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66 lines
1.7 KiB
C++
66 lines
1.7 KiB
C++
#ifndef OPENMW_COMPONENTS_TERRAIN_CHUNKMANAGER_H
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#define OPENMW_COMPONENTS_TERRAIN_CHUNKMANAGER_H
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#include <components/resource/resourcemanager.hpp>
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#include "buffercache.hpp"
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namespace osg
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{
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class Group;
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class Texture2D;
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}
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namespace Resource
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{
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class SceneManager;
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}
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namespace Terrain
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{
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class TextureManager;
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class CompositeMapRenderer;
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class Storage;
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class CompositeMap;
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/// @brief Handles loading and caching of terrain chunks
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class ChunkManager : public Resource::ResourceManager
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{
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public:
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ChunkManager(Storage* storage, Resource::SceneManager* sceneMgr, TextureManager* textureManager, CompositeMapRenderer* renderer);
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osg::ref_ptr<osg::Node> getChunk(float size, const osg::Vec2f& center, int lod, unsigned int lodFlags);
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void reportStats(unsigned int frameNumber, osg::Stats* stats) const override;
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void clearCache() override;
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void releaseGLObjects(osg::State* state) override;
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void setCullingActive(bool active);
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private:
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osg::ref_ptr<osg::Node> createChunk(float size, const osg::Vec2f& center, int lod, unsigned int lodFlags);
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osg::ref_ptr<osg::Texture2D> createCompositeMapRTT();
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void createCompositeMapGeometry(float chunkSize, const osg::Vec2f& chunkCenter, const osg::Vec4f& texCoords, CompositeMap& map);
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std::vector<osg::ref_ptr<osg::StateSet> > createPasses(float chunkSize, const osg::Vec2f& chunkCenter, bool forCompositeMap);
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Terrain::Storage* mStorage;
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Resource::SceneManager* mSceneManager;
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TextureManager* mTextureManager;
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CompositeMapRenderer* mCompositeMapRenderer;
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BufferCache mBufferCache;
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unsigned int mCompositeMapSize;
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bool mCullingActive;
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};
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}
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#endif
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