; + GLPtr<GrGLUniform1iProc> fUniform1i; + GLPtr<GrGLUniform1fvProc> fUniform1fv; + GLPtr<GrGLUniform1ivProc> fUniform1iv; + GLPtr<GrGLUniform2fProc> fUniform2f; + GLPtr<GrGLUniform2iProc> fUniform2i; + GLPtr<GrGLUniform2fvProc> fUniform2fv; + GLPtr<GrGLUniform2ivProc> fUniform2iv; + GLPtr<GrGLUniform3fProc> fUniform3f; + GLPtr<GrGLUniform3iProc> fUniform3i; + GLPtr<GrGLUniform3fvProc> fUniform3fv; + GLPtr<GrGLUniform3ivProc> fUniform3iv; + GLPtr<GrGLUniform4fProc> fUniform4f; + GLPtr<GrGLUniform4iProc> fUniform4i; + GLPtr<GrGLUniform4fvProc> fUniform4fv; + GLPtr<GrGLUniform4ivProc> fUniform4iv; + GLPtr<GrGLUniformMatrix2fvProc> fUniformMatrix2fv; + GLPtr<GrGLUniformMatrix3fvProc> fUniformMatrix3fv; + GLPtr<GrGLUniformMatrix4fvProc> fUniformMatrix4fv; + GLPtr<GrGLUnmapBufferProc> fUnmapBuffer; + GLPtr<GrGLUseProgramProc> fUseProgram; + GLPtr<GrGLVertexAttrib4fvProc> fVertexAttrib4fv; + GLPtr<GrGLVertexAttribPointerProc> fVertexAttribPointer; + GLPtr<GrGLViewportProc> fViewport; // Per-GL func callback #if GR_GL_PER_GL_FUNC_CALLBACK |