MaterialExpressionDBufferTexture.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 "MaterialExpressionDBufferTexture.generated.h"
 
UENUM()
enum EDBufferTextureId : int
{
    DBT_A UMETA(DisplayName = "DBufferA (BaseColor)"),
    DBT_B UMETA(DisplayName = "DBufferB (WorldNormal)"),
    DBT_C UMETA(DisplayName = "DBufferC (Roughness)"),
};
 
UCLASS(collapsecategories, hidecategories = Object)
class UMaterialExpressionDBufferTexture : public UMaterialExpression
{
    GENERATED_UCLASS_BODY()
 
    
    UPROPERTY(meta = (RequiredInput = "false", ToolTip = "Ignored if not specified"))
    FExpressionInput Coordinates;
 
    UPROPERTY(EditAnywhere, Category = UMaterialExpressionDBufferTexture, meta = (DisplayName = "DBuffer Texture"))
    TEnumAsByte<EDBufferTextureId> DBufferTextureId;
 
    //~ Begin UMaterialExpression Interface
#if WITH_EDITOR
    virtual void Build(MIR::FEmitter& Emitter) override;
    virtual int32 Compile(class FMaterialCompiler* Compiler, int32 OutputIndex) override;
    virtual void GetCaption(TArray<FString>& OutCaptions) const override;
#endif
    //~ End UMaterialExpression Interface
};