MaterialExpressionTransform.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 "MaterialExpressionTransform.generated.h"
 
UENUM()
enum EMaterialVectorCoordTransformSource : int
{
    TRANSFORMSOURCE_Tangent UMETA(DisplayName="Tangent Space"),
    
    TRANSFORMSOURCE_Local UMETA(DisplayName="Local Space"),
    
    TRANSFORMSOURCE_World UMETA(DisplayName="World Space"),
    
    TRANSFORMSOURCE_View UMETA(DisplayName="View Space"),
 
    TRANSFORMSOURCE_Camera  UMETA(DisplayName="Camera Space"),
 
    TRANSFORMSOURCE_ParticleWorld  UMETA(Hidden, DisplayName = "Mesh particle space"),
 
    TRANSFORMSOURCE_Instance UMETA(DisplayName = "Instance & Particle Space"),
 
    TRANSFORMSOURCE_MAX,
};
 
UENUM()
enum EMaterialVectorCoordTransform : int
{
    TRANSFORM_Tangent UMETA(DisplayName="Tangent Space"),
    
    TRANSFORM_Local UMETA(DisplayName="Local Space"),
    
    TRANSFORM_World UMETA(DisplayName="World Space"),
    
    TRANSFORM_View UMETA(DisplayName="View Space"),
 
    TRANSFORM_Camera  UMETA(DisplayName="Camera Space"),
 
    TRANSFORM_ParticleWorld UMETA(Hidden, DisplayName = "Mesh particle space"),
 
    TRANSFORM_Instance UMETA(DisplayName = "Instance & Particle Space"),
 
    TRANSFORM_MAX,
};
 
UCLASS(MinimalAPI, collapsecategories, hidecategories=Object)
class UMaterialExpressionTransform : public UMaterialExpression
{
    GENERATED_BODY()
 
public:
 
    UPROPERTY()
    FExpressionInput Input;
 
    UPROPERTY(EditAnywhere, Category=MaterialExpressionTransform, meta=(DisplayName = "Source", ShowAsInputPin = "Advanced"))
    TEnumAsByte<enum EMaterialVectorCoordTransformSource> TransformSourceType = TRANSFORMSOURCE_Tangent;
 
    UPROPERTY(EditAnywhere, Category=MaterialExpressionTransform, meta=(DisplayName = "Destination", ShowAsInputPin = "Advanced"))
    TEnumAsByte<enum EMaterialVectorCoordTransform> TransformType = TRANSFORM_World;
 
    //~ Begin UMaterialExpression Interface
#if WITH_EDITOR
    virtual void Build(MIR::FEmitter& Em) override;
    virtual int32 Compile(class FMaterialCompiler* Compiler, int32 OutputIndex) override;
    virtual void GetCaption(TArray<FString>& OutCaptions) const override;
#endif
    //~ End UMaterialExpression Interface
};