| |
| /* |
| * Copyright 2012 Google Inc. |
| * |
| * Use of this source code is governed by a BSD-style license that can be |
| * found in the LICENSE file. |
| */ |
| |
| |
| #include "gl/GrGLInterface.h" |
| |
| #ifndef GL_GLEXT_PROTOTYPES |
| #define GL_GLEXT_PROTOTYPES |
| #endif |
| |
| #include "GLES2/gl2.h" |
| #include "GLES2/gl2ext.h" |
| #include "EGL/egl.h" |
| |
| #define GR_GET_PROC(procType, baseName) \ |
| interface->f ## baseName = (procType) GetProcAddress(ghANGLELib, "gl" #baseName); |
| |
| const GrGLInterface* GrGLCreateANGLEInterface() { |
| |
| static SkAutoTUnref<GrGLInterface> glInterface; |
| static HMODULE ghANGLELib = NULL; |
| |
| if (NULL == ghANGLELib) { |
| // We load the ANGLE library and never let it go |
| ghANGLELib = LoadLibrary("libGLESv2.dll"); |
| } |
| if (NULL == ghANGLELib) { |
| // We can't setup the interface correctly w/o the DLL |
| return NULL; |
| } |
| |
| if (!glInterface.get()) { |
| GrGLInterface* interface = new GrGLInterface; |
| glInterface.reset(interface); |
| interface->fBindingsExported = kES2_GrGLBinding; |
| |
| GR_GET_PROC(GrGLActiveTextureProc, ActiveTexture); |
| GR_GET_PROC(GrGLAttachShaderProc, AttachShader); |
| GR_GET_PROC(GrGLBindAttribLocationProc, BindAttribLocation); |
| GR_GET_PROC(GrGLBindBufferProc, BindBuffer); |
| GR_GET_PROC(GrGLBindTextureProc, BindTexture); |
| GR_GET_PROC(GrGLBlendColorProc, BlendColor); |
| GR_GET_PROC(GrGLBlendFuncProc, BlendFunc); |
| GR_GET_PROC(GrGLBufferDataProc, BufferData); |
| GR_GET_PROC(GrGLBufferSubDataProc, BufferSubData); |
| GR_GET_PROC(GrGLClearProc, Clear); |
| GR_GET_PROC(GrGLClearColorProc, ClearColor); |
| GR_GET_PROC(GrGLClearStencilProc, ClearStencil); |
| GR_GET_PROC(GrGLColorMaskProc, ColorMask); |
| GR_GET_PROC(GrGLCompileShaderProc, CompileShader); |
| GR_GET_PROC(GrGLCompressedTexImage2DProc, CompressedTexImage2D); |
| GR_GET_PROC(GrGLCreateProgramProc, CreateProgram); |
| GR_GET_PROC(GrGLCreateShaderProc, CreateShader); |
| GR_GET_PROC(GrGLCullFaceProc, CullFace); |
| GR_GET_PROC(GrGLDeleteBuffersProc, DeleteBuffers); |
| GR_GET_PROC(GrGLDeleteProgramProc, DeleteProgram); |
| GR_GET_PROC(GrGLDeleteShaderProc, DeleteShader); |
| GR_GET_PROC(GrGLDeleteTexturesProc, DeleteTextures); |
| GR_GET_PROC(GrGLDepthMaskProc, DepthMask); |
| GR_GET_PROC(GrGLDisableProc, Disable); |
| GR_GET_PROC(GrGLDisableVertexAttribArrayProc, DisableVertexAttribArray); |
| GR_GET_PROC(GrGLDrawArraysProc, DrawArrays); |
| GR_GET_PROC(GrGLDrawElementsProc, DrawElements); |
| GR_GET_PROC(GrGLEnableProc, Enable); |
| GR_GET_PROC(GrGLEnableVertexAttribArrayProc, EnableVertexAttribArray); |
| GR_GET_PROC(GrGLFinishProc, Finish); |
| GR_GET_PROC(GrGLFlushProc, Flush); |
| GR_GET_PROC(GrGLFrontFaceProc, FrontFace); |
| GR_GET_PROC(GrGLGenBuffersProc, GenBuffers); |
| GR_GET_PROC(GrGLGenTexturesProc, GenTextures); |
| GR_GET_PROC(GrGLGetBufferParameterivProc, GetBufferParameteriv); |
| GR_GET_PROC(GrGLGetErrorProc, GetError); |
| GR_GET_PROC(GrGLGetIntegervProc, GetIntegerv); |
| GR_GET_PROC(GrGLGetProgramInfoLogProc, GetProgramInfoLog); |
| GR_GET_PROC(GrGLGetProgramivProc, GetProgramiv); |
| GR_GET_PROC(GrGLGetShaderInfoLogProc, GetShaderInfoLog); |
| GR_GET_PROC(GrGLGetShaderivProc, GetShaderiv); |
| GR_GET_PROC(GrGLGetStringProc, GetString); |
| GR_GET_PROC(GrGLGetUniformLocationProc, GetUniformLocation); |
| GR_GET_PROC(GrGLLineWidthProc, LineWidth); |
| GR_GET_PROC(GrGLLinkProgramProc, LinkProgram); |
| GR_GET_PROC(GrGLPixelStoreiProc, PixelStorei); |
| GR_GET_PROC(GrGLReadPixelsProc, ReadPixels); |
| GR_GET_PROC(GrGLScissorProc, Scissor); |
| GR_GET_PROC(GrGLShaderSourceProc, ShaderSource); |
| GR_GET_PROC(GrGLStencilFuncProc, StencilFunc); |
| GR_GET_PROC(GrGLStencilFuncSeparateProc, StencilFuncSeparate); |
| GR_GET_PROC(GrGLStencilMaskProc, StencilMask); |
| GR_GET_PROC(GrGLStencilMaskSeparateProc, StencilMaskSeparate); |
| GR_GET_PROC(GrGLStencilOpProc, StencilOp); |
| GR_GET_PROC(GrGLStencilOpSeparateProc, StencilOpSeparate); |
| GR_GET_PROC(GrGLTexImage2DProc, TexImage2D); |
| GR_GET_PROC(GrGLTexParameteriProc, TexParameteri); |
| GR_GET_PROC(GrGLTexSubImage2DProc, TexSubImage2D); |
| #if GL_ARB_texture_storage |
| GR_GET_PROC(GrGLTexStorage2DProc, TexStorage2D); |
| #elif GL_EXT_texture_storage |
| interface->fTexStorage2D = (GrGLTexStorage2DProc) |
| GetProcAddress(ghANGLELib, |
| "glTexStorage2DEXT"); |
| #endif |
| GR_GET_PROC(GrGLUniform1fProc, Uniform1f); |
| GR_GET_PROC(GrGLUniform1iProc, Uniform1i); |
| GR_GET_PROC(GrGLUniform1fvProc, Uniform1fv); |
| GR_GET_PROC(GrGLUniform1ivProc, Uniform1iv); |
| |
| GR_GET_PROC(GrGLUniform2fProc, Uniform2f); |
| GR_GET_PROC(GrGLUniform2iProc, Uniform2i); |
| GR_GET_PROC(GrGLUniform2fvProc, Uniform2fv); |
| GR_GET_PROC(GrGLUniform2ivProc, Uniform2iv); |
| |
| GR_GET_PROC(GrGLUniform3fProc, Uniform3f); |
| GR_GET_PROC(GrGLUniform3iProc, Uniform3i); |
| GR_GET_PROC(GrGLUniform3fvProc, Uniform3fv); |
| GR_GET_PROC(GrGLUniform3ivProc, Uniform3iv); |
| |
| GR_GET_PROC(GrGLUniform4fProc, Uniform4f); |
| GR_GET_PROC(GrGLUniform4iProc, Uniform4i); |
| GR_GET_PROC(GrGLUniform4fvProc, Uniform4fv); |
| GR_GET_PROC(GrGLUniform4ivProc, Uniform4iv); |
| |
| GR_GET_PROC(GrGLUniformMatrix2fvProc, UniformMatrix2fv); |
| GR_GET_PROC(GrGLUniformMatrix3fvProc, UniformMatrix3fv); |
| GR_GET_PROC(GrGLUniformMatrix4fvProc, UniformMatrix4fv); |
| GR_GET_PROC(GrGLUseProgramProc, UseProgram); |
| GR_GET_PROC(GrGLVertexAttrib4fvProc, VertexAttrib4fv); |
| GR_GET_PROC(GrGLVertexAttribPointerProc, VertexAttribPointer); |
| GR_GET_PROC(GrGLViewportProc, Viewport); |
| GR_GET_PROC(GrGLBindFramebufferProc, BindFramebuffer); |
| GR_GET_PROC(GrGLBindRenderbufferProc, BindRenderbuffer); |
| GR_GET_PROC(GrGLCheckFramebufferStatusProc, CheckFramebufferStatus); |
| GR_GET_PROC(GrGLDeleteFramebuffersProc, DeleteFramebuffers); |
| GR_GET_PROC(GrGLDeleteRenderbuffersProc, DeleteRenderbuffers); |
| GR_GET_PROC(GrGLFramebufferRenderbufferProc, FramebufferRenderbuffer); |
| GR_GET_PROC(GrGLFramebufferTexture2DProc, FramebufferTexture2D); |
| GR_GET_PROC(GrGLGenFramebuffersProc, GenFramebuffers); |
| GR_GET_PROC(GrGLGenRenderbuffersProc, GenRenderbuffers); |
| GR_GET_PROC(GrGLGetFramebufferAttachmentParameterivProc, |
| GetFramebufferAttachmentParameteriv); |
| GR_GET_PROC(GrGLGetRenderbufferParameterivProc, |
| GetRenderbufferParameteriv); |
| GR_GET_PROC(GrGLRenderbufferStorageProc, RenderbufferStorage); |
| |
| interface->fMapBuffer = (PFNGLMAPBUFFEROESPROC) eglGetProcAddress("glMapBufferOES"); |
| interface->fUnmapBuffer = (PFNGLUNMAPBUFFEROESPROC) eglGetProcAddress("glUnmapBufferOES"); |
| } |
| glInterface.get()->ref(); |
| return glInterface.get(); |
| } |
| |