65 lines
2.7 KiB
C++
65 lines
2.7 KiB
C++
// Copyright Epic Games, Inc. All Rights Reserved.
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#pragma once
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#include "CoreMinimal.h"
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#include "TextureSet.h"
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#include "2D/TextureType.h"
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#include "FxMat/RenderMaterial_BP.h"
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#define UE_API TEXTUREGRAPHENGINE_API
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struct FMaterialMappingInfo;
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typedef TFunction<void(TiledBlobPtr)> TextureReadyCallback;
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class RenderMesh;
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typedef std::shared_ptr<RenderMesh> RenderMeshPtr;
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class TargetTextureSet : public TextureSet
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{
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protected:
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mutable TMap<FName, TArray<TextureReadyCallback>> Callbacks; /// The callbacks to call when texture is set
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int32 Id = -1; /// The ID/index into the list of target texture sets
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FString Name; /// Display name of this target set
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RenderMeshPtr Mesh = nullptr; /// The render mesh that this this texture set is targetting.
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/// One texture set can only target one render mesh at a time.
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TMap<FName, TiledBlobRef> BoundTexturesMap; ///Textures currently bound and dont want deallocation until new textures assigned
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int32 RenderCount = 0; /// The number of times this layer has been rendered to
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UE_API virtual void InitTex(int32 InTypeIndex) override;
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UE_API virtual void BindOnTextureUpdate(RenderMaterial_BPPtr InMaterial, FMaterialMappingInfo MaterialMappingInfo) const;
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UE_API virtual void RegisterCallback(TextureReadyCallback Callback, FMaterialMappingInfo MaterialMappingInfo) const;
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UE_API virtual void UnRegisterCallback(FName TextureName) const;
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public:
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UE_API TargetTextureSet(int32 InId, const FString& InName, RenderMeshPtr InMesh, int32 InWidth, int32 InHeight);
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UE_API virtual ~TargetTextureSet() override;
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UE_API void SetMesh(RenderMeshPtr InMesh);
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UE_API AsyncBufferResultPtr BindTo(RenderMaterial_BPPtr Material, TArray<struct FMaterialMappingInfo> MaterialMappingInfos);
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UE_API AsyncBufferResultPtr BindTo(RenderMaterial_BPPtr Material, struct FMaterialMappingInfo MaterialMappingInfo);
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UE_API AsyncBufferResultPtr UnbindFrom(RenderMaterial_BPPtr Material);
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UE_API virtual void SetTexture(FName TextureName, TiledBlobRef InTexture) override;
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UE_API virtual void FreeAt(FName TextureName) override;
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UE_API virtual void Free() override;
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//////////////////////////////////////////////////////////////////////////
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/// Inline functions
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//////////////////////////////////////////////////////////////////////////
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FORCEINLINE int32 GetId() const { return Id; }
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FORCEINLINE FString GetName() const { return Name; }
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FORCEINLINE RenderMeshPtr GetMesh() const { return Mesh; }
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FORCEINLINE int32 GetRenderCount() const { return RenderCount; }
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};
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typedef std::unique_ptr<TargetTextureSet> TargetTextureSetPtr;
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typedef std::vector<TargetTextureSetPtr> TargetTextureSetPtrVec;
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#undef UE_API
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