// // Copyright 2016 The ANGLE Project Authors. All rights reserved. // Use of this source code is governed by a BSD-style license that can be // found in the LICENSE file. // // ContextImpl: // Implementation-specific functionality associated with a GL Context. // #ifndef LIBANGLE_RENDERER_CONTEXTIMPL_H_ #define LIBANGLE_RENDERER_CONTEXTIMPL_H_ #include #include "common/angleutils.h" #include "libANGLE/State.h" #include "libANGLE/renderer/GLImplFactory.h" namespace gl { class ErrorSet; class MemoryProgramCache; class Path; class PixelLocalStoragePlane; class Semaphore; struct Workarounds; } // namespace gl namespace angle { struct ImageLoadContext; } namespace rx { class ContextImpl : public GLImplFactory { public: ContextImpl(const gl::State &state, gl::ErrorSet *errorSet); ~ContextImpl() override; virtual void onDestroy(const gl::Context *context) {} virtual angle::Result initialize(const angle::ImageLoadContext &imageLoadContext) = 0; // Flush and finish. virtual angle::Result flush(const gl::Context *context) = 0; virtual angle::Result finish(const gl::Context *context) = 0; // Drawing methods. virtual angle::Result drawArrays(const gl::Context *context, gl::PrimitiveMode mode, GLint first, GLsizei count) = 0; virtual angle::Result drawArraysInstanced(const gl::Context *context, gl::PrimitiveMode mode, GLint first, GLsizei count, GLsizei instanceCount) = 0; // Necessary for Vulkan since gl_InstanceIndex includes baseInstance virtual angle::Result drawArraysInstancedBaseInstance(const gl::Context *context, gl::PrimitiveMode mode, GLint first, GLsizei count, GLsizei instanceCount, GLuint baseInstance) = 0; virtual angle::Result drawElements(const gl::Context *context, gl::PrimitiveMode mode, GLsizei count, gl::DrawElementsType type, const void *indices) = 0; virtual angle::Result drawElementsBaseVertex(const gl::Context *context, gl::PrimitiveMode mode, GLsizei count, gl::DrawElementsType type, const void *indices, GLint baseVertex) = 0; virtual angle::Result drawElementsInstanced(const gl::Context *context, gl::PrimitiveMode mode, GLsizei count, gl::DrawElementsType type, const void *indices, GLsizei instances) = 0; virtual angle::Result drawElementsInstancedBaseVertex(const gl::Context *context, gl::PrimitiveMode mode, GLsizei count, gl::DrawElementsType type, const void *indices, GLsizei instances, GLint baseVertex) = 0; virtual angle::Result drawElementsInstancedBaseVertexBaseInstance(const gl::Context *context, gl::PrimitiveMode mode, GLsizei count, gl::DrawElementsType type, const void *indices, GLsizei instances, GLint baseVertex, GLuint baseInstance) = 0; virtual angle::Result drawRangeElements(const gl::Context *context, gl::PrimitiveMode mode, GLuint start, GLuint end, GLsizei count, gl::DrawElementsType type, const void *indices) = 0; virtual angle::Result drawRangeElementsBaseVertex(const gl::Context *context, gl::PrimitiveMode mode, GLuint start, GLuint end, GLsizei count, gl::DrawElementsType type, const void *indices, GLint baseVertex) = 0; virtual angle::Result drawArraysIndirect(const gl::Context *context, gl::PrimitiveMode mode, const void *indirect) = 0; virtual angle::Result drawElementsIndirect(const gl::Context *context, gl::PrimitiveMode mode, gl::DrawElementsType type, const void *indirect) = 0; // MultiDraw* impl added as we need workaround for promoting dynamic attributes in D3D backend virtual angle::Result multiDrawArrays(const gl::Context *context, gl::PrimitiveMode mode, const GLint *firsts, const GLsizei *counts, GLsizei drawcount) = 0; virtual angle::Result multiDrawArraysIndirect(const gl::Context *context, gl::PrimitiveMode mode, const void *indirect, GLsizei drawcount, GLsizei stride) = 0; virtual angle::Result multiDrawArraysInstanced(const gl::Context *context, gl::PrimitiveMode mode, const GLint *firsts, const GLsizei *counts, const GLsizei *instanceCounts, GLsizei drawcount) = 0; virtual angle::Result multiDrawElements(const gl::Context *context, gl::PrimitiveMode mode, const GLsizei *counts, gl::DrawElementsType type, const GLvoid *const *indices, GLsizei drawcount) = 0; virtual angle::Result multiDrawElementsInstanced(const gl::Context *context, gl::PrimitiveMode mode, const GLsizei *counts, gl::DrawElementsType type, const GLvoid *const *indices, const GLsizei *instanceCounts, GLsizei drawcount) = 0; virtual angle::Result multiDrawElementsIndirect(const gl::Context *context, gl::PrimitiveMode mode, gl::DrawElementsType type, const void *indirect, GLsizei drawcount, GLsizei stride) = 0; virtual angle::Result multiDrawArraysInstancedBaseInstance(const gl::Context *context, gl::PrimitiveMode mode, const GLint *firsts, const GLsizei *counts, const GLsizei *instanceCounts, const GLuint *baseInstances, GLsizei drawcount) = 0; virtual angle::Result multiDrawElementsInstancedBaseVertexBaseInstance( const gl::Context *context, gl::PrimitiveMode mode, const GLsizei *counts, gl::DrawElementsType type, const GLvoid *const *indices, const GLsizei *instanceCounts, const GLint *baseVertices, const GLuint *baseInstances, GLsizei drawcount) = 0; // Device loss virtual gl::GraphicsResetStatus getResetStatus() = 0; // EXT_debug_marker virtual angle::Result insertEventMarker(GLsizei length, const char *marker) = 0; virtual angle::Result pushGroupMarker(GLsizei length, const char *marker) = 0; virtual angle::Result popGroupMarker() = 0; // KHR_debug virtual angle::Result pushDebugGroup(const gl::Context *context, GLenum source, GLuint id, const std::string &message) = 0; virtual angle::Result popDebugGroup(const gl::Context *context) = 0; virtual angle::Result handleNoopDrawEvent(); // KHR_parallel_shader_compile virtual void setMaxShaderCompilerThreads(GLuint count) {} // GL_ANGLE_texture_storage_external virtual void invalidateTexture(gl::TextureType target); // EXT_shader_framebuffer_fetch_non_coherent virtual void framebufferFetchBarrier() {} // KHR_blend_equation_advanced virtual void blendBarrier() {} // QCOM_tiled_rendering virtual angle::Result startTiling(const gl::Context *context, const gl::Rectangle &area, GLbitfield preserveMask); virtual angle::Result endTiling(const gl::Context *context, GLbitfield preserveMask); // State sync with dirty bits. virtual angle::Result syncState(const gl::Context *context, const gl::state::DirtyBits dirtyBits, const gl::state::DirtyBits bitMask, const gl::state::ExtendedDirtyBits extendedDirtyBits, const gl::state::ExtendedDirtyBits extendedBitMask, gl::Command command) = 0; // Disjoint timer queries virtual GLint getGPUDisjoint() = 0; virtual GLint64 getTimestamp() = 0; // Context switching virtual angle::Result onMakeCurrent(const gl::Context *context) = 0; virtual angle::Result onUnMakeCurrent(const gl::Context *context); // Native capabilities, unmodified by gl::Context. virtual gl::Caps getNativeCaps() const = 0; virtual const gl::TextureCapsMap &getNativeTextureCaps() const = 0; virtual const gl::Extensions &getNativeExtensions() const = 0; virtual const gl::Limitations &getNativeLimitations() const = 0; virtual const ShPixelLocalStorageOptions &getNativePixelLocalStorageOptions() const = 0; virtual angle::Result dispatchCompute(const gl::Context *context, GLuint numGroupsX, GLuint numGroupsY, GLuint numGroupsZ) = 0; virtual angle::Result dispatchComputeIndirect(const gl::Context *context, GLintptr indirect) = 0; virtual angle::Result memoryBarrier(const gl::Context *context, GLbitfield barriers) = 0; virtual angle::Result memoryBarrierByRegion(const gl::Context *context, GLbitfield barriers) = 0; const gl::State &getState() const { return mState; } int getClientMajorVersion() const { return mState.getClientMajorVersion(); } int getClientMinorVersion() const { return mState.getClientMinorVersion(); } const gl::Caps &getCaps() const { return mState.getCaps(); } const gl::TextureCapsMap &getTextureCaps() const { return mState.getTextureCaps(); } const gl::Extensions &getExtensions() const { return mState.getExtensions(); } const gl::Limitations &getLimitations() const { return mState.getLimitations(); } // A common GL driver behaviour is to trigger dynamic shader recompilation on a draw call, // based on the current render states. We store a mutable pointer to the program cache so // on draw calls we can store the refreshed shaders in the cache. void setMemoryProgramCache(gl::MemoryProgramCache *memoryProgramCache); void handleError(GLenum errorCode, const char *message, const char *file, const char *function, unsigned int line); virtual egl::ContextPriority getContextPriority() const; // EGL_ANGLE_power_preference implementation. virtual egl::Error releaseHighPowerGPU(gl::Context *context); virtual egl::Error reacquireHighPowerGPU(gl::Context *context); // EGL_ANGLE_external_context_and_surface virtual void acquireExternalContext(const gl::Context *context); virtual void releaseExternalContext(const gl::Context *context); // GL_ANGLE_vulkan_image virtual angle::Result acquireTextures(const gl::Context *context, const gl::TextureBarrierVector &textureBarriers); virtual angle::Result releaseTextures(const gl::Context *context, gl::TextureBarrierVector *textureBarriers); // AMD_performance_monitor virtual const angle::PerfMonitorCounterGroups &getPerfMonitorCounters(); protected: const gl::State &mState; gl::MemoryProgramCache *mMemoryProgramCache; gl::ErrorSet *mErrors; }; } // namespace rx #endif // LIBANGLE_RENDERER_CONTEXTIMPL_H_