GeometryCollectionCache.h

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// Copyright Epic Games, Inc. All Rights Reserved.
 
#pragma once
 
#include "CoreMinimal.h"
#include "GeometryCollection/RecordedTransformTrack.h"
 
#include "GeometryCollectionCache.generated.h"
 
class UGeometryCollection;
 
GEOMETRYCOLLECTIONENGINE_API DECLARE_LOG_CATEGORY_EXTERN(LogGeometryCollectionCache, Log, All);
 
UCLASS(Experimental, MinimalAPI)
class UGeometryCollectionCache : public UObject
{
    GENERATED_BODY()
 
public:
 
    static GEOMETRYCOLLECTIONENGINE_API FName TagName_Name;         // Name of the cache
    static GEOMETRYCOLLECTIONENGINE_API FName TagName_IdGuid;       // ID GUID for the cache - never changes for a given cache
    static GEOMETRYCOLLECTIONENGINE_API FName TagName_StateGuid;        // State GUID - changes when an edit is made to 
 
    GEOMETRYCOLLECTIONENGINE_API void SetFromRawTrack(const FRecordedTransformTrack& InTrack);
 
    GEOMETRYCOLLECTIONENGINE_API void SetFromTrack(const FRecordedTransformTrack& InTrack);
 
    GEOMETRYCOLLECTIONENGINE_API void SetSupportedCollection(const UGeometryCollection* InCollection);
 
    GEOMETRYCOLLECTIONENGINE_API virtual void GetAssetRegistryTags(FAssetRegistryTagsContext Context) const override;
    UE_DEPRECATED(5.4, "Implement the version that takes FAssetRegistryTagsContext instead.")
    GEOMETRYCOLLECTIONENGINE_API virtual void GetAssetRegistryTags(TArray<FAssetRegistryTag>& OutTags) const override;
    const FRecordedTransformTrack* GetData() const { return &RecordedData; }
 
    static GEOMETRYCOLLECTIONENGINE_API UGeometryCollectionCache* CreateCacheForCollection(const UGeometryCollection* InCollection);
 
    FGuid GetCompatibleStateGuid() const { return CompatibleCollectionState; }
 
    GEOMETRYCOLLECTIONENGINE_API bool CompatibleWithForRecord(const UGeometryCollection* InCollection);
    GEOMETRYCOLLECTIONENGINE_API bool CompatibleWithForPlayback(const UGeometryCollection* InCollection);
 
private:
 
    GEOMETRYCOLLECTIONENGINE_API void ProcessRawRecordedDataInternal(const FRecordedTransformTrack& InTrack);
 
    UPROPERTY()
    FRecordedTransformTrack RecordedData;
 
    UPROPERTY()
    TObjectPtr<const UGeometryCollection> SupportedCollection;
 
    UPROPERTY()
    FGuid CompatibleCollectionState;
 
};
 
class ITargetCacheProvider : public IModularFeature
{
public:
    static FName GetFeatureName() { return "GeometryCollectionTargetCacheProvider"; }
    virtual UGeometryCollectionCache* GetCacheForCollection(const UGeometryCollection* InCollection) = 0;
};