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46 lines
1.1 KiB
C++
46 lines
1.1 KiB
C++
#ifndef OPENMW_COMPONENTS_RESOURCE_MANAGER_H
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#define OPENMW_COMPONENTS_RESOURCE_MANAGER_H
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#include <osg/ref_ptr>
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namespace VFS
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{
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class Manager;
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}
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namespace osg
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{
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class Stats;
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}
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namespace Resource
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{
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class ObjectCache;
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/// @brief Base class for managers that require a virtual file system and object cache.
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/// @par This base class implements clearing of the cache, but populating it and what it's used for is up to the individual sub classes.
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class ResourceManager
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{
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public:
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ResourceManager(const VFS::Manager* vfs);
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virtual ~ResourceManager();
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/// Clear cache entries that have not been referenced for longer than expiryDelay.
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virtual void updateCache(double referenceTime);
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/// How long to keep objects in cache after no longer being referenced.
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void setExpiryDelay (double expiryDelay);
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const VFS::Manager* getVFS() const;
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virtual void reportStats(unsigned int frameNumber, osg::Stats* stats) {}
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protected:
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const VFS::Manager* mVFS;
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osg::ref_ptr<Resource::ObjectCache> mCache;
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double mExpiryDelay;
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};
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}
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#endif
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