| OLD | NEW |
|---|
| 1 | 1 |
| 2 /* | 2 /* |
| 3 * Copyright 2011 Google Inc. | 3 * Copyright 2011 Google Inc. |
| 4 * | 4 * |
| 5 * Use of this source code is governed by a BSD-style license that can be | 5 * Use of this source code is governed by a BSD-style license that can be |
| 6 * found in the LICENSE file. | 6 * found in the LICENSE file. |
| 7 */ | 7 */ |
| 8 | 8 |
| 9 | 9 |
| 10 #include "gl/GrGLInterface.h" | 10 #include "gl/GrGLInterface.h" |
| (...skipping 25 matching lines...) Expand all Loading... |
| 36 | 36 |
| 37 static void* GetProcAddress(const char* name) { | 37 static void* GetProcAddress(const char* name) { |
| 38 static GLLoader gLoader; | 38 static GLLoader gLoader; |
| 39 return dlsym(gLoader.handle(), name); | 39 return dlsym(gLoader.handle(), name); |
| 40 } | 40 } |
| 41 | 41 |
| 42 #define GET_PROC(name) (interface->f ## name = ((GrGL ## name ## Proc) GetProcAd
dress("gl" #name))) | 42 #define GET_PROC(name) (interface->f ## name = ((GrGL ## name ## Proc) GetProcAd
dress("gl" #name))) |
| 43 #define GET_PROC_SUFFIX(name, suffix) (interface->f ## name = ((GrGL ## name ##
Proc) GetProcAddress("gl" #name #suffix))) | 43 #define GET_PROC_SUFFIX(name, suffix) (interface->f ## name = ((GrGL ## name ##
Proc) GetProcAddress("gl" #name #suffix))) |
| 44 | 44 |
| 45 const GrGLInterface* GrGLCreateNativeInterface() { | 45 const GrGLInterface* GrGLCreateNativeInterface() { |
| 46 // The gl functions are not context-specific so we create one global interfa
ce | 46 |
| 47 static SkAutoTUnref<GrGLInterface> glInterface; | 47 GrGLGetStringProc glGetString = (GrGLGetStringProc) GetProcAddress("glGetStr
ing"); |
| 48 if (!glInterface.get()) { | 48 GrGLGetStringiProc glGetStringi = (GrGLGetStringiProc) GetProcAddress("glGet
Stringi"); |
| 49 GrGLInterface* interface = new GrGLInterface; | 49 GrGLGetIntegervProc glGetIntegerv = (GrGLGetIntegervProc) GetProcAddress("gl
GetIntegerv"); |
| 50 | 50 |
| 51 GrGLGetStringProc glGetString = (GrGLGetStringProc) GetProcAddress("glGe
tString"); | 51 const char* verStr = (const char*) glGetString(GR_GL_VERSION); |
| 52 GrGLGetStringiProc glGetStringi = (GrGLGetStringiProc) GetProcAddress("g
lGetStringi"); | 52 GrGLVersion ver = GrGLGetVersionFromString(verStr); |
| 53 GrGLGetIntegervProc glGetIntegerv = (GrGLGetIntegervProc) GetProcAddress
("glGetIntegerv"); | 53 GrGLExtensions extensions; |
| 54 | 54 if (!extensions.init(kDesktop_GrGLBinding, glGetString, glGetStringi, glGetI
ntegerv)) { |
| 55 glInterface.reset(interface); | 55 return NULL; |
| 56 const char* verStr = (const char*) glGetString(GR_GL_VERSION); | 56 } |
| 57 GrGLVersion ver = GrGLGetVersionFromString(verStr); | 57 |
| 58 GrGLExtensions extensions; | 58 GrGLInterface* interface = SkNEW(GrGLInterface); |
| 59 if (!extensions.init(kDesktop_GrGLBinding, glGetString, glGetStringi, gl
GetIntegerv)) { | 59 interface->fBindingsExported = kDesktop_GrGLBinding; |
| 60 glInterface.reset(NULL); | 60 |
| 61 return NULL; | 61 GET_PROC(ActiveTexture); |
| 62 GET_PROC(AttachShader); |
| 63 GET_PROC(BeginQuery); |
| 64 GET_PROC(BindAttribLocation); |
| 65 GET_PROC(BindBuffer); |
| 66 if (ver >= GR_GL_VER(3,0)) { |
| 67 GET_PROC(BindFragDataLocation); |
| 68 } |
| 69 GET_PROC(BindTexture); |
| 70 GET_PROC(BlendFunc); |
| 71 |
| 72 if (ver >= GR_GL_VER(1,4) || |
| 73 extensions.has("GL_ARB_imaging") || |
| 74 extensions.has("GL_EXT_blend_color")) { |
| 75 GET_PROC(BlendColor); |
| 76 } |
| 77 |
| 78 GET_PROC(BufferData); |
| 79 GET_PROC(BufferSubData); |
| 80 GET_PROC(Clear); |
| 81 GET_PROC(ClearColor); |
| 82 GET_PROC(ClearStencil); |
| 83 GET_PROC(ClientActiveTexture); |
| 84 GET_PROC(ColorMask); |
| 85 GET_PROC(CompileShader); |
| 86 GET_PROC(CompressedTexImage2D); |
| 87 GET_PROC(CopyTexSubImage2D); |
| 88 GET_PROC(CreateProgram); |
| 89 GET_PROC(CreateShader); |
| 90 GET_PROC(CullFace); |
| 91 GET_PROC(DeleteBuffers); |
| 92 GET_PROC(DeleteProgram); |
| 93 GET_PROC(DeleteQueries); |
| 94 GET_PROC(DeleteShader); |
| 95 GET_PROC(DeleteTextures); |
| 96 GET_PROC(DepthMask); |
| 97 GET_PROC(Disable); |
| 98 GET_PROC(DisableClientState); |
| 99 GET_PROC(DisableVertexAttribArray); |
| 100 GET_PROC(DrawArrays); |
| 101 GET_PROC(DrawBuffer); |
| 102 GET_PROC(DrawBuffers); |
| 103 GET_PROC(DrawElements); |
| 104 GET_PROC(Enable); |
| 105 GET_PROC(EnableClientState); |
| 106 GET_PROC(EnableVertexAttribArray); |
| 107 GET_PROC(EndQuery); |
| 108 GET_PROC(Finish); |
| 109 GET_PROC(Flush); |
| 110 GET_PROC(FrontFace); |
| 111 GET_PROC(GenBuffers); |
| 112 GET_PROC(GenerateMipmap); |
| 113 GET_PROC(GenQueries); |
| 114 GET_PROC(GetBufferParameteriv); |
| 115 GET_PROC(GetError); |
| 116 GET_PROC(GetIntegerv); |
| 117 GET_PROC(GetProgramInfoLog); |
| 118 GET_PROC(GetProgramiv); |
| 119 GET_PROC(GetQueryiv); |
| 120 GET_PROC(GetQueryObjectiv); |
| 121 GET_PROC(GetQueryObjectuiv); |
| 122 GET_PROC(GetShaderInfoLog); |
| 123 GET_PROC(GetShaderiv); |
| 124 GET_PROC(GetString); |
| 125 GET_PROC(GetStringi); |
| 126 GET_PROC(GetTexLevelParameteriv); |
| 127 GET_PROC(GenTextures); |
| 128 GET_PROC(GetUniformLocation); |
| 129 GET_PROC(LineWidth); |
| 130 GET_PROC(LinkProgram); |
| 131 GET_PROC(LoadIdentity); |
| 132 GET_PROC(LoadMatrixf); |
| 133 GET_PROC(MapBuffer); |
| 134 GET_PROC(MatrixMode); |
| 135 GET_PROC(PixelStorei); |
| 136 GET_PROC(ReadBuffer); |
| 137 GET_PROC(ReadPixels); |
| 138 GET_PROC(Scissor); |
| 139 GET_PROC(ShaderSource); |
| 140 GET_PROC(StencilFunc); |
| 141 GET_PROC(StencilFuncSeparate); |
| 142 GET_PROC(StencilMask); |
| 143 GET_PROC(StencilMaskSeparate); |
| 144 GET_PROC(StencilOp); |
| 145 GET_PROC(StencilOpSeparate); |
| 146 GET_PROC(TexGenf); |
| 147 GET_PROC(TexGenfv); |
| 148 GET_PROC(TexGeni); |
| 149 GET_PROC(TexImage2D); |
| 150 GET_PROC(TexParameteri); |
| 151 GET_PROC(TexParameteriv); |
| 152 if (ver >= GR_GL_VER(4,2) || extensions.has("GL_ARB_texture_storage")) { |
| 153 GET_PROC(TexStorage2D); |
| 154 } else if (extensions.has("GL_EXT_texture_storage")) { |
| 155 GET_PROC_SUFFIX(TexStorage2D, EXT); |
| 156 } |
| 157 GET_PROC(TexSubImage2D); |
| 158 GET_PROC(Uniform1f); |
| 159 GET_PROC(Uniform1i); |
| 160 GET_PROC(Uniform1fv); |
| 161 GET_PROC(Uniform1iv); |
| 162 GET_PROC(Uniform2f); |
| 163 GET_PROC(Uniform2i); |
| 164 GET_PROC(Uniform2fv); |
| 165 GET_PROC(Uniform2iv); |
| 166 GET_PROC(Uniform3f); |
| 167 GET_PROC(Uniform3i); |
| 168 GET_PROC(Uniform3fv); |
| 169 GET_PROC(Uniform3iv); |
| 170 GET_PROC(Uniform4f); |
| 171 GET_PROC(Uniform4i); |
| 172 GET_PROC(Uniform4fv); |
| 173 GET_PROC(Uniform4iv); |
| 174 GET_PROC(Uniform4fv); |
| 175 GET_PROC(UniformMatrix2fv); |
| 176 GET_PROC(UniformMatrix3fv); |
| 177 GET_PROC(UniformMatrix4fv); |
| 178 GET_PROC(UnmapBuffer); |
| 179 GET_PROC(UseProgram); |
| 180 GET_PROC(VertexAttrib4fv); |
| 181 GET_PROC(VertexAttribPointer); |
| 182 GET_PROC(VertexPointer); |
| 183 GET_PROC(Viewport); |
| 184 |
| 185 if (ver >= GR_GL_VER(3,0) || extensions.has("GL_ARB_vertex_array_object")) { |
| 186 // no ARB suffix for GL_ARB_vertex_array_object |
| 187 GET_PROC(BindVertexArray); |
| 188 GET_PROC(DeleteVertexArrays); |
| 189 GET_PROC(GenVertexArrays); |
| 190 } |
| 191 |
| 192 if (ver >= GR_GL_VER(3,3) || extensions.has("GL_ARB_timer_query")) { |
| 193 // ARB extension doesn't use the ARB suffix on the function name |
| 194 GET_PROC(QueryCounter); |
| 195 GET_PROC(GetQueryObjecti64v); |
| 196 GET_PROC(GetQueryObjectui64v); |
| 197 } else if (extensions.has("GL_EXT_timer_query")) { |
| 198 GET_PROC_SUFFIX(GetQueryObjecti64v, EXT); |
| 199 GET_PROC_SUFFIX(GetQueryObjectui64v, EXT); |
| 200 } |
| 201 |
| 202 if (ver >= GR_GL_VER(3,0) || extensions.has("GL_ARB_framebuffer_object")) { |
| 203 // ARB extension doesn't use the ARB suffix on the function names |
| 204 GET_PROC(GenFramebuffers); |
| 205 GET_PROC(GetFramebufferAttachmentParameteriv); |
| 206 GET_PROC(GetRenderbufferParameteriv); |
| 207 GET_PROC(BindFramebuffer); |
| 208 GET_PROC(FramebufferTexture2D); |
| 209 GET_PROC(CheckFramebufferStatus); |
| 210 GET_PROC(DeleteFramebuffers); |
| 211 GET_PROC(RenderbufferStorage); |
| 212 GET_PROC(GenRenderbuffers); |
| 213 GET_PROC(DeleteRenderbuffers); |
| 214 GET_PROC(FramebufferRenderbuffer); |
| 215 GET_PROC(BindRenderbuffer); |
| 216 GET_PROC(RenderbufferStorageMultisample); |
| 217 GET_PROC(BlitFramebuffer); |
| 218 } else { |
| 219 if (extensions.has("GL_EXT_framebuffer_object")) { |
| 220 GET_PROC_SUFFIX(GenFramebuffers, EXT); |
| 221 GET_PROC_SUFFIX(GetFramebufferAttachmentParameteriv, EXT); |
| 222 GET_PROC_SUFFIX(GetRenderbufferParameteriv, EXT); |
| 223 GET_PROC_SUFFIX(BindFramebuffer, EXT); |
| 224 GET_PROC_SUFFIX(FramebufferTexture2D, EXT); |
| 225 GET_PROC_SUFFIX(CheckFramebufferStatus, EXT); |
| 226 GET_PROC_SUFFIX(DeleteFramebuffers, EXT); |
| 227 GET_PROC_SUFFIX(RenderbufferStorage, EXT); |
| 228 GET_PROC_SUFFIX(GenRenderbuffers, EXT); |
| 229 GET_PROC_SUFFIX(DeleteRenderbuffers, EXT); |
| 230 GET_PROC_SUFFIX(FramebufferRenderbuffer, EXT); |
| 231 GET_PROC_SUFFIX(BindRenderbuffer, EXT); |
| 62 } | 232 } |
| 63 interface->fBindingsExported = kDesktop_GrGLBinding; | 233 if (extensions.has("GL_EXT_framebuffer_multisample")) { |
| 64 | 234 GET_PROC_SUFFIX(RenderbufferStorageMultisample, EXT); |
| 65 GET_PROC(ActiveTexture); | |
| 66 GET_PROC(AttachShader); | |
| 67 GET_PROC(BeginQuery); | |
| 68 GET_PROC(BindAttribLocation); | |
| 69 GET_PROC(BindBuffer); | |
| 70 if (ver >= GR_GL_VER(3,0)) { | |
| 71 GET_PROC(BindFragDataLocation); | |
| 72 } | 235 } |
| 73 GET_PROC(BindTexture); | 236 if (extensions.has("GL_EXT_framebuffer_blit")) { |
| 74 GET_PROC(BlendFunc); | 237 GET_PROC_SUFFIX(BlitFramebuffer, EXT); |
| 75 | |
| 76 if (ver >= GR_GL_VER(1,4) || | |
| 77 extensions.has("GL_ARB_imaging") || | |
| 78 extensions.has("GL_EXT_blend_color")) { | |
| 79 GET_PROC(BlendColor); | |
| 80 } | 238 } |
| 81 | 239 } |
| 82 GET_PROC(BufferData); | 240 if (ver >= GR_GL_VER(3,3) || extensions.has("GL_ARB_blend_func_extended")) { |
| 83 GET_PROC(BufferSubData); | 241 // ARB extension doesn't use the ARB suffix on the function name |
| 84 GET_PROC(Clear); | 242 GET_PROC(BindFragDataLocationIndexed); |
| 85 GET_PROC(ClearColor); | 243 } |
| 86 GET_PROC(ClearStencil); | 244 return interface; |
| 87 GET_PROC(ClientActiveTexture); | |
| 88 GET_PROC(ColorMask); | |
| 89 GET_PROC(CompileShader); | |
| 90 GET_PROC(CompressedTexImage2D); | |
| 91 GET_PROC(CopyTexSubImage2D); | |
| 92 GET_PROC(CreateProgram); | |
| 93 GET_PROC(CreateShader); | |
| 94 GET_PROC(CullFace); | |
| 95 GET_PROC(DeleteBuffers); | |
| 96 GET_PROC(DeleteProgram); | |
| 97 GET_PROC(DeleteQueries); | |
| 98 GET_PROC(DeleteShader); | |
| 99 GET_PROC(DeleteTextures); | |
| 100 GET_PROC(DepthMask); | |
| 101 GET_PROC(Disable); | |
| 102 GET_PROC(DisableClientState); | |
| 103 GET_PROC(DisableVertexAttribArray); | |
| 104 GET_PROC(DrawArrays); | |
| 105 GET_PROC(DrawBuffer); | |
| 106 GET_PROC(DrawBuffers); | |
| 107 GET_PROC(DrawElements); | |
| 108 GET_PROC(Enable); | |
| 109 GET_PROC(EnableClientState); | |
| 110 GET_PROC(EnableVertexAttribArray); | |
| 111 GET_PROC(EndQuery); | |
| 112 GET_PROC(Finish); | |
| 113 GET_PROC(Flush); | |
| 114 GET_PROC(FrontFace); | |
| 115 GET_PROC(GenBuffers); | |
| 116 GET_PROC(GenerateMipmap); | |
| 117 GET_PROC(GenQueries); | |
| 118 GET_PROC(GetBufferParameteriv); | |
| 119 GET_PROC(GetError); | |
| 120 GET_PROC(GetIntegerv); | |
| 121 GET_PROC(GetProgramInfoLog); | |
| 122 GET_PROC(GetProgramiv); | |
| 123 GET_PROC(GetQueryiv); | |
| 124 GET_PROC(GetQueryObjectiv); | |
| 125 GET_PROC(GetQueryObjectuiv); | |
| 126 GET_PROC(GetShaderInfoLog); | |
| 127 GET_PROC(GetShaderiv); | |
| 128 GET_PROC(GetString); | |
| 129 GET_PROC(GetStringi); | |
| 130 GET_PROC(GetTexLevelParameteriv); | |
| 131 GET_PROC(GenTextures); | |
| 132 GET_PROC(GetUniformLocation); | |
| 133 GET_PROC(LineWidth); | |
| 134 GET_PROC(LinkProgram); | |
| 135 GET_PROC(LoadIdentity); | |
| 136 GET_PROC(LoadMatrixf); | |
| 137 GET_PROC(MapBuffer); | |
| 138 GET_PROC(MatrixMode); | |
| 139 GET_PROC(PixelStorei); | |
| 140 GET_PROC(ReadBuffer); | |
| 141 GET_PROC(ReadPixels); | |
| 142 GET_PROC(Scissor); | |
| 143 GET_PROC(ShaderSource); | |
| 144 GET_PROC(StencilFunc); | |
| 145 GET_PROC(StencilFuncSeparate); | |
| 146 GET_PROC(StencilMask); | |
| 147 GET_PROC(StencilMaskSeparate); | |
| 148 GET_PROC(StencilOp); | |
| 149 GET_PROC(StencilOpSeparate); | |
| 150 GET_PROC(TexGenf); | |
| 151 GET_PROC(TexGenfv); | |
| 152 GET_PROC(TexGeni); | |
| 153 GET_PROC(TexImage2D); | |
| 154 GET_PROC(TexParameteri); | |
| 155 GET_PROC(TexParameteriv); | |
| 156 if (ver >= GR_GL_VER(4,2) || extensions.has("GL_ARB_texture_storage")) { | |
| 157 GET_PROC(TexStorage2D); | |
| 158 } else if (extensions.has("GL_EXT_texture_storage")) { | |
| 159 GET_PROC_SUFFIX(TexStorage2D, EXT); | |
| 160 } | |
| 161 GET_PROC(TexSubImage2D); | |
| 162 GET_PROC(Uniform1f); | |
| 163 GET_PROC(Uniform1i); | |
| 164 GET_PROC(Uniform1fv); | |
| 165 GET_PROC(Uniform1iv); | |
| 166 GET_PROC(Uniform2f); | |
| 167 GET_PROC(Uniform2i); | |
| 168 GET_PROC(Uniform2fv); | |
| 169 GET_PROC(Uniform2iv); | |
| 170 GET_PROC(Uniform3f); | |
| 171 GET_PROC(Uniform3i); | |
| 172 GET_PROC(Uniform3fv); | |
| 173 GET_PROC(Uniform3iv); | |
| 174 GET_PROC(Uniform4f); | |
| 175 GET_PROC(Uniform4i); | |
| 176 GET_PROC(Uniform4fv); | |
| 177 GET_PROC(Uniform4iv); | |
| 178 GET_PROC(Uniform4fv); | |
| 179 GET_PROC(UniformMatrix2fv); | |
| 180 GET_PROC(UniformMatrix3fv); | |
| 181 GET_PROC(UniformMatrix4fv); | |
| 182 GET_PROC(UnmapBuffer); | |
| 183 GET_PROC(UseProgram); | |
| 184 GET_PROC(VertexAttrib4fv); | |
| 185 GET_PROC(VertexAttribPointer); | |
| 186 GET_PROC(VertexPointer); | |
| 187 GET_PROC(Viewport); | |
| 188 | |
| 189 if (ver >= GR_GL_VER(3,0) || extensions.has("GL_ARB_vertex_array_object"
)) { | |
| 190 // no ARB suffix for GL_ARB_vertex_array_object | |
| 191 GET_PROC(BindVertexArray); | |
| 192 GET_PROC(DeleteVertexArrays); | |
| 193 GET_PROC(GenVertexArrays); | |
| 194 } | |
| 195 | |
| 196 if (ver >= GR_GL_VER(3,3) || extensions.has("GL_ARB_timer_query")) { | |
| 197 // ARB extension doesn't use the ARB suffix on the function name | |
| 198 GET_PROC(QueryCounter); | |
| 199 GET_PROC(GetQueryObjecti64v); | |
| 200 GET_PROC(GetQueryObjectui64v); | |
| 201 } else if (extensions.has("GL_EXT_timer_query")) { | |
| 202 GET_PROC_SUFFIX(GetQueryObjecti64v, EXT); | |
| 203 GET_PROC_SUFFIX(GetQueryObjectui64v, EXT); | |
| 204 } | |
| 205 | |
| 206 if (ver >= GR_GL_VER(3,0) || extensions.has("GL_ARB_framebuffer_object")
) { | |
| 207 // ARB extension doesn't use the ARB suffix on the function names | |
| 208 GET_PROC(GenFramebuffers); | |
| 209 GET_PROC(GetFramebufferAttachmentParameteriv); | |
| 210 GET_PROC(GetRenderbufferParameteriv); | |
| 211 GET_PROC(BindFramebuffer); | |
| 212 GET_PROC(FramebufferTexture2D); | |
| 213 GET_PROC(CheckFramebufferStatus); | |
| 214 GET_PROC(DeleteFramebuffers); | |
| 215 GET_PROC(RenderbufferStorage); | |
| 216 GET_PROC(GenRenderbuffers); | |
| 217 GET_PROC(DeleteRenderbuffers); | |
| 218 GET_PROC(FramebufferRenderbuffer); | |
| 219 GET_PROC(BindRenderbuffer); | |
| 220 GET_PROC(RenderbufferStorageMultisample); | |
| 221 GET_PROC(BlitFramebuffer); | |
| 222 } else { | |
| 223 if (extensions.has("GL_EXT_framebuffer_object")) { | |
| 224 GET_PROC_SUFFIX(GenFramebuffers, EXT); | |
| 225 GET_PROC_SUFFIX(GetFramebufferAttachmentParameteriv, EXT); | |
| 226 GET_PROC_SUFFIX(GetRenderbufferParameteriv, EXT); | |
| 227 GET_PROC_SUFFIX(BindFramebuffer, EXT); | |
| 228 GET_PROC_SUFFIX(FramebufferTexture2D, EXT); | |
| 229 GET_PROC_SUFFIX(CheckFramebufferStatus, EXT); | |
| 230 GET_PROC_SUFFIX(DeleteFramebuffers, EXT); | |
| 231 GET_PROC_SUFFIX(RenderbufferStorage, EXT); | |
| 232 GET_PROC_SUFFIX(GenRenderbuffers, EXT); | |
| 233 GET_PROC_SUFFIX(DeleteRenderbuffers, EXT); | |
| 234 GET_PROC_SUFFIX(FramebufferRenderbuffer, EXT); | |
| 235 GET_PROC_SUFFIX(BindRenderbuffer, EXT); | |
| 236 } | |
| 237 if (extensions.has("GL_EXT_framebuffer_multisample")) { | |
| 238 GET_PROC_SUFFIX(RenderbufferStorageMultisample, EXT); | |
| 239 } | |
| 240 if (extensions.has("GL_EXT_framebuffer_blit")) { | |
| 241 GET_PROC_SUFFIX(BlitFramebuffer, EXT); | |
| 242 } | |
| 243 } | |
| 244 if (ver >= GR_GL_VER(3,3) || extensions.has("GL_ARB_blend_func_extended"
)) { | |
| 245 // ARB extension doesn't use the ARB suffix on the function name | |
| 246 GET_PROC(BindFragDataLocationIndexed); | |
| 247 } | |
| 248 } | |
| 249 glInterface.get()->ref(); | |
| 250 return glInterface.get(); | |
| 251 } | 245 } |
| OLD | NEW |
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Chromium Code Reviews
Issue 137753005:
Make GrGLInterface be context-specific on all platforms (Closed)
Base URL: https://skia.googlecode.com/svn/trunk