diff options
Diffstat (limited to 'gpu/include/GrGLInterface.h')
| -rw-r--r-- | gpu/include/GrGLInterface.h | 246 |
1 files changed, 142 insertions, 104 deletions
diff --git a/gpu/include/GrGLInterface.h b/gpu/include/GrGLInterface.h index 0a41905..c9592a5 100644 --- a/gpu/include/GrGLInterface.h +++ b/gpu/include/GrGLInterface.h @@ -18,7 +18,7 @@ #ifndef GrGLInterface_DEFINED #define GrGLInterface_DEFINED -#include "GrGLPlatformIncludes.h" +#include "GrGLConfig.h" #if !defined(GR_GL_FUNCTION_TYPE) #define GR_GL_FUNCTION_TYPE @@ -29,23 +29,58 @@ /** * Helpers for glGetString() */ + +void gl_version_from_string(int* major, int* minor, + const char* versionString); +bool has_gl_extension_from_string(const char* ext, + const char* extensionString); + bool has_gl_extension(const char* ext); void gl_version(int* major, int* minor); + //////////////////////////////////////////////////////////////////////////////// /* * Routines managing the global interface used to invoke OpenGL calls. */ struct GrGLInterface; -extern GrGLInterface* GrGLGetGLInterface(); -extern void GrGLSetGLInterface(GrGLInterface* gl_interface); +GR_API GrGLInterface* GrGLGetGLInterface(); +GR_API void GrGLSetGLInterface(GrGLInterface* gl_interface); /* - * Populates the global GrGLInterface pointer with an instance pointing to the - * GL implementation linked with the executable. + * This is called when GrGLSetGLInterface() hasn't been called before creating a + * GrGpuGL object. It provides a default implementation. The actual implementation + * depends on which GrGLDefaultInterface_*.cpp has been linked. There are some + * platform-specific implementations provided as well as + * GrGLDefaultInterface_none.cpp which does nothing (effectively requiring an + * explicit GrGLSetGLInterface call by the host). */ -extern void GrGLSetDefaultGLInterface(); +void GrGLSetDefaultGLInterface(); + +typedef unsigned int GrGLenum; +typedef unsigned char GrGLboolean; +typedef unsigned int GrGLbitfield; +typedef signed char GrGLbyte; +typedef short GrGLshort; +typedef int GrGLint; +typedef int GrGLsizei; +typedef unsigned char GrGLubyte; +typedef unsigned short GrGLushort; +typedef unsigned int GrGLuint; +typedef float GrGLfloat; +typedef float GrGLclampf; +typedef double GrGLdouble; +typedef double GrGLclampd; +typedef void GrGLvoid; +typedef long GrGLintptr; +typedef long GrGLsizeiptr; + +enum GrGLBinding { + kDesktop_GrGLBinding = 0x01, + kES1_GrGLBinding = 0x02, + kES2_GrGLBinding = 0x04 +}; extern "C" { /* @@ -58,117 +93,118 @@ extern "C" { * extension pointer will be valid across contexts. */ struct GrGLInterface { - typedef GLvoid (GR_GL_FUNCTION_TYPE *GrGLActiveTextureProc)(GLenum texture); - typedef GLvoid (GR_GL_FUNCTION_TYPE *GrGLAttachShaderProc)(GLuint program, GLuint shader); - typedef GLvoid (GR_GL_FUNCTION_TYPE *GrGLBindAttribLocationProc)(GLuint program, GLuint index, const char* name); - typedef GLvoid (GR_GL_FUNCTION_TYPE *GrGLBindBufferProc)(GLenum target, GLuint buffer); - typedef GLvoid (GR_GL_FUNCTION_TYPE *GrGLBindTextureProc)(GLenum target, GLuint texture); - typedef GLvoid (GR_GL_FUNCTION_TYPE *GrGLBlendColorProc)(GLclampf red, GLclampf green, GLclampf blue, GLclampf alpha); - typedef GLvoid (GR_GL_FUNCTION_TYPE *GrGLBlendFuncProc)(GLenum sfactor, GLenum dfactor); - typedef GLvoid (GR_GL_FUNCTION_TYPE *GrGLBufferDataProc)(GLenum target, GLsizei size, const void* data, GLenum usage); - typedef GLvoid (GR_GL_FUNCTION_TYPE *GrGLBufferSubDataProc)(GLenum target, GLint offset, GLsizei size, const void* data); - typedef GLvoid (GR_GL_FUNCTION_TYPE *GrGLClearProc)(GLbitfield mask); - typedef GLvoid (GR_GL_FUNCTION_TYPE *GrGLClearColorProc)(GLclampf red, GLclampf green, GLclampf blue, GLclampf alpha); - typedef GLvoid (GR_GL_FUNCTION_TYPE *GrGLClearStencilProc)(GLint s); - typedef GLvoid (GR_GL_FUNCTION_TYPE *GrGLClientActiveTextureProc)(GLenum texture); - typedef GLvoid (GR_GL_FUNCTION_TYPE *GrGLColor4ubProc)(GLubyte red, GLubyte green, GLubyte blue, GLubyte alpha); - typedef GLvoid (GR_GL_FUNCTION_TYPE *GrGLColorMaskProc)(GLboolean red, GLboolean green, GLboolean blue, GLboolean alpha); - typedef GLvoid (GR_GL_FUNCTION_TYPE *GrGLColorPointerProc)(GLint size, GLenum type, GLsizei stride, const GLvoid* pointer); - typedef GLvoid (GR_GL_FUNCTION_TYPE *GrGLCompileShaderProc)(GLuint shader); - typedef GLvoid (GR_GL_FUNCTION_TYPE *GrGLCompressedTexImage2DProc)(GLenum target, GLint level, GLenum internalformat, GLsizei width, GLsizei height, GLint border, GLsizei imageSize, const void* data); - typedef GLuint (GR_GL_FUNCTION_TYPE *GrGLCreateProgramProc)(void); - typedef GLuint (GR_GL_FUNCTION_TYPE *GrGLCreateShaderProc)(GLenum type); - typedef GLvoid (GR_GL_FUNCTION_TYPE *GrGLCullFaceProc)(GLenum mode); - typedef GLvoid (GR_GL_FUNCTION_TYPE *GrGLDeleteBuffersProc)(GLsizei n, const GLuint* buffers); - typedef GLvoid (GR_GL_FUNCTION_TYPE *GrGLDeleteProgramProc)(GLuint program); - typedef GLvoid (GR_GL_FUNCTION_TYPE *GrGLDeleteShaderProc)(GLuint shader); - typedef GLvoid (GR_GL_FUNCTION_TYPE *GrGLDeleteTexturesProc)(GLsizei n, const GLuint* textures); - typedef GLvoid (GR_GL_FUNCTION_TYPE *GrGLDepthMaskProc)(GLboolean flag); - typedef GLvoid (GR_GL_FUNCTION_TYPE *GrGLDisableProc)(GLenum cap); - typedef GLvoid (GR_GL_FUNCTION_TYPE *GrGLDisableClientStateProc)(GLenum array); - typedef GLvoid (GR_GL_FUNCTION_TYPE *GrGLDisableVertexAttribArrayProc)(GLuint index); - typedef GLvoid (GR_GL_FUNCTION_TYPE *GrGLDrawArraysProc)(GLenum mode, GLint first, GLsizei count); - typedef GLvoid (GR_GL_FUNCTION_TYPE *GrGLDrawElementsProc)(GLenum mode, GLsizei count, GLenum type, const void* indices); - typedef GLvoid (GR_GL_FUNCTION_TYPE *GrGLEnableProc)(GLenum cap); - typedef GLvoid (GR_GL_FUNCTION_TYPE *GrGLEnableClientStateProc)(GLenum cap); - typedef GLvoid (GR_GL_FUNCTION_TYPE *GrGLEnableVertexAttribArrayProc)(GLuint index); - typedef GLvoid (GR_GL_FUNCTION_TYPE *GrGLFrontFaceProc)(GLenum mode); - typedef GLvoid (GR_GL_FUNCTION_TYPE *GrGLGenBuffersProc)(GLsizei n, GLuint* buffers); - typedef GLenum (GR_GL_FUNCTION_TYPE *GrGLGetErrorProc)(void); - typedef GLvoid (GR_GL_FUNCTION_TYPE *GrGLGenTexturesProc)(GLsizei n, GLuint* textures); - typedef GLvoid (GR_GL_FUNCTION_TYPE *GrGLGetBufferParameterivProc)(GLenum target, GLenum pname, GLint* params); - typedef GLvoid (GR_GL_FUNCTION_TYPE *GrGLGetIntegervProc)(GLenum pname, GLint* params); - typedef GLvoid (GR_GL_FUNCTION_TYPE *GrGLGetProgramInfoLogProc)(GLuint program, GLsizei bufsize, GLsizei* length, char* infolog); - typedef GLvoid (GR_GL_FUNCTION_TYPE *GrGLGetProgramivProc)(GLuint program, GLenum pname, GLint* params); - typedef GLvoid (GR_GL_FUNCTION_TYPE *GrGLGetShaderInfoLogProc)(GLuint shader, GLsizei bufsize, GLsizei* length, char* infolog); - typedef GLvoid (GR_GL_FUNCTION_TYPE *GrGLGetShaderivProc)(GLuint shader, GLenum pname, GLint* params); - typedef const GLubyte* (GR_GL_FUNCTION_TYPE *GrGLGetStringProc)(GLenum name); - typedef GLint (GR_GL_FUNCTION_TYPE *GrGLGetUniformLocationProc)(GLuint program, const char* name); - typedef GLvoid (GR_GL_FUNCTION_TYPE *GrGLLineWidthProc)(GLfloat width); - typedef GLvoid (GR_GL_FUNCTION_TYPE *GrGLLinkProgramProc)(GLuint program); - typedef GLvoid (GR_GL_FUNCTION_TYPE *GrGLLoadMatrixfProc)(const GLfloat* m); - typedef GLvoid (GR_GL_FUNCTION_TYPE *GrGLMatrixModeProc)(GLenum mode); - typedef GLvoid (GR_GL_FUNCTION_TYPE *GrGLPixelStoreiProc)(GLenum pname, GLint param); - typedef GLvoid (GR_GL_FUNCTION_TYPE *GrGLPointSizeProc)(GLfloat size); - typedef GLvoid (GR_GL_FUNCTION_TYPE *GrGLReadPixelsProc)(GLint x, GLint y, GLsizei width, GLsizei height, GLenum format, GLenum type, void* pixels); - typedef GLvoid (GR_GL_FUNCTION_TYPE *GrGLScissorProc)(GLint x, GLint y, GLsizei width, GLsizei height); - typedef GLvoid (GR_GL_FUNCTION_TYPE *GrGLShadeModelProc)(GLenum mode); - typedef GLvoid (GR_GL_FUNCTION_TYPE *GrGLShaderSourceProc)(GLuint shader, GLsizei count, const char** str, const GLint* length); - typedef GLvoid (GR_GL_FUNCTION_TYPE *GrGLStencilFuncProc)(GLenum func, GLint ref, GLuint mask); - typedef GLvoid (GR_GL_FUNCTION_TYPE *GrGLStencilFuncSeparateProc)(GLenum face, GLenum func, GLint ref, GLuint mask); - typedef GLvoid (GR_GL_FUNCTION_TYPE *GrGLStencilMaskProc)(GLuint mask); - typedef GLvoid (GR_GL_FUNCTION_TYPE *GrGLStencilMaskSeparateProc)(GLenum face, GLuint mask); - typedef GLvoid (GR_GL_FUNCTION_TYPE *GrGLStencilOpProc)(GLenum fail, GLenum zfail, GLenum zpass); - typedef GLvoid (GR_GL_FUNCTION_TYPE *GrGLStencilOpSeparateProc)(GLenum face, GLenum fail, GLenum zfail, GLenum zpass); - typedef GLvoid (GR_GL_FUNCTION_TYPE *GrGLTexCoordPointerProc)(GLint size, GLenum type, GLsizei stride, const GLvoid* pointer); - typedef GLvoid (GR_GL_FUNCTION_TYPE *GrGLTexEnviProc)(GLenum target, GLenum pname, GLint param); - typedef GLvoid (GR_GL_FUNCTION_TYPE *GrGLTexImage2DProc)(GLenum target, GLint level, GLint internalformat, GLsizei width, GLsizei height, GLint border, GLenum format, GLenum type, const void* pixels); - typedef GLvoid (GR_GL_FUNCTION_TYPE *GrGLTexParameteriProc)(GLenum target, GLenum pname, GLint param); - typedef GLvoid (GR_GL_FUNCTION_TYPE *GrGLTexSubImage2DProc)(GLenum target, GLint level, GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, GLenum format, GLenum type, const void* pixels); - typedef GLvoid (GR_GL_FUNCTION_TYPE *GrGLUniform1fvProc)(GLint location, GLsizei count, const GLfloat* v); - typedef GLvoid (GR_GL_FUNCTION_TYPE *GrGLUniform1iProc)(GLint location, GLint x); - typedef GLvoid (GR_GL_FUNCTION_TYPE *GrGLUniform4fvProc)(GLint location, GLsizei count, const GLfloat* v); - typedef GLvoid (GR_GL_FUNCTION_TYPE *GrGLUniformMatrix3fvProc)(GLint location, GLsizei count, GLboolean transpose, const GLfloat* value); - typedef GLvoid (GR_GL_FUNCTION_TYPE *GrGLUseProgramProc)(GLuint program); - typedef GLvoid (GR_GL_FUNCTION_TYPE *GrGLVertexAttrib4fvProc)(GLuint indx, const GLfloat* values); - typedef GLvoid (GR_GL_FUNCTION_TYPE *GrGLVertexAttribPointerProc)(GLuint indx, GLint size, GLenum type, GLboolean normalized, GLsizei stride, const void* ptr); - typedef GLvoid (GR_GL_FUNCTION_TYPE *GrGLVertexPointerProc)(GLint size, GLenum type, GLsizei stride, const GLvoid* pointer); - typedef GLvoid (GR_GL_FUNCTION_TYPE *GrGLViewportProc)(GLint x, GLint y, GLsizei width, GLsizei height); + typedef GrGLvoid (GR_GL_FUNCTION_TYPE *GrGLActiveTextureProc)(GrGLenum texture); + typedef GrGLvoid (GR_GL_FUNCTION_TYPE *GrGLAttachShaderProc)(GrGLuint program, GrGLuint shader); + 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 *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 *GrGLBlendFuncProc)(GrGLenum sfactor, GrGLenum dfactor); + 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 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); + typedef GrGLvoid (GR_GL_FUNCTION_TYPE *GrGLClientActiveTextureProc)(GrGLenum texture); + typedef GrGLvoid (GR_GL_FUNCTION_TYPE *GrGLColor4ubProc)(GrGLubyte red, GrGLubyte green, GrGLubyte blue, GrGLubyte alpha); + typedef GrGLvoid (GR_GL_FUNCTION_TYPE *GrGLColorMaskProc)(GrGLboolean red, GrGLboolean green, GrGLboolean blue, GrGLboolean alpha); + typedef GrGLvoid (GR_GL_FUNCTION_TYPE *GrGLColorPointerProc)(GrGLint size, GrGLenum type, GrGLsizei stride, const GrGLvoid* pointer); + typedef GrGLvoid (GR_GL_FUNCTION_TYPE *GrGLCompileShaderProc)(GrGLuint shader); + typedef GrGLvoid (GR_GL_FUNCTION_TYPE *GrGLCompressedTexImage2DProc)(GrGLenum target, GrGLint level, GrGLenum internalformat, GrGLsizei width, GrGLsizei height, GrGLint border, GrGLsizei imageSize, const GrGLvoid* data); + typedef GrGLuint (GR_GL_FUNCTION_TYPE *GrGLCreateProgramProc)(void); + 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 *GrGLDeleteProgramProc)(GrGLuint program); + 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); + typedef GrGLvoid (GR_GL_FUNCTION_TYPE *GrGLDisableProc)(GrGLenum cap); + typedef GrGLvoid (GR_GL_FUNCTION_TYPE *GrGLDisableClientStateProc)(GrGLenum array); + typedef GrGLvoid (GR_GL_FUNCTION_TYPE *GrGLDisableVertexAttribArrayProc)(GrGLuint index); + typedef GrGLvoid (GR_GL_FUNCTION_TYPE *GrGLDrawArraysProc)(GrGLenum mode, GrGLint first, GrGLsizei count); + typedef GrGLvoid (GR_GL_FUNCTION_TYPE *GrGLDrawElementsProc)(GrGLenum mode, GrGLsizei count, GrGLenum type, const GrGLvoid* indices); + typedef GrGLvoid (GR_GL_FUNCTION_TYPE *GrGLEnableProc)(GrGLenum cap); + typedef GrGLvoid (GR_GL_FUNCTION_TYPE *GrGLEnableClientStateProc)(GrGLenum cap); + typedef GrGLvoid (GR_GL_FUNCTION_TYPE *GrGLEnableVertexAttribArrayProc)(GrGLuint index); + 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 *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)(void); + 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); + 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); + 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 *GrGLLoadMatrixfProc)(const GrGLfloat* m); + typedef GrGLvoid (GR_GL_FUNCTION_TYPE *GrGLMatrixModeProc)(GrGLenum mode); + typedef GrGLvoid (GR_GL_FUNCTION_TYPE *GrGLPixelStoreiProc)(GrGLenum pname, GrGLint param); + typedef GrGLvoid (GR_GL_FUNCTION_TYPE *GrGLPointSizeProc)(GrGLfloat size); + 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 *GrGLScissorProc)(GrGLint x, GrGLint y, GrGLsizei width, GrGLsizei height); + typedef GrGLvoid (GR_GL_FUNCTION_TYPE *GrGLShadeModelProc)(GrGLenum mode); + 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); + typedef GrGLvoid (GR_GL_FUNCTION_TYPE *GrGLStencilFuncSeparateProc)(GrGLenum face, GrGLenum func, GrGLint ref, GrGLuint mask); + typedef GrGLvoid (GR_GL_FUNCTION_TYPE *GrGLStencilMaskProc)(GrGLuint mask); + typedef GrGLvoid (GR_GL_FUNCTION_TYPE *GrGLStencilMaskSeparateProc)(GrGLenum face, GrGLuint mask); + typedef GrGLvoid (GR_GL_FUNCTION_TYPE *GrGLStencilOpProc)(GrGLenum fail, GrGLenum zfail, GrGLenum zpass); + typedef GrGLvoid (GR_GL_FUNCTION_TYPE *GrGLStencilOpSeparateProc)(GrGLenum face, GrGLenum fail, GrGLenum zfail, GrGLenum zpass); + typedef GrGLvoid (GR_GL_FUNCTION_TYPE *GrGLTexCoordPointerProc)(GrGLint size, GrGLenum type, GrGLsizei stride, const GrGLvoid* pointer); + typedef GrGLvoid (GR_GL_FUNCTION_TYPE *GrGLTexEnviProc)(GrGLenum target, GrGLenum pname, GrGLint param); + typedef GrGLvoid (GR_GL_FUNCTION_TYPE *GrGLTexImage2DProc)(GrGLenum target, GrGLint level, GrGLint internalformat, GrGLsizei width, GrGLsizei height, GrGLint border, GrGLenum format, GrGLenum type, const GrGLvoid* pixels); + typedef GrGLvoid (GR_GL_FUNCTION_TYPE *GrGLTexParameteriProc)(GrGLenum target, GrGLenum pname, GrGLint param); + typedef GrGLvoid (GR_GL_FUNCTION_TYPE *GrGLTexSubImage2DProc)(GrGLenum target, GrGLint level, GrGLint xoffset, GrGLint yoffset, GrGLsizei width, GrGLsizei height, GrGLenum format, GrGLenum type, const GrGLvoid* pixels); + typedef GrGLvoid (GR_GL_FUNCTION_TYPE *GrGLUniform1fvProc)(GrGLint location, GrGLsizei count, const GrGLfloat* v); + typedef GrGLvoid (GR_GL_FUNCTION_TYPE *GrGLUniform1iProc)(GrGLint location, GrGLint x); + typedef GrGLvoid (GR_GL_FUNCTION_TYPE *GrGLUniform4fvProc)(GrGLint location, GrGLsizei count, const GrGLfloat* v); + typedef GrGLvoid (GR_GL_FUNCTION_TYPE *GrGLUniformMatrix3fvProc)(GrGLint location, GrGLsizei count, GrGLboolean transpose, const GrGLfloat* value); + 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 *GrGLVertexPointerProc)(GrGLint size, GrGLenum type, GrGLsizei stride, const GrGLvoid* pointer); + typedef GrGLvoid (GR_GL_FUNCTION_TYPE *GrGLViewportProc)(GrGLint x, GrGLint y, GrGLsizei width, GrGLsizei height); // FBO Extension Functions - typedef GLvoid (GR_GL_FUNCTION_TYPE *GrGLBindFramebufferProc)(GLenum target, GLuint framebuffer); - typedef GLvoid (GR_GL_FUNCTION_TYPE *GrGLBindRenderbufferProc)(GLenum target, GLuint renderbuffer); - typedef GLenum (GR_GL_FUNCTION_TYPE *GrGLCheckFramebufferStatusProc)(GLenum target); - typedef GLvoid (GR_GL_FUNCTION_TYPE *GrGLDeleteFramebuffersProc)(GLsizei n, const GLuint *framebuffers); - typedef GLvoid (GR_GL_FUNCTION_TYPE *GrGLDeleteRenderbuffersProc)(GLsizei n, const GLuint *renderbuffers); - typedef GLvoid (GR_GL_FUNCTION_TYPE *GrGLFramebufferRenderbufferProc)(GLenum target, GLenum attachment, GLenum renderbuffertarget, GLuint renderbuffer); - typedef GLvoid (GR_GL_FUNCTION_TYPE *GrGLFramebufferTexture2DProc)(GLenum target, GLenum attachment, GLenum textarget, GLuint texture, GLint level); - typedef GLvoid (GR_GL_FUNCTION_TYPE *GrGLGenFramebuffersProc)(GLsizei n, GLuint *framebuffers); - typedef GLvoid (GR_GL_FUNCTION_TYPE *GrGLGenRenderbuffersProc)(GLsizei n, GLuint *renderbuffers); - typedef GLvoid (GR_GL_FUNCTION_TYPE *GrGLRenderbufferStorageProc)(GLenum target, GLenum internalformat, GLsizei width, GLsizei height); + 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 *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 GLvoid (GR_GL_FUNCTION_TYPE *GrGLRenderbufferStorageMultisampleProc)(GLenum target, GLsizei samples, GLenum internalformat, GLsizei width, GLsizei height); + 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 GLvoid (GR_GL_FUNCTION_TYPE *GrGLBlitFramebufferProc)(GLint srcX0, GLint srcY0, GLint srcX1, GLint srcY1, GLint dstX0, GLint dstY0, GLint dstX1, GLint dstY1, GLbitfield mask, GLenum filter); + 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 GLvoid (GR_GL_FUNCTION_TYPE *GrGLResolveMultisampleFramebufferProc)(); - - // IMG'e es extension - typedef GLvoid (GR_GL_FUNCTION_TYPE *GrGLFramebufferTexture2DMultisampleProc)(GLenum target, GLenum attachment, GLenum textarget, GLuint texture, GLint level, GLsizei samples); + typedef GrGLvoid (GR_GL_FUNCTION_TYPE *GrGLResolveMultisampleFramebufferProc)(); // Buffer mapping (extension in ES). - typedef GLvoid* (GR_GL_FUNCTION_TYPE *GrGLMapBufferProc)(GLenum target, GLenum access); - typedef GLboolean (GR_GL_FUNCTION_TYPE *GrGLUnmapBufferProc)(GLenum target); + typedef GrGLvoid* (GR_GL_FUNCTION_TYPE *GrGLMapBufferProc)(GrGLenum target, GrGLenum access); + typedef GrGLboolean (GR_GL_FUNCTION_TYPE *GrGLUnmapBufferProc)(GrGLenum target); + + // Indicator variable specifying the type of GL implementation + // exported: GLES{1|2} or Desktop. + GrGLBinding fBindingsExported; GrGLActiveTextureProc fActiveTexture; GrGLAttachShaderProc fAttachShader; GrGLBindAttribLocationProc fBindAttribLocation; GrGLBindBufferProc fBindBuffer; GrGLBindTextureProc fBindTexture; - GrGLBlendFuncProc fBlendFunc; GrGLBlendColorProc fBlendColor; + GrGLBlendFuncProc fBlendFunc; GrGLBufferDataProc fBufferData; GrGLBufferSubDataProc fBufferSubData; GrGLClearProc fClear; @@ -259,12 +295,14 @@ struct GrGLInterface { // apple's es extension GrGLResolveMultisampleFramebufferProc fResolveMultisampleFramebuffer; - // IMG'e es extension - GrGLFramebufferTexture2DMultisampleProc fFramebufferTexture2DMultisample; - // Buffer mapping (extension in ES). GrGLMapBufferProc fMapBuffer; GrGLUnmapBufferProc fUnmapBuffer; + + // Code that initializes this struct using a static initializer should + // make this the last entry in the static initializer. It can help to guard + // against failing to initialize newly-added members of this struct. + enum { kStaticInitEndGuard } fStaticInitEndGuard; }; } // extern "C" |