MaterialExpressionTextureCollectionParameter.h

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// Copyright Epic Games, Inc. All Rights Reserved.
 
#pragma once
 
#include "Materials/MaterialExpressionTextureCollection.h"
#include "MaterialExpressionTextureCollectionParameter.generated.h"
 
UCLASS(MinimalAPI)
class UMaterialExpressionTextureCollectionParameter : public UMaterialExpressionTextureCollection
{
    GENERATED_UCLASS_BODY()
 
    
    UPROPERTY(EditAnywhere, Category= MaterialExpressionTextureCollectionParameter)
    FName ParameterName;
 
    UPROPERTY()
    FGuid ExpressionGUID;
 
    UPROPERTY(EditAnywhere, Category= MaterialExpressionTextureCollectionParameter)
    FName Group;
 
    UPROPERTY(EditAnywhere, Category= MaterialExpressionTextureCollectionParameter)
    int32 SortPriority = 32;
 
    //~ Begin UMaterialExpression Interface
#if WITH_EDITOR
    virtual void  GetCaption(TArray<FString>& OutCaptions) const override;
    virtual int32 Compile(class FMaterialCompiler* Compiler, int32 OutputIndex) override;
 
    virtual bool    CanRenameNode() const override;
    virtual FString GetEditableName() const override;
    virtual void    SetEditableName(const FString& NewName) override;
 
    virtual bool  HasAParameterName() const override;
    virtual FName GetParameterName() const override;
    virtual void  SetParameterName(const FName& Name) override;
    virtual void  ValidateParameterName(const bool bAllowDuplicateName) override;
 
    virtual bool GetParameterValue(FMaterialParameterMetadata& OutMeta) const override;
    virtual bool SetParameterValue(const FName& Name, const FMaterialParameterMetadata& Meta, EMaterialExpressionSetParameterValueFlags Flags) override;
#endif
 
    virtual FGuid& GetParameterExpressionId() override;
    //~ End UMaterialExpression Interface
 
#if WITH_EDITOR
    bool TextureCollectionIsValid(UTextureCollection* InTextureCollection, FString& OutMessage);
    bool SetParameterValue(const FName& InParameterName, UTextureCollection* InValue, EMaterialExpressionSetParameterValueFlags Flags = EMaterialExpressionSetParameterValueFlags::None);
#endif
};