gecko/gfx/gl/GLContextSkia.cpp
Jacek Caban 98db3116eb Bug 849207 - Use __declspec(dllexport) for exporting skia C++ symbols. r=gwright
--HG--
extra : rebase_source : 333c7fcc334db6f6969995f0ff5fac8bb9607e74
2013-03-12 11:33:36 +01:00

802 lines
26 KiB
C++

/* -*- Mode: c++; c-basic-offset: 4; indent-tabs-mode: nil; tab-width: 40; -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "skia/GrGLInterface.h"
/* SkPostConfig.h includes windows.h, which includes windef.h
* which redefines min/max. We don't want that. */
#ifdef _WIN32
#undef min
#undef max
#endif
#include "GLContext.h"
using mozilla::gl::GLContext;
static GLContext* sGLContext;
extern "C" {
void EnsureGLContext(const GrGLInterface* interface)
{
sGLContext = (GLContext*)(interface->fCallbackData);
sGLContext->MakeCurrent();
}
// Core GL functions required by Ganesh
GrGLvoid glActiveTexture_mozilla(GrGLenum texture)
{
return sGLContext->fActiveTexture(texture);
}
GrGLvoid glAttachShader_mozilla(GrGLuint program, GrGLuint shader)
{
return sGLContext->fAttachShader(program, shader);
}
GrGLvoid glBindAttribLocation_mozilla(GrGLuint program, GrGLuint index, const GLchar* name)
{
return sGLContext->fBindAttribLocation(program, index, name);
}
GrGLvoid glBindBuffer_mozilla(GrGLenum target, GrGLuint buffer)
{
return sGLContext->fBindBuffer(target, buffer);
}
GrGLvoid glBindFramebuffer_mozilla(GrGLenum target, GrGLuint framebuffer)
{
return sGLContext->fBindFramebuffer(target, framebuffer);
}
GrGLvoid glBindRenderbuffer_mozilla(GrGLenum target, GrGLuint renderbuffer)
{
return sGLContext->fBindRenderbuffer(target, renderbuffer);
}
GrGLvoid glBindTexture_mozilla(GrGLenum target, GrGLuint texture)
{
return sGLContext->fBindTexture(target, texture);
}
GrGLvoid glBlendColor_mozilla(GrGLclampf red, GrGLclampf green, GrGLclampf blue, GrGLclampf alpha)
{
return sGLContext->fBlendColor(red, green, blue, alpha);
}
GrGLvoid glBlendFunc_mozilla(GrGLenum sfactor, GrGLenum dfactor)
{
return sGLContext->fBlendFunc(sfactor, dfactor);
}
GrGLvoid glBufferData_mozilla(GrGLenum target, GrGLsizeiptr size, const void* data, GrGLenum usage)
{
return sGLContext->fBufferData(target, size, data, usage);
}
GrGLvoid glBufferSubData_mozilla(GrGLenum target, GrGLintptr offset, GrGLsizeiptr size, const void* data)
{
return sGLContext->fBufferSubData(target, offset, size, data);
}
GrGLenum glCheckFramebufferStatus_mozilla(GrGLenum target)
{
return sGLContext->fCheckFramebufferStatus(target);
}
GrGLvoid glClear_mozilla(GrGLbitfield mask)
{
return sGLContext->fClear(mask);
}
GrGLvoid glClearColor_mozilla(GrGLclampf red, GrGLclampf green, GrGLclampf blue, GrGLclampf alpha)
{
return sGLContext->fClearColor(red, green, blue, alpha);
}
GrGLvoid glClearStencil_mozilla(GrGLint s)
{
return sGLContext->fClearStencil(s);
}
GrGLvoid glColorMask_mozilla(GrGLboolean red, GrGLboolean green, GrGLboolean blue, GrGLboolean alpha)
{
return sGLContext->fColorMask(red, green, blue, alpha);
}
GrGLvoid glCompileShader_mozilla(GrGLuint shader)
{
return sGLContext->fCompileShader(shader);
}
GrGLuint glCreateProgram_mozilla(void)
{
return sGLContext->fCreateProgram();
}
GrGLuint glCreateShader_mozilla(GrGLenum type)
{
return sGLContext->fCreateShader(type);
}
GrGLvoid glCullFace_mozilla(GrGLenum mode)
{
return sGLContext->fCullFace(mode);
}
GrGLvoid glDeleteBuffers_mozilla(GrGLsizei n, const GrGLuint* buffers)
{
return sGLContext->fDeleteBuffers(n, const_cast<GrGLuint*>(buffers));
}
GrGLvoid glDeleteFramebuffers_mozilla(GrGLsizei n, const GrGLuint* framebuffers)
{
return sGLContext->fDeleteFramebuffers(n, const_cast<GrGLuint*>(framebuffers));
}
GrGLvoid glDeleteProgram_mozilla(GrGLuint program)
{
return sGLContext->fDeleteProgram(program);
}
GrGLvoid glDeleteRenderbuffers_mozilla(GrGLsizei n, const GrGLuint* renderbuffers)
{
return sGLContext->fDeleteRenderbuffers(n, const_cast<GrGLuint*>(renderbuffers));
}
GrGLvoid glDeleteShader_mozilla(GrGLuint shader)
{
return sGLContext->fDeleteShader(shader);
}
GrGLvoid glDeleteTextures_mozilla(GrGLsizei n, const GrGLuint* textures)
{
return sGLContext->fDeleteTextures(n, const_cast<GrGLuint*>(textures));
}
GrGLvoid glDepthMask_mozilla(GrGLboolean flag)
{
return sGLContext->fDepthMask(flag);
}
GrGLvoid glDisable_mozilla(GrGLenum cap)
{
return sGLContext->fDisable(cap);
}
GrGLvoid glDisableVertexAttribArray_mozilla(GrGLuint index)
{
return sGLContext->fDisableVertexAttribArray(index);
}
GrGLvoid glDrawArrays_mozilla(GrGLenum mode, GrGLint first, GrGLsizei count)
{
return sGLContext->fDrawArrays(mode, first, count);
}
GrGLvoid glDrawElements_mozilla(GrGLenum mode, GrGLsizei count, GrGLenum type, const void* indices)
{
return sGLContext->fDrawElements(mode, count, type, indices);
}
GrGLvoid glEnable_mozilla(GrGLenum cap)
{
return sGLContext->fEnable(cap);
}
GrGLvoid glEnableVertexAttribArray_mozilla(GrGLuint index)
{
return sGLContext->fEnableVertexAttribArray(index);
}
GrGLvoid glFinish_mozilla()
{
return sGLContext->fFinish();
}
GrGLvoid glFlush_mozilla()
{
return sGLContext->fFlush();
}
GrGLvoid glFramebufferRenderbuffer_mozilla(GrGLenum target, GrGLenum attachment, GrGLenum renderbuffertarget, GrGLuint renderbuffer)
{
return sGLContext->fFramebufferRenderbuffer(target, attachment, renderbuffertarget, renderbuffer);
}
GrGLvoid glFramebufferTexture2D_mozilla(GrGLenum target, GrGLenum attachment, GrGLenum textarget, GrGLuint texture, GrGLint level)
{
return sGLContext->fFramebufferTexture2D(target, attachment, textarget, texture, level);
}
GrGLvoid glFrontFace_mozilla(GrGLenum mode)
{
return sGLContext->fFrontFace(mode);
}
GrGLvoid glGenBuffers_mozilla(GrGLsizei n, GrGLuint* buffers)
{
return sGLContext->fGenBuffers(n, buffers);
}
GrGLvoid glGenFramebuffers_mozilla(GrGLsizei n, GrGLuint* framebuffers)
{
return sGLContext->fGenFramebuffers(n, framebuffers);
}
GrGLvoid glGenRenderbuffers_mozilla(GrGLsizei n, GrGLuint* renderbuffers)
{
return sGLContext->fGenRenderbuffers(n, renderbuffers);
}
GrGLvoid glGenTextures_mozilla(GrGLsizei n, GrGLuint* textures)
{
return sGLContext->fGenTextures(n, textures);
}
GrGLvoid glGetBufferParameteriv_mozilla(GrGLenum target, GrGLenum pname, GrGLint* params)
{
return sGLContext->fGetBufferParameteriv(target, pname, params);
}
GrGLvoid glGetFramebufferAttachmentParameteriv_mozilla(GrGLenum target, GrGLenum attachment, GrGLenum pname, GrGLint* params)
{
return sGLContext->fGetFramebufferAttachmentParameteriv(target, attachment, pname, params);
}
GrGLenum glGetError_mozilla()
{
return sGLContext->fGetError();
}
GrGLvoid glGetIntegerv_mozilla(GrGLenum pname, GrGLint* params)
{
return sGLContext->fGetIntegerv(pname, params);
}
GrGLvoid glGetProgramInfoLog_mozilla(GrGLuint program, GrGLsizei bufsize, GrGLsizei* length, char* infolog)
{
return sGLContext->fGetProgramInfoLog(program, bufsize, length, infolog);
}
GrGLvoid glGetProgramiv_mozilla(GrGLuint program, GrGLenum pname, GrGLint* params)
{
return sGLContext->fGetProgramiv(program, pname, params);
}
GrGLvoid glGetRenderbufferParameteriv_mozilla(GrGLenum target, GrGLenum pname, GrGLint* params)
{
return sGLContext->fGetRenderbufferParameteriv(target, pname, params);
}
GrGLvoid glGetShaderInfoLog_mozilla(GrGLuint shader, GrGLsizei bufsize, GrGLsizei* length, char* infolog)
{
return sGLContext->fGetShaderInfoLog(shader, bufsize, length, infolog);
}
GrGLvoid glGetShaderiv_mozilla(GrGLuint shader, GrGLenum pname, GrGLint* params)
{
return sGLContext->fGetShaderiv(shader, pname, params);
}
const GLubyte* glGetString_mozilla(GrGLenum name)
{
// GLContext only exposes a OpenGL 2.0 style API, so we have to intercept a bunch
// of checks that Ganesh makes to determine which capabilities are present
// on the GL implementation and change them to match what GLContext actually exposes.
if (name == LOCAL_GL_VERSION) {
if (sGLContext->IsGLES2()) {
return reinterpret_cast<const GLubyte*>("OpenGL ES 2.0");
} else {
return reinterpret_cast<const GLubyte*>("2.0");
}
} else if (name == LOCAL_GL_EXTENSIONS) {
// Only expose the bare minimum extensions we want to support to ensure a functional Ganesh
// as GLContext only exposes certain extensions
static bool extensionsStringBuilt = false;
static char extensionsString[120];
if (!extensionsStringBuilt) {
if (sGLContext->IsExtensionSupported(GLContext::EXT_texture_format_BGRA8888)) {
strcpy(extensionsString, "GL_EXT_texture_format_BGRA8888 ");
}
if (sGLContext->IsExtensionSupported(GLContext::OES_packed_depth_stencil)) {
strcat(extensionsString, "GL_OES_packed_depth_stencil ");
}
if (sGLContext->IsExtensionSupported(GLContext::EXT_packed_depth_stencil)) {
strcat(extensionsString, "GL_EXT_packed_depth_stencil ");
}
extensionsStringBuilt = true;
}
return reinterpret_cast<const GLubyte*>(extensionsString);
} else if (name == LOCAL_GL_SHADING_LANGUAGE_VERSION) {
if (sGLContext->IsGLES2()) {
return reinterpret_cast<const GLubyte*>("OpenGL ES GLSL ES 1.0");
} else {
return reinterpret_cast<const GLubyte*>("1.10");
}
}
return sGLContext->fGetString(name);
}
GrGLint glGetUniformLocation_mozilla(GrGLuint program, const char* name)
{
return sGLContext->fGetUniformLocation(program, name);
}
GrGLvoid glLineWidth_mozilla(GrGLfloat width)
{
return sGLContext->fLineWidth(width);
}
GrGLvoid glLinkProgram_mozilla(GrGLuint program)
{
return sGLContext->fLinkProgram(program);
}
GrGLvoid glPixelStorei_mozilla(GrGLenum pname, GrGLint param)
{
return sGLContext->fPixelStorei(pname, param);
}
GrGLvoid glReadPixels_mozilla(GrGLint x, GrGLint y, GrGLsizei width, GrGLsizei height,
GrGLenum format, GrGLenum type, void* pixels)
{
return sGLContext->fReadPixels(x, y, width, height,
format, type, pixels);
}
GrGLvoid glRenderbufferStorage_mozilla(GrGLenum target, GrGLenum internalformat, GrGLsizei width, GrGLsizei height)
{
return sGLContext->fRenderbufferStorage(target, internalformat, width, height);
}
GrGLvoid glScissor_mozilla(GrGLint x, GrGLint y, GrGLsizei width, GrGLsizei height)
{
return sGLContext->fScissor(x, y, width, height);
}
GrGLvoid glShaderSource_mozilla(GrGLuint shader, GrGLsizei count, const char** str, const GrGLint* length)
{
return sGLContext->fShaderSource(shader, count, str, length);
}
GrGLvoid glStencilFunc_mozilla(GrGLenum func, GrGLint ref, GrGLuint mask)
{
return sGLContext->fStencilFunc(func, ref, mask);
}
GrGLvoid glStencilMask_mozilla(GrGLuint mask)
{
return sGLContext->fStencilMask(mask);
}
GrGLvoid glStencilOp_mozilla(GrGLenum fail, GrGLenum zfail, GrGLenum zpass)
{
return sGLContext->fStencilOp(fail, zfail, zpass);
}
GrGLvoid glTexImage2D_mozilla(GrGLenum target, GrGLint level, GrGLint internalformat,
GrGLsizei width, GrGLsizei height, GrGLint border,
GrGLenum format, GrGLenum type, const void* pixels)
{
return sGLContext->fTexImage2D(target, level, internalformat,
width, height, border,
format, type, pixels);
}
GrGLvoid glTexParameteri_mozilla(GrGLenum target, GrGLenum pname, GrGLint param)
{
return sGLContext->fTexParameteri(target, pname, param);
}
GrGLvoid glTexParameteriv_mozilla(GrGLenum target, GrGLenum pname, const GrGLint* params)
{
return sGLContext->fTexParameteriv(target, pname, const_cast<GrGLint*>(params));
}
GrGLvoid glTexSubImage2D_mozilla(GrGLenum target, GrGLint level,
GrGLint xoffset, GrGLint yoffset,
GrGLsizei width, GrGLsizei height,
GrGLenum format, GrGLenum type, const void* pixels)
{
return sGLContext->fTexSubImage2D(target, level,
xoffset, yoffset,
width, height,
format, type, pixels);
}
GrGLvoid glUniform1f_mozilla(GrGLint location, GrGLfloat v)
{
return sGLContext->fUniform1f(location, v);
}
GrGLvoid glUniform1i_mozilla(GrGLint location, GrGLint v)
{
return sGLContext->fUniform1i(location, v);
}
GrGLvoid glUniform1fv_mozilla(GrGLint location, GrGLsizei count, const GrGLfloat* v)
{
return sGLContext->fUniform1fv(location, count, v);
}
GrGLvoid glUniform1iv_mozilla(GrGLint location, GrGLsizei count, const GrGLint* v)
{
return sGLContext->fUniform1iv(location, count, v);
}
GrGLvoid glUniform2f_mozilla(GrGLint location, GrGLfloat v0, GrGLfloat v1)
{
return sGLContext->fUniform2f(location, v0, v1);
}
GrGLvoid glUniform2i_mozilla(GrGLint location, GrGLint v0, GrGLint v1)
{
return sGLContext->fUniform2i(location, v0, v1);
}
GrGLvoid glUniform2fv_mozilla(GrGLint location, GrGLsizei count, const GrGLfloat* v)
{
return sGLContext->fUniform2fv(location, count, v);
}
GrGLvoid glUniform2iv_mozilla(GrGLint location, GrGLsizei count, const GrGLint* v)
{
return sGLContext->fUniform2iv(location, count, v);
}
GrGLvoid glUniform3f_mozilla(GrGLint location, GrGLfloat v0, GrGLfloat v1, GrGLfloat v2)
{
return sGLContext->fUniform3f(location, v0, v1, v2);
}
GrGLvoid glUniform3i_mozilla(GrGLint location, GrGLint v0, GrGLint v1, GrGLint v2)
{
return sGLContext->fUniform3i(location, v0, v1, v2);
}
GrGLvoid glUniform3fv_mozilla(GrGLint location, GrGLsizei count, const GrGLfloat* v)
{
return sGLContext->fUniform3fv(location, count, v);
}
GrGLvoid glUniform3iv_mozilla(GrGLint location, GrGLsizei count, const GrGLint* v)
{
return sGLContext->fUniform3iv(location, count, v);
}
GrGLvoid glUniform4f_mozilla(GrGLint location, GrGLfloat v0, GrGLfloat v1, GrGLfloat v2, GrGLfloat v3)
{
return sGLContext->fUniform4f(location, v0, v1, v2, v3);
}
GrGLvoid glUniform4i_mozilla(GrGLint location, GrGLint v0, GrGLint v1, GrGLint v2, GrGLint v3)
{
return sGLContext->fUniform4i(location, v0, v1, v2, v3);
}
GrGLvoid glUniform4fv_mozilla(GrGLint location, GrGLsizei count, const GrGLfloat* v)
{
return sGLContext->fUniform4fv(location, count, v);
}
GrGLvoid glUniform4iv_mozilla(GrGLint location, GrGLsizei count, const GrGLint* v)
{
return sGLContext->fUniform4iv(location, count, v);
}
GrGLvoid glUniformMatrix2fv_mozilla(GrGLint location, GrGLsizei count, GrGLboolean transpose, const GrGLfloat* value)
{
return sGLContext->fUniformMatrix2fv(location, count, transpose, value);
}
GrGLvoid glUniformMatrix3fv_mozilla(GrGLint location, GrGLsizei count, GrGLboolean transpose, const GrGLfloat* value)
{
return sGLContext->fUniformMatrix3fv(location, count, transpose, value);
}
GrGLvoid glUniformMatrix4fv_mozilla(GrGLint location, GrGLsizei count, GrGLboolean transpose, const GrGLfloat* value)
{
return sGLContext->fUniformMatrix4fv(location, count, transpose, value);
}
GrGLvoid glUseProgram_mozilla(GrGLuint program)
{
return sGLContext->fUseProgram(program);
}
GrGLvoid glVertexAttrib4fv_mozilla(GrGLuint index, const GrGLfloat* values)
{
return sGLContext->fVertexAttrib4fv(index, values);
}
GrGLvoid glVertexAttribPointer_mozilla(GrGLuint index, GrGLint size, GrGLenum type, GrGLboolean normalized, GrGLsizei stride, const void* ptr)
{
return sGLContext->fVertexAttribPointer(index, size, type, normalized, stride, ptr);
}
GrGLvoid glViewport_mozilla(GrGLint x, GrGLint y, GrGLsizei width, GrGLsizei height)
{
return sGLContext->fViewport(x, y, width, height);
}
// Required if the bindings are GLES2 or desktop OpenGL 2.0
GrGLvoid glStencilFuncSeparate_mozilla(GrGLenum frontfunc, GrGLenum backfunc, GrGLint ref, GrGLuint mask)
{
return sGLContext->fStencilFuncSeparate(frontfunc, backfunc, ref, mask);
}
GrGLvoid glStencilMaskSeparate_mozilla(GrGLenum face, GrGLuint mask)
{
return sGLContext->fStencilMaskSeparate(face, mask);
}
GrGLvoid glStencilOpSeparate_mozilla(GrGLenum face, GrGLenum sfail, GrGLenum dpfail, GrGLenum dppass)
{
return sGLContext->fStencilOpSeparate(face, sfail, dpfail, dppass);
}
// Not in GLES2
GrGLvoid glGetTexLevelParameteriv_mozilla(GrGLenum target, GrGLint level, GrGLenum pname, GrGLint *params)
{
return sGLContext->fGetTexLevelParameteriv(target, level, pname, params);
}
GrGLvoid glDrawBuffer_mozilla(GrGLenum mode)
{
return sGLContext->fDrawBuffer(mode);
}
GrGLvoid glReadBuffer_mozilla(GrGLenum mode)
{
return sGLContext->fReadBuffer(mode);
}
// Desktop OpenGL version >= 1.5
GrGLvoid glGenQueries_mozilla(GrGLsizei n, GrGLuint* ids)
{
return sGLContext->fGenQueries(n, ids);
}
GrGLvoid glDeleteQueries_mozilla(GrGLsizei n, const GrGLuint* ids)
{
return sGLContext->fDeleteQueries(n, const_cast<GrGLuint*>(ids));
}
GrGLvoid glBeginQuery_mozilla(GrGLenum target, GrGLuint id)
{
return sGLContext->fBeginQuery(target, id);
}
GrGLvoid glEndQuery_mozilla(GrGLenum target)
{
return sGLContext->fEndQuery(target);
}
GrGLvoid glGetQueryiv_mozilla(GrGLenum target, GrGLenum pname, GrGLint* params)
{
return sGLContext->fGetQueryiv(target, pname, params);
}
GrGLvoid glGetQueryObjectiv_mozilla(GrGLuint id, GrGLenum pname, GrGLint* params)
{
return sGLContext->fGetQueryObjectiv(id, pname, params);
}
GrGLvoid glGetQueryObjectuiv_mozilla(GrGLuint id, GrGLenum pname, GrGLuint* params)
{
return sGLContext->fGetQueryObjectuiv(id, pname, params);
}
// Desktop OpenGL version >= 2.0
GrGLvoid glDrawBuffers_mozilla(GrGLsizei n, const GrGLenum* bufs)
{
return sGLContext->fDrawBuffers(n, const_cast<GrGLenum*>(bufs));
}
// GLContext supports glMapBuffer on everything (GL_OES_mapbuffer)
GrGLvoid* glMapBuffer_mozilla(GrGLenum target, GrGLenum access)
{
return sGLContext->fMapBuffer(target, access);
}
GrGLboolean glUnmapBuffer_mozilla(GrGLenum target)
{
return sGLContext->fUnmapBuffer(target);
}
// GLContext supports glCompressedTexImage2D (GL_ARB_texture_compression)
GrGLvoid glCompressedTexImage2D_mozilla(GrGLenum target, GrGLint level, GrGLenum internalformat,
GrGLsizei width, GrGLsizei height, GrGLint border,
GrGLsizei imageSize, const GrGLvoid* pixels)
{
return sGLContext->fCompressedTexImage2D(target, level, internalformat,
width, height, border,
imageSize, pixels);
}
// GLContext supports glBlitFramebuffer/glRenderbufferStorageMultisample (GL_ARB_framebuffer_object)
GrGLvoid glRenderbufferStorageMultisample_mozilla(GrGLenum target, GrGLsizei samples, GrGLenum internalformat,
GrGLsizei width, GrGLsizei height)
{
return sGLContext->fRenderbufferStorageMultisample(target, samples, internalformat,
width, height);
}
GrGLvoid glBlitFramebuffer_mozilla(GrGLint srcX0, GrGLint srcY0,
GrGLint srcX1, GrGLint srcY1,
GrGLint dstX0, GrGLint dstY0,
GrGLint dstX1, GrGLint dstY1,
GrGLbitfield mask, GrGLenum filter) {
return sGLContext->fBlitFramebuffer(srcX0, srcY0,
srcX1, srcY1,
dstX0, dstY0,
dstX1, dstY1,
mask, filter);
}
} // extern "C"
GrGLInterface* CreateGrInterfaceFromGLContext(GLContext* context)
{
sGLContext = context;
GrGLInterface* interface = new GrGLInterface();
interface->fCallbackData = reinterpret_cast<GrGLInterfaceCallbackData>(context);
interface->fCallback = EnsureGLContext;
// Core GL functions required by Ganesh
interface->fActiveTexture = glActiveTexture_mozilla;
interface->fAttachShader = glAttachShader_mozilla;
interface->fBindAttribLocation = glBindAttribLocation_mozilla;
interface->fBindBuffer = glBindBuffer_mozilla;
interface->fBindFramebuffer = glBindFramebuffer_mozilla;
interface->fBindRenderbuffer = glBindRenderbuffer_mozilla;
interface->fBindTexture = glBindTexture_mozilla;
interface->fBlendFunc = glBlendFunc_mozilla;
interface->fBlendColor = glBlendColor_mozilla;
interface->fBufferData = glBufferData_mozilla;
interface->fBufferSubData = glBufferSubData_mozilla;
interface->fCheckFramebufferStatus = glCheckFramebufferStatus_mozilla;
interface->fClear = glClear_mozilla;
interface->fClearColor = glClearColor_mozilla;
interface->fClearStencil = glClearStencil_mozilla;
interface->fColorMask = glColorMask_mozilla;
interface->fCompileShader = glCompileShader_mozilla;
interface->fCreateProgram = glCreateProgram_mozilla;
interface->fCreateShader = glCreateShader_mozilla;
interface->fCullFace = glCullFace_mozilla;
interface->fDeleteBuffers = glDeleteBuffers_mozilla;
interface->fDeleteFramebuffers = glDeleteFramebuffers_mozilla;
interface->fDeleteProgram = glDeleteProgram_mozilla;
interface->fDeleteRenderbuffers = glDeleteRenderbuffers_mozilla;
interface->fDeleteShader = glDeleteShader_mozilla;
interface->fDeleteTextures = glDeleteTextures_mozilla;
interface->fDepthMask = glDepthMask_mozilla;
interface->fDisable = glDisable_mozilla;
interface->fDisableVertexAttribArray = glDisableVertexAttribArray_mozilla;
interface->fDrawArrays = glDrawArrays_mozilla;
interface->fDrawElements = glDrawElements_mozilla;
interface->fEnable = glEnable_mozilla;
interface->fEnableVertexAttribArray = glEnableVertexAttribArray_mozilla;
interface->fFinish = glFinish_mozilla;
interface->fFlush = glFlush_mozilla;
interface->fFramebufferRenderbuffer = glFramebufferRenderbuffer_mozilla;
interface->fFramebufferTexture2D = glFramebufferTexture2D_mozilla;
interface->fFrontFace = glFrontFace_mozilla;
interface->fGenBuffers = glGenBuffers_mozilla;
interface->fGenFramebuffers = glGenFramebuffers_mozilla;
interface->fGenRenderbuffers = glGenRenderbuffers_mozilla;
interface->fGetFramebufferAttachmentParameteriv = glGetFramebufferAttachmentParameteriv_mozilla;
interface->fGenTextures = glGenTextures_mozilla;
interface->fGetBufferParameteriv = glGetBufferParameteriv_mozilla;
interface->fGetError = glGetError_mozilla;
interface->fGetIntegerv = glGetIntegerv_mozilla;
interface->fGetProgramInfoLog = glGetProgramInfoLog_mozilla;
interface->fGetProgramiv = glGetProgramiv_mozilla;
interface->fGetRenderbufferParameteriv = glGetRenderbufferParameteriv_mozilla;
interface->fGetShaderInfoLog = glGetShaderInfoLog_mozilla;
interface->fGetShaderiv = glGetShaderiv_mozilla;
interface->fGetString = glGetString_mozilla;
interface->fGetUniformLocation = glGetUniformLocation_mozilla;
interface->fLineWidth = glLineWidth_mozilla;
interface->fLinkProgram = glLinkProgram_mozilla;
interface->fPixelStorei = glPixelStorei_mozilla;
interface->fReadPixels = glReadPixels_mozilla;
interface->fRenderbufferStorage = glRenderbufferStorage_mozilla;
interface->fScissor = glScissor_mozilla;
interface->fShaderSource = glShaderSource_mozilla;
interface->fStencilFunc = glStencilFunc_mozilla;
interface->fStencilMask = glStencilMask_mozilla;
interface->fStencilOp = glStencilOp_mozilla;
interface->fTexImage2D = glTexImage2D_mozilla;
interface->fTexParameteri = glTexParameteri_mozilla;
interface->fTexParameteriv = glTexParameteriv_mozilla;
interface->fTexSubImage2D = glTexSubImage2D_mozilla;
interface->fUniform1f = glUniform1f_mozilla;
interface->fUniform1i = glUniform1i_mozilla;
interface->fUniform1fv = glUniform1fv_mozilla;
interface->fUniform1iv = glUniform1iv_mozilla;
interface->fUniform2f = glUniform2f_mozilla;
interface->fUniform2i = glUniform2i_mozilla;
interface->fUniform2fv = glUniform2fv_mozilla;
interface->fUniform2iv = glUniform2iv_mozilla;
interface->fUniform3f = glUniform3f_mozilla;
interface->fUniform3i = glUniform3i_mozilla;
interface->fUniform3fv = glUniform3fv_mozilla;
interface->fUniform3iv = glUniform3iv_mozilla;
interface->fUniform4f = glUniform4f_mozilla;
interface->fUniform4i = glUniform4i_mozilla;
interface->fUniform4fv = glUniform4fv_mozilla;
interface->fUniform4iv = glUniform4iv_mozilla;
interface->fUniformMatrix2fv = glUniformMatrix2fv_mozilla;
interface->fUniformMatrix3fv = glUniformMatrix3fv_mozilla;
interface->fUniformMatrix4fv = glUniformMatrix4fv_mozilla;
interface->fUseProgram = glUseProgram_mozilla;
interface->fVertexAttrib4fv = glVertexAttrib4fv_mozilla;
interface->fVertexAttribPointer = glVertexAttribPointer_mozilla;
interface->fViewport = glViewport_mozilla;
// Required for either desktop OpenGL 2.0 or OpenGL ES 2.0
interface->fStencilFuncSeparate = glStencilFuncSeparate_mozilla;
interface->fStencilMaskSeparate = glStencilMaskSeparate_mozilla;
interface->fStencilOpSeparate = glStencilOpSeparate_mozilla;
// GLContext supports glMapBuffer
interface->fMapBuffer = glMapBuffer_mozilla;
interface->fUnmapBuffer = glUnmapBuffer_mozilla;
// GLContext supports glRenderbufferStorageMultisample/glBlitFramebuffer
interface->fRenderbufferStorageMultisample = glRenderbufferStorageMultisample_mozilla;
interface->fBlitFramebuffer = glBlitFramebuffer_mozilla;
// GLContext supports glCompressedTexImage2D
interface->fCompressedTexImage2D = glCompressedTexImage2D_mozilla;
// Desktop GL
interface->fGetTexLevelParameteriv = glGetTexLevelParameteriv_mozilla;
interface->fDrawBuffer = glDrawBuffer_mozilla;
interface->fReadBuffer = glReadBuffer_mozilla;
// Desktop OpenGL > 1.5
interface->fGenQueries = glGenQueries_mozilla;
interface->fDeleteQueries = glDeleteQueries_mozilla;
interface->fBeginQuery = glBeginQuery_mozilla;
interface->fEndQuery = glEndQuery_mozilla;
interface->fGetQueryiv = glGetQueryiv_mozilla;
interface->fGetQueryObjectiv = glGetQueryObjectiv_mozilla;
interface->fGetQueryObjectuiv = glGetQueryObjectuiv_mozilla;
// Desktop OpenGL > 2.0
interface->fDrawBuffers = glDrawBuffers_mozilla;
// We support both desktop GL and GLES2
if (context->IsGLES2()) {
interface->fBindingsExported = kES2_GrGLBinding;
} else {
interface->fBindingsExported = kDesktop_GrGLBinding;
}
return interface;
}