SkyPassRendering.h

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// Copyright Epic Games, Inc. All Rights Reserved.
 
/*=============================================================================
    SkyPassRendering.h: Sky pass rendering implementation.
=============================================================================*/
 
#pragma once
 
#include "CoreMinimal.h"
#include "RendererInterface.h"
#include "MeshPassProcessor.h"
 
 
 
class FSkyPassMeshProcessor : public FSceneRenderingAllocatorObject<FSkyPassMeshProcessor>, public FMeshPassProcessor
{
public:
 
    FSkyPassMeshProcessor(const FScene* Scene, ERHIFeatureLevel::Type InFeatureLevel, const FSceneView* InViewIfDynamicMeshCommand, const FMeshPassProcessorRenderState& InPassDrawRenderState, FMeshPassDrawListContext* InDrawListContext);
 
    virtual void AddMeshBatch(const FMeshBatch& RESTRICT MeshBatch, uint64 BatchElementMask, const FPrimitiveSceneProxy* RESTRICT PrimitiveSceneProxy, int32 StaticMeshId = -1) override final;
    virtual void CollectPSOInitializers(const FSceneTexturesConfig& SceneTexturesConfig, const FMaterial& Material, const FPSOPrecacheVertexFactoryData& VertexFactoryData, const FPSOPrecacheParams& PreCacheParams, TArray<FPSOPrecacheData>& PSOInitializers) override final;
 
    static FRDGTextureDesc GetCaptureFrameSkyEnvMapTextureDesc(uint32 CubeWidth, uint32 CubeMipCount);
 
    FMeshPassProcessorRenderState PassDrawRenderState;
    EShadingPath ShadingPath;
 
    enum ESkyPassType
    {
        SPT_Default,
        SPT_RealTimeCapture_DepthWrite,
        SPT_RealTimeCapture_DepthNop,
    };
    ESkyPassType SkyPassType = SPT_Default;
 
private:
    bool TryAddMeshBatch(
        const FMeshBatch& RESTRICT MeshBatch,
        uint64 BatchElementMask,
        const FPrimitiveSceneProxy* RESTRICT PrimitiveSceneProxy,
        int32 StaticMeshId,
        const FMaterialRenderProxy& MaterialRenderProxy,
        const FMaterial& Material);
 
    bool Process(
        const FMeshBatch& MeshBatch,
        uint64 BatchElementMask,
        const FPrimitiveSceneProxy* RESTRICT PrimitiveSceneProxy,
        int32 StaticMeshId,
        const FMaterialRenderProxy& RESTRICT MaterialRenderProxy,
        const FMaterial& RESTRICT MaterialResource,
        ERasterizerFillMode MeshFillMode,
        ERasterizerCullMode MeshCullMode);
 
    void SetStateForMobile();
 
    template <typename T>
    void CollectPSOInitializersInternal(T& SkyPassShaders, const FSceneTexturesConfig& SceneTexturesConfig, const FMaterial& Material, const FPSOPrecacheVertexFactoryData& VertexFactoryData, const FPSOPrecacheParams& PreCacheParams, TArray<FPSOPrecacheData>& PSOInitializers);
};