NaniteMaterials.h

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// Copyright Epic Games, Inc. All Rights Reserved.
 
#pragma once
 
#include "NaniteShared.h"
#include "NaniteCullRaster.h"
#include "MeshPassProcessor.h"
#include "GBufferInfo.h"
 
struct FNaniteShadingCommands;
class  FLumenCardPassUniformParameters;
class  FCardPageRenderData;
class  FSceneRenderer;
 
struct FNaniteMaterialSlot
{
    struct FPacked
    {
        uint32 Data[2];
    };
 
    FNaniteMaterialSlot()
    : TriangleShadingBin(0xFFFF)
    , VoxelShadingBin(0xFFFF)
    , RasterBin(0xFFFF)
    , FallbackRasterBin(0xFFFF)
    {
    }
 
    inline FPacked Pack() const
    {
        FPacked Ret;
        Ret.Data[0] = (TriangleShadingBin | (VoxelShadingBin << 16u));
        Ret.Data[1] = (RasterBin | (FallbackRasterBin << 16u));
        return Ret;
    }
 
    uint16 TriangleShadingBin;
    uint16 VoxelShadingBin;
    uint16 RasterBin;
    uint16 FallbackRasterBin;
};
 
struct FNaniteMaterialDebugViewInfo
{
#if WITH_DEBUG_VIEW_MODES
    struct FPacked
    {
        uint32 Data[3];
    };
 
    FNaniteMaterialDebugViewInfo()
    : InstructionCountVS(0)
    , InstructionCountPS(0)
    , InstructionCountCS(0)
    , LWCComplexityVS(0)
    , LWCComplexityPS(0)
    , LWCComplexityCS(0)
    {
    }
 
    uint16 InstructionCountVS;
    uint16 InstructionCountPS;
    uint16 InstructionCountCS;
 
    uint16 LWCComplexityVS;
    uint16 LWCComplexityPS;
    uint16 LWCComplexityCS;
 
    FPacked Pack() const
    {
        FPacked Result;
        Result.Data[0] = static_cast<uint32>(InstructionCountPS)    << 16u | static_cast<uint32>(InstructionCountVS);
        Result.Data[1] = static_cast<uint32>(LWCComplexityVS)       << 16u | static_cast<uint32>(InstructionCountCS);
        Result.Data[2] = static_cast<uint32>(LWCComplexityPS)       << 16u | static_cast<uint32>(LWCComplexityCS);
        return Result;
    }
#endif
};