MaterialExpressionLinearInterpolate.h

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// Copyright Epic Games, Inc. All Rights Reserved.
 
 
#pragma once
 
#include "CoreMinimal.h"
#include "UObject/ObjectMacros.h"
#include "MaterialExpressionIO.h"
#include "Materials/MaterialExpression.h"
#include "MaterialExpressionLinearInterpolate.generated.h"
 
UCLASS(MinimalAPI)
class UMaterialExpressionLinearInterpolate : public UMaterialExpression
{
    GENERATED_BODY()
 
public:
    UPROPERTY(meta = (RequiredInput = "false", ToolTip = "Defaults to 'ConstA' if not specified"))
    FExpressionInput A;
 
    UPROPERTY(meta = (RequiredInput = "false", ToolTip = "Defaults to 'ConstB' if not specified"))
    FExpressionInput B;
 
    UPROPERTY(meta = (RequiredInput = "false", ToolTip = "Defaults to 'ConstAlpha' if not specified"))
    FExpressionInput Alpha;
 
    UPROPERTY(EditAnywhere, Category=MaterialExpressionLinearInterpolate, meta=(OverridingInputProperty = "A"))
    float ConstA = 0.0f;
 
    UPROPERTY(EditAnywhere, Category=MaterialExpressionLinearInterpolate, meta=(OverridingInputProperty = "B"))
    float ConstB = 1.0f;
 
    UPROPERTY(EditAnywhere, Category=MaterialExpressionLinearInterpolate, meta=(OverridingInputProperty = "Alpha"))
    float ConstAlpha = 0.5f;
 
 
    //~ 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;
    virtual FText GetKeywords() const override {return FText::FromString(TEXT("lerp"));}
#endif // WITH_EDITOR
    //~ End UMaterialExpression Interface
};