83 lines
2.1 KiB
C
83 lines
2.1 KiB
C
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// Copyright 2020 Phyronnaz
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#pragma once
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#include "CoreMinimal.h"
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#include "Materials/MaterialExpressionLandscapeLayerBlend.h"
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#include "Materials/MaterialExpressionLandscapeLayerSample.h"
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#include "Materials/MaterialExpressionLandscapeLayerSwitch.h"
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#include "Materials/MaterialExpressionLandscapeLayerWeight.h"
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#include "Materials/MaterialExpressionLandscapeVisibilityMask.h"
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#include "VoxelMaterialExpressions.generated.h"
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#if WITH_EDITOR
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#define FORWARD_CLASS() \
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public: \
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virtual void GetCaption(TArray<FString>& OutCaptions) const override; \
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virtual int32 Compile(FMaterialCompiler* Compiler, int32 OutputIndex) override;
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#else
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#define FORWARD_CLASS()
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#endif
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UCLASS()
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class VOXEL_API UMaterialExpressionVoxelLandscapeLayerBlend : public UMaterialExpressionLandscapeLayerBlend
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{
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GENERATED_BODY()
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FORWARD_CLASS()
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};
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UCLASS()
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class VOXEL_API UMaterialExpressionVoxelLandscapeLayerSwitch : public UMaterialExpressionLandscapeLayerSwitch
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{
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GENERATED_BODY()
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FORWARD_CLASS()
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};
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UCLASS()
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class VOXEL_API UMaterialExpressionVoxelLandscapeLayerWeight : public UMaterialExpressionLandscapeLayerWeight
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{
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GENERATED_BODY()
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FORWARD_CLASS()
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};
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UCLASS()
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class VOXEL_API UMaterialExpressionVoxelLandscapeLayerSample : public UMaterialExpressionLandscapeLayerSample
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{
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GENERATED_BODY()
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FORWARD_CLASS()
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};
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UCLASS()
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class VOXEL_API UMaterialExpressionVoxelLandscapeVisibilityMask : public UMaterialExpressionLandscapeVisibilityMask
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{
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GENERATED_BODY()
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FORWARD_CLASS()
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};
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#undef FORWARD_CLASS
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#if WITH_EDITOR
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struct VOXEL_API FVoxelMaterialExpressionUtilities
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{
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static UClass* GetVoxelExpression(UClass* LandscapeExpression)
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{
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static TMap<UClass*, UClass*> Map =
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{
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#define MAPPING(Name) \
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{ \
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UMaterialExpression ## Name::StaticClass(), \
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UMaterialExpressionVoxel ## Name::StaticClass(), \
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}
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MAPPING(LandscapeLayerBlend),
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MAPPING(LandscapeLayerSwitch),
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MAPPING(LandscapeLayerWeight),
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MAPPING(LandscapeLayerSample),
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MAPPING(LandscapeVisibilityMask)
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#undef MAPPING
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};
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return Map.FindRef(LandscapeExpression);
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}
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static bool NeedsToBeConvertedToVoxel(const TArray<UMaterialExpression*>& Expressions);
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};
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#endif
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