45 lines
1.7 KiB
C++
45 lines
1.7 KiB
C++
#pragma once
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#include "RuntimeStoreReadModels.h"
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#include "ShaderTypes.h"
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#include <atomic>
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#include <cstdint>
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#include <string>
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#include <vector>
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class RuntimeStore;
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struct RuntimeSnapshotVersions
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{
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uint64_t renderStateVersion = 0;
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uint64_t parameterStateVersion = 0;
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};
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class RenderSnapshotBuilder
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{
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public:
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explicit RenderSnapshotBuilder(RuntimeStore& runtimeStore);
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bool BuildLayerPassFragmentShaderSources(const std::string& layerId, std::vector<ShaderPassBuildSource>& passSources, std::string& error) const;
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unsigned GetMaxTemporalHistoryFrames() const;
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RuntimeSnapshotVersions GetVersions() const;
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void AdvanceFrame();
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void BuildLayerRenderStates(unsigned outputWidth, unsigned outputHeight, std::vector<RuntimeRenderState>& states) const;
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bool TryBuildLayerRenderStates(unsigned outputWidth, unsigned outputHeight, std::vector<RuntimeRenderState>& states) const;
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bool TryRefreshLayerParameters(std::vector<RuntimeRenderState>& states) const;
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void RefreshDynamicRenderStateFields(std::vector<RuntimeRenderState>& states) const;
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void MarkRenderStateDirty();
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void MarkParameterStateDirty();
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private:
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void BuildLayerRenderStates(unsigned outputWidth, unsigned outputHeight, const RenderSnapshotReadModel& readModel, std::vector<RuntimeRenderState>& states) const;
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void RefreshLayerParameters(const std::vector<LayerStackStore::LayerPersistentState>& layers, std::vector<RuntimeRenderState>& states) const;
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void RefreshDynamicRenderStateFields(const RenderTimingSnapshot& timing, std::vector<RuntimeRenderState>& states) const;
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RuntimeStore& mRuntimeStore;
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std::atomic<uint64_t> mFrameCounter{ 0 };
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std::atomic<uint64_t> mRenderStateVersion{ 0 };
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std::atomic<uint64_t> mParameterStateVersion{ 0 };
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};
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