MaterialExpressionPathTracingBufferTexture.h

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// Copyright Epic Games, Inc. All Rights Reserved.
 
#pragma once
 
#include "CoreMinimal.h"
#include "UObject/ObjectMacros.h"
#include "Materials/MaterialExpression.h"
#include "MaterialExpressionPathTracingBufferTexture.generated.h"
 
UENUM()
enum EPathTracingBufferTextureId : int
{
    PTBT_Radiance UMETA(DisplayName = "Radiance (Path Tracing)"),
    PTBT_DenoisedRadiance UMETA(DisplayName = "Denoised radiance (Path Tracing)"),
    PTBT_Albedo UMETA(DisplayName = "Albedo (Path Tracing)"),
    PTBT_Normal UMETA(DisplayName = "Normal (Path Tracing)"),
    PTBT_Variance UMETA(DisplayName = "Variance (Path Tracing)"),
};
 
UCLASS(collapsecategories, hidecategories = Object)
class UMaterialExpressionPathTracingBufferTexture : public UMaterialExpression
{
    GENERATED_UCLASS_BODY()
 
    
    UPROPERTY(meta = (RequiredInput = "false", ToolTip = "Ignored if not specified"))
    FExpressionInput Coordinates;
 
    UPROPERTY(EditAnywhere, Category = UMaterialExpressionPathTracingBufferTexture, meta = (DisplayName = "Buffer Texture (Path Tracing)"))
    TEnumAsByte<EPathTracingBufferTextureId> PathTracingBufferTextureId;
 
    //~ Begin UMaterialExpression Interface
#if WITH_EDITOR
    virtual int32 Compile(class FMaterialCompiler* Compiler, int32 OutputIndex) override;
    virtual void GetCaption(TArray<FString>& OutCaptions) const override;
#endif
    //~ End UMaterialExpression Interface
};