MaterialExpressionStep.h

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// Copyright Epic Games, Inc. All Rights Reserved.
 
 
#pragma once
 
#include "CoreMinimal.h"
#include "MaterialExpressionIO.h"
#include "Materials/MaterialExpression.h"
#include "UObject/ObjectMacros.h"
 
#include "MaterialExpressionStep.generated.h"
 
UCLASS(MinimalAPI)
class UMaterialExpressionStep : public UMaterialExpression
{
    GENERATED_BODY()
 
public:
 
    UPROPERTY(meta = (RequiredInput = "false", ToolTip = "Defaults to 'ConstY' if not specified"))
    FExpressionInput Y;
 
    UPROPERTY(meta = (RequiredInput = "false", ToolTip = "Defaults to 'ConstX' if not specified"))
    FExpressionInput X;
 
    UPROPERTY(EditAnywhere, Category = MaterialExpressionStep, meta = (OverridingInputProperty = "Y"))
    float ConstY = 0.0f;
 
    UPROPERTY(EditAnywhere, Category = MaterialExpressionStep, meta = (OverridingInputProperty = "X"))
    float ConstX = 1.0f;
 
 
    //~ 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("Step")); }
    virtual FText GetCreationName() const override { return FText::FromString(TEXT("Step")); }
 
#endif // WITH_EDITOR
    //~ End UMaterialExpression Interface
};