TransformProviderData.h

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// Copyright Epic Games, Inc. All Rights Reserved.
 
#pragma once
 
#include "UObject/ObjectMacros.h"
#include "UObject/Object.h"
#include "Misc/Guid.h"
 
#include "TransformProviderData.generated.h"
 
struct FRenderBounds;
struct FSkinnedMeshInstanceData;
class FSkinningSceneExtensionProxy;
class FSceneInterface;
class FRHICommandListBase;
class ITargetPlatform;
 
class FTransformProviderRenderProxy
{
public:
    FTransformProviderRenderProxy()
    {
    }
 
    virtual ~FTransformProviderRenderProxy()
    {
    }
 
    virtual void CreateRenderThreadResources(FRHICommandListBase& RHICmdList) = 0;
 
    virtual void DestroyRenderThreadResources() = 0;
 
    virtual const TConstArrayView<uint64> GetProviderData(bool& bOutValid) const = 0;
};
 
UCLASS(Abstract, config=Engine, hidecategories=Object, MinimalAPI, BlueprintType)
class UTransformProviderData : public UObject
{
    GENERATED_BODY()
 
public:
    virtual bool IsEnabled() const
    {
        return bEnabled;
    }
 
    virtual const FGuid& GetTransformProviderID() const
    {
        static FGuid InvalidID(0, 0, 0, 0);
        return InvalidID;
    }
 
    virtual const uint32 GetUniqueAnimationCount() const
    {
        return 1u;
    }
 
    virtual bool UsesSkeletonBatching() const
    {
        return false;
    }
 
    virtual bool HasAnimationBounds() const
    {
        return false;
    }
 
    virtual bool GetAnimationBounds(uint32 AnimationIndex, FRenderBounds& OutBounds) const
    {
        return false;
    }
 
    virtual uint32 GetSkinningDataOffset(int32 InstanceIndex, const FTransform& ComponentTransform, const FSkinnedMeshInstanceData& InstanceData) const
    {
        return 0u;
    }
 
    virtual FTransformProviderRenderProxy* CreateRenderThreadResources(FSkinningSceneExtensionProxy* SceneProxy, FSceneInterface& Scene, FRHICommandListBase& RHICmdList)
    {
        return nullptr;
    }
 
    virtual void DestroyRenderThreadResources(FTransformProviderRenderProxy* ProviderProxy)
    {
    }
 
    virtual bool IsCompiling() const
    {
        return false;
    }
 
#if WITH_EDITOR
    void BeginCacheForCookedPlatformData(const ITargetPlatform* TargetPlatform)
    {
    }
 
    bool IsCachedCookedPlatformDataLoaded(const ITargetPlatform* TargetPlatform)
    {
        return true;
    }
#endif
 
public:
    UPROPERTY(EditAnywhere, Category = TransformProvider)
    bool bEnabled;
};