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48 lines
1.3 KiB
C++
48 lines
1.3 KiB
C++
//
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// CollisionRenderMeshCache.h
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// libraries/physics/src
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//
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// Created by Andrew Meadows 2016.07.13
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// Copyright 2016 High Fidelity, Inc.
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//
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// Distributed under the Apache License, Version 2.0.
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// See the accompanying file LICENSE or http://www.apache.org/licenses/LICENSE-2.0.html
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//
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#ifndef hifi_CollisionRenderMeshCache_h
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#define hifi_CollisionRenderMeshCache_h
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#include <memory>
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#include <vector>
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#include <unordered_map>
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#include <graphics/Geometry.h>
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class CollisionRenderMeshCache {
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public:
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using Key = const void*; // must actually be a const btCollisionShape*
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CollisionRenderMeshCache();
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~CollisionRenderMeshCache();
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/// \return pointer to geometry
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graphics::MeshPointer getMesh(Key key);
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/// \return true if geometry was found and released
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bool releaseMesh(Key key);
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/// delete geometries that have zero references
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void collectGarbage();
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// validation methods
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uint32_t getNumMeshes() const { return (uint32_t)_meshMap.size(); }
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bool hasMesh(Key key) const { return _meshMap.find(key) == _meshMap.end(); }
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private:
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using CollisionMeshMap = std::unordered_map<Key, graphics::MeshPointer>;
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CollisionMeshMap _meshMap;
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std::vector<Key> _pendingGarbage;
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};
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#endif // hifi_CollisionRenderMeshCache_h
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