MaterialExpressionPreviousFrameSwitch.h

Go to the documentation of this file.

// Copyright Epic Games, Inc. All Rights Reserved.
 
 
#pragma once
#include "MaterialValueType.h"
#include "Materials/MaterialExpression.h"
#include "MaterialExpressionPreviousFrameSwitch.generated.h"
 
UCLASS(collapsecategories, hidecategories=Object, MinimalAPI)
class UMaterialExpressionPreviousFrameSwitch : public UMaterialExpression
{
    GENERATED_BODY()
 
public:
 
    UPROPERTY()
    FExpressionInput CurrentFrame;
 
    UPROPERTY()
    FExpressionInput PreviousFrame;
 
 
    //~ 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 void GetExpressionToolTip(TArray<FString>& OutToolTip) override;
    virtual FName GetInputName(int32 InputIndex) const override;
    virtual bool IsResultMaterialAttributes(int32 OutputIndex) override;
    virtual EMaterialValueType GetInputValueType(int32 InputIndex) override;
    virtual EMaterialValueType GetOutputValueType(int32 OutputIndex) override {return MCT_Unknown;}
 
#endif // WITH_EDITOR
    //~ End UMaterialExpression Interface
};