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80 lines
2.5 KiB
C++
80 lines
2.5 KiB
C++
#ifndef OPENMW_COMPONENTS_TERRAIN_CHUNKMANAGER_H
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#define OPENMW_COMPONENTS_TERRAIN_CHUNKMANAGER_H
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#include <tuple>
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#include <components/resource/resourcemanager.hpp>
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#include "buffercache.hpp"
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#include "quadtreeworld.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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typedef std::tuple<osg::Vec2f, unsigned char, unsigned int> ChunkId; // Center, Lod, Lod Flags
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/// @brief Handles loading and caching of terrain chunks
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class ChunkManager : public Resource::GenericResourceManager<ChunkId>, public QuadTreeWorld::ChunkManager
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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, unsigned char lod, unsigned int lodFlags, bool activeGrid, const osg::Vec3f& viewPoint, bool compile) override;
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void setCompositeMapSize(unsigned int size) { mCompositeMapSize = size; }
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void setCompositeMapLevel(float level) { mCompositeMapLevel = level; }
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void setMaxCompositeGeometrySize(float maxCompGeometrySize) { mMaxCompGeometrySize = maxCompGeometrySize; }
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void setNodeMask(unsigned int mask) { mNodeMask = mask; }
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unsigned int getNodeMask() override { return mNodeMask; }
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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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private:
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osg::ref_ptr<osg::Node> createChunk(float size, const osg::Vec2f& center, unsigned char lod, unsigned int lodFlags, bool compile);
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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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osg::ref_ptr<osg::StateSet> mMultiPassRoot;
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unsigned int mNodeMask;
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unsigned int mCompositeMapSize;
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float mCompositeMapLevel;
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float mMaxCompGeometrySize;
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};
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}
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#endif
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