MaterialExpressionClamp.h

Go to the documentation of this file.

// Copyright Epic Games, Inc. All Rights Reserved.
 
 
#pragma once
 
#include "CoreMinimal.h"
#include "UObject/ObjectMacros.h"
#include "MaterialExpressionIO.h"
#include "Materials/MaterialExpression.h"
#include "MaterialExpressionClamp.generated.h"
 
UENUM()
enum EClampMode : int
{
    CMODE_Clamp,
    CMODE_ClampMin,
    CMODE_ClampMax,
};
 
UCLASS(MinimalAPI)
class UMaterialExpressionClamp : public UMaterialExpression
{
    GENERATED_BODY()
 
public:
 
    UPROPERTY()
    FExpressionInput Input;
 
    UPROPERTY(meta = (RequiredInput = "false", ToolTip = "Defaults to 'MinDefault' if not specified"))
    FExpressionInput Min;
 
    UPROPERTY(meta = (RequiredInput = "false", ToolTip = "Defaults to 'MaxDefault' if not specified"))
    FExpressionInput Max;
 
    UPROPERTY(EditAnywhere, Category=MaterialExpressionClamp, Meta = (ShowAsInputPin = "Advanced"))
    TEnumAsByte<enum EClampMode> ClampMode = CMODE_Clamp;
 
    UPROPERTY(EditAnywhere, Category=MaterialExpressionClamp, meta=(OverridingInputProperty = "Min"))
    float MinDefault = 0.0f;
 
    UPROPERTY(EditAnywhere, Category=MaterialExpressionClamp, meta=(OverridingInputProperty = "Max"))
    float MaxDefault = 1.0f;
 
 
    //~ Begin UObject Interface
    virtual void Serialize(FStructuredArchive::FRecord Record) override;
    //~ End UObject Interface
 
    //~ 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
};