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59 lines
2 KiB
C++
59 lines
2 KiB
C++
#ifndef OPENMW_COMPONENTS_BULLETSHAPEMANAGER_H
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#define OPENMW_COMPONENTS_BULLETSHAPEMANAGER_H
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#include <map>
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#include <string>
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#include <osg/ref_ptr>
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#include "bulletshape.hpp"
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#include "resourcemanager.hpp"
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namespace Resource
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{
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class SceneManager;
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class NifFileManager;
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struct BulletShape;
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class BulletShapeInstance;
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class MultiObjectCache;
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/// Handles loading, caching and "instancing" of bullet shapes.
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/// A shape 'instance' is a clone of another shape, with the goal of setting a different scale on this instance.
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/// @note May be used from any thread.
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class BulletShapeManager : public ResourceManager
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{
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public:
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BulletShapeManager(const VFS::Manager* vfs, SceneManager* sceneMgr, NifFileManager* nifFileManager);
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~BulletShapeManager();
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/// @note May return a null pointer if the object has no shape.
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osg::ref_ptr<const BulletShape> getShape(const std::string& name);
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/// Create an instance of the given shape and cache it for later use, so that future calls to getInstance() can simply return
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/// the cached instance instead of having to create a new one.
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/// @note The returned ref_ptr may be kept by the caller to ensure that the instance stays in cache for as long as needed.
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osg::ref_ptr<BulletShapeInstance> cacheInstance(const std::string& name);
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/// @note May return a null pointer if the object has no shape.
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osg::ref_ptr<BulletShapeInstance> getInstance(const std::string& name);
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/// @see ResourceManager::updateCache
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void updateCache(double referenceTime) override;
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void clearCache() override;
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void reportStats(unsigned int frameNumber, osg::Stats *stats) const override;
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private:
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osg::ref_ptr<BulletShapeInstance> createInstance(const std::string& name);
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osg::ref_ptr<MultiObjectCache> mInstanceCache;
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SceneManager* mSceneManager;
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NifFileManager* mNifFileManager;
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};
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}
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#endif
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