44 lines
1.5 KiB
C
44 lines
1.5 KiB
C
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#pragma once
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namespace CesiumUtility {
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/**
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* @brief An interface representing the depot that owns a {@link SharedAsset}.
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* This interface is an implementation detail of the shared asset system and
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* should not be used directly.
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*
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* {@link SharedAsset} has a pointer to the asset depot that owns it using this
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* interface, rather than a complete {@link CesiumAsync::SharedAssetDepot}, in
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* order to "erase" the type of the asset key. This allows SharedAsset to be
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* templatized only on the asset type, not on the asset key type.
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*/
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template <typename TAssetType> class IDepotOwningAsset {
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public:
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virtual ~IDepotOwningAsset() {}
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/**
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* @brief Marks the given asset as a candidate for deletion.
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* Should only be called by {@link SharedAsset}. May be called from any thread.
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*
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* @param asset The asset to mark for deletion.
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* @param threadOwnsDepotLock True if the calling thread already owns the
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* depot lock; otherwise, false.
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*/
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virtual void
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markDeletionCandidate(const TAssetType& asset, bool threadOwnsDepotLock) = 0;
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/**
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* @brief Unmarks the given asset as a candidate for deletion.
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* Should only be called by {@link SharedAsset}. May be called from any thread.
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*
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* @param asset The asset to unmark for deletion.
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* @param threadOwnsDepotLock True if the calling thread already owns the
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* depot lock; otherwise, false.
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*/
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virtual void unmarkDeletionCandidate(
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const TAssetType& asset,
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bool threadOwnsDepotLock) = 0;
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};
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} // namespace CesiumUtility
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