115 lines
3.1 KiB
C++
115 lines
3.1 KiB
C++
/* -*-c++-*- OpenSceneGraph - Copyright (C) 1998-2009 Robert Osfield
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*
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* This library is open source and may be redistributed and/or modified under
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* the terms of the OpenSceneGraph Public License (OSGPL) version 0.0 or
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* (at your option) any later version. The full license is in LICENSE file
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* included with this distribution, and on the openscenegraph.org website.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* OpenSceneGraph Public License for more details.
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*/
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#include <osgVolume/Volume>
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#include <OpenThreads/ScopedLock>
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using namespace osgVolume;
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Volume::Volume()
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{
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}
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Volume::Volume(const Volume& ts, const osg::CopyOp& copyop):
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osg::Group(ts,copyop)
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{
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}
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Volume::~Volume()
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{
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OpenThreads::ScopedLock<OpenThreads::Mutex> lock(_mutex);
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for(VolumeTileSet::iterator itr = _volumeTileSet.begin();
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itr != _volumeTileSet.end();
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++itr)
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{
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const_cast<VolumeTile*>(*itr)->_volume = 0;
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}
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_volumeTileSet.clear();
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_volumeTileMap.clear();
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}
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void Volume::traverse(osg::NodeVisitor& nv)
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{
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Group::traverse(nv);
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}
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VolumeTile* Volume::getVolumeTile(const TileID& tileID)
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{
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OpenThreads::ScopedLock<OpenThreads::Mutex> lock(_mutex);
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VolumeTileMap::iterator itr = _volumeTileMap.find(tileID);
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if (itr != _volumeTileMap.end()) return 0;
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return itr->second;
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}
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const VolumeTile* Volume::getVolumeTile(const TileID& tileID) const
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{
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OpenThreads::ScopedLock<OpenThreads::Mutex> lock(_mutex);
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VolumeTileMap::const_iterator itr = _volumeTileMap.find(tileID);
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if (itr != _volumeTileMap.end()) return 0;
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return itr->second;
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}
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void Volume::dirtyRegisteredVolumeTiles()
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{
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OpenThreads::ScopedLock<OpenThreads::Mutex> lock(_mutex);
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for(VolumeTileSet::iterator itr = _volumeTileSet.begin();
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itr != _volumeTileSet.end();
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++itr)
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{
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(const_cast<VolumeTile*>(*itr))->setDirty(true);
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}
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}
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static unsigned int s_maxNumVolumeTiles = 0;
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void Volume::registerVolumeTile(VolumeTile* volumeTile)
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{
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if (!volumeTile) return;
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OpenThreads::ScopedLock<OpenThreads::Mutex> lock(_mutex);
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if (volumeTile->getTileID().valid())
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{
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_volumeTileMap[volumeTile->getTileID()] = volumeTile;
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}
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_volumeTileSet.insert(volumeTile);
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if (_volumeTileSet.size() > s_maxNumVolumeTiles) s_maxNumVolumeTiles = _volumeTileSet.size();
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// osg::notify(osg::NOTICE)<<"Volume::registerVolumeTile "<<volumeTile<<" total number of VolumeTile "<<_volumeTileSet.size()<<" max = "<<s_maxNumVolumeTiles<<std::endl;
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}
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void Volume::unregisterVolumeTile(VolumeTile* volumeTile)
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{
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if (!volumeTile) return;
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OpenThreads::ScopedLock<OpenThreads::Mutex> lock(_mutex);
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if (volumeTile->getTileID().valid())
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{
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_volumeTileMap.erase(volumeTile->getTileID());
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}
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_volumeTileSet.erase(volumeTile);
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// osg::notify(osg::NOTICE)<<"Volume::unregisterVolumeTile "<<volumeTile<<" total number of VolumeTile "<<_volumeTileSet.size()<<" max = "<<s_maxNumVolumeTiles<<std::endl;
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}
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