| /* |
| * Copyright 2011 Google Inc. |
| * |
| * Use of this source code is governed by a BSD-style license that can be |
| * found in the LICENSE file. |
| */ |
| |
| #ifndef GrGLGpu_DEFINED |
| #define GrGLGpu_DEFINED |
| |
| #include <list> |
| #include "include/core/SkTypes.h" |
| #include "include/private/SkTArray.h" |
| #include "src/core/SkLRUCache.h" |
| #include "src/gpu/GrGpu.h" |
| #include "src/gpu/GrMesh.h" |
| #include "src/gpu/GrNativeRect.h" |
| #include "src/gpu/GrWindowRectsState.h" |
| #include "src/gpu/GrXferProcessor.h" |
| #include "src/gpu/gl/GrGLContext.h" |
| #include "src/gpu/gl/GrGLPathRendering.h" |
| #include "src/gpu/gl/GrGLProgram.h" |
| #include "src/gpu/gl/GrGLRenderTarget.h" |
| #include "src/gpu/gl/GrGLStencilAttachment.h" |
| #include "src/gpu/gl/GrGLTexture.h" |
| #include "src/gpu/gl/GrGLVertexArray.h" |
| |
| class GrGLBuffer; |
| class GrGLOpsRenderPass; |
| class GrPipeline; |
| class GrSwizzle; |
| |
| class GrGLGpu final : public GrGpu, private GrMesh::SendToGpuImpl { |
| public: |
| static sk_sp<GrGpu> Make(sk_sp<const GrGLInterface>, const GrContextOptions&, GrContext*); |
| ~GrGLGpu() override; |
| |
| void disconnect(DisconnectType) override; |
| |
| const GrGLContext& glContext() const { return *fGLContext; } |
| |
| const GrGLInterface* glInterface() const { return fGLContext->interface(); } |
| const GrGLContextInfo& ctxInfo() const { return *fGLContext; } |
| GrGLStandard glStandard() const { return fGLContext->standard(); } |
| GrGLVersion glVersion() const { return fGLContext->version(); } |
| GrGLSLGeneration glslGeneration() const { return fGLContext->glslGeneration(); } |
| const GrGLCaps& glCaps() const { return *fGLContext->caps(); } |
| |
| GrGLPathRendering* glPathRendering() { |
| SkASSERT(glCaps().shaderCaps()->pathRenderingSupport()); |
| return static_cast<GrGLPathRendering*>(pathRendering()); |
| } |
| |
| // Used by GrGLProgram to configure OpenGL state. |
| void bindTexture(int unitIdx, GrSamplerState samplerState, const GrSwizzle&, GrGLTexture*); |
| |
| // These functions should be used to bind GL objects. They track the GL state and skip redundant |
| // bindings. Making the equivalent glBind calls directly will confuse the state tracking. |
| void bindVertexArray(GrGLuint id) { |
| fHWVertexArrayState.setVertexArrayID(this, id); |
| } |
| |
| // These callbacks update state tracking when GL objects are deleted. They are called from |
| // GrGLResource onRelease functions. |
| void notifyVertexArrayDelete(GrGLuint id) { |
| fHWVertexArrayState.notifyVertexArrayDelete(id); |
| } |
| |
| // Binds a buffer to the GL target corresponding to 'type', updates internal state tracking, and |
| // returns the GL target the buffer was bound to. |
| // When 'type' is kIndex_GrBufferType, this function will also implicitly bind the default VAO. |
| // If the caller wishes to bind an index buffer to a specific VAO, it can call glBind directly. |
| GrGLenum bindBuffer(GrGpuBufferType type, const GrBuffer*); |
| |
| // The GrGLOpsRenderPass does not buffer up draws before submitting them to the gpu. |
| // Thus this is the implementation of the draw call for the corresponding passthrough function |
| // on GrGLOpsRenderPass. |
| void draw(GrRenderTarget*, const GrProgramInfo&, const GrMesh[], int meshCount); |
| |
| // GrMesh::SendToGpuImpl methods. These issue the actual GL draw calls. |
| // Marked final as a hint to the compiler to not use virtual dispatch. |
| void sendMeshToGpu(GrPrimitiveType, const GrBuffer* vertexBuffer, int vertexCount, |
| int baseVertex) final; |
| |
| void sendIndexedMeshToGpu(GrPrimitiveType, const GrBuffer* indexBuffer, int indexCount, |
| int baseIndex, uint16_t minIndexValue, uint16_t maxIndexValue, |
| const GrBuffer* vertexBuffer, int baseVertex, |
| GrPrimitiveRestart) final; |
| |
| void sendInstancedMeshToGpu(GrPrimitiveType, const GrBuffer* vertexBuffer, int vertexCount, |
| int baseVertex, const GrBuffer* instanceBuffer, int instanceCount, |
| int baseInstance) final; |
| |
| void sendIndexedInstancedMeshToGpu(GrPrimitiveType, const GrBuffer* indexBuffer, int indexCount, |
| int baseIndex, const GrBuffer* vertexBuffer, int baseVertex, |
| const GrBuffer* instanceBuffer, int instanceCount, |
| int baseInstance, GrPrimitiveRestart) final; |
| |
| // The GrGLOpsRenderPass does not buffer up draws before submitting them to the gpu. |
| // Thus this is the implementation of the clear call for the corresponding passthrough function |
| // on GrGLOpsRenderPass. |
| void clear(const GrFixedClip&, const SkPMColor4f&, GrRenderTarget*, GrSurfaceOrigin); |
| |
| // The GrGLOpsRenderPass does not buffer up draws before submitting them to the gpu. |
| // Thus this is the implementation of the clearStencil call for the corresponding passthrough |
| // function on GrGLOpsrenderPass. |
| void clearStencilClip(const GrFixedClip&, bool insideStencilMask, |
| GrRenderTarget*, GrSurfaceOrigin); |
| |
| // FIXME (michaelludwig): Can this go away and just use clearStencilClip() + marking the |
| // stencil buffer as not dirty? |
| void clearStencil(GrRenderTarget*, int clearValue); |
| |
| void beginCommandBuffer(GrRenderTarget*, const SkIRect& bounds, GrSurfaceOrigin, |
| const GrOpsRenderPass::LoadAndStoreInfo& colorLoadStore, |
| const GrOpsRenderPass::StencilLoadAndStoreInfo& stencilLoadStore); |
| |
| void endCommandBuffer(GrRenderTarget*, const GrOpsRenderPass::LoadAndStoreInfo& colorLoadStore, |
| const GrOpsRenderPass::StencilLoadAndStoreInfo& stencilLoadStore); |
| |
| GrOpsRenderPass* getOpsRenderPass( |
| GrRenderTarget*, GrSurfaceOrigin, const SkIRect&, |
| const GrOpsRenderPass::LoadAndStoreInfo&, |
| const GrOpsRenderPass::StencilLoadAndStoreInfo&, |
| const SkTArray<GrTextureProxy*, true>& sampledProxies) override; |
| |
| void invalidateBoundRenderTarget() { |
| fHWBoundRenderTargetUniqueID.makeInvalid(); |
| } |
| |
| GrStencilAttachment* createStencilAttachmentForRenderTarget( |
| const GrRenderTarget* rt, int width, int height, int numStencilSamples) override; |
| void deleteBackendTexture(const GrBackendTexture&) override; |
| |
| bool precompileShader(const SkData& key, const SkData& data) override { |
| return fProgramCache->precompileShader(key, data); |
| } |
| |
| #if GR_TEST_UTILS |
| bool isTestingOnlyBackendTexture(const GrBackendTexture&) const override; |
| |
| GrBackendRenderTarget createTestingOnlyBackendRenderTarget(int w, int h, GrColorType) override; |
| void deleteTestingOnlyBackendRenderTarget(const GrBackendRenderTarget&) override; |
| |
| const GrGLContext* glContextForTesting() const override { return &this->glContext(); } |
| |
| void resetShaderCacheForTesting() const override { fProgramCache->reset(); } |
| |
| void testingOnly_flushGpuAndSync() override; |
| #endif |
| |
| void submit(GrOpsRenderPass* renderPass) override; |
| |
| GrFence SK_WARN_UNUSED_RESULT insertFence() override; |
| bool waitFence(GrFence, uint64_t timeout) override; |
| void deleteFence(GrFence) const override; |
| |
| sk_sp<GrSemaphore> SK_WARN_UNUSED_RESULT makeSemaphore(bool isOwned) override; |
| sk_sp<GrSemaphore> wrapBackendSemaphore(const GrBackendSemaphore& semaphore, |
| GrResourceProvider::SemaphoreWrapType wrapType, |
| GrWrapOwnership ownership) override; |
| void insertSemaphore(sk_sp<GrSemaphore> semaphore) override; |
| void waitSemaphore(sk_sp<GrSemaphore> semaphore) override; |
| |
| void checkFinishProcs() override; |
| |
| sk_sp<GrSemaphore> prepareTextureForCrossContextUsage(GrTexture*) override; |
| |
| void deleteSync(GrGLsync) const; |
| |
| void insertEventMarker(const char*); |
| |
| void bindFramebuffer(GrGLenum fboTarget, GrGLuint fboid); |
| void deleteFramebuffer(GrGLuint fboid); |
| |
| private: |
| GrGLGpu(std::unique_ptr<GrGLContext>, GrContext*); |
| |
| // GrGpu overrides |
| GrBackendTexture onCreateBackendTexture(int w, int h, const GrBackendFormat&, |
| GrMipMapped, GrRenderable, |
| const SkPixmap srcData[], int numMipLevels, |
| const SkColor4f* color, GrProtected) override; |
| |
| void onResetContext(uint32_t resetBits) override; |
| |
| void onResetTextureBindings() override; |
| |
| void querySampleLocations(GrRenderTarget*, SkTArray<SkPoint>*) override; |
| |
| void xferBarrier(GrRenderTarget*, GrXferBarrierType) override; |
| |
| sk_sp<GrTexture> onCreateTexture(const GrSurfaceDesc&, |
| const GrBackendFormat&, |
| GrRenderable, |
| int renderTargetSampleCnt, |
| SkBudgeted, |
| GrProtected, |
| int mipLevelCount, |
| uint32_t levelClearMask) override; |
| sk_sp<GrTexture> onCreateCompressedTexture(int width, int height, const GrBackendFormat&, |
| SkImage::CompressionType compression, SkBudgeted, |
| const void* data) override; |
| |
| sk_sp<GrGpuBuffer> onCreateBuffer(size_t size, GrGpuBufferType intendedType, GrAccessPattern, |
| const void* data) override; |
| |
| sk_sp<GrTexture> onWrapBackendTexture(const GrBackendTexture&, GrColorType, GrWrapOwnership, |
| GrWrapCacheable, GrIOType) override; |
| sk_sp<GrTexture> onWrapRenderableBackendTexture(const GrBackendTexture&, int sampleCnt, |
| GrColorType, GrWrapOwnership, |
| GrWrapCacheable) override; |
| sk_sp<GrRenderTarget> onWrapBackendRenderTarget(const GrBackendRenderTarget&, |
| GrColorType) override; |
| sk_sp<GrRenderTarget> onWrapBackendTextureAsRenderTarget(const GrBackendTexture&, |
| int sampleCnt, GrColorType) override; |
| |
| // Given a GL format return the index into the stencil format array on GrGLCaps to a |
| // compatible stencil format, or negative if there is no compatible stencil format. |
| int getCompatibleStencilIndex(GrGLFormat format); |
| |
| void onFBOChanged(); |
| |
| // Returns whether the texture is successfully created. On success, a non-zero texture ID is |
| // returned. On failure, zero is returned. |
| // The texture is populated with |texels|, if it is non-null. |
| // The texture parameters are cached in |initialTexParams|. |
| GrGLuint createTexture2D(const SkISize& size, |
| GrGLFormat format, |
| GrRenderable, |
| GrGLTextureParameters::SamplerOverriddenState* initialState, |
| int mipLevelCount); |
| |
| GrGLuint createCompressedTexture2D(const SkISize& size, GrGLFormat format, |
| SkImage::CompressionType compression, |
| GrGLTextureParameters::SamplerOverriddenState* initialState, |
| const void* data); |
| |
| bool onReadPixels(GrSurface*, int left, int top, int width, int height, |
| GrColorType surfaceColorType, GrColorType dstColorType, void* buffer, |
| size_t rowBytes) override; |
| |
| bool onWritePixels(GrSurface*, int left, int top, int width, int height, |
| GrColorType surfaceColorType, GrColorType srcColorType, |
| const GrMipLevel texels[], int mipLevelCount, |
| bool prepForTexSampling) override; |
| |
| bool onTransferPixelsTo(GrTexture*, int left, int top, int width, int height, |
| GrColorType textureColorType, GrColorType bufferColorType, |
| GrGpuBuffer* transferBuffer, size_t offset, size_t rowBytes) override; |
| bool onTransferPixelsFrom(GrSurface*, int left, int top, int width, int height, |
| GrColorType surfaceColorType, GrColorType bufferColorType, |
| GrGpuBuffer* transferBuffer, size_t offset) override; |
| bool readOrTransferPixelsFrom(GrSurface*, int left, int top, int width, int height, |
| GrColorType surfaceColorType, GrColorType dstColorType, |
| void* offsetOrPtr, int rowWidthInPixels); |
| |
| // Before calling any variation of TexImage, TexSubImage, etc..., call this to ensure that the |
| // PIXEL_UNPACK_BUFFER is unbound. |
| void unbindCpuToGpuXferBuffer(); |
| |
| void onResolveRenderTarget(GrRenderTarget* target, const SkIRect& resolveRect, |
| GrSurfaceOrigin resolveOrigin, ForExternalIO) override; |
| |
| bool onRegenerateMipMapLevels(GrTexture*) override; |
| |
| bool onCopySurface(GrSurface* dst, GrSurface* src, const SkIRect& srcRect, |
| const SkIPoint& dstPoint) override; |
| |
| // binds texture unit in GL |
| void setTextureUnit(int unitIdx); |
| |
| // Flushes state from GrPipeline to GL. Returns false if the state couldn't be set. |
| // willDrawPoints must be true if point primitives will be rendered after setting the GL state. |
| // If DynamicStateArrays is not null then dynamicStateArraysLength is the number of dynamic |
| // state entries in each array. |
| bool flushGLState(GrRenderTarget*, const GrProgramInfo&, GrPrimitiveType); |
| |
| void flushProgram(sk_sp<GrGLProgram>); |
| |
| // Version for programs that aren't GrGLProgram. |
| void flushProgram(GrGLuint); |
| |
| // Sets up vertex/instance attribute pointers and strides. |
| void setupGeometry(const GrBuffer* indexBuffer, |
| const GrBuffer* vertexBuffer, |
| int baseVertex, |
| const GrBuffer* instanceBuffer, |
| int baseInstance, |
| GrPrimitiveRestart); |
| |
| void flushBlendAndColorWrite(const GrXferProcessor::BlendInfo& blendInfo, const GrSwizzle&); |
| |
| void onFinishFlush(GrSurfaceProxy*[], int n, SkSurface::BackendSurfaceAccess access, |
| const GrFlushInfo&, const GrPrepareForExternalIORequests&) override; |
| |
| bool waitSync(GrGLsync, uint64_t timeout, bool flush); |
| |
| bool copySurfaceAsDraw(GrSurface* dst, GrSurface* src, const SkIRect& srcRect, |
| const SkIPoint& dstPoint); |
| void copySurfaceAsCopyTexSubImage(GrSurface* dst, GrSurface* src, const SkIRect& srcRect, |
| const SkIPoint& dstPoint); |
| bool copySurfaceAsBlitFramebuffer(GrSurface* dst, GrSurface* src, const SkIRect& srcRect, |
| const SkIPoint& dstPoint); |
| |
| static bool BlendCoeffReferencesConstant(GrBlendCoeff coeff); |
| |
| class ProgramCache : public ::SkNoncopyable { |
| public: |
| ProgramCache(GrGLGpu* gpu); |
| ~ProgramCache(); |
| |
| void abandon(); |
| void reset(); |
| GrGLProgram* refProgram(GrGLGpu*, GrRenderTarget*, const GrProgramInfo&, GrPrimitiveType); |
| bool precompileShader(const SkData& key, const SkData& data); |
| |
| private: |
| struct Entry; |
| |
| struct DescHash { |
| uint32_t operator()(const GrProgramDesc& desc) const { |
| return SkOpts::hash_fn(desc.asKey(), desc.keyLength(), 0); |
| } |
| }; |
| |
| SkLRUCache<GrProgramDesc, std::unique_ptr<Entry>, DescHash> fMap; |
| |
| GrGLGpu* fGpu; |
| }; |
| |
| void flushColorWrite(bool writeColor); |
| void flushClearColor(const SkPMColor4f&); |
| |
| // flushes the scissor. see the note on flushBoundTextureAndParams about |
| // flushing the scissor after that function is called. |
| void flushScissor(const GrScissorState&, int rtWidth, int rtHeight, GrSurfaceOrigin rtOrigin); |
| |
| // disables the scissor |
| void disableScissor(); |
| |
| void flushWindowRectangles(const GrWindowRectsState&, const GrGLRenderTarget*, GrSurfaceOrigin); |
| void disableWindowRectangles(); |
| |
| int numTextureUnits() const { return this->caps()->shaderCaps()->maxFragmentSamplers(); } |
| |
| // Binds a texture to a target on the "scratch" texture unit to use for texture operations |
| // other than usual draw flow (i.e. a GrGLProgram derived from a GrPipeline used to draw |
| // GrMesh). It ensures that such operations don't negatively interact with draws. |
| // The active texture unit and the binding for 'target' will change. |
| void bindTextureToScratchUnit(GrGLenum target, GrGLint textureID); |
| |
| // The passed bounds contains the render target's color values that will subsequently be |
| // written. |
| void flushRenderTarget(GrGLRenderTarget*, GrSurfaceOrigin, const SkIRect& bounds); |
| // This version has an implicit bounds of the entire render target. |
| void flushRenderTarget(GrGLRenderTarget*); |
| // This version can be used when the render target's colors will not be written. |
| void flushRenderTargetNoColorWrites(GrGLRenderTarget*); |
| |
| // Need not be called if flushRenderTarget is used. |
| void flushViewport(int width, int height); |
| |
| void flushStencil(const GrStencilSettings&, GrSurfaceOrigin); |
| void disableStencil(); |
| |
| // rt is used only if useHWAA is true. |
| void flushHWAAState(GrRenderTarget* rt, bool useHWAA); |
| |
| void flushFramebufferSRGB(bool enable); |
| |
| bool uploadTexData(GrGLFormat textureFormat, GrColorType textureColorType, int texWidth, |
| int texHeight, GrGLenum target, int left, int top, int width, int height, |
| GrColorType srcColorType, const GrMipLevel texels[], int mipLevelCount, |
| GrMipMapsStatus* mipMapsStatus = nullptr); |
| |
| // Helper for onCreateCompressedTexture. Compressed textures are read-only so we only use this |
| // to populate a new texture. Returns false if we failed to create and upload the texture. |
| bool uploadCompressedTexData(GrGLFormat, |
| SkImage::CompressionType, |
| const SkISize& size, |
| GrGLenum target, |
| const void* data); |
| |
| bool createRenderTargetObjects(const GrGLTexture::Desc&, |
| int sampleCount, |
| GrGLRenderTarget::IDs*); |
| |
| enum TempFBOTarget { |
| kSrc_TempFBOTarget, |
| kDst_TempFBOTarget |
| }; |
| |
| // Binds a surface as a FBO for copying, reading, or clearing. If the surface already owns an |
| // FBO ID then that ID is bound. If not the surface is temporarily bound to a FBO and that FBO |
| // is bound. This must be paired with a call to unbindSurfaceFBOForPixelOps(). |
| void bindSurfaceFBOForPixelOps(GrSurface* surface, int mipLevel, GrGLenum fboTarget, |
| TempFBOTarget tempFBOTarget); |
| |
| // Must be called if bindSurfaceFBOForPixelOps was used to bind a surface for copying. |
| void unbindSurfaceFBOForPixelOps(GrSurface* surface, int mipLevel, GrGLenum fboTarget); |
| |
| #ifdef SK_ENABLE_DUMP_GPU |
| void onDumpJSON(SkJSONWriter*) const override; |
| #endif |
| |
| bool createCopyProgram(GrTexture* srcTexture); |
| bool createMipmapProgram(int progIdx); |
| |
| std::unique_ptr<GrGLContext> fGLContext; |
| |
| // GL program-related state |
| ProgramCache* fProgramCache; |
| |
| /////////////////////////////////////////////////////////////////////////// |
| ///@name Caching of GL State |
| ///@{ |
| int fHWActiveTextureUnitIdx; |
| |
| GrGLuint fHWProgramID; |
| sk_sp<GrGLProgram> fHWProgram; |
| |
| enum TriState { |
| kNo_TriState, |
| kYes_TriState, |
| kUnknown_TriState |
| }; |
| |
| GrGLuint fTempSrcFBOID; |
| GrGLuint fTempDstFBOID; |
| |
| GrGLuint fStencilClearFBOID; |
| |
| // last scissor / viewport scissor state seen by the GL. |
| struct { |
| TriState fEnabled; |
| GrNativeRect fRect; |
| void invalidate() { |
| fEnabled = kUnknown_TriState; |
| fRect.invalidate(); |
| } |
| } fHWScissorSettings; |
| |
| class { |
| public: |
| bool valid() const { return kInvalidSurfaceOrigin != fRTOrigin; } |
| void invalidate() { fRTOrigin = kInvalidSurfaceOrigin; } |
| bool knownDisabled() const { return this->valid() && !fWindowState.enabled(); } |
| void setDisabled() { |
| fRTOrigin = kTopLeft_GrSurfaceOrigin; |
| fWindowState.setDisabled(); |
| } |
| |
| void set(GrSurfaceOrigin rtOrigin, int width, int height, |
| const GrWindowRectsState& windowState) { |
| fRTOrigin = rtOrigin; |
| fWidth = width; |
| fHeight = height; |
| fWindowState = windowState; |
| } |
| |
| bool knownEqualTo(GrSurfaceOrigin rtOrigin, int width, int height, |
| const GrWindowRectsState& windowState) const { |
| if (!this->valid()) { |
| return false; |
| } |
| if (fWindowState.numWindows() && |
| (fRTOrigin != rtOrigin || fWidth != width || fHeight != height)) { |
| return false; |
| } |
| return fWindowState == windowState; |
| } |
| |
| private: |
| enum { kInvalidSurfaceOrigin = -1 }; |
| |
| int fRTOrigin; |
| int fWidth; |
| int fHeight; |
| GrWindowRectsState fWindowState; |
| } fHWWindowRectsState; |
| |
| GrNativeRect fHWViewport; |
| |
| /** |
| * Tracks vertex attrib array state. |
| */ |
| class HWVertexArrayState { |
| public: |
| HWVertexArrayState() : fCoreProfileVertexArray(nullptr) { this->invalidate(); } |
| |
| ~HWVertexArrayState() { delete fCoreProfileVertexArray; } |
| |
| void invalidate() { |
| fBoundVertexArrayIDIsValid = false; |
| fDefaultVertexArrayAttribState.invalidate(); |
| if (fCoreProfileVertexArray) { |
| fCoreProfileVertexArray->invalidateCachedState(); |
| } |
| } |
| |
| void notifyVertexArrayDelete(GrGLuint id) { |
| if (fBoundVertexArrayIDIsValid && fBoundVertexArrayID == id) { |
| // Does implicit bind to 0 |
| fBoundVertexArrayID = 0; |
| } |
| } |
| |
| void setVertexArrayID(GrGLGpu* gpu, GrGLuint arrayID) { |
| if (!gpu->glCaps().vertexArrayObjectSupport()) { |
| SkASSERT(0 == arrayID); |
| return; |
| } |
| if (!fBoundVertexArrayIDIsValid || arrayID != fBoundVertexArrayID) { |
| GR_GL_CALL(gpu->glInterface(), BindVertexArray(arrayID)); |
| fBoundVertexArrayIDIsValid = true; |
| fBoundVertexArrayID = arrayID; |
| } |
| } |
| |
| /** |
| * Binds the vertex array that should be used for internal draws, and returns its attrib |
| * state. This binds the default VAO (ID=zero) unless we are on a core profile, in which |
| * case we use a dummy array instead. |
| * |
| * If an index buffer is privided, it will be bound to the vertex array. Otherwise the |
| * index buffer binding will be left unchanged. |
| * |
| * The returned GrGLAttribArrayState should be used to set vertex attribute arrays. |
| */ |
| GrGLAttribArrayState* bindInternalVertexArray(GrGLGpu*, const GrBuffer* ibuff = nullptr); |
| |
| private: |
| GrGLuint fBoundVertexArrayID; |
| bool fBoundVertexArrayIDIsValid; |
| |
| // We return a non-const pointer to this from bindArrayAndBuffersToDraw when vertex array 0 |
| // is bound. However, this class is internal to GrGLGpu and this object never leaks out of |
| // GrGLGpu. |
| GrGLAttribArrayState fDefaultVertexArrayAttribState; |
| |
| // This is used when we're using a core profile. |
| GrGLVertexArray* fCoreProfileVertexArray; |
| } fHWVertexArrayState; |
| |
| struct { |
| GrGLenum fGLTarget; |
| GrGpuResource::UniqueID fBoundBufferUniqueID; |
| bool fBufferZeroKnownBound; |
| |
| void invalidate() { |
| fBoundBufferUniqueID.makeInvalid(); |
| fBufferZeroKnownBound = false; |
| } |
| } fHWBufferState[kGrGpuBufferTypeCount]; |
| |
| auto* hwBufferState(GrGpuBufferType type) { |
| unsigned typeAsUInt = static_cast<unsigned>(type); |
| SkASSERT(typeAsUInt < SK_ARRAY_COUNT(fHWBufferState)); |
| return &fHWBufferState[typeAsUInt]; |
| } |
| |
| struct { |
| GrBlendEquation fEquation; |
| GrBlendCoeff fSrcCoeff; |
| GrBlendCoeff fDstCoeff; |
| SkPMColor4f fConstColor; |
| bool fConstColorValid; |
| TriState fEnabled; |
| |
| void invalidate() { |
| fEquation = kIllegal_GrBlendEquation; |
| fSrcCoeff = kIllegal_GrBlendCoeff; |
| fDstCoeff = kIllegal_GrBlendCoeff; |
| fConstColorValid = false; |
| fEnabled = kUnknown_TriState; |
| } |
| } fHWBlendState; |
| |
| TriState fMSAAEnabled; |
| |
| GrStencilSettings fHWStencilSettings; |
| GrSurfaceOrigin fHWStencilOrigin; |
| TriState fHWStencilTestEnabled; |
| |
| |
| TriState fHWWriteToColor; |
| GrGpuResource::UniqueID fHWBoundRenderTargetUniqueID; |
| TriState fHWSRGBFramebuffer; |
| |
| class TextureUnitBindings { |
| public: |
| TextureUnitBindings() = default; |
| TextureUnitBindings(const TextureUnitBindings&) = delete; |
| TextureUnitBindings& operator=(const TextureUnitBindings&) = delete; |
| |
| GrGpuResource::UniqueID boundID(GrGLenum target) const; |
| bool hasBeenModified(GrGLenum target) const; |
| void setBoundID(GrGLenum target, GrGpuResource::UniqueID); |
| void invalidateForScratchUse(GrGLenum target); |
| void invalidateAllTargets(bool markUnmodified); |
| |
| private: |
| struct TargetBinding { |
| GrGpuResource::UniqueID fBoundResourceID; |
| bool fHasBeenModified = false; |
| }; |
| TargetBinding fTargetBindings[3]; |
| }; |
| SkAutoTArray<TextureUnitBindings> fHWTextureUnitBindings; |
| |
| GrGLfloat fHWClearColor[4]; |
| |
| GrGLuint fBoundDrawFramebuffer = 0; |
| |
| /** IDs for copy surface program. (3 sampler types) */ |
| struct { |
| GrGLuint fProgram = 0; |
| GrGLint fTextureUniform = 0; |
| GrGLint fTexCoordXformUniform = 0; |
| GrGLint fPosXformUniform = 0; |
| } fCopyPrograms[3]; |
| sk_sp<GrGLBuffer> fCopyProgramArrayBuffer; |
| |
| /** IDs for texture mipmap program. (4 filter configurations) */ |
| struct { |
| GrGLuint fProgram = 0; |
| GrGLint fTextureUniform = 0; |
| GrGLint fTexCoordXformUniform = 0; |
| } fMipmapPrograms[4]; |
| sk_sp<GrGLBuffer> fMipmapProgramArrayBuffer; |
| |
| static int TextureToCopyProgramIdx(GrTexture* texture); |
| |
| static int TextureSizeToMipmapProgramIdx(int width, int height) { |
| const bool wide = (width > 1) && SkToBool(width & 0x1); |
| const bool tall = (height > 1) && SkToBool(height & 0x1); |
| return (wide ? 0x2 : 0x0) | (tall ? 0x1 : 0x0); |
| } |
| |
| GrPrimitiveType fLastPrimitiveType; |
| |
| GrGLTextureParameters::ResetTimestamp fResetTimestampForTextureParameters = 0; |
| |
| class SamplerObjectCache; |
| std::unique_ptr<SamplerObjectCache> fSamplerObjectCache; |
| |
| std::unique_ptr<GrGLOpsRenderPass> fCachedOpsRenderPass; |
| |
| struct FinishCallback { |
| GrGpuFinishedProc fCallback; |
| GrGpuFinishedContext fContext; |
| GrGLsync fSync; |
| }; |
| std::list<FinishCallback> fFinishCallbacks; |
| |
| SkDEBUGCODE(bool fIsExecutingCommandBuffer_DebugOnly = false); |
| |
| friend class GrGLPathRendering; // For accessing setTextureUnit. |
| |
| typedef GrGpu INHERITED; |
| }; |
| |
| #endif |
