| /* |
| * Copyright 2011 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" |
| #include "gl/GrGLExtensions.h" |
| #include "gl/GrGLUtil.h" |
| |
| #include <stdio.h> |
| |
| #if GR_GL_PER_GL_FUNC_CALLBACK |
| namespace { |
| void GrGLDefaultInterfaceCallback(const GrGLInterface*) {} |
| } |
| #endif |
| |
| const GrGLInterface* GrGLInterfaceAddTestDebugMarker(const GrGLInterface* interface, |
| GrGLInsertEventMarkerProc insertEventMarkerFn, |
| GrGLPushGroupMarkerProc pushGroupMarkerFn, |
| GrGLPopGroupMarkerProc popGroupMarkerFn) { |
| GrGLInterface* newInterface = GrGLInterface::NewClone(interface); |
| |
| if (!newInterface->fExtensions.has("GL_EXT_debug_marker")) { |
| newInterface->fExtensions.add("GL_EXT_debug_marker"); |
| } |
| |
| newInterface->fFunctions.fInsertEventMarker = insertEventMarkerFn; |
| newInterface->fFunctions.fPushGroupMarker = pushGroupMarkerFn; |
| newInterface->fFunctions.fPopGroupMarker = popGroupMarkerFn; |
| |
| return newInterface; |
| } |
| |
| const GrGLInterface* GrGLInterfaceRemoveNVPR(const GrGLInterface* interface) { |
| GrGLInterface* newInterface = GrGLInterface::NewClone(interface); |
| |
| newInterface->fExtensions.remove("GL_NV_path_rendering"); |
| newInterface->fExtensions.remove("GL_CHROMIUM_path_rendering"); |
| newInterface->fFunctions.fMatrixLoadf = nullptr; |
| newInterface->fFunctions.fMatrixLoadIdentity = nullptr; |
| newInterface->fFunctions.fPathCommands = nullptr; |
| newInterface->fFunctions.fPathParameteri = nullptr; |
| newInterface->fFunctions.fPathParameterf = nullptr; |
| newInterface->fFunctions.fGenPaths = nullptr; |
| newInterface->fFunctions.fDeletePaths = nullptr; |
| newInterface->fFunctions.fIsPath = nullptr; |
| newInterface->fFunctions.fPathStencilFunc = nullptr; |
| newInterface->fFunctions.fStencilFillPath = nullptr; |
| newInterface->fFunctions.fStencilStrokePath = nullptr; |
| newInterface->fFunctions.fStencilFillPathInstanced = nullptr; |
| newInterface->fFunctions.fStencilStrokePathInstanced = nullptr; |
| newInterface->fFunctions.fCoverFillPath = nullptr; |
| newInterface->fFunctions.fCoverStrokePath = nullptr; |
| newInterface->fFunctions.fCoverFillPathInstanced = nullptr; |
| newInterface->fFunctions.fCoverStrokePathInstanced = nullptr; |
| newInterface->fFunctions.fStencilThenCoverFillPath = nullptr; |
| newInterface->fFunctions.fStencilThenCoverStrokePath = nullptr; |
| newInterface->fFunctions.fStencilThenCoverFillPathInstanced = nullptr; |
| newInterface->fFunctions.fStencilThenCoverStrokePathInstanced = nullptr; |
| newInterface->fFunctions.fProgramPathFragmentInputGen = nullptr; |
| newInterface->fFunctions.fBindFragmentInputLocation = nullptr; |
| return newInterface; |
| } |
| |
| GrGLInterface::GrGLInterface() { |
| fStandard = kNone_GrGLStandard; |
| |
| #if GR_GL_PER_GL_FUNC_CALLBACK |
| fCallback = GrGLDefaultInterfaceCallback; |
| fCallbackData = 0; |
| #endif |
| } |
| |
| GrGLInterface* GrGLInterface::NewClone(const GrGLInterface* interface) { |
| SkASSERT(interface); |
| |
| GrGLInterface* clone = new GrGLInterface; |
| clone->fStandard = interface->fStandard; |
| clone->fExtensions = interface->fExtensions; |
| clone->fFunctions = interface->fFunctions; |
| #if GR_GL_PER_GL_FUNC_CALLBACK |
| clone->fCallback = interface->fCallback; |
| clone->fCallbackData = interface->fCallbackData; |
| #endif |
| return clone; |
| } |
| |
| #ifdef SK_DEBUG |
| static int kIsDebug = 1; |
| #else |
| static int kIsDebug = 0; |
| #endif |
| |
| #define RETURN_FALSE_INTERFACE \ |
| if (kIsDebug) { SkDebugf("%s:%d GrGLInterface::validate() failed.\n", __FILE__, __LINE__); } \ |
| return false; |
| |
| bool GrGLInterface::validate() const { |
| |
| if (kNone_GrGLStandard == fStandard) { |
| RETURN_FALSE_INTERFACE |
| } |
| |
| if (!fExtensions.isInitialized()) { |
| RETURN_FALSE_INTERFACE |
| } |
| |
| // functions that are always required |
| if (nullptr == fFunctions.fActiveTexture || |
| nullptr == fFunctions.fAttachShader || |
| nullptr == fFunctions.fBindAttribLocation || |
| nullptr == fFunctions.fBindBuffer || |
| nullptr == fFunctions.fBindTexture || |
| nullptr == fFunctions.fBlendColor || // -> GL >= 1.4 or extension, ES >= 2.0 |
| nullptr == fFunctions.fBlendEquation || // -> GL >= 1.4 or extension, ES >= 2.0 |
| nullptr == fFunctions.fBlendFunc || |
| nullptr == fFunctions.fBufferData || |
| nullptr == fFunctions.fBufferSubData || |
| nullptr == fFunctions.fClear || |
| nullptr == fFunctions.fClearColor || |
| nullptr == fFunctions.fClearStencil || |
| nullptr == fFunctions.fColorMask || |
| nullptr == fFunctions.fCompileShader || |
| nullptr == fFunctions.fCopyTexSubImage2D || |
| nullptr == fFunctions.fCreateProgram || |
| nullptr == fFunctions.fCreateShader || |
| nullptr == fFunctions.fCullFace || |
| nullptr == fFunctions.fDeleteBuffers || |
| nullptr == fFunctions.fDeleteProgram || |
| nullptr == fFunctions.fDeleteShader || |
| nullptr == fFunctions.fDeleteTextures || |
| nullptr == fFunctions.fDepthMask || |
| nullptr == fFunctions.fDisable || |
| nullptr == fFunctions.fDisableVertexAttribArray || |
| nullptr == fFunctions.fDrawArrays || |
| nullptr == fFunctions.fDrawElements || |
| nullptr == fFunctions.fEnable || |
| nullptr == fFunctions.fEnableVertexAttribArray || |
| nullptr == fFunctions.fFrontFace || |
| nullptr == fFunctions.fGenBuffers || |
| nullptr == fFunctions.fGenTextures || |
| nullptr == fFunctions.fGetBufferParameteriv || |
| nullptr == fFunctions.fGenerateMipmap || |
| nullptr == fFunctions.fGetError || |
| nullptr == fFunctions.fGetIntegerv || |
| nullptr == fFunctions.fGetProgramInfoLog || |
| nullptr == fFunctions.fGetProgramiv || |
| nullptr == fFunctions.fGetShaderInfoLog || |
| nullptr == fFunctions.fGetShaderiv || |
| nullptr == fFunctions.fGetString || |
| nullptr == fFunctions.fGetUniformLocation || |
| #if 0 // Not included in Chrome yet |
| nullptr == fFunctions.fIsTexture || |
| #endif |
| nullptr == fFunctions.fLinkProgram || |
| nullptr == fFunctions.fLineWidth || |
| nullptr == fFunctions.fPixelStorei || |
| nullptr == fFunctions.fReadPixels || |
| nullptr == fFunctions.fScissor || |
| nullptr == fFunctions.fShaderSource || |
| nullptr == fFunctions.fStencilFunc || |
| nullptr == fFunctions.fStencilMask || |
| nullptr == fFunctions.fStencilOp || |
| nullptr == fFunctions.fTexImage2D || |
| nullptr == fFunctions.fTexParameteri || |
| nullptr == fFunctions.fTexParameteriv || |
| nullptr == fFunctions.fTexSubImage2D || |
| nullptr == fFunctions.fUniform1f || |
| nullptr == fFunctions.fUniform1i || |
| nullptr == fFunctions.fUniform1fv || |
| nullptr == fFunctions.fUniform1iv || |
| nullptr == fFunctions.fUniform2f || |
| nullptr == fFunctions.fUniform2i || |
| nullptr == fFunctions.fUniform2fv || |
| nullptr == fFunctions.fUniform2iv || |
| nullptr == fFunctions.fUniform3f || |
| nullptr == fFunctions.fUniform3i || |
| nullptr == fFunctions.fUniform3fv || |
| nullptr == fFunctions.fUniform3iv || |
| nullptr == fFunctions.fUniform4f || |
| nullptr == fFunctions.fUniform4i || |
| nullptr == fFunctions.fUniform4fv || |
| nullptr == fFunctions.fUniform4iv || |
| nullptr == fFunctions.fUniformMatrix2fv || |
| nullptr == fFunctions.fUniformMatrix3fv || |
| nullptr == fFunctions.fUniformMatrix4fv || |
| nullptr == fFunctions.fUseProgram || |
| nullptr == fFunctions.fVertexAttrib1f || |
| nullptr == fFunctions.fVertexAttrib2fv || |
| nullptr == fFunctions.fVertexAttrib3fv || |
| nullptr == fFunctions.fVertexAttrib4fv || |
| nullptr == fFunctions.fVertexAttribPointer || |
| nullptr == fFunctions.fViewport || |
| nullptr == fFunctions.fBindFramebuffer || |
| nullptr == fFunctions.fBindRenderbuffer || |
| nullptr == fFunctions.fCheckFramebufferStatus || |
| nullptr == fFunctions.fDeleteFramebuffers || |
| nullptr == fFunctions.fDeleteRenderbuffers || |
| nullptr == fFunctions.fFinish || |
| nullptr == fFunctions.fFlush || |
| nullptr == fFunctions.fFramebufferRenderbuffer || |
| nullptr == fFunctions.fFramebufferTexture2D || |
| nullptr == fFunctions.fGetFramebufferAttachmentParameteriv || |
| nullptr == fFunctions.fGetRenderbufferParameteriv || |
| nullptr == fFunctions.fGenFramebuffers || |
| nullptr == fFunctions.fGenRenderbuffers || |
| nullptr == fFunctions.fRenderbufferStorage) { |
| RETURN_FALSE_INTERFACE |
| } |
| |
| GrGLVersion glVer = GrGLGetVersion(this); |
| if (GR_GL_INVALID_VER == glVer) { |
| RETURN_FALSE_INTERFACE |
| } |
| |
| // Now check that baseline ES/Desktop fns not covered above are present |
| // and that we have fn pointers for any advertised fExtensions that we will |
| // try to use. |
| |
| // these functions are part of ES2, we assume they are available |
| // On the desktop we assume they are available if the extension |
| // is present or GL version is high enough. |
| if (kGLES_GrGLStandard == fStandard) { |
| if (nullptr == fFunctions.fStencilFuncSeparate || |
| nullptr == fFunctions.fStencilMaskSeparate || |
| nullptr == fFunctions.fStencilOpSeparate) { |
| RETURN_FALSE_INTERFACE |
| } |
| } else if (kGL_GrGLStandard == fStandard) { |
| |
| if (glVer >= GR_GL_VER(2,0)) { |
| if (nullptr == fFunctions.fStencilFuncSeparate || |
| nullptr == fFunctions.fStencilMaskSeparate || |
| nullptr == fFunctions.fStencilOpSeparate) { |
| RETURN_FALSE_INTERFACE |
| } |
| } |
| if (glVer >= GR_GL_VER(3,0) && nullptr == fFunctions.fBindFragDataLocation) { |
| RETURN_FALSE_INTERFACE |
| } |
| if (glVer >= GR_GL_VER(2,0) || fExtensions.has("GL_ARB_draw_buffers")) { |
| if (nullptr == fFunctions.fDrawBuffers) { |
| RETURN_FALSE_INTERFACE |
| } |
| } |
| |
| if (glVer >= GR_GL_VER(1,5) || fExtensions.has("GL_ARB_occlusion_query")) { |
| if (nullptr == fFunctions.fGenQueries || |
| nullptr == fFunctions.fDeleteQueries || |
| nullptr == fFunctions.fBeginQuery || |
| nullptr == fFunctions.fEndQuery || |
| nullptr == fFunctions.fGetQueryiv || |
| nullptr == fFunctions.fGetQueryObjectiv || |
| nullptr == fFunctions.fGetQueryObjectuiv) { |
| RETURN_FALSE_INTERFACE |
| } |
| } |
| if (glVer >= GR_GL_VER(3,3) || |
| fExtensions.has("GL_ARB_timer_query") || |
| fExtensions.has("GL_EXT_timer_query")) { |
| if (nullptr == fFunctions.fGetQueryObjecti64v || |
| nullptr == fFunctions.fGetQueryObjectui64v) { |
| RETURN_FALSE_INTERFACE |
| } |
| } |
| if (glVer >= GR_GL_VER(3,3) || fExtensions.has("GL_ARB_timer_query")) { |
| if (nullptr == fFunctions.fQueryCounter) { |
| RETURN_FALSE_INTERFACE |
| } |
| } |
| } |
| |
| // optional function on desktop before 1.3 |
| if (kGL_GrGLStandard != fStandard || |
| (glVer >= GR_GL_VER(1,3)) || |
| fExtensions.has("GL_ARB_texture_compression")) { |
| if (nullptr == fFunctions.fCompressedTexImage2D |
| #if 0 |
| || nullptr == fFunctions.fCompressedTexSubImage2D |
| #endif |
| ) { |
| RETURN_FALSE_INTERFACE |
| } |
| } |
| |
| // part of desktop GL, but not ES |
| if (kGL_GrGLStandard == fStandard && |
| (nullptr == fFunctions.fGetTexLevelParameteriv || |
| nullptr == fFunctions.fDrawBuffer || |
| nullptr == fFunctions.fReadBuffer)) { |
| RETURN_FALSE_INTERFACE |
| } |
| |
| // GL_EXT_texture_storage is part of desktop 4.2 |
| // There is a desktop ARB extension and an ES+desktop EXT extension |
| if (kGL_GrGLStandard == fStandard) { |
| if (glVer >= GR_GL_VER(4,2) || |
| fExtensions.has("GL_ARB_texture_storage") || |
| fExtensions.has("GL_EXT_texture_storage")) { |
| if (nullptr == fFunctions.fTexStorage2D) { |
| RETURN_FALSE_INTERFACE |
| } |
| } |
| } else if (glVer >= GR_GL_VER(3,0) || fExtensions.has("GL_EXT_texture_storage")) { |
| if (nullptr == fFunctions.fTexStorage2D) { |
| RETURN_FALSE_INTERFACE |
| } |
| } |
| |
| // glTextureBarrier is part of desktop 4.5. There are also ARB and NV extensions. |
| if (kGL_GrGLStandard == fStandard) { |
| if (glVer >= GR_GL_VER(4,5) || |
| fExtensions.has("GL_ARB_texture_barrier") || |
| fExtensions.has("GL_NV_texture_barrier")) { |
| if (nullptr == fFunctions.fTextureBarrier) { |
| RETURN_FALSE_INTERFACE |
| } |
| } |
| } else if (fExtensions.has("GL_NV_texture_barrier")) { |
| if (nullptr == fFunctions.fTextureBarrier) { |
| RETURN_FALSE_INTERFACE |
| } |
| } |
| |
| if (fExtensions.has("GL_KHR_blend_equation_advanced") || |
| fExtensions.has("GL_NV_blend_equation_advanced")) { |
| if (nullptr == fFunctions.fBlendBarrier) { |
| RETURN_FALSE_INTERFACE |
| } |
| } |
| |
| if (fExtensions.has("GL_EXT_discard_framebuffer")) { |
| // FIXME: Remove this once Chromium is updated to provide this function |
| #if 0 |
| if (nullptr == fFunctions.fDiscardFramebuffer) { |
| RETURN_FALSE_INTERFACE |
| } |
| #endif |
| } |
| |
| // FBO MSAA |
| if (kGL_GrGLStandard == fStandard) { |
| // GL 3.0 and the ARB extension have multisample + blit |
| if (glVer >= GR_GL_VER(3,0) || fExtensions.has("GL_ARB_framebuffer_object")) { |
| if (nullptr == fFunctions.fRenderbufferStorageMultisample || |
| nullptr == fFunctions.fBlitFramebuffer) { |
| RETURN_FALSE_INTERFACE |
| } |
| } else { |
| if (fExtensions.has("GL_EXT_framebuffer_blit") && |
| nullptr == fFunctions.fBlitFramebuffer) { |
| RETURN_FALSE_INTERFACE |
| } |
| if (fExtensions.has("GL_EXT_framebuffer_multisample") && |
| nullptr == fFunctions.fRenderbufferStorageMultisample) { |
| RETURN_FALSE_INTERFACE |
| } |
| } |
| } else { |
| if (glVer >= GR_GL_VER(3,0) || fExtensions.has("GL_CHROMIUM_framebuffer_multisample")) { |
| if (nullptr == fFunctions.fRenderbufferStorageMultisample || |
| nullptr == fFunctions.fBlitFramebuffer) { |
| RETURN_FALSE_INTERFACE |
| } |
| } |
| if (fExtensions.has("GL_APPLE_framebuffer_multisample")) { |
| if (nullptr == fFunctions.fRenderbufferStorageMultisampleES2APPLE || |
| nullptr == fFunctions.fResolveMultisampleFramebuffer) { |
| RETURN_FALSE_INTERFACE |
| } |
| } |
| if (fExtensions.has("GL_IMG_multisampled_render_to_texture") || |
| fExtensions.has("GL_EXT_multisampled_render_to_texture")) { |
| if (nullptr == fFunctions.fRenderbufferStorageMultisampleES2EXT || |
| nullptr == fFunctions.fFramebufferTexture2DMultisample) { |
| RETURN_FALSE_INTERFACE |
| } |
| } |
| } |
| |
| // On ES buffer mapping is an extension. On Desktop |
| // buffer mapping was part of original VBO extension |
| // which we require. |
| if (kGL_GrGLStandard == fStandard || fExtensions.has("GL_OES_mapbuffer")) { |
| if (nullptr == fFunctions.fMapBuffer || |
| nullptr == fFunctions.fUnmapBuffer) { |
| RETURN_FALSE_INTERFACE |
| } |
| } |
| |
| // Dual source blending |
| if (kGL_GrGLStandard == fStandard) { |
| if (glVer >= GR_GL_VER(3,3) || fExtensions.has("GL_ARB_blend_func_extended")) { |
| if (nullptr == fFunctions.fBindFragDataLocationIndexed) { |
| RETURN_FALSE_INTERFACE |
| } |
| } |
| } else { |
| if (glVer >= GR_GL_VER(3,0) && fExtensions.has("GL_EXT_blend_func_extended")) { |
| if (nullptr == fFunctions.fBindFragDataLocation || |
| nullptr == fFunctions.fBindFragDataLocationIndexed) { |
| RETURN_FALSE_INTERFACE |
| } |
| } |
| } |
| |
| |
| // glGetStringi was added in version 3.0 of both desktop and ES. |
| if (glVer >= GR_GL_VER(3, 0)) { |
| if (nullptr == fFunctions.fGetStringi) { |
| RETURN_FALSE_INTERFACE |
| } |
| } |
| |
| if (kGL_GrGLStandard == fStandard) { |
| if (glVer >= GR_GL_VER(3, 0) || fExtensions.has("GL_ARB_vertex_array_object")) { |
| if (nullptr == fFunctions.fBindVertexArray || |
| nullptr == fFunctions.fDeleteVertexArrays || |
| nullptr == fFunctions.fGenVertexArrays) { |
| RETURN_FALSE_INTERFACE |
| } |
| } |
| } else { |
| if (glVer >= GR_GL_VER(3,0) || fExtensions.has("GL_OES_vertex_array_object")) { |
| if (nullptr == fFunctions.fBindVertexArray || |
| nullptr == fFunctions.fDeleteVertexArrays || |
| nullptr == fFunctions.fGenVertexArrays) { |
| RETURN_FALSE_INTERFACE |
| } |
| } |
| } |
| |
| if (fExtensions.has("GL_EXT_debug_marker")) { |
| if (nullptr == fFunctions.fInsertEventMarker || |
| nullptr == fFunctions.fPushGroupMarker || |
| nullptr == fFunctions.fPopGroupMarker) { |
| RETURN_FALSE_INTERFACE |
| } |
| } |
| |
| if ((kGL_GrGLStandard == fStandard && glVer >= GR_GL_VER(4,3)) || |
| fExtensions.has("GL_ARB_invalidate_subdata")) { |
| if (nullptr == fFunctions.fInvalidateBufferData || |
| nullptr == fFunctions.fInvalidateBufferSubData || |
| nullptr == fFunctions.fInvalidateFramebuffer || |
| nullptr == fFunctions.fInvalidateSubFramebuffer || |
| nullptr == fFunctions.fInvalidateTexImage || |
| nullptr == fFunctions.fInvalidateTexSubImage) { |
| RETURN_FALSE_INTERFACE; |
| } |
| } else if (kGLES_GrGLStandard == fStandard && glVer >= GR_GL_VER(3,0)) { |
| // ES 3.0 adds the framebuffer functions but not the others. |
| if (nullptr == fFunctions.fInvalidateFramebuffer || |
| nullptr == fFunctions.fInvalidateSubFramebuffer) { |
| RETURN_FALSE_INTERFACE; |
| } |
| } |
| |
| if (kGLES_GrGLStandard == fStandard && fExtensions.has("GL_CHROMIUM_map_sub")) { |
| if (nullptr == fFunctions.fMapBufferSubData || |
| nullptr == fFunctions.fMapTexSubImage2D || |
| nullptr == fFunctions.fUnmapBufferSubData || |
| nullptr == fFunctions.fUnmapTexSubImage2D) { |
| RETURN_FALSE_INTERFACE; |
| } |
| } |
| |
| // These functions are added to the 3.0 version of both GLES and GL. |
| if (glVer >= GR_GL_VER(3,0) || |
| (kGLES_GrGLStandard == fStandard && fExtensions.has("GL_EXT_map_buffer_range")) || |
| (kGL_GrGLStandard == fStandard && fExtensions.has("GL_ARB_map_buffer_range"))) { |
| if (nullptr == fFunctions.fMapBufferRange || |
| nullptr == fFunctions.fFlushMappedBufferRange) { |
| RETURN_FALSE_INTERFACE; |
| } |
| } |
| |
| if ((kGL_GrGLStandard == fStandard && |
| (glVer >= GR_GL_VER(4,3) || fExtensions.has("GL_ARB_program_interface_query"))) || |
| (kGLES_GrGLStandard == fStandard && glVer >= GR_GL_VER(3,1))) { |
| if (nullptr == fFunctions.fGetProgramResourceLocation) { |
| RETURN_FALSE_INTERFACE |
| } |
| } |
| |
| if (kGLES_GrGLStandard == fStandard || glVer >= GR_GL_VER(4,1) || |
| fExtensions.has("GL_ARB_ES2_compatibility")) { |
| #if 0 // Enable this once Chrome gives us the function ptr |
| if (nullptr == fFunctions.fGetShaderPrecisionFormat) { |
| RETURN_FALSE_INTERFACE |
| } |
| #endif |
| } |
| |
| if (fExtensions.has("GL_NV_path_rendering") || fExtensions.has("GL_CHROMIUM_path_rendering")) { |
| if (nullptr == fFunctions.fMatrixLoadf || |
| nullptr == fFunctions.fMatrixLoadIdentity || |
| nullptr == fFunctions.fPathCommands || |
| nullptr == fFunctions.fPathParameteri || |
| nullptr == fFunctions.fPathParameterf || |
| nullptr == fFunctions.fGenPaths || |
| nullptr == fFunctions.fDeletePaths || |
| nullptr == fFunctions.fIsPath || |
| nullptr == fFunctions.fPathStencilFunc || |
| nullptr == fFunctions.fStencilFillPath || |
| nullptr == fFunctions.fStencilStrokePath || |
| nullptr == fFunctions.fStencilFillPathInstanced || |
| nullptr == fFunctions.fStencilStrokePathInstanced || |
| nullptr == fFunctions.fCoverFillPath || |
| nullptr == fFunctions.fCoverStrokePath || |
| nullptr == fFunctions.fCoverFillPathInstanced || |
| nullptr == fFunctions.fCoverStrokePathInstanced |
| #if 0 |
| // List of functions that Skia uses, but which have been added since the initial release |
| // of NV_path_rendering driver. We do not want to fail interface validation due to |
| // missing features, we will just not use the extension. |
| // Update this list -> update GrGLCaps::hasPathRenderingSupport too. |
| || nullptr == fFunctions.fStencilThenCoverFillPath || |
| nullptr == fFunctions.fStencilThenCoverStrokePath || |
| nullptr == fFunctions.fStencilThenCoverFillPathInstanced || |
| nullptr == fFunctions.fStencilThenCoverStrokePathInstanced || |
| nullptr == fFunctions.fProgramPathFragmentInputGen |
| #endif |
| ) { |
| RETURN_FALSE_INTERFACE |
| } |
| if (fExtensions.has("GL_CHROMIUM_path_rendering")) { |
| if (nullptr == fFunctions.fBindFragmentInputLocation) { |
| RETURN_FALSE_INTERFACE |
| } |
| } |
| } |
| |
| if (fExtensions.has("GL_EXT_raster_multisample")) { |
| if (nullptr == fFunctions.fRasterSamples) { |
| RETURN_FALSE_INTERFACE |
| } |
| } |
| |
| if (fExtensions.has("GL_NV_framebuffer_mixed_samples")) { |
| if (nullptr == fFunctions.fCoverageModulation) { |
| RETURN_FALSE_INTERFACE |
| } |
| } |
| |
| if (kGL_GrGLStandard == fStandard) { |
| if (glVer >= GR_GL_VER(3,1) || |
| fExtensions.has("GL_EXT_draw_instanced") || fExtensions.has("GL_ARB_draw_instanced")) { |
| if (nullptr == fFunctions.fDrawArraysInstanced || |
| nullptr == fFunctions.fDrawElementsInstanced) { |
| RETURN_FALSE_INTERFACE |
| } |
| } |
| } else if (kGLES_GrGLStandard == fStandard) { |
| if (glVer >= GR_GL_VER(3,0) || fExtensions.has("GL_EXT_draw_instanced")) { |
| if (nullptr == fFunctions.fDrawArraysInstanced || |
| nullptr == fFunctions.fDrawElementsInstanced) { |
| RETURN_FALSE_INTERFACE |
| } |
| } |
| } |
| |
| if (kGL_GrGLStandard == fStandard) { |
| if (glVer >= GR_GL_VER(3,2) || fExtensions.has("GL_ARB_instanced_arrays")) { |
| if (nullptr == fFunctions.fVertexAttribDivisor) { |
| RETURN_FALSE_INTERFACE |
| } |
| } |
| } else if (kGLES_GrGLStandard == fStandard) { |
| if (glVer >= GR_GL_VER(3,0) || fExtensions.has("GL_EXT_instanced_arrays")) { |
| if (nullptr == fFunctions.fVertexAttribDivisor) { |
| RETURN_FALSE_INTERFACE |
| } |
| } |
| } |
| |
| if (fExtensions.has("GL_NV_bindless_texture")) { |
| if (nullptr == fFunctions.fGetTextureHandle || |
| nullptr == fFunctions.fGetTextureSamplerHandle || |
| nullptr == fFunctions.fMakeTextureHandleResident || |
| nullptr == fFunctions.fMakeTextureHandleNonResident || |
| nullptr == fFunctions.fGetImageHandle || |
| nullptr == fFunctions.fMakeImageHandleResident || |
| nullptr == fFunctions.fMakeImageHandleNonResident || |
| nullptr == fFunctions.fIsTextureHandleResident || |
| nullptr == fFunctions.fIsImageHandleResident || |
| nullptr == fFunctions.fUniformHandleui64 || |
| nullptr == fFunctions.fUniformHandleui64v || |
| nullptr == fFunctions.fProgramUniformHandleui64 || |
| nullptr == fFunctions.fProgramUniformHandleui64v) { |
| RETURN_FALSE_INTERFACE |
| } |
| } |
| |
| if (kGL_GrGLStandard == fStandard && fExtensions.has("GL_EXT_direct_state_access")) { |
| if (nullptr == fFunctions.fTextureParameteri || |
| nullptr == fFunctions.fTextureParameteriv || |
| nullptr == fFunctions.fTextureParameterf || |
| nullptr == fFunctions.fTextureParameterfv || |
| nullptr == fFunctions.fTextureImage1D || |
| nullptr == fFunctions.fTextureImage2D || |
| nullptr == fFunctions.fTextureSubImage1D || |
| nullptr == fFunctions.fTextureSubImage2D || |
| nullptr == fFunctions.fCopyTextureImage1D || |
| nullptr == fFunctions.fCopyTextureImage2D || |
| nullptr == fFunctions.fCopyTextureSubImage1D || |
| nullptr == fFunctions.fCopyTextureSubImage2D || |
| nullptr == fFunctions.fGetTextureImage || |
| nullptr == fFunctions.fGetTextureParameterfv || |
| nullptr == fFunctions.fGetTextureParameteriv || |
| nullptr == fFunctions.fGetTextureLevelParameterfv || |
| nullptr == fFunctions.fGetTextureLevelParameteriv) { |
| RETURN_FALSE_INTERFACE |
| } |
| if (glVer >= GR_GL_VER(1,2)) { |
| if (nullptr == fFunctions.fTextureImage3D || |
| nullptr == fFunctions.fTextureSubImage3D || |
| nullptr == fFunctions.fCopyTextureSubImage3D || |
| nullptr == fFunctions.fCompressedTextureImage3D || |
| nullptr == fFunctions.fCompressedTextureImage2D || |
| nullptr == fFunctions.fCompressedTextureImage1D || |
| nullptr == fFunctions.fCompressedTextureSubImage3D || |
| nullptr == fFunctions.fCompressedTextureSubImage2D || |
| nullptr == fFunctions.fCompressedTextureSubImage1D || |
| nullptr == fFunctions.fGetCompressedTextureImage) { |
| RETURN_FALSE_INTERFACE |
| } |
| } |
| if (glVer >= GR_GL_VER(1,5)) { |
| if (nullptr == fFunctions.fNamedBufferData || |
| nullptr == fFunctions.fNamedBufferSubData || |
| nullptr == fFunctions.fMapNamedBuffer || |
| nullptr == fFunctions.fUnmapNamedBuffer || |
| nullptr == fFunctions.fGetNamedBufferParameteriv || |
| nullptr == fFunctions.fGetNamedBufferPointerv || |
| nullptr == fFunctions.fGetNamedBufferSubData) { |
| RETURN_FALSE_INTERFACE |
| } |
| } |
| if (glVer >= GR_GL_VER(2,0)) { |
| if (nullptr == fFunctions.fProgramUniform1f || |
| nullptr == fFunctions.fProgramUniform2f || |
| nullptr == fFunctions.fProgramUniform3f || |
| nullptr == fFunctions.fProgramUniform4f || |
| nullptr == fFunctions.fProgramUniform1i || |
| nullptr == fFunctions.fProgramUniform2i || |
| nullptr == fFunctions.fProgramUniform3i || |
| nullptr == fFunctions.fProgramUniform4i || |
| nullptr == fFunctions.fProgramUniform1fv || |
| nullptr == fFunctions.fProgramUniform2fv || |
| nullptr == fFunctions.fProgramUniform3fv || |
| nullptr == fFunctions.fProgramUniform4fv || |
| nullptr == fFunctions.fProgramUniform1iv || |
| nullptr == fFunctions.fProgramUniform2iv || |
| nullptr == fFunctions.fProgramUniform3iv || |
| nullptr == fFunctions.fProgramUniform4iv || |
| nullptr == fFunctions.fProgramUniformMatrix2fv || |
| nullptr == fFunctions.fProgramUniformMatrix3fv || |
| nullptr == fFunctions.fProgramUniformMatrix4fv) { |
| RETURN_FALSE_INTERFACE |
| } |
| } |
| if (glVer >= GR_GL_VER(2,1)) { |
| if (nullptr == fFunctions.fProgramUniformMatrix2x3fv || |
| nullptr == fFunctions.fProgramUniformMatrix3x2fv || |
| nullptr == fFunctions.fProgramUniformMatrix2x4fv || |
| nullptr == fFunctions.fProgramUniformMatrix4x2fv || |
| nullptr == fFunctions.fProgramUniformMatrix3x4fv || |
| nullptr == fFunctions.fProgramUniformMatrix4x3fv) { |
| RETURN_FALSE_INTERFACE |
| } |
| } |
| if (glVer >= GR_GL_VER(3,0)) { |
| if (nullptr == fFunctions.fNamedRenderbufferStorage || |
| nullptr == fFunctions.fGetNamedRenderbufferParameteriv || |
| nullptr == fFunctions.fNamedRenderbufferStorageMultisample || |
| nullptr == fFunctions.fCheckNamedFramebufferStatus || |
| nullptr == fFunctions.fNamedFramebufferTexture1D || |
| nullptr == fFunctions.fNamedFramebufferTexture2D || |
| nullptr == fFunctions.fNamedFramebufferTexture3D || |
| nullptr == fFunctions.fNamedFramebufferRenderbuffer || |
| nullptr == fFunctions.fGetNamedFramebufferAttachmentParameteriv || |
| nullptr == fFunctions.fGenerateTextureMipmap || |
| nullptr == fFunctions.fFramebufferDrawBuffer || |
| nullptr == fFunctions.fFramebufferDrawBuffers || |
| nullptr == fFunctions.fFramebufferReadBuffer || |
| nullptr == fFunctions.fGetFramebufferParameteriv || |
| nullptr == fFunctions.fNamedCopyBufferSubData || |
| nullptr == fFunctions.fVertexArrayVertexOffset || |
| nullptr == fFunctions.fVertexArrayColorOffset || |
| nullptr == fFunctions.fVertexArrayEdgeFlagOffset || |
| nullptr == fFunctions.fVertexArrayIndexOffset || |
| nullptr == fFunctions.fVertexArrayNormalOffset || |
| nullptr == fFunctions.fVertexArrayTexCoordOffset || |
| nullptr == fFunctions.fVertexArrayMultiTexCoordOffset || |
| nullptr == fFunctions.fVertexArrayFogCoordOffset || |
| nullptr == fFunctions.fVertexArraySecondaryColorOffset || |
| nullptr == fFunctions.fVertexArrayVertexAttribOffset || |
| nullptr == fFunctions.fVertexArrayVertexAttribIOffset || |
| nullptr == fFunctions.fEnableVertexArray || |
| nullptr == fFunctions.fDisableVertexArray || |
| nullptr == fFunctions.fEnableVertexArrayAttrib || |
| nullptr == fFunctions.fDisableVertexArrayAttrib || |
| nullptr == fFunctions.fGetVertexArrayIntegerv || |
| nullptr == fFunctions.fGetVertexArrayPointerv || |
| nullptr == fFunctions.fGetVertexArrayIntegeri_v || |
| nullptr == fFunctions.fGetVertexArrayPointeri_v || |
| nullptr == fFunctions.fMapNamedBufferRange || |
| nullptr == fFunctions.fFlushMappedNamedBufferRange) { |
| RETURN_FALSE_INTERFACE |
| } |
| } |
| } |
| |
| if ((kGL_GrGLStandard == fStandard && glVer >= GR_GL_VER(4,3)) || |
| fExtensions.has("GL_KHR_debug")) { |
| if (nullptr == fFunctions.fDebugMessageControl || |
| nullptr == fFunctions.fDebugMessageInsert || |
| nullptr == fFunctions.fDebugMessageCallback || |
| nullptr == fFunctions.fGetDebugMessageLog || |
| nullptr == fFunctions.fPushDebugGroup || |
| nullptr == fFunctions.fPopDebugGroup || |
| nullptr == fFunctions.fObjectLabel) { |
| RETURN_FALSE_INTERFACE |
| } |
| } |
| |
| if (fExtensions.has("EGL_KHR_image") || fExtensions.has("EGL_KHR_image_base")) { |
| if (nullptr == fFunctions.fEGLCreateImage || |
| nullptr == fFunctions.fEGLDestroyImage) { |
| RETURN_FALSE_INTERFACE |
| } |
| } |
| |
| return true; |
| } |
