MaterialExpressionSkyLightEnvMapSample.h

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// Copyright Epic Games, Inc. All Rights Reserved.
 
 
#pragma once
 
#include "CoreMinimal.h"
#include "UObject/ObjectMacros.h"
#include "Materials/MaterialExpression.h"
#include "Materials/MaterialExpressionExternalCodeBase.h"
#include "MaterialExpressionSkyLightEnvMapSample.generated.h"
 
UCLASS()
class UMaterialExpressionSkyLightEnvMapSample : public UMaterialExpressionExternalCodeBase
{
    GENERATED_BODY()
 
public:
 
    UPROPERTY(meta = (RequiredInput = "true", ToolTip = "The direction to sample the cubemap from"))
    FExpressionInput Direction;
    
    UPROPERTY(meta = (RequiredInput = "false", ToolTip = "The roughness used to specifiy the sharpness of the sample."))
    FExpressionInput Roughness;
 
    //~ 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;
 
#endif
    //~ End UMaterialExpression Interface
};