1 // 2 // Copyright 2015 The ANGLE Project Authors. All rights reserved. 3 // Use of this source code is governed by a BSD-style license that can be 4 // found in the LICENSE file. 5 // 6 7 // RendererGL.h: Defines the class interface for RendererGL. 8 9 #ifndef LIBANGLE_RENDERER_GL_RENDERERGL_H_ 10 #define LIBANGLE_RENDERER_GL_RENDERERGL_H_ 11 12 #include <list> 13 #include <mutex> 14 15 #include "libANGLE/Caps.h" 16 #include "libANGLE/Error.h" 17 #include "libANGLE/Version.h" 18 #include "libANGLE/renderer/gl/renderergl_utils.h" 19 #include "platform/autogen/FeaturesGL_autogen.h" 20 21 namespace angle 22 { 23 struct FrontendFeatures; 24 } // namespace angle 25 26 namespace gl 27 { 28 struct IndexRange; 29 class Path; 30 class State; 31 } // namespace gl 32 33 namespace egl 34 { 35 class AttributeMap; 36 } // namespace egl 37 38 namespace sh 39 { 40 struct BlockMemberInfo; 41 } // namespace sh 42 43 namespace rx 44 { 45 class BlitGL; 46 class ClearMultiviewGL; 47 class ContextImpl; 48 class DisplayGL; 49 class FunctionsGL; 50 class RendererGL; 51 class StateManagerGL; 52 53 class RendererGL : angle::NonCopyable 54 { 55 public: 56 RendererGL(std::unique_ptr<FunctionsGL> functions, 57 const egl::AttributeMap &attribMap, 58 DisplayGL *display); 59 virtual ~RendererGL(); 60 61 angle::Result flush(); 62 angle::Result finish(); 63 64 gl::GraphicsResetStatus getResetStatus(); 65 66 // EXT_debug_marker 67 void insertEventMarker(GLsizei length, const char *marker); 68 void pushGroupMarker(GLsizei length, const char *marker); 69 void popGroupMarker(); 70 71 // KHR_debug 72 void pushDebugGroup(GLenum source, GLuint id, const std::string &message); 73 void popDebugGroup(); 74 75 GLint getGPUDisjoint(); 76 GLint64 getTimestamp(); 77 78 const gl::Version &getMaxSupportedESVersion() const; getFunctions()79 const FunctionsGL *getFunctions() const { return mFunctions.get(); } getStateManager()80 StateManagerGL *getStateManager() const { return mStateManager; } getFeatures()81 const angle::FeaturesGL &getFeatures() const { return mFeatures; } getBlitter()82 BlitGL *getBlitter() const { return mBlitter; } getMultiviewClearer()83 ClearMultiviewGL *getMultiviewClearer() const { return mMultiviewClearer; } 84 85 MultiviewImplementationTypeGL getMultiviewImplementationType() const; 86 const gl::Caps &getNativeCaps() const; 87 const gl::TextureCapsMap &getNativeTextureCaps() const; 88 const gl::Extensions &getNativeExtensions() const; 89 const gl::Limitations &getNativeLimitations() const; 90 const ShPixelLocalStorageOptions &getNativePixelLocalStorageOptions() const; 91 void initializeFrontendFeatures(angle::FrontendFeatures *features) const; 92 93 angle::Result dispatchCompute(const gl::Context *context, 94 GLuint numGroupsX, 95 GLuint numGroupsY, 96 GLuint numGroupsZ); 97 angle::Result dispatchComputeIndirect(const gl::Context *context, GLintptr indirect); 98 99 angle::Result memoryBarrier(GLbitfield barriers); 100 angle::Result memoryBarrierByRegion(GLbitfield barriers); 101 102 void framebufferFetchBarrier(); 103 104 // Checks if the driver has the KHR_parallel_shader_compile or ARB_parallel_shader_compile 105 // extension. 106 bool hasNativeParallelCompile(); 107 void setMaxShaderCompilerThreads(GLuint count); 108 109 void setNeedsFlushBeforeDeleteTextures(); 110 void flushIfNecessaryBeforeDeleteTextures(); 111 112 void markWorkSubmitted(); 113 114 void handleGPUSwitch(); 115 116 private: 117 void ensureCapsInitialized() const; 118 void generateCaps(gl::Caps *outCaps, 119 gl::TextureCapsMap *outTextureCaps, 120 gl::Extensions *outExtensions, 121 gl::Limitations *outLimitations) const; 122 123 mutable gl::Version mMaxSupportedESVersion; 124 125 std::unique_ptr<FunctionsGL> mFunctions; 126 StateManagerGL *mStateManager; 127 128 BlitGL *mBlitter; 129 ClearMultiviewGL *mMultiviewClearer; 130 131 bool mUseDebugOutput; 132 133 mutable bool mCapsInitialized; 134 mutable gl::Caps mNativeCaps; 135 mutable gl::TextureCapsMap mNativeTextureCaps; 136 mutable gl::Extensions mNativeExtensions; 137 mutable gl::Limitations mNativeLimitations; 138 mutable ShPixelLocalStorageOptions mNativePLSOptions; 139 mutable MultiviewImplementationTypeGL mMultiviewImplementationType; 140 141 bool mWorkDoneSinceLastFlush = false; 142 143 bool mNativeParallelCompileEnabled; 144 145 angle::FeaturesGL mFeatures; 146 147 // Workaround for anglebug.com/40644715 148 bool mNeedsFlushBeforeDeleteTextures; 149 }; 150 151 } // namespace rx 152 153 #endif // LIBANGLE_RENDERER_GL_RENDERERGL_H_ 154