1 /* 2 * Copyright 2011 Google Inc. 3 * 4 * Use of this source code is governed by a BSD-style license that can be 5 * found in the LICENSE file. 6 */ 7 8 #ifndef GrGLInterface_DEFINED 9 #define GrGLInterface_DEFINED 10 11 #include "GrGLFunctions.h" 12 #include "GrGLExtensions.h" 13 #include "SkRefCnt.h" 14 15 //////////////////////////////////////////////////////////////////////////////// 16 17 /** 18 * Rather than depend on platform-specific GL headers and libraries, we require 19 * the client to provide a struct of GL function pointers. This struct can be 20 * specified per-GrContext as a parameter to GrContext::Create. If NULL is 21 * passed to Create then a "default" GL interface is created. If the default is 22 * also NULL GrContext creation will fail. 23 * 24 * The default interface is returned by GrGLDefaultInterface. This function's 25 * implementation is platform-specific. Several have been provided, along with 26 * an implementation that simply returns NULL. 27 * 28 * By defining GR_GL_PER_GL_CALL_IFACE_CALLBACK to 1 the client can specify a 29 * callback function that will be called prior to each GL function call. See 30 * comments in GrGLConfig.h 31 */ 32 33 typedef void(*GrGLFuncPtr)(); 34 35 struct GrGLInterface; 36 37 const GrGLInterface* GrGLDefaultInterface(); 38 39 /** 40 * Creates a GrGLInterface for a "native" GL context (e.g. WGL on windows, 41 * GLX on linux, AGL on Mac). The interface is only valid for the GL context 42 * that is current when the interface is created. 43 */ 44 SK_API const GrGLInterface* GrGLCreateNativeInterface(); 45 46 #if SK_MESA 47 /** 48 * Creates a GrGLInterface for an OSMesa context. 49 */ 50 SK_API const GrGLInterface* GrGLCreateMesaInterface(); 51 #endif 52 53 #if SK_ANGLE 54 /** 55 * Creates a GrGLInterface for an ANGLE context. 56 */ 57 SK_API const GrGLInterface* GrGLCreateANGLEInterface(); 58 #endif 59 60 #if SK_COMMAND_BUFFER 61 /** 62 * Creates a GrGLInterface for a Command Buffer context. 63 */ 64 SK_API const GrGLInterface* GrGLCreateCommandBufferInterface(); 65 #endif 66 67 /** 68 * Creates a null GrGLInterface that doesn't draw anything. Used for measuring 69 * CPU overhead. 70 */ 71 const SK_API GrGLInterface* GrGLCreateNullInterface(); 72 73 /** 74 * Creates a debugging GrGLInterface that doesn't draw anything. Used for 75 * finding memory leaks and invalid memory accesses. 76 */ 77 const GrGLInterface* GrGLCreateDebugInterface(); 78 79 #if GR_GL_PER_GL_FUNC_CALLBACK 80 typedef void (*GrGLInterfaceCallbackProc)(const GrGLInterface*); 81 typedef intptr_t GrGLInterfaceCallbackData; 82 #endif 83 84 /** Function that returns a new interface identical to "interface" but without support for 85 GL_NV_path_rendering. */ 86 const GrGLInterface* GrGLInterfaceRemoveNVPR(const GrGLInterface*); 87 88 /** Function that returns a new interface identical to "interface" but with support for 89 test version of GL_EXT_debug_marker. */ 90 const GrGLInterface* GrGLInterfaceAddTestDebugMarker(const GrGLInterface*, 91 GrGLInsertEventMarkerProc insertEventMarkerFn, 92 GrGLPushGroupMarkerProc pushGroupMarkerFn, 93 GrGLPopGroupMarkerProc popGroupMarkerFn); 94 95 /** 96 * GrContext uses the following interface to make all calls into OpenGL. When a 97 * GrContext is created it is given a GrGLInterface. The interface's function 98 * pointers must be valid for the OpenGL context associated with the GrContext. 99 * On some platforms, such as Windows, function pointers for OpenGL extensions 100 * may vary between OpenGL contexts. So the caller must be careful to use a 101 * GrGLInterface initialized for the correct context. All functions that should 102 * be available based on the OpenGL's version and extension string must be 103 * non-NULL or GrContext creation will fail. This can be tested with the 104 * validate() method when the OpenGL context has been made current. 105 */ 106 struct SK_API GrGLInterface : public SkRefCnt { 107 private: 108 typedef SkRefCnt INHERITED; 109 110 public: 111 GrGLInterface(); 112 113 static GrGLInterface* NewClone(const GrGLInterface*); 114 115 // Validates that the GrGLInterface supports its advertised standard. This means the necessary 116 // function pointers have been initialized for both the GL version and any advertised 117 // extensions. 118 bool validate() const; 119 120 // Indicates the type of GL implementation 121 union { 122 GrGLStandard fStandard; 123 GrGLStandard fBindingsExported; // Legacy name, will be remove when Chromium is updated. 124 }; 125 126 GrGLExtensions fExtensions; 127 hasExtensionGrGLInterface128 bool hasExtension(const char ext[]) const { return fExtensions.has(ext); } 129 130 /** 131 * The function pointers are in a struct so that we can have a compiler generated assignment 132 * operator. 133 */ 134 struct Functions { 135 GrGLFunction<GrGLActiveTextureProc> fActiveTexture; 136 GrGLFunction<GrGLAttachShaderProc> fAttachShader; 137 GrGLFunction<GrGLBeginQueryProc> fBeginQuery; 138 GrGLFunction<GrGLBindAttribLocationProc> fBindAttribLocation; 139 GrGLFunction<GrGLBindBufferProc> fBindBuffer; 140 GrGLFunction<GrGLBindFragDataLocationProc> fBindFragDataLocation; 141 GrGLFunction<GrGLBindFragDataLocationIndexedProc> fBindFragDataLocationIndexed; 142 GrGLFunction<GrGLBindFramebufferProc> fBindFramebuffer; 143 GrGLFunction<GrGLBindRenderbufferProc> fBindRenderbuffer; 144 GrGLFunction<GrGLBindTextureProc> fBindTexture; 145 GrGLFunction<GrGLBindVertexArrayProc> fBindVertexArray; 146 GrGLFunction<GrGLBlendBarrierProc> fBlendBarrier; 147 GrGLFunction<GrGLBlendColorProc> fBlendColor; 148 GrGLFunction<GrGLBlendEquationProc> fBlendEquation; 149 GrGLFunction<GrGLBlendFuncProc> fBlendFunc; 150 GrGLFunction<GrGLBlitFramebufferProc> fBlitFramebuffer; 151 GrGLFunction<GrGLBufferDataProc> fBufferData; 152 GrGLFunction<GrGLBufferSubDataProc> fBufferSubData; 153 GrGLFunction<GrGLCheckFramebufferStatusProc> fCheckFramebufferStatus; 154 GrGLFunction<GrGLClearProc> fClear; 155 GrGLFunction<GrGLClearColorProc> fClearColor; 156 GrGLFunction<GrGLClearStencilProc> fClearStencil; 157 GrGLFunction<GrGLColorMaskProc> fColorMask; 158 GrGLFunction<GrGLCompileShaderProc> fCompileShader; 159 GrGLFunction<GrGLCompressedTexImage2DProc> fCompressedTexImage2D; 160 GrGLFunction<GrGLCompressedTexSubImage2DProc> fCompressedTexSubImage2D; 161 GrGLFunction<GrGLCopyTexSubImage2DProc> fCopyTexSubImage2D; 162 GrGLFunction<GrGLCreateProgramProc> fCreateProgram; 163 GrGLFunction<GrGLCreateShaderProc> fCreateShader; 164 GrGLFunction<GrGLCullFaceProc> fCullFace; 165 GrGLFunction<GrGLDeleteBuffersProc> fDeleteBuffers; 166 GrGLFunction<GrGLDeleteFramebuffersProc> fDeleteFramebuffers; 167 GrGLFunction<GrGLDeleteProgramProc> fDeleteProgram; 168 GrGLFunction<GrGLDeleteQueriesProc> fDeleteQueries; 169 GrGLFunction<GrGLDeleteRenderbuffersProc> fDeleteRenderbuffers; 170 GrGLFunction<GrGLDeleteShaderProc> fDeleteShader; 171 GrGLFunction<GrGLDeleteTexturesProc> fDeleteTextures; 172 GrGLFunction<GrGLDeleteVertexArraysProc> fDeleteVertexArrays; 173 GrGLFunction<GrGLDepthMaskProc> fDepthMask; 174 GrGLFunction<GrGLDisableProc> fDisable; 175 GrGLFunction<GrGLDisableVertexAttribArrayProc> fDisableVertexAttribArray; 176 GrGLFunction<GrGLDrawArraysProc> fDrawArrays; 177 GrGLFunction<GrGLDrawArraysIndirectProc> fDrawArraysIndirect; 178 GrGLFunction<GrGLDrawArraysInstancedProc> fDrawArraysInstanced; 179 GrGLFunction<GrGLDrawBufferProc> fDrawBuffer; 180 GrGLFunction<GrGLDrawBuffersProc> fDrawBuffers; 181 GrGLFunction<GrGLDrawElementsProc> fDrawElements; 182 GrGLFunction<GrGLDrawElementsIndirectProc> fDrawElementsIndirect; 183 GrGLFunction<GrGLDrawElementsInstancedProc> fDrawElementsInstanced; 184 GrGLFunction<GrGLEnableProc> fEnable; 185 GrGLFunction<GrGLEnableVertexAttribArrayProc> fEnableVertexAttribArray; 186 GrGLFunction<GrGLEndQueryProc> fEndQuery; 187 GrGLFunction<GrGLFinishProc> fFinish; 188 GrGLFunction<GrGLFlushProc> fFlush; 189 GrGLFunction<GrGLFlushMappedBufferRangeProc> fFlushMappedBufferRange; 190 GrGLFunction<GrGLFramebufferRenderbufferProc> fFramebufferRenderbuffer; 191 GrGLFunction<GrGLFramebufferTexture2DProc> fFramebufferTexture2D; 192 GrGLFunction<GrGLFramebufferTexture2DMultisampleProc> fFramebufferTexture2DMultisample; 193 GrGLFunction<GrGLFrontFaceProc> fFrontFace; 194 GrGLFunction<GrGLGenBuffersProc> fGenBuffers; 195 GrGLFunction<GrGLGenFramebuffersProc> fGenFramebuffers; 196 GrGLFunction<GrGLGenerateMipmapProc> fGenerateMipmap; 197 GrGLFunction<GrGLGenQueriesProc> fGenQueries; 198 GrGLFunction<GrGLGenRenderbuffersProc> fGenRenderbuffers; 199 GrGLFunction<GrGLGenTexturesProc> fGenTextures; 200 GrGLFunction<GrGLGenVertexArraysProc> fGenVertexArrays; 201 GrGLFunction<GrGLGetBufferParameterivProc> fGetBufferParameteriv; 202 GrGLFunction<GrGLGetErrorProc> fGetError; 203 GrGLFunction<GrGLGetFramebufferAttachmentParameterivProc> fGetFramebufferAttachmentParameteriv; 204 GrGLFunction<GrGLGetIntegervProc> fGetIntegerv; 205 GrGLFunction<GrGLGetQueryObjecti64vProc> fGetQueryObjecti64v; 206 GrGLFunction<GrGLGetQueryObjectivProc> fGetQueryObjectiv; 207 GrGLFunction<GrGLGetQueryObjectui64vProc> fGetQueryObjectui64v; 208 GrGLFunction<GrGLGetQueryObjectuivProc> fGetQueryObjectuiv; 209 GrGLFunction<GrGLGetQueryivProc> fGetQueryiv; 210 GrGLFunction<GrGLGetProgramInfoLogProc> fGetProgramInfoLog; 211 GrGLFunction<GrGLGetProgramivProc> fGetProgramiv; 212 GrGLFunction<GrGLGetRenderbufferParameterivProc> fGetRenderbufferParameteriv; 213 GrGLFunction<GrGLGetShaderInfoLogProc> fGetShaderInfoLog; 214 GrGLFunction<GrGLGetShaderivProc> fGetShaderiv; 215 GrGLFunction<GrGLGetShaderPrecisionFormatProc> fGetShaderPrecisionFormat; 216 GrGLFunction<GrGLGetStringProc> fGetString; 217 GrGLFunction<GrGLGetStringiProc> fGetStringi; 218 GrGLFunction<GrGLGetTexLevelParameterivProc> fGetTexLevelParameteriv; 219 GrGLFunction<GrGLGetUniformLocationProc> fGetUniformLocation; 220 GrGLFunction<GrGLInsertEventMarkerProc> fInsertEventMarker; 221 GrGLFunction<GrGLInvalidateBufferDataProc> fInvalidateBufferData; 222 GrGLFunction<GrGLInvalidateBufferSubDataProc> fInvalidateBufferSubData; 223 GrGLFunction<GrGLInvalidateFramebufferProc> fInvalidateFramebuffer; 224 GrGLFunction<GrGLInvalidateSubFramebufferProc> fInvalidateSubFramebuffer; 225 GrGLFunction<GrGLInvalidateTexImageProc> fInvalidateTexImage; 226 GrGLFunction<GrGLInvalidateTexSubImageProc> fInvalidateTexSubImage; 227 GrGLFunction<GrGLIsTextureProc> fIsTexture; 228 GrGLFunction<GrGLLineWidthProc> fLineWidth; 229 GrGLFunction<GrGLLinkProgramProc> fLinkProgram; 230 GrGLFunction<GrGLMapBufferProc> fMapBuffer; 231 GrGLFunction<GrGLMapBufferRangeProc> fMapBufferRange; 232 GrGLFunction<GrGLMapBufferSubDataProc> fMapBufferSubData; 233 GrGLFunction<GrGLMapTexSubImage2DProc> fMapTexSubImage2D; 234 GrGLFunction<GrGLPixelStoreiProc> fPixelStorei; 235 GrGLFunction<GrGLPopGroupMarkerProc> fPopGroupMarker; 236 GrGLFunction<GrGLPushGroupMarkerProc> fPushGroupMarker; 237 GrGLFunction<GrGLQueryCounterProc> fQueryCounter; 238 GrGLFunction<GrGLRasterSamplesProc> fRasterSamples; 239 GrGLFunction<GrGLReadBufferProc> fReadBuffer; 240 GrGLFunction<GrGLReadPixelsProc> fReadPixels; 241 GrGLFunction<GrGLRenderbufferStorageProc> fRenderbufferStorage; 242 243 // On OpenGL ES there are multiple incompatible extensions that add support for MSAA 244 // and ES3 adds MSAA support to the standard. On an ES3 driver we may still use the 245 // older extensions for performance reasons or due to ES3 driver bugs. We want the function 246 // that creates the GrGLInterface to provide all available functions and internally 247 // we will select among them. They all have a method called glRenderbufferStorageMultisample*. 248 // So we have separate function pointers for GL_IMG/EXT_multisampled_to_texture, 249 // GL_CHROMIUM/ANGLE_framebuffer_multisample/ES3, and GL_APPLE_framebuffer_multisample 250 // variations. 251 // 252 // If a driver supports multiple GL_ARB_framebuffer_multisample-style extensions then we will 253 // assume the function pointers for the standard (or equivalent GL_ARB) version have 254 // been preferred over GL_EXT, GL_CHROMIUM, or GL_ANGLE variations that have reduced 255 // functionality. 256 257 // GL_EXT_multisampled_render_to_texture (preferred) or GL_IMG_multisampled_render_to_texture 258 GrGLFunction<GrGLRenderbufferStorageMultisampleProc> fRenderbufferStorageMultisampleES2EXT; 259 // GL_APPLE_framebuffer_multisample 260 GrGLFunction<GrGLRenderbufferStorageMultisampleProc> fRenderbufferStorageMultisampleES2APPLE; 261 262 // This is used to store the pointer for GL_ARB/EXT/ANGLE/CHROMIUM_framebuffer_multisample or 263 // the standard function in ES3+ or GL 3.0+. 264 GrGLFunction<GrGLRenderbufferStorageMultisampleProc> fRenderbufferStorageMultisample; 265 266 // Pointer to BindUniformLocationCHROMIUM from the GL_CHROMIUM_bind_uniform_location extension. 267 GrGLFunction<GrGLBindUniformLocationProc> fBindUniformLocation; 268 269 GrGLFunction<GrGLResolveMultisampleFramebufferProc> fResolveMultisampleFramebuffer; 270 GrGLFunction<GrGLScissorProc> fScissor; 271 GrGLFunction<GrGLShaderSourceProc> fShaderSource; 272 GrGLFunction<GrGLStencilFuncProc> fStencilFunc; 273 GrGLFunction<GrGLStencilFuncSeparateProc> fStencilFuncSeparate; 274 GrGLFunction<GrGLStencilMaskProc> fStencilMask; 275 GrGLFunction<GrGLStencilMaskSeparateProc> fStencilMaskSeparate; 276 GrGLFunction<GrGLStencilOpProc> fStencilOp; 277 GrGLFunction<GrGLStencilOpSeparateProc> fStencilOpSeparate; 278 GrGLFunction<GrGLTexImage2DProc> fTexImage2D; 279 GrGLFunction<GrGLTexParameteriProc> fTexParameteri; 280 GrGLFunction<GrGLTexParameterivProc> fTexParameteriv; 281 GrGLFunction<GrGLTexSubImage2DProc> fTexSubImage2D; 282 GrGLFunction<GrGLTexStorage2DProc> fTexStorage2D; 283 GrGLFunction<GrGLTextureBarrierProc> fTextureBarrier; 284 GrGLFunction<GrGLDiscardFramebufferProc> fDiscardFramebuffer; 285 GrGLFunction<GrGLUniform1fProc> fUniform1f; 286 GrGLFunction<GrGLUniform1iProc> fUniform1i; 287 GrGLFunction<GrGLUniform1fvProc> fUniform1fv; 288 GrGLFunction<GrGLUniform1ivProc> fUniform1iv; 289 GrGLFunction<GrGLUniform2fProc> fUniform2f; 290 GrGLFunction<GrGLUniform2iProc> fUniform2i; 291 GrGLFunction<GrGLUniform2fvProc> fUniform2fv; 292 GrGLFunction<GrGLUniform2ivProc> fUniform2iv; 293 GrGLFunction<GrGLUniform3fProc> fUniform3f; 294 GrGLFunction<GrGLUniform3iProc> fUniform3i; 295 GrGLFunction<GrGLUniform3fvProc> fUniform3fv; 296 GrGLFunction<GrGLUniform3ivProc> fUniform3iv; 297 GrGLFunction<GrGLUniform4fProc> fUniform4f; 298 GrGLFunction<GrGLUniform4iProc> fUniform4i; 299 GrGLFunction<GrGLUniform4fvProc> fUniform4fv; 300 GrGLFunction<GrGLUniform4ivProc> fUniform4iv; 301 GrGLFunction<GrGLUniformMatrix2fvProc> fUniformMatrix2fv; 302 GrGLFunction<GrGLUniformMatrix3fvProc> fUniformMatrix3fv; 303 GrGLFunction<GrGLUniformMatrix4fvProc> fUniformMatrix4fv; 304 GrGLFunction<GrGLUnmapBufferProc> fUnmapBuffer; 305 GrGLFunction<GrGLUnmapBufferSubDataProc> fUnmapBufferSubData; 306 GrGLFunction<GrGLUnmapTexSubImage2DProc> fUnmapTexSubImage2D; 307 GrGLFunction<GrGLUseProgramProc> fUseProgram; 308 GrGLFunction<GrGLVertexAttrib1fProc> fVertexAttrib1f; 309 GrGLFunction<GrGLVertexAttrib2fvProc> fVertexAttrib2fv; 310 GrGLFunction<GrGLVertexAttrib3fvProc> fVertexAttrib3fv; 311 GrGLFunction<GrGLVertexAttrib4fvProc> fVertexAttrib4fv; 312 GrGLFunction<GrGLVertexAttribDivisorProc> fVertexAttribDivisor; 313 GrGLFunction<GrGLVertexAttribIPointerProc> fVertexAttribIPointer; 314 GrGLFunction<GrGLVertexAttribPointerProc> fVertexAttribPointer; 315 GrGLFunction<GrGLViewportProc> fViewport; 316 317 /* GL_NV_path_rendering */ 318 GrGLFunction<GrGLMatrixLoadfProc> fMatrixLoadf; 319 GrGLFunction<GrGLMatrixLoadIdentityProc> fMatrixLoadIdentity; 320 GrGLFunction<GrGLGetProgramResourceLocationProc> fGetProgramResourceLocation; 321 GrGLFunction<GrGLPathCommandsProc> fPathCommands; 322 GrGLFunction<GrGLPathParameteriProc> fPathParameteri; 323 GrGLFunction<GrGLPathParameterfProc> fPathParameterf; 324 GrGLFunction<GrGLGenPathsProc> fGenPaths; 325 GrGLFunction<GrGLDeletePathsProc> fDeletePaths; 326 GrGLFunction<GrGLIsPathProc> fIsPath; 327 GrGLFunction<GrGLPathStencilFuncProc> fPathStencilFunc; 328 GrGLFunction<GrGLStencilFillPathProc> fStencilFillPath; 329 GrGLFunction<GrGLStencilStrokePathProc> fStencilStrokePath; 330 GrGLFunction<GrGLStencilFillPathInstancedProc> fStencilFillPathInstanced; 331 GrGLFunction<GrGLStencilStrokePathInstancedProc> fStencilStrokePathInstanced; 332 GrGLFunction<GrGLCoverFillPathProc> fCoverFillPath; 333 GrGLFunction<GrGLCoverStrokePathProc> fCoverStrokePath; 334 GrGLFunction<GrGLCoverFillPathInstancedProc> fCoverFillPathInstanced; 335 GrGLFunction<GrGLCoverStrokePathInstancedProc> fCoverStrokePathInstanced; 336 // NV_path_rendering v1.2 337 GrGLFunction<GrGLStencilThenCoverFillPathProc> fStencilThenCoverFillPath; 338 GrGLFunction<GrGLStencilThenCoverStrokePathProc> fStencilThenCoverStrokePath; 339 GrGLFunction<GrGLStencilThenCoverFillPathInstancedProc> fStencilThenCoverFillPathInstanced; 340 GrGLFunction<GrGLStencilThenCoverStrokePathInstancedProc> fStencilThenCoverStrokePathInstanced; 341 // NV_path_rendering v1.3 342 GrGLFunction<GrGLProgramPathFragmentInputGenProc> fProgramPathFragmentInputGen; 343 // CHROMIUM_path_rendering 344 GrGLFunction<GrGLBindFragmentInputLocationProc> fBindFragmentInputLocation; 345 346 /* NV_framebuffer_mixed_samples */ 347 GrGLFunction<GrGLCoverageModulationProc> fCoverageModulation; 348 349 /* EXT_multi_draw_indirect */ 350 GrGLFunction<GrGLMultiDrawArraysIndirectProc> fMultiDrawArraysIndirect; 351 GrGLFunction<GrGLMultiDrawElementsIndirectProc> fMultiDrawElementsIndirect; 352 353 /* NV_bindless_texture */ 354 // We use the NVIDIA verson for now because it does not require dynamically uniform handles. 355 // We may switch the the ARB version and/or omit methods in the future. 356 GrGLFunction<GrGLGetTextureHandleProc> fGetTextureHandle; 357 GrGLFunction<GrGLGetTextureSamplerHandleProc> fGetTextureSamplerHandle; 358 GrGLFunction<GrGLMakeTextureHandleResidentProc> fMakeTextureHandleResident; 359 GrGLFunction<GrGLMakeTextureHandleNonResidentProc> fMakeTextureHandleNonResident; 360 GrGLFunction<GrGLGetImageHandleProc> fGetImageHandle; 361 GrGLFunction<GrGLMakeImageHandleResidentProc> fMakeImageHandleResident; 362 GrGLFunction<GrGLMakeImageHandleNonResidentProc> fMakeImageHandleNonResident; 363 GrGLFunction<GrGLIsTextureHandleResidentProc> fIsTextureHandleResident; 364 GrGLFunction<GrGLIsImageHandleResidentProc> fIsImageHandleResident; 365 GrGLFunction<GrGLUniformHandleui64Proc> fUniformHandleui64; 366 GrGLFunction<GrGLUniformHandleui64vProc> fUniformHandleui64v; 367 GrGLFunction<GrGLProgramUniformHandleui64Proc> fProgramUniformHandleui64; 368 GrGLFunction<GrGLProgramUniformHandleui64vProc> fProgramUniformHandleui64v; 369 370 /* EXT_direct_state_access */ 371 // We use the EXT verson because it is more expansive and interacts with more extensions 372 // than the ARB or core (4.5) versions. We may switch and/or omit methods in the future. 373 GrGLFunction<GrGLTextureParameteriProc> fTextureParameteri; 374 GrGLFunction<GrGLTextureParameterivProc> fTextureParameteriv; 375 GrGLFunction<GrGLTextureParameterfProc> fTextureParameterf; 376 GrGLFunction<GrGLTextureParameterfvProc> fTextureParameterfv; 377 GrGLFunction<GrGLTextureImage1DProc> fTextureImage1D; 378 GrGLFunction<GrGLTextureImage2DProc> fTextureImage2D; 379 GrGLFunction<GrGLTextureSubImage1DProc> fTextureSubImage1D; 380 GrGLFunction<GrGLTextureSubImage2DProc> fTextureSubImage2D; 381 GrGLFunction<GrGLCopyTextureImage1DProc> fCopyTextureImage1D; 382 GrGLFunction<GrGLCopyTextureImage2DProc> fCopyTextureImage2D; 383 GrGLFunction<GrGLCopyTextureSubImage1DProc> fCopyTextureSubImage1D; 384 GrGLFunction<GrGLCopyTextureSubImage2DProc> fCopyTextureSubImage2D; 385 GrGLFunction<GrGLGetTextureImageProc> fGetTextureImage; 386 GrGLFunction<GrGLGetTextureParameterfvProc> fGetTextureParameterfv; 387 GrGLFunction<GrGLGetTextureParameterivProc> fGetTextureParameteriv; 388 GrGLFunction<GrGLGetTextureLevelParameterfvProc> fGetTextureLevelParameterfv; 389 GrGLFunction<GrGLGetTextureLevelParameterivProc> fGetTextureLevelParameteriv; 390 // OpenGL 1.2 391 GrGLFunction<GrGLTextureImage3DProc> fTextureImage3D; 392 GrGLFunction<GrGLTextureSubImage3DProc> fTextureSubImage3D; 393 GrGLFunction<GrGLCopyTextureSubImage3DProc> fCopyTextureSubImage3D; 394 GrGLFunction<GrGLCompressedTextureImage3DProc> fCompressedTextureImage3D; 395 GrGLFunction<GrGLCompressedTextureImage2DProc> fCompressedTextureImage2D; 396 GrGLFunction<GrGLCompressedTextureImage1DProc> fCompressedTextureImage1D; 397 GrGLFunction<GrGLCompressedTextureSubImage3DProc> fCompressedTextureSubImage3D; 398 GrGLFunction<GrGLCompressedTextureSubImage2DProc> fCompressedTextureSubImage2D; 399 GrGLFunction<GrGLCompressedTextureSubImage1DProc> fCompressedTextureSubImage1D; 400 GrGLFunction<GrGLGetCompressedTextureImageProc> fGetCompressedTextureImage; 401 // OpenGL 1.5 402 GrGLFunction<GrGLNamedBufferDataProc> fNamedBufferData; 403 GrGLFunction<GrGLNamedBufferSubDataProc> fNamedBufferSubData; 404 GrGLFunction<GrGLMapNamedBufferProc> fMapNamedBuffer; 405 GrGLFunction<GrGLUnmapNamedBufferProc> fUnmapNamedBuffer; 406 GrGLFunction<GrGLGetNamedBufferParameterivProc> fGetNamedBufferParameteriv; 407 GrGLFunction<GrGLGetNamedBufferPointervProc> fGetNamedBufferPointerv; 408 GrGLFunction<GrGLGetNamedBufferSubDataProc> fGetNamedBufferSubData; 409 // OpenGL 2.0 410 GrGLFunction<GrGLProgramUniform1fProc> fProgramUniform1f; 411 GrGLFunction<GrGLProgramUniform2fProc> fProgramUniform2f; 412 GrGLFunction<GrGLProgramUniform3fProc> fProgramUniform3f; 413 GrGLFunction<GrGLProgramUniform4fProc> fProgramUniform4f; 414 GrGLFunction<GrGLProgramUniform1iProc> fProgramUniform1i; 415 GrGLFunction<GrGLProgramUniform2iProc> fProgramUniform2i; 416 GrGLFunction<GrGLProgramUniform3iProc> fProgramUniform3i; 417 GrGLFunction<GrGLProgramUniform4iProc> fProgramUniform4i; 418 GrGLFunction<GrGLProgramUniform1fvProc> fProgramUniform1fv; 419 GrGLFunction<GrGLProgramUniform2fvProc> fProgramUniform2fv; 420 GrGLFunction<GrGLProgramUniform3fvProc> fProgramUniform3fv; 421 GrGLFunction<GrGLProgramUniform4fvProc> fProgramUniform4fv; 422 GrGLFunction<GrGLProgramUniform1ivProc> fProgramUniform1iv; 423 GrGLFunction<GrGLProgramUniform2ivProc> fProgramUniform2iv; 424 GrGLFunction<GrGLProgramUniform3ivProc> fProgramUniform3iv; 425 GrGLFunction<GrGLProgramUniform4ivProc> fProgramUniform4iv; 426 GrGLFunction<GrGLProgramUniformMatrix2fvProc> fProgramUniformMatrix2fv; 427 GrGLFunction<GrGLProgramUniformMatrix3fvProc> fProgramUniformMatrix3fv; 428 GrGLFunction<GrGLProgramUniformMatrix4fvProc> fProgramUniformMatrix4fv; 429 // OpenGL 2.1 430 GrGLFunction<GrGLProgramUniformMatrix2x3fvProc> fProgramUniformMatrix2x3fv; 431 GrGLFunction<GrGLProgramUniformMatrix3x2fvProc> fProgramUniformMatrix3x2fv; 432 GrGLFunction<GrGLProgramUniformMatrix2x4fvProc> fProgramUniformMatrix2x4fv; 433 GrGLFunction<GrGLProgramUniformMatrix4x2fvProc> fProgramUniformMatrix4x2fv; 434 GrGLFunction<GrGLProgramUniformMatrix3x4fvProc> fProgramUniformMatrix3x4fv; 435 GrGLFunction<GrGLProgramUniformMatrix4x3fvProc> fProgramUniformMatrix4x3fv; 436 // OpenGL 3.0 437 GrGLFunction<GrGLNamedRenderbufferStorageProc> fNamedRenderbufferStorage; 438 GrGLFunction<GrGLGetNamedRenderbufferParameterivProc> fGetNamedRenderbufferParameteriv; 439 GrGLFunction<GrGLNamedRenderbufferStorageMultisampleProc> fNamedRenderbufferStorageMultisample; 440 GrGLFunction<GrGLCheckNamedFramebufferStatusProc> fCheckNamedFramebufferStatus; 441 GrGLFunction<GrGLNamedFramebufferTexture1DProc> fNamedFramebufferTexture1D; 442 GrGLFunction<GrGLNamedFramebufferTexture2DProc> fNamedFramebufferTexture2D; 443 GrGLFunction<GrGLNamedFramebufferTexture3DProc> fNamedFramebufferTexture3D; 444 GrGLFunction<GrGLNamedFramebufferRenderbufferProc> fNamedFramebufferRenderbuffer; 445 GrGLFunction<GrGLGetNamedFramebufferAttachmentParameterivProc> fGetNamedFramebufferAttachmentParameteriv; 446 GrGLFunction<GrGLGenerateTextureMipmapProc> fGenerateTextureMipmap; 447 GrGLFunction<GrGLFramebufferDrawBufferProc> fFramebufferDrawBuffer; 448 GrGLFunction<GrGLFramebufferDrawBuffersProc> fFramebufferDrawBuffers; 449 GrGLFunction<GrGLFramebufferReadBufferProc> fFramebufferReadBuffer; 450 GrGLFunction<GrGLGetFramebufferParameterivProc> fGetFramebufferParameteriv; 451 GrGLFunction<GrGLNamedCopyBufferSubDataProc> fNamedCopyBufferSubData; 452 GrGLFunction<GrGLVertexArrayVertexOffsetProc> fVertexArrayVertexOffset; 453 GrGLFunction<GrGLVertexArrayColorOffsetProc> fVertexArrayColorOffset; 454 GrGLFunction<GrGLVertexArrayEdgeFlagOffsetProc> fVertexArrayEdgeFlagOffset; 455 GrGLFunction<GrGLVertexArrayIndexOffsetProc> fVertexArrayIndexOffset; 456 GrGLFunction<GrGLVertexArrayNormalOffsetProc> fVertexArrayNormalOffset; 457 GrGLFunction<GrGLVertexArrayTexCoordOffsetProc> fVertexArrayTexCoordOffset; 458 GrGLFunction<GrGLVertexArrayMultiTexCoordOffsetProc> fVertexArrayMultiTexCoordOffset; 459 GrGLFunction<GrGLVertexArrayFogCoordOffsetProc> fVertexArrayFogCoordOffset; 460 GrGLFunction<GrGLVertexArraySecondaryColorOffsetProc> fVertexArraySecondaryColorOffset; 461 GrGLFunction<GrGLVertexArrayVertexAttribOffsetProc> fVertexArrayVertexAttribOffset; 462 GrGLFunction<GrGLVertexArrayVertexAttribIOffsetProc> fVertexArrayVertexAttribIOffset; 463 GrGLFunction<GrGLEnableVertexArrayProc> fEnableVertexArray; 464 GrGLFunction<GrGLDisableVertexArrayProc> fDisableVertexArray; 465 GrGLFunction<GrGLEnableVertexArrayAttribProc> fEnableVertexArrayAttrib; 466 GrGLFunction<GrGLDisableVertexArrayAttribProc> fDisableVertexArrayAttrib; 467 GrGLFunction<GrGLGetVertexArrayIntegervProc> fGetVertexArrayIntegerv; 468 GrGLFunction<GrGLGetVertexArrayPointervProc> fGetVertexArrayPointerv; 469 GrGLFunction<GrGLGetVertexArrayIntegeri_vProc> fGetVertexArrayIntegeri_v; 470 GrGLFunction<GrGLGetVertexArrayPointeri_vProc> fGetVertexArrayPointeri_v; 471 GrGLFunction<GrGLMapNamedBufferRangeProc> fMapNamedBufferRange; 472 GrGLFunction<GrGLFlushMappedNamedBufferRangeProc> fFlushMappedNamedBufferRange; 473 474 /* KHR_debug */ 475 GrGLFunction<GrGLDebugMessageControlProc> fDebugMessageControl; 476 GrGLFunction<GrGLDebugMessageInsertProc> fDebugMessageInsert; 477 GrGLFunction<GrGLDebugMessageCallbackProc> fDebugMessageCallback; 478 GrGLFunction<GrGLGetDebugMessageLogProc> fGetDebugMessageLog; 479 GrGLFunction<GrGLPushDebugGroupProc> fPushDebugGroup; 480 GrGLFunction<GrGLPopDebugGroupProc> fPopDebugGroup; 481 GrGLFunction<GrGLObjectLabelProc> fObjectLabel; 482 483 /* EGL functions */ 484 GrGLFunction<GrEGLCreateImageProc> fEGLCreateImage; 485 GrGLFunction<GrEGLDestroyImageProc> fEGLDestroyImage; 486 } fFunctions; 487 488 // Per-GL func callback 489 #if GR_GL_PER_GL_FUNC_CALLBACK 490 GrGLInterfaceCallbackProc fCallback; 491 GrGLInterfaceCallbackData fCallbackData; 492 #endif 493 494 // This exists for internal testing. abandonGrGLInterface495 virtual void abandon() const {} 496 }; 497 498 #endif 499