51 lines
1.4 KiB
C
51 lines
1.4 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 "VoxelMaterialCollectionBase.generated.h"
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struct FVoxelMaterialIndices;
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class UMaterialInterface;
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UCLASS(Abstract)
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class VOXEL_API UVoxelMaterialCollectionBase : public UObject
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{
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GENERATED_BODY()
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public:
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//~ Begin UVoxelMaterialCollectionBase Interface
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// Max number of material indices this collection can handle
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// eg if = 2, this collection can only blend between 2 indices at a time
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virtual int32 GetMaxMaterialIndices() const
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{
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unimplemented();
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return 0;
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}
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virtual UMaterialInterface* GetVoxelMaterial(const FVoxelMaterialIndices& Indices, uint64 UniqueIdForErrors) const
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{
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unimplemented();
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return nullptr;
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}
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UFUNCTION(BlueprintPure, Category = "Voxel|Material Collection")
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virtual UMaterialInterface* GetIndexMaterial(uint8 Index) const
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{
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return nullptr;
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}
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struct FMaterialInfo
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{
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uint8 Index = 0;
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FName Name;
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TWeakObjectPtr<UMaterialInterface> Material;
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};
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// Used by paint material customization. Some materials might be null.
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virtual TArray<FMaterialInfo> GetMaterials() const { return {}; }
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// Get the material index from a material name
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virtual int32 GetMaterialIndex(FName Name) const { return -1; }
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// Called before the material collection is used (can be at runtime when dynamic renderer settings change)
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virtual void InitializeCollection() {}
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//~ End UVoxelMaterialCollectionBase Interface
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};
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