| /* |
| * Copyright 2018 Google Inc. |
| * |
| * Use of this source code is governed by a BSD-style license that can be |
| * found in the LICENSE file. |
| */ |
| |
| #ifndef GrMtlResourceProvider_DEFINED |
| #define GrMtlResourceProvider_DEFINED |
| |
| #include "include/private/SkSpinlock.h" |
| #include "include/private/SkTArray.h" |
| #include "src/core/SkLRUCache.h" |
| #include "src/gpu/GrProgramDesc.h" |
| #include "src/gpu/GrThreadSafePipelineBuilder.h" |
| #include "src/gpu/mtl/GrMtlDepthStencil.h" |
| #include "src/gpu/mtl/GrMtlPipelineStateBuilder.h" |
| #include "src/gpu/mtl/GrMtlSampler.h" |
| |
| #import <Metal/Metal.h> |
| |
| class GrMtlGpu; |
| class GrMtlCommandBuffer; |
| |
| class GrMtlResourceProvider { |
| public: |
| GrMtlResourceProvider(GrMtlGpu* gpu); |
| |
| GrMtlPipelineState* findOrCreateCompatiblePipelineState( |
| const GrProgramDesc&,const GrProgramInfo&, |
| GrThreadSafePipelineBuilder::Stats::ProgramCacheResult* stat = nullptr); |
| bool precompileShader(const SkData& key, const SkData& data); |
| |
| // Finds or creates a compatible MTLDepthStencilState based on the GrStencilSettings. |
| GrMtlDepthStencil* findOrCreateCompatibleDepthStencilState(const GrStencilSettings&, |
| GrSurfaceOrigin); |
| |
| // Finds or creates a compatible MTLSamplerState based on the GrSamplerState. |
| GrMtlSampler* findOrCreateCompatibleSampler(GrSamplerState); |
| |
| // Destroy any cached resources. To be called before releasing the MtlDevice. |
| void destroyResources(); |
| |
| #if GR_TEST_UTILS |
| void resetShaderCacheForTesting() const { fPipelineStateCache->release(); } |
| #endif |
| |
| private: |
| #ifdef SK_DEBUG |
| #define GR_PIPELINE_STATE_CACHE_STATS |
| #endif |
| |
| class PipelineStateCache : public GrThreadSafePipelineBuilder { |
| public: |
| PipelineStateCache(GrMtlGpu* gpu); |
| ~PipelineStateCache() override; |
| |
| void release(); |
| GrMtlPipelineState* refPipelineState(const GrProgramDesc&, const GrProgramInfo&, |
| Stats::ProgramCacheResult*); |
| bool precompileShader(const SkData& key, const SkData& data); |
| |
| private: |
| GrMtlPipelineState* onRefPipelineState(const GrProgramDesc&, const GrProgramInfo&, |
| Stats::ProgramCacheResult*); |
| |
| struct Entry; |
| |
| struct DescHash { |
| uint32_t operator()(const GrProgramDesc& desc) const { |
| return SkOpts::hash_fn(desc.asKey(), desc.keyLength(), 0); |
| } |
| }; |
| |
| SkLRUCache<const GrProgramDesc, std::unique_ptr<Entry>, DescHash> fMap; |
| |
| GrMtlGpu* fGpu; |
| }; |
| |
| GrMtlGpu* fGpu; |
| |
| // Cache of GrMtlPipelineStates |
| std::unique_ptr<PipelineStateCache> fPipelineStateCache; |
| |
| SkTDynamicHash<GrMtlSampler, GrMtlSampler::Key> fSamplers; |
| SkTDynamicHash<GrMtlDepthStencil, GrMtlDepthStencil::Key> fDepthStencilStates; |
| }; |
| |
| #endif |