1744 lines
56 KiB
C++
1744 lines
56 KiB
C++
/* -*-c++-*- OpenSceneGraph - Copyright (C) 1998-2006 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 <stdio.h>
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#include <string.h>
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#include <osg/Notify>
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#include <osg/Object>
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#include <osg/Image>
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#include <osg/Shader>
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#include <osg/Node>
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#include <osg/Group>
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#include <osg/Geode>
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#include <osg/ApplicationUsage>
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#include <osg/Version>
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#include <osg/Timer>
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#include <osgDB/Registry>
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#include <osgDB/FileUtils>
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#include <osgDB/FileNameUtils>
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#include <osgDB/fstream>
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#include <osgDB/Archive>
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#include <algorithm>
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#include <set>
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#include <stdlib.h>
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#if defined(__sgi)
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#include <ctype.h>
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#elif defined(__GNUC__) || !defined(WIN32) || defined(__MWERKS__)
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#include <cctype>
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using std::tolower;
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#endif
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#ifdef OSG_LIBRARY_POSTFIX
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#define OSG_LIBRARY_POSTFIX_WITH_QUOTES ADDQUOTES(OSG_LIBRARY_POSTFIX)
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#else
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#define OSG_LIBRARY_POSTFIX_WITH_QUOTES ""
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#endif
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using namespace osg;
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using namespace osgDB;
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#if !defined(WIN32) || defined(__CYGWIN__)
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static osg::ApplicationUsageProxy Registry_e0(osg::ApplicationUsage::ENVIRONMENTAL_VARIABLE,"OSG_FILE_PATH <path>[:path]..","Paths for locating datafiles");
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static osg::ApplicationUsageProxy Registry_e1(osg::ApplicationUsage::ENVIRONMENTAL_VARIABLE,"OSG_LIBRARY_PATH <path>[:path]..","Paths for locating libraries/ plugins");
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#else
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static osg::ApplicationUsageProxy Registry_e0(osg::ApplicationUsage::ENVIRONMENTAL_VARIABLE,"OSG_FILE_PATH <path>[;path]..","Paths for locating datafiles");
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static osg::ApplicationUsageProxy Registry_e1(osg::ApplicationUsage::ENVIRONMENTAL_VARIABLE,"OSG_LIBRARY_PATH <path>[;path]..","Paths for locating libraries/ plugins");
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#endif
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static osg::ApplicationUsageProxy Registry_e2(osg::ApplicationUsage::ENVIRONMENTAL_VARIABLE,"OSG_BUILD_KDTREES on/off","Enable/disable the automatic building of KdTrees for each loaded Geometry.");
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// from MimeTypes.cpp
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extern const char* builtinMimeTypeExtMappings[];
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class Registry::AvailableReaderWriterIterator
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{
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public:
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AvailableReaderWriterIterator(Registry::ReaderWriterList& rwList, OpenThreads::ReentrantMutex& pluginMutex):
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_rwList(rwList),
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_pluginMutex(pluginMutex) {}
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ReaderWriter& operator * () { return *get(); }
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ReaderWriter* operator -> () { return get(); }
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bool valid() { return get()!=0; }
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void operator ++()
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{
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_rwUsed.insert(get());
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}
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protected:
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AvailableReaderWriterIterator& operator = (const AvailableReaderWriterIterator&) { return *this; }
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Registry::ReaderWriterList& _rwList;
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OpenThreads::ReentrantMutex& _pluginMutex;
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std::set<ReaderWriter*> _rwUsed;
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ReaderWriter* get()
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{
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OpenThreads::ScopedLock<OpenThreads::ReentrantMutex> lock(_pluginMutex);
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Registry::ReaderWriterList::iterator itr=_rwList.begin();
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for(;itr!=_rwList.end();++itr)
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{
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if (_rwUsed.find(itr->get())==_rwUsed.end())
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{
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return itr->get();
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}
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}
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return 0;
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}
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};
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class Registry::AvailableArchiveIterator
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{
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public:
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AvailableArchiveIterator(Registry::ArchiveCache& archives, OpenThreads::ReentrantMutex& mutex):
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_archives(archives),
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_mutex(mutex) {}
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Archive& operator * () { return *get(); }
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Archive* operator -> () { return get(); }
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bool valid() { return get()!=0; }
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void operator ++()
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{
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_archivesUsed.insert(get());
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}
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protected:
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AvailableArchiveIterator& operator = (const AvailableArchiveIterator&) { return *this; }
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Registry::ArchiveCache& _archives;
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OpenThreads::ReentrantMutex& _mutex;
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std::set<Archive*> _archivesUsed;
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Archive* get()
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{
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OpenThreads::ScopedLock<OpenThreads::ReentrantMutex> lock(_mutex);
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Registry::ArchiveCache::iterator itr=_archives.begin();
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for(;itr!=_archives.end();++itr)
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{
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if (_archivesUsed.find(itr->second.get())==_archivesUsed.end())
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{
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return itr->second.get();
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}
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}
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return 0;
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}
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};
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#if 0
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// temporary test of autoregistering, not compiled by default.
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enum Methods
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{
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SET_1,
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SET_2,
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END
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};
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typedef std::pair<Methods,std::string> MethodPair;
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class Proxy
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{
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public:
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Proxy(MethodPair* methods)
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{
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std::cout<<"methods "<<methods<<std::endl;
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for(int i=0;methods[i].first!=END;++i)
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{
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std::cout<<"\t"<<methods[i].first<<"\t"<<methods[i].second<<std::endl;
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}
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}
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};
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static MethodPair methods[] =
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{
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MethodPair(SET_1,"SET_1"),
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MethodPair(SET_2,"SET_2"),
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MethodPair(END,"")
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};
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Proxy myproxy(methods);
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#endif
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void PrintFilePathList(std::ostream& stream,const FilePathList& filepath)
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{
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for(FilePathList::const_iterator itr=filepath.begin();
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itr!=filepath.end();
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++itr)
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{
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stream << " "<< *itr<<std::endl;
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}
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}
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Registry* Registry::instance(bool erase)
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{
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static ref_ptr<Registry> s_registry = new Registry;
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if (erase)
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{
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s_registry->destruct();
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s_registry = 0;
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}
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return s_registry.get(); // will return NULL on erase
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}
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// definition of the Registry
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Registry::Registry()
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{
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// comment out because it was causing problems under OSX - causing it to crash osgconv when constructing ostream in osg::notify().
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// OSG_INFO << "Constructing osg::Registry"<<std::endl;
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_buildKdTreesHint = Options::NO_PREFERENCE;
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_kdTreeBuilder = new osg::KdTreeBuilder;
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const char* kdtree_str = getenv("OSG_BUILD_KDTREES");
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if (kdtree_str)
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{
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bool switchOff = (strcmp(kdtree_str, "off")==0 || strcmp(kdtree_str, "OFF")==0 || strcmp(kdtree_str, "Off")==0 );
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if (switchOff) _buildKdTreesHint = Options::DO_NOT_BUILD_KDTREES;
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else _buildKdTreesHint = Options::BUILD_KDTREES;
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}
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const char* ptr=0;
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_expiryDelay = 10.0;
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if( (ptr = getenv("OSG_EXPIRY_DELAY")) != 0)
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{
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_expiryDelay = osg::asciiToDouble(ptr);
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OSG_INFO<<"Registry : Expiry delay = "<<_expiryDelay<<std::endl;
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}
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const char* fileCachePath = getenv("OSG_FILE_CACHE");
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if (fileCachePath)
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{
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_fileCache = new FileCache(fileCachePath);
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}
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_createNodeFromImage = false;
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_openingLibrary = false;
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// add default osga archive extension
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_archiveExtList.push_back("osga");
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initFilePathLists();
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// register file extension alias.
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const char* flt_str = getenv("OSG_OPEN_FLIGHT_PLUGIN");
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if (flt_str)
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{
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if (strcmp(flt_str, "new")==0)
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{
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addFileExtensionAlias("flt", "OpenFlight");
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}
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}
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else
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{
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#ifndef COMPILE_WITH_OLD_OPENFLIGHT_PLUGIN_AS_DEFAULT
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addFileExtensionAlias("flt", "OpenFlight");
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#endif
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}
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addFileExtensionAlias("osgs", "osg");
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addFileExtensionAlias("osgt", "osg");
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addFileExtensionAlias("osgb", "osg");
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addFileExtensionAlias("osgx", "osg");
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addFileExtensionAlias("osgShadow", "shadow");
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addFileExtensionAlias("osgTerrain", "terrain");
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addFileExtensionAlias("osgViewer", "view");
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addFileExtensionAlias("sgi", "rgb");
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addFileExtensionAlias("rgba", "rgb");
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addFileExtensionAlias("int", "rgb");
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addFileExtensionAlias("inta", "rgb");
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addFileExtensionAlias("bw", "rgb");
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addFileExtensionAlias("ivz", "gz");
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addFileExtensionAlias("ozg", "gz");
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addFileExtensionAlias("mag", "dicom");
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addFileExtensionAlias("ph", "dicom");
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addFileExtensionAlias("ima", "dicom");
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addFileExtensionAlias("dcm", "dicom");
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addFileExtensionAlias("dic", "dicom");
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addFileExtensionAlias("gl", "glsl");
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addFileExtensionAlias("vert", "glsl");
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addFileExtensionAlias("frag", "glsl");
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addFileExtensionAlias("geom", "glsl");
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#if defined(DARWIN_IMAGEIO)
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addFileExtensionAlias("jpg", "imageio");
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addFileExtensionAlias("jpe", "imageio");
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addFileExtensionAlias("jpeg", "imageio");
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addFileExtensionAlias("tif", "imageio");
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addFileExtensionAlias("tiff", "imageio");
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addFileExtensionAlias("gif", "imageio");
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addFileExtensionAlias("png", "imageio");
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addFileExtensionAlias("psd", "imageio");
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addFileExtensionAlias("tga", "imageio");
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#endif
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#if defined(DARWIN_QTKIT)
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addFileExtensionAlias("mov", "QTKit");
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addFileExtensionAlias("mp4", "QTKit");
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addFileExtensionAlias("mov", "QTKit");
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addFileExtensionAlias("mpg", "QTKit");
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addFileExtensionAlias("mpeg", "QTKit");
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addFileExtensionAlias("mpv", "QTKit");
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addFileExtensionAlias("m4v", "QTKit");
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addFileExtensionAlias("3gp", "QTKit");
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addFileExtensionAlias("live", "QTKit");
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// Requires Perian
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addFileExtensionAlias("avi", "QTKit");
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addFileExtensionAlias("xvid", "QTKit");
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// Requires Flip4Mac
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addFileExtensionAlias("wmv", "QTKit");
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#endif
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#if defined(DARWIN_QUICKTIME)
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addFileExtensionAlias("jpg", "qt");
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addFileExtensionAlias("jpe", "qt");
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addFileExtensionAlias("jpeg", "qt");
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addFileExtensionAlias("tif", "qt");
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addFileExtensionAlias("tiff", "qt");
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addFileExtensionAlias("gif", "qt");
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addFileExtensionAlias("png", "qt");
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addFileExtensionAlias("psd", "qt");
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addFileExtensionAlias("tga", "qt");
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addFileExtensionAlias("flv", "qt");
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addFileExtensionAlias("dv", "qt");
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#if !defined(DARWIN_QTKIT)
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addFileExtensionAlias("mov", "qt");
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addFileExtensionAlias("avi", "qt");
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addFileExtensionAlias("mpg", "qt");
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addFileExtensionAlias("mpv", "qt");
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addFileExtensionAlias("mp4", "qt");
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addFileExtensionAlias("m4v", "qt");
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addFileExtensionAlias("3gp", "qt");
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// Add QuickTime live support for OSX
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addFileExtensionAlias("live", "qt");
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#endif
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#else
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addFileExtensionAlias("jpg", "jpeg");
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addFileExtensionAlias("jpe", "jpeg");
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addFileExtensionAlias("tif", "tiff");
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// really need to decide this at runtime...
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#if defined(USE_XINE)
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addFileExtensionAlias("mov", "xine");
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addFileExtensionAlias("mpg", "xine");
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addFileExtensionAlias("ogv", "xine");
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addFileExtensionAlias("mpv", "xine");
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addFileExtensionAlias("dv", "xine");
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addFileExtensionAlias("avi", "xine");
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addFileExtensionAlias("wmv", "xine");
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addFileExtensionAlias("flv", "xine");
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#endif
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// support QuickTime for Windows
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// Logic error here. It is possible for Apple to not define Quicktime and end up in
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// this Quicktime for Windows block. So add an extra check to avoid QTKit clashes.
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#if defined(USE_QUICKTIME) && !defined(DARWIN_QTKIT)
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addFileExtensionAlias("mov", "qt");
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addFileExtensionAlias("live", "qt");
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addFileExtensionAlias("mpg", "qt");
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addFileExtensionAlias("avi", "qt");
|
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#endif
|
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#endif
|
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|
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// remove geo to lwo alias as the new Carbon Graphics GEO format
|
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// also uses the .geo. It is still possible to load light wave .geo
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// files via loading the lwo plugin explicitly and then doing a readNodeFile.
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//addFileExtensionAlias("geo", "lwo");
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addFileExtensionAlias("lw", "lwo");
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|
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#if defined(USE_VRML)
|
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addFileExtensionAlias("wrl", "vrml");
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#elif defined(USE_INVENTOR)
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addFileExtensionAlias("wrl", "iv");
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#endif
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|
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// add alias for the text/freetype plugin.
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addFileExtensionAlias("ttf", "freetype"); // true type
|
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addFileExtensionAlias("ttc", "freetype"); // true type
|
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addFileExtensionAlias("cid", "freetype"); // Postscript CID-Fonts
|
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addFileExtensionAlias("cff", "freetype"); // OpenType
|
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addFileExtensionAlias("cef", "freetype"); // OpenType
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addFileExtensionAlias("fon", "freetype"); // Windows bitmap fonts
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addFileExtensionAlias("fnt", "freetype"); // Windows bitmap fonts
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addFileExtensionAlias("text3d", "freetype"); // use 3D Font instead of 2D Font
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// wont't add type1 and type2 until resolve extension collision with Performer binary and ascii files.
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// addFileExtensionAlias("pfb", "freetype"); // type1 binary
|
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// addFileExtensionAlias("pfa", "freetype"); // type2 ascii
|
||
|
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|
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// portable bitmap, greyscale and colour/pixmap image formats
|
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addFileExtensionAlias("pbm", "pnm");
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addFileExtensionAlias("pgm", "pnm");
|
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addFileExtensionAlias("ppm", "pnm");
|
||
|
||
|
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// add revision file mappings
|
||
addFileExtensionAlias("added", "revisions");
|
||
addFileExtensionAlias("removed", "revisions");
|
||
addFileExtensionAlias("modified", "revisions");
|
||
|
||
|
||
|
||
|
||
// add built-in mime-type extension mappings
|
||
for( int i=0; ; i+=2 )
|
||
{
|
||
std::string mimeType = builtinMimeTypeExtMappings[i];
|
||
if ( mimeType.length() == 0 )
|
||
break;
|
||
addMimeTypeExtensionMapping( mimeType, builtinMimeTypeExtMappings[i+1] );
|
||
}
|
||
|
||
// register server protocols, so the curl can handle it, if necessary
|
||
registerProtocol("http");
|
||
registerProtocol("https");
|
||
registerProtocol("ftp");
|
||
registerProtocol("ftps");
|
||
|
||
_objectWrapperManager = new ObjectWrapperManager;
|
||
_deprecatedDotOsgWrapperManager = new DeprecatedDotOsgWrapperManager;
|
||
}
|
||
|
||
|
||
Registry::~Registry()
|
||
{
|
||
destruct();
|
||
}
|
||
|
||
void Registry::destruct()
|
||
{
|
||
// OSG_NOTICE<<"Registry::destruct()"<<std::endl;
|
||
|
||
// clean up the SharedStateManager
|
||
_sharedStateManager = 0;
|
||
|
||
|
||
// clean up the FileCache
|
||
_fileCache = 0;
|
||
|
||
|
||
// object cache clear needed here to prevent crash in unref() of
|
||
// the objects it contains when running the TXP plugin.
|
||
// Not sure why, but perhaps there is is something in a TXP plugin
|
||
// which deletes the data before its ref count hits zero, perhaps
|
||
// even some issue with objects be allocated by a plugin that is
|
||
// maintained after that plugin is deleted... Robert Osfield, Jan 2004.
|
||
clearObjectCache();
|
||
clearArchiveCache();
|
||
|
||
|
||
// unload all the plugin before we finally destruct.
|
||
closeAllLibraries();
|
||
}
|
||
|
||
#include <iostream>
|
||
|
||
void Registry::initDataFilePathList()
|
||
{
|
||
FilePathList filepath;
|
||
//
|
||
// set up data file paths
|
||
//
|
||
char *ptr;
|
||
|
||
if( (ptr = getenv( "OSG_FILE_PATH" )) )
|
||
{
|
||
//OSG_NOTIFY(DEBUG_INFO) << "OSG_FILE_PATH("<<ptr<<")"<<std::endl;
|
||
convertStringPathIntoFilePathList(ptr, filepath);
|
||
}
|
||
else if( (ptr = getenv( "OSGFILEPATH" )) )
|
||
{
|
||
//OSG_NOTIFY(DEBUG_INFO) << "OSGFILEPATH("<<ptr<<")"<<std::endl;
|
||
convertStringPathIntoFilePathList(ptr, filepath);
|
||
}
|
||
|
||
osgDB::appendPlatformSpecificResourceFilePaths(filepath);
|
||
setDataFilePathList(filepath);
|
||
|
||
}
|
||
|
||
void Registry::setDataFilePathList(const std::string& paths)
|
||
{
|
||
_dataFilePath.clear();
|
||
convertStringPathIntoFilePathList(paths,_dataFilePath);
|
||
}
|
||
|
||
void Registry::setLibraryFilePathList(const std::string& paths) { _libraryFilePath.clear(); convertStringPathIntoFilePathList(paths,_libraryFilePath); }
|
||
|
||
|
||
|
||
void Registry::initLibraryFilePathList()
|
||
{
|
||
//
|
||
// set up library paths
|
||
//
|
||
char* ptr;
|
||
if( (ptr = getenv( "OSG_LIBRARY_PATH")) )
|
||
{
|
||
//OSG_NOTIFY(DEBUG_INFO) << "OSG_LIBRARY_PATH("<<ptr<<")"<<std::endl;
|
||
setLibraryFilePathList(ptr);
|
||
}
|
||
else if( (ptr = getenv( "OSG_LD_LIBRARY_PATH")) )
|
||
{
|
||
//OSG_NOTIFY(DEBUG_INFO) << "OSG_LD_LIBRARY_PATH("<<ptr<<")"<<std::endl;
|
||
setLibraryFilePathList(ptr);
|
||
}
|
||
|
||
appendPlatformSpecificLibraryFilePaths(_libraryFilePath);
|
||
|
||
}
|
||
|
||
|
||
void Registry::readCommandLine(osg::ArgumentParser& arguments)
|
||
{
|
||
// report the usage options.
|
||
if (arguments.getApplicationUsage())
|
||
{
|
||
arguments.getApplicationUsage()->addCommandLineOption("-l <library>","Load the plugin");
|
||
arguments.getApplicationUsage()->addCommandLineOption("-e <extension>","Load the plugin associated with handling files with specified extension");
|
||
arguments.getApplicationUsage()->addCommandLineOption("-O <option_string>","Provide an option string to reader/writers used to load databases");
|
||
}
|
||
|
||
std::string value;
|
||
while(arguments.read("-l",value))
|
||
{
|
||
loadLibrary(value);
|
||
}
|
||
|
||
while(arguments.read("-e",value))
|
||
{
|
||
std::string libName = createLibraryNameForExtension(value);
|
||
loadLibrary(libName);
|
||
}
|
||
|
||
while(arguments.read("-O",value))
|
||
{
|
||
setOptions(new Options(value));
|
||
}
|
||
}
|
||
|
||
void Registry::addReaderWriter(ReaderWriter* rw)
|
||
{
|
||
if (rw==0L) return;
|
||
|
||
// OSG_NOTIFY(INFO) << "osg::Registry::addReaderWriter("<<rw->className()<<")"<< std::endl;
|
||
|
||
OpenThreads::ScopedLock<OpenThreads::ReentrantMutex> lock(_pluginMutex);
|
||
|
||
_rwList.push_back(rw);
|
||
|
||
}
|
||
|
||
|
||
void Registry::removeReaderWriter(ReaderWriter* rw)
|
||
{
|
||
if (rw==0L) return;
|
||
|
||
// OSG_NOTIFY(INFO) << "osg::Registry::removeReaderWriter();"<< std::endl;
|
||
|
||
OpenThreads::ScopedLock<OpenThreads::ReentrantMutex> lock(_pluginMutex);
|
||
|
||
ReaderWriterList::iterator rwitr = std::find(_rwList.begin(),_rwList.end(),rw);
|
||
if (rwitr!=_rwList.end())
|
||
{
|
||
_rwList.erase(rwitr);
|
||
}
|
||
|
||
}
|
||
|
||
ImageProcessor* Registry::getImageProcessor()
|
||
{
|
||
{
|
||
OpenThreads::ScopedLock<OpenThreads::ReentrantMutex> lock(_pluginMutex);
|
||
if (!_ipList.empty())
|
||
{
|
||
return _ipList.front().get();
|
||
}
|
||
}
|
||
return getImageProcessorForExtension("nvtt");
|
||
}
|
||
|
||
ImageProcessor* Registry::getImageProcessorForExtension(const std::string& ext)
|
||
{
|
||
{
|
||
OpenThreads::ScopedLock<OpenThreads::ReentrantMutex> lock(_pluginMutex);
|
||
if (!_ipList.empty())
|
||
{
|
||
return _ipList.front().get();
|
||
}
|
||
}
|
||
|
||
std::string libraryName = createLibraryNameForExtension(ext);
|
||
OSG_NOTICE << "Now checking for plug-in "<<libraryName<< std::endl;
|
||
if (loadLibrary(libraryName)==LOADED)
|
||
{
|
||
OpenThreads::ScopedLock<OpenThreads::ReentrantMutex> lock(_pluginMutex);
|
||
if (!_ipList.empty())
|
||
{
|
||
OSG_NOTICE << "Loaded plug-in "<<libraryName<<" and located ImageProcessor"<< std::endl;
|
||
return _ipList.front().get();
|
||
}
|
||
}
|
||
return 0;
|
||
}
|
||
|
||
void Registry::addImageProcessor(ImageProcessor* ip)
|
||
{
|
||
if (ip==0L) return;
|
||
|
||
OSG_NOTIFY(NOTICE) << "osg::Registry::addImageProcessor("<<ip->className()<<")"<< std::endl;
|
||
|
||
OpenThreads::ScopedLock<OpenThreads::ReentrantMutex> lock(_pluginMutex);
|
||
|
||
_ipList.push_back(ip);
|
||
|
||
}
|
||
|
||
|
||
void Registry::removeImageProcessor(ImageProcessor* ip)
|
||
{
|
||
if (ip==0L) return;
|
||
|
||
OSG_NOTIFY(NOTICE) << "osg::Registry::removeImageProcessor();"<< std::endl;
|
||
|
||
OpenThreads::ScopedLock<OpenThreads::ReentrantMutex> lock(_pluginMutex);
|
||
|
||
ImageProcessorList::iterator ipitr = std::find(_ipList.begin(),_ipList.end(),ip);
|
||
if (ipitr!=_ipList.end())
|
||
{
|
||
_ipList.erase(ipitr);
|
||
}
|
||
|
||
}
|
||
|
||
|
||
void Registry::addFileExtensionAlias(const std::string mapExt, const std::string toExt)
|
||
{
|
||
_extAliasMap[mapExt] = toExt;
|
||
}
|
||
|
||
void Registry::addMimeTypeExtensionMapping(const std::string fromMimeType, const std::string toExt)
|
||
{
|
||
_mimeTypeExtMap[fromMimeType] = toExt;
|
||
}
|
||
|
||
bool Registry::readPluginAliasConfigurationFile( const std::string& file )
|
||
{
|
||
std::string fileName = osgDB::findDataFile( file );
|
||
if (fileName.empty())
|
||
{
|
||
OSG_NOTIFY( osg::WARN) << "Can't find plugin alias config file \"" << file << "\"." << std::endl;
|
||
return false;
|
||
}
|
||
|
||
osgDB::ifstream ifs;
|
||
ifs.open( fileName.c_str() );
|
||
if (!ifs.good())
|
||
{
|
||
OSG_NOTIFY( osg::WARN) << "Can't open plugin alias config file \"" << fileName << "\"." << std::endl;
|
||
return false;
|
||
}
|
||
|
||
int lineNum( 0 );
|
||
while (ifs.good())
|
||
{
|
||
std::string raw;
|
||
++lineNum;
|
||
std::getline( ifs, raw );
|
||
std::string ln = trim( raw );
|
||
if (ln.empty()) continue;
|
||
if (ln[0] == '#') continue;
|
||
|
||
std::string::size_type spIdx = ln.find_first_of( " \t" );
|
||
if (spIdx == ln.npos)
|
||
{
|
||
// mapExt and toExt must be on the same line, separated by a space.
|
||
OSG_NOTIFY( osg::WARN) << file << ", line " << lineNum << ": Syntax error: missing space in \"" << raw << "\"." << std::endl;
|
||
continue;
|
||
}
|
||
|
||
const std::string mapExt = trim( ln.substr( 0, spIdx ) );
|
||
const std::string toExt = trim( ln.substr( spIdx+1 ) );
|
||
addFileExtensionAlias( mapExt, toExt );
|
||
}
|
||
return true;
|
||
}
|
||
|
||
std::string Registry::trim( const std::string& str )
|
||
{
|
||
if (!str.size()) return str;
|
||
std::string::size_type first = str.find_first_not_of( " \t" );
|
||
std::string::size_type last = str.find_last_not_of( " \t\r\n" );
|
||
if ((first==str.npos) || (last==str.npos)) return std::string( "" );
|
||
return str.substr( first, last-first+1 );
|
||
}
|
||
|
||
|
||
std::string Registry::createLibraryNameForFile(const std::string& fileName)
|
||
{
|
||
return createLibraryNameForExtension(getFileExtension(fileName));
|
||
}
|
||
|
||
std::string Registry::createLibraryNameForExtension(const std::string& ext)
|
||
{
|
||
std::string lowercase_ext;
|
||
for(std::string::const_iterator sitr=ext.begin();
|
||
sitr!=ext.end();
|
||
++sitr)
|
||
{
|
||
lowercase_ext.push_back(tolower(*sitr));
|
||
}
|
||
|
||
ExtensionAliasMap::iterator itr=_extAliasMap.find(lowercase_ext);
|
||
if (itr!=_extAliasMap.end() && ext != itr->second) return createLibraryNameForExtension(itr->second);
|
||
|
||
#if defined(OSG_JAVA_BUILD)
|
||
static std::string prepend = std::string("osgPlugins-")+std::string(osgGetVersion())+std::string("/java");
|
||
#else
|
||
static std::string prepend = std::string("osgPlugins-")+std::string(osgGetVersion())+std::string("/");
|
||
#endif
|
||
|
||
#if defined(__CYGWIN__)
|
||
return prepend+"cygwin_"+"osgdb_"+lowercase_ext+OSG_LIBRARY_POSTFIX_WITH_QUOTES+".dll";
|
||
#elif defined(__MINGW32__)
|
||
return prepend+"mingw_"+"osgdb_"+lowercase_ext+OSG_LIBRARY_POSTFIX_WITH_QUOTES+".dll";
|
||
#elif defined(WIN32)
|
||
return prepend+"osgdb_"+lowercase_ext+OSG_LIBRARY_POSTFIX_WITH_QUOTES+".dll";
|
||
#elif macintosh
|
||
return prepend+"osgdb_"+lowercase_ext+OSG_LIBRARY_POSTFIX_WITH_QUOTES;
|
||
#else
|
||
return prepend+"osgdb_"+lowercase_ext+OSG_LIBRARY_POSTFIX_WITH_QUOTES+ADDQUOTES(OSG_PLUGIN_EXTENSION);
|
||
#endif
|
||
|
||
}
|
||
|
||
std::string Registry::createLibraryNameForNodeKit(const std::string& name)
|
||
{
|
||
#if defined(__CYGWIN__)
|
||
return "cyg"+name+OSG_LIBRARY_POSTFIX_WITH_QUOTES+".dll";
|
||
#elif defined(__MINGW32__)
|
||
return "lib"+name+OSG_LIBRARY_POSTFIX_WITH_QUOTES+".dll";
|
||
#elif defined(WIN32)
|
||
return name+OSG_LIBRARY_POSTFIX_WITH_QUOTES+".dll";
|
||
#elif macintosh
|
||
return name+OSG_LIBRARY_POSTFIX_WITH_QUOTES;
|
||
#else
|
||
return "lib"+name+OSG_LIBRARY_POSTFIX_WITH_QUOTES + ADDQUOTES(OSG_PLUGIN_EXTENSION);
|
||
#endif
|
||
}
|
||
|
||
Registry::LoadStatus Registry::loadLibrary(const std::string& fileName)
|
||
{
|
||
OpenThreads::ScopedLock<OpenThreads::ReentrantMutex> lock(_pluginMutex);
|
||
|
||
DynamicLibraryList::iterator ditr = getLibraryItr(fileName);
|
||
if (ditr!=_dlList.end()) return PREVIOUSLY_LOADED;
|
||
|
||
_openingLibrary=true;
|
||
|
||
DynamicLibrary* dl = DynamicLibrary::loadLibrary(fileName);
|
||
_openingLibrary=false;
|
||
|
||
if (dl)
|
||
{
|
||
_dlList.push_back(dl);
|
||
return LOADED;
|
||
}
|
||
return NOT_LOADED;
|
||
}
|
||
|
||
|
||
bool Registry::closeLibrary(const std::string& fileName)
|
||
{
|
||
OpenThreads::ScopedLock<OpenThreads::ReentrantMutex> lock(_pluginMutex);
|
||
DynamicLibraryList::iterator ditr = getLibraryItr(fileName);
|
||
if (ditr!=_dlList.end())
|
||
{
|
||
_dlList.erase(ditr);
|
||
return true;
|
||
}
|
||
return false;
|
||
}
|
||
|
||
void Registry::closeAllLibraries()
|
||
{
|
||
// OSG_NOTICE<<"Registry::closeAllLibraries()"<<std::endl;
|
||
OpenThreads::ScopedLock<OpenThreads::ReentrantMutex> lock(_pluginMutex);
|
||
_dlList.clear();
|
||
}
|
||
|
||
Registry::DynamicLibraryList::iterator Registry::getLibraryItr(const std::string& fileName)
|
||
{
|
||
DynamicLibraryList::iterator ditr = _dlList.begin();
|
||
for(;ditr!=_dlList.end();++ditr)
|
||
{
|
||
if ((*ditr)->getName()==fileName) return ditr;
|
||
}
|
||
return _dlList.end();
|
||
}
|
||
|
||
DynamicLibrary* Registry::getLibrary(const std::string& fileName)
|
||
{
|
||
OpenThreads::ScopedLock<OpenThreads::ReentrantMutex> lock(_pluginMutex);
|
||
DynamicLibraryList::iterator ditr = getLibraryItr(fileName);
|
||
if (ditr!=_dlList.end()) return ditr->get();
|
||
else return NULL;
|
||
}
|
||
|
||
ReaderWriter* Registry::getReaderWriterForExtension(const std::string& ext)
|
||
{
|
||
// record the existing reader writer.
|
||
std::set<ReaderWriter*> rwOriginal;
|
||
|
||
OpenThreads::ScopedLock<OpenThreads::ReentrantMutex> lock(_pluginMutex);
|
||
|
||
// first attemt one of the installed loaders
|
||
for(ReaderWriterList::iterator itr=_rwList.begin();
|
||
itr!=_rwList.end();
|
||
++itr)
|
||
{
|
||
rwOriginal.insert(itr->get());
|
||
if((*itr)->acceptsExtension(ext)) return (*itr).get();
|
||
}
|
||
|
||
// now look for a plug-in to load the file.
|
||
std::string libraryName = createLibraryNameForExtension(ext);
|
||
OSG_NOTIFY(INFO) << "Now checking for plug-in "<<libraryName<< std::endl;
|
||
if (loadLibrary(libraryName)==LOADED)
|
||
{
|
||
for(ReaderWriterList::iterator itr=_rwList.begin();
|
||
itr!=_rwList.end();
|
||
++itr)
|
||
{
|
||
if (rwOriginal.find(itr->get())==rwOriginal.end())
|
||
{
|
||
if((*itr)->acceptsExtension(ext)) return (*itr).get();
|
||
}
|
||
}
|
||
}
|
||
|
||
return NULL;
|
||
|
||
}
|
||
|
||
ReaderWriter* Registry::getReaderWriterForMimeType(const std::string& mimeType)
|
||
{
|
||
MimeTypeExtensionMap::const_iterator i = _mimeTypeExtMap.find( mimeType );
|
||
return i != _mimeTypeExtMap.end()?
|
||
getReaderWriterForExtension( i->second ) :
|
||
NULL;
|
||
}
|
||
|
||
#if 0
|
||
struct concrete_wrapper: basic_type_wrapper
|
||
{
|
||
virtual ~concrete_wrapper() {}
|
||
concrete_wrapper(const osg::Object *myobj) : myobj_(myobj) {}
|
||
bool matches(const osg::Object *proto) const
|
||
{
|
||
return myobj_->isSameKindAs(proto);
|
||
}
|
||
const osg::Object *myobj_;
|
||
};
|
||
#endif
|
||
|
||
|
||
|
||
struct Registry::ReadObjectFunctor : public Registry::ReadFunctor
|
||
{
|
||
ReadObjectFunctor(const std::string& filename, const Options* options):ReadFunctor(filename,options) {}
|
||
|
||
virtual ReaderWriter::ReadResult doRead(ReaderWriter& rw) const { return rw.readObject(_filename, _options); }
|
||
virtual bool isValid(ReaderWriter::ReadResult& readResult) const { return readResult.validObject(); }
|
||
virtual bool isValid(osg::Object* object) const { return object!=0; }
|
||
};
|
||
|
||
struct Registry::ReadImageFunctor : public Registry::ReadFunctor
|
||
{
|
||
ReadImageFunctor(const std::string& filename, const Options* options):ReadFunctor(filename,options) {}
|
||
|
||
virtual ReaderWriter::ReadResult doRead(ReaderWriter& rw)const { return rw.readImage(_filename, _options); }
|
||
virtual bool isValid(ReaderWriter::ReadResult& readResult) const { return readResult.validImage(); }
|
||
virtual bool isValid(osg::Object* object) const { return dynamic_cast<osg::Image*>(object)!=0; }
|
||
};
|
||
|
||
struct Registry::ReadHeightFieldFunctor : public Registry::ReadFunctor
|
||
{
|
||
ReadHeightFieldFunctor(const std::string& filename, const Options* options):ReadFunctor(filename,options) {}
|
||
|
||
virtual ReaderWriter::ReadResult doRead(ReaderWriter& rw) const { return rw.readHeightField(_filename, _options); }
|
||
virtual bool isValid(ReaderWriter::ReadResult& readResult) const { return readResult.validHeightField(); }
|
||
virtual bool isValid(osg::Object* object) const { return dynamic_cast<osg::HeightField*>(object)!=0; }
|
||
};
|
||
|
||
struct Registry::ReadNodeFunctor : public Registry::ReadFunctor
|
||
{
|
||
ReadNodeFunctor(const std::string& filename, const Options* options):ReadFunctor(filename,options) {}
|
||
|
||
virtual ReaderWriter::ReadResult doRead(ReaderWriter& rw) const { return rw.readNode(_filename, _options); }
|
||
virtual bool isValid(ReaderWriter::ReadResult& readResult) const { return readResult.validNode(); }
|
||
virtual bool isValid(osg::Object* object) const { return dynamic_cast<osg::Node*>(object)!=0; }
|
||
|
||
};
|
||
|
||
struct Registry::ReadArchiveFunctor : public Registry::ReadFunctor
|
||
{
|
||
ReadArchiveFunctor(const std::string& filename, ReaderWriter::ArchiveStatus status, unsigned int indexBlockSizeHint, const Options* options):
|
||
ReadFunctor(filename,options),
|
||
_status(status),
|
||
_indexBlockSizeHint(indexBlockSizeHint) {}
|
||
|
||
ReaderWriter::ArchiveStatus _status;
|
||
unsigned int _indexBlockSizeHint;
|
||
|
||
virtual ReaderWriter::ReadResult doRead(ReaderWriter& rw) const { return rw.openArchive(_filename, _status, _indexBlockSizeHint, _options); }
|
||
virtual bool isValid(ReaderWriter::ReadResult& readResult) const { return readResult.validArchive(); }
|
||
virtual bool isValid(osg::Object* object) const { return dynamic_cast<osgDB::Archive*>(object)!=0; }
|
||
|
||
};
|
||
|
||
struct Registry::ReadShaderFunctor : public Registry::ReadFunctor
|
||
{
|
||
ReadShaderFunctor(const std::string& filename, const Options* options):ReadFunctor(filename,options) {}
|
||
|
||
virtual ReaderWriter::ReadResult doRead(ReaderWriter& rw)const { return rw.readShader(_filename, _options); }
|
||
virtual bool isValid(ReaderWriter::ReadResult& readResult) const { return readResult.validShader(); }
|
||
virtual bool isValid(osg::Object* object) const { return dynamic_cast<osg::Shader*>(object)!=0; }
|
||
};
|
||
|
||
void Registry::addArchiveExtension(const std::string ext)
|
||
{
|
||
for(ArchiveExtensionList::iterator aitr=_archiveExtList.begin();
|
||
aitr!=_archiveExtList.end();
|
||
++aitr)
|
||
{
|
||
if ( (*aitr) == ext) // extension already in archive extension list
|
||
return;
|
||
}
|
||
_archiveExtList.push_back(ext);
|
||
}
|
||
|
||
std::string Registry::findDataFileImplementation(const std::string& filename, const Options* options, CaseSensitivity caseSensitivity)
|
||
{
|
||
if (filename.empty()) return filename;
|
||
|
||
// if data file contains a server address then we can't find it in local directories so return empty string.
|
||
if (containsServerAddress(filename)) return std::string();
|
||
|
||
if(fileExists(filename))
|
||
{
|
||
OSG_DEBUG << "FindFileInPath(" << filename << "): returning " << filename << std::endl;
|
||
return filename;
|
||
}
|
||
|
||
std::string fileFound;
|
||
|
||
if (options && !options->getDatabasePathList().empty())
|
||
{
|
||
fileFound = findFileInPath(filename, options->getDatabasePathList(), caseSensitivity);
|
||
if (!fileFound.empty()) return fileFound;
|
||
}
|
||
|
||
const FilePathList& filepath = Registry::instance()->getDataFilePathList();
|
||
if (!filepath.empty())
|
||
{
|
||
fileFound = findFileInPath(filename, filepath,caseSensitivity);
|
||
if (!fileFound.empty()) return fileFound;
|
||
}
|
||
|
||
|
||
// if a directory is included in the filename, get just the (simple) filename itself and try that
|
||
std::string simpleFileName = getSimpleFileName(filename);
|
||
if (simpleFileName!=filename)
|
||
{
|
||
|
||
if(fileExists(simpleFileName))
|
||
{
|
||
OSG_DEBUG << "FindFileInPath(" << filename << "): returning " << filename << std::endl;
|
||
return simpleFileName;
|
||
}
|
||
|
||
if (options && !options->getDatabasePathList().empty())
|
||
{
|
||
fileFound = findFileInPath(simpleFileName, options->getDatabasePathList(), caseSensitivity);
|
||
if (!fileFound.empty()) return fileFound;
|
||
}
|
||
|
||
if (!filepath.empty())
|
||
{
|
||
fileFound = findFileInPath(simpleFileName, filepath,caseSensitivity);
|
||
if (!fileFound.empty()) return fileFound;
|
||
}
|
||
|
||
}
|
||
|
||
// return empty string.
|
||
return std::string();
|
||
}
|
||
|
||
std::string Registry::findLibraryFileImplementation(const std::string& filename, const Options* options, CaseSensitivity caseSensitivity)
|
||
{
|
||
if (filename.empty())
|
||
return filename;
|
||
|
||
const FilePathList& filepath = Registry::instance()->getLibraryFilePathList();
|
||
|
||
std::string fileFound = findFileInPath(filename, filepath,caseSensitivity);
|
||
if (!fileFound.empty())
|
||
return fileFound;
|
||
|
||
if(fileExists(filename))
|
||
{
|
||
OSG_DEBUG << "FindFileInPath(" << filename << "): returning " << filename << std::endl;
|
||
return filename;
|
||
}
|
||
|
||
// if a directory is included in the filename, get just the (simple) filename itself and try that
|
||
std::string simpleFileName = getSimpleFileName(filename);
|
||
if (simpleFileName!=filename)
|
||
{
|
||
std::string fileFound = findFileInPath(simpleFileName, filepath,caseSensitivity);
|
||
if (!fileFound.empty()) return fileFound;
|
||
}
|
||
|
||
// failed return empty string.
|
||
return std::string();
|
||
}
|
||
|
||
|
||
|
||
ReaderWriter::ReadResult Registry::read(const ReadFunctor& readFunctor)
|
||
{
|
||
for(ArchiveExtensionList::iterator aitr=_archiveExtList.begin();
|
||
aitr!=_archiveExtList.end();
|
||
++aitr)
|
||
{
|
||
std::string archiveExtension = "." + (*aitr);
|
||
|
||
std::string::size_type positionArchive = readFunctor._filename.find(archiveExtension+'/');
|
||
if (positionArchive==std::string::npos) positionArchive = readFunctor._filename.find(archiveExtension+'\\');
|
||
if (positionArchive!=std::string::npos)
|
||
{
|
||
std::string::size_type endArchive = positionArchive + archiveExtension.length();
|
||
std::string archiveName( readFunctor._filename.substr(0,endArchive));
|
||
std::string fileName(readFunctor._filename.substr(endArchive+1,std::string::npos));
|
||
OSG_INFO<<"Contains archive : "<<readFunctor._filename<<std::endl;
|
||
OSG_INFO<<" archive : "<<archiveName<<std::endl;
|
||
OSG_INFO<<" filename : "<<fileName<<std::endl;
|
||
|
||
ReaderWriter::ReadResult result = openArchiveImplementation(archiveName,ReaderWriter::READ, 4096, readFunctor._options);
|
||
|
||
if (!result.validArchive()) return result;
|
||
|
||
osgDB::Archive* archive = result.getArchive();
|
||
|
||
//if valid options were passed through the read functor clone them
|
||
//otherwise make new options
|
||
osg::ref_ptr<osgDB::ReaderWriter::Options> options = readFunctor._options ?
|
||
readFunctor._options->cloneOptions() :
|
||
new osgDB::ReaderWriter::Options;
|
||
|
||
options->setDatabasePath(archiveName);
|
||
|
||
return archive->readObject(fileName,options.get());
|
||
}
|
||
}
|
||
|
||
// record the errors reported by readerwriters.
|
||
typedef std::vector<ReaderWriter::ReadResult> Results;
|
||
Results results;
|
||
|
||
// first attempt to load the file from existing ReaderWriter's
|
||
AvailableReaderWriterIterator itr(_rwList, _pluginMutex);
|
||
for(;itr.valid();++itr)
|
||
{
|
||
ReaderWriter::ReadResult rr = readFunctor.doRead(*itr);
|
||
if (readFunctor.isValid(rr)) return rr;
|
||
else results.push_back(rr);
|
||
}
|
||
|
||
// check loaded archives.
|
||
AvailableArchiveIterator aaitr(_archiveCache, _archiveCacheMutex);
|
||
for(;aaitr.valid();++aaitr)
|
||
{
|
||
ReaderWriter::ReadResult rr = readFunctor.doRead(*aaitr);
|
||
if (readFunctor.isValid(rr)) return rr;
|
||
else
|
||
{
|
||
// don't pass on FILE_NOT_FOUND results as we don't want to prevent non archive plugins that haven't been
|
||
// loaded yet from getting a chance to test for the presence of the file.
|
||
if (rr.status()!=ReaderWriter::ReadResult::FILE_NOT_FOUND) results.push_back(rr);
|
||
}
|
||
}
|
||
|
||
|
||
if (!results.empty())
|
||
{
|
||
unsigned int num_FILE_NOT_HANDLED = 0;
|
||
unsigned int num_FILE_NOT_FOUND = 0;
|
||
unsigned int num_ERROR_IN_READING_FILE = 0;
|
||
|
||
Results::iterator ritr;
|
||
for(ritr=results.begin();
|
||
ritr!=results.end();
|
||
++ritr)
|
||
{
|
||
if (ritr->status()==ReaderWriter::ReadResult::FILE_NOT_HANDLED) ++num_FILE_NOT_HANDLED;
|
||
else if (ritr->status()==ReaderWriter::ReadResult::NOT_IMPLEMENTED) ++num_FILE_NOT_HANDLED;//Freetype and others
|
||
else if (ritr->status()==ReaderWriter::ReadResult::FILE_NOT_FOUND) ++num_FILE_NOT_FOUND;
|
||
else if (ritr->status()==ReaderWriter::ReadResult::ERROR_IN_READING_FILE) ++num_ERROR_IN_READING_FILE;
|
||
}
|
||
|
||
if (num_FILE_NOT_HANDLED!=results.size())
|
||
{
|
||
for(ritr=results.begin(); ritr!=results.end(); ++ritr)
|
||
{
|
||
if (ritr->status()==ReaderWriter::ReadResult::ERROR_IN_READING_FILE)
|
||
{
|
||
// OSG_NOTICE<<"Warning: error reading file \""<<readFunctor._filename<<"\""<<std::endl;
|
||
return *ritr;
|
||
}
|
||
}
|
||
|
||
//If the filename is a URL, don't return FILE_NOT_FOUND until the CURL plugin is given a chance
|
||
if (!osgDB::containsServerAddress(readFunctor._filename))
|
||
{
|
||
for(ritr=results.begin(); ritr!=results.end(); ++ritr)
|
||
{
|
||
if (ritr->status()==ReaderWriter::ReadResult::FILE_NOT_FOUND)
|
||
{
|
||
//OSG_NOTICE<<"Warning: could not find file \""<<readFunctor._filename<<"\""<<std::endl;
|
||
return *ritr;
|
||
}
|
||
}
|
||
}
|
||
}
|
||
}
|
||
|
||
results.clear();
|
||
|
||
// now look for a plug-in to load the file.
|
||
std::string libraryName = createLibraryNameForFile(readFunctor._filename);
|
||
if (loadLibrary(libraryName)!=NOT_LOADED)
|
||
{
|
||
for(;itr.valid();++itr)
|
||
{
|
||
ReaderWriter::ReadResult rr = readFunctor.doRead(*itr);
|
||
if (readFunctor.isValid(rr)) return rr;
|
||
else results.push_back(rr);
|
||
}
|
||
}
|
||
|
||
//If the filename contains a server address and wasn't loaded by any of the plugins, try to use the CURL plugin
|
||
//to download the file and use the stream reading functionality of the plugins to load the file
|
||
if (containsServerAddress(readFunctor._filename))
|
||
{
|
||
ReaderWriter* rw = getReaderWriterForExtension("curl");
|
||
if (rw)
|
||
{
|
||
return readFunctor.doRead(*rw);
|
||
}
|
||
else
|
||
{
|
||
return ReaderWriter::ReadResult("Warning: Could not find the .curl plugin to read from server.");
|
||
}
|
||
}
|
||
|
||
if (!results.empty())
|
||
{
|
||
unsigned int num_FILE_NOT_HANDLED = 0;
|
||
unsigned int num_FILE_NOT_FOUND = 0;
|
||
unsigned int num_ERROR_IN_READING_FILE = 0;
|
||
|
||
Results::iterator ritr;
|
||
for(ritr=results.begin();
|
||
ritr!=results.end();
|
||
++ritr)
|
||
{
|
||
if (ritr->status()==ReaderWriter::ReadResult::FILE_NOT_HANDLED) ++num_FILE_NOT_HANDLED;
|
||
else if (ritr->status()==ReaderWriter::ReadResult::FILE_NOT_FOUND) ++num_FILE_NOT_FOUND;
|
||
else if (ritr->status()==ReaderWriter::ReadResult::ERROR_IN_READING_FILE) ++num_ERROR_IN_READING_FILE;
|
||
}
|
||
|
||
if (num_FILE_NOT_HANDLED!=results.size())
|
||
{
|
||
for(ritr=results.begin(); ritr!=results.end(); ++ritr)
|
||
{
|
||
if (ritr->status()==ReaderWriter::ReadResult::ERROR_IN_READING_FILE)
|
||
{
|
||
// OSG_NOTICE<<"Warning: error reading file \""<<readFunctor._filename<<"\""<<std::endl;
|
||
return *ritr;
|
||
}
|
||
}
|
||
|
||
for(ritr=results.begin(); ritr!=results.end(); ++ritr)
|
||
{
|
||
if (ritr->status()==ReaderWriter::ReadResult::FILE_NOT_FOUND)
|
||
{
|
||
// OSG_NOTICE<<"Warning: could not find file \""<<readFunctor._filename<<"\""<<std::endl;
|
||
return *ritr;
|
||
}
|
||
}
|
||
}
|
||
}
|
||
else
|
||
{
|
||
return ReaderWriter::ReadResult("Warning: Could not find plugin to read objects from file \""+readFunctor._filename+"\".");
|
||
}
|
||
|
||
return results.front();
|
||
}
|
||
|
||
ReaderWriter::ReadResult Registry::readImplementation(const ReadFunctor& readFunctor,Options::CacheHintOptions cacheHint)
|
||
{
|
||
std::string file(readFunctor._filename);
|
||
|
||
bool useObjectCache=false;
|
||
//Note CACHE_ARCHIVES has a different object that it caches to so it will never be used here
|
||
if (cacheHint!=Options::CACHE_ARCHIVES)
|
||
{
|
||
const Options* options=readFunctor._options;
|
||
useObjectCache=options ? (options->getObjectCacheHint()&cacheHint)!=0: false;
|
||
}
|
||
if (useObjectCache)
|
||
{
|
||
// search for entry in the object cache.
|
||
{
|
||
OpenThreads::ScopedLock<OpenThreads::Mutex> lock(_objectCacheMutex);
|
||
ObjectCache::iterator oitr=_objectCache.find(file);
|
||
if (oitr!=_objectCache.end())
|
||
{
|
||
OSG_NOTIFY(INFO)<<"returning cached instanced of "<<file<<std::endl;
|
||
if (readFunctor.isValid(oitr->second.first.get())) return ReaderWriter::ReadResult(oitr->second.first.get(), ReaderWriter::ReadResult::FILE_LOADED_FROM_CACHE);
|
||
else return ReaderWriter::ReadResult("Error file does not contain an osg::Object");
|
||
}
|
||
}
|
||
|
||
ReaderWriter::ReadResult rr = read(readFunctor);
|
||
if (rr.validObject())
|
||
{
|
||
// update cache with new entry.
|
||
OSG_NOTIFY(INFO)<<"Adding to object cache "<<file<<std::endl;
|
||
addEntryToObjectCache(file,rr.getObject());
|
||
}
|
||
else
|
||
{
|
||
OSG_NOTIFY(INFO)<<"No valid object found for "<<file<<std::endl;
|
||
}
|
||
|
||
return rr;
|
||
|
||
}
|
||
else
|
||
{
|
||
ReaderWriter::ReadResult rr = read(readFunctor);
|
||
return rr;
|
||
}
|
||
}
|
||
|
||
|
||
ReaderWriter::ReadResult Registry::openArchiveImplementation(const std::string& fileName, ReaderWriter::ArchiveStatus status, unsigned int indexBlockSizeHint, const Options* options)
|
||
{
|
||
osg::ref_ptr<osgDB::Archive> archive = getRefFromArchiveCache(fileName);
|
||
if (archive.valid()) return archive.get();
|
||
|
||
ReaderWriter::ReadResult result = readImplementation(ReadArchiveFunctor(fileName, status, indexBlockSizeHint, options),Options::CACHE_ARCHIVES);
|
||
|
||
// default to using caching archive if no options structure provided, but if options are provided use archives
|
||
// only if supplied.
|
||
if (result.validArchive() &&
|
||
(!options || (options->getObjectCacheHint() & Options::CACHE_ARCHIVES)) )
|
||
{
|
||
addToArchiveCache(fileName,result.getArchive());
|
||
}
|
||
return result;
|
||
}
|
||
|
||
|
||
ReaderWriter::ReadResult Registry::readObjectImplementation(const std::string& fileName,const Options* options)
|
||
{
|
||
return readImplementation(ReadObjectFunctor(fileName, options),Options::CACHE_OBJECTS);
|
||
}
|
||
|
||
ReaderWriter::WriteResult Registry::writeObjectImplementation(const Object& obj,const std::string& fileName,const Options* options)
|
||
{
|
||
// record the errors reported by readerwriters.
|
||
typedef std::vector<ReaderWriter::WriteResult> Results;
|
||
Results results;
|
||
|
||
// first attempt to load the file from existing ReaderWriter's
|
||
AvailableReaderWriterIterator itr(_rwList, _pluginMutex);
|
||
for(;itr.valid();++itr)
|
||
{
|
||
ReaderWriter::WriteResult rr = itr->writeObject(obj,fileName,options);
|
||
if (rr.success()) return rr;
|
||
else results.push_back(rr);
|
||
}
|
||
|
||
// now look for a plug-in to save the file.
|
||
std::string libraryName = createLibraryNameForFile(fileName);
|
||
if (loadLibrary(libraryName)==LOADED)
|
||
{
|
||
for(;itr.valid();++itr)
|
||
{
|
||
ReaderWriter::WriteResult rr = itr->writeObject(obj,fileName,options);
|
||
if (rr.success()) return rr;
|
||
else results.push_back(rr);
|
||
}
|
||
}
|
||
|
||
if (results.empty())
|
||
{
|
||
return ReaderWriter::WriteResult("Warning: Could not find plugin to write objects to file \""+fileName+"\".");
|
||
}
|
||
|
||
if (results.front().message().empty())
|
||
{
|
||
switch(results.front().status())
|
||
{
|
||
case(ReaderWriter::WriteResult::FILE_NOT_HANDLED): results.front().message() = "Warning: Write to \""+fileName+"\" not supported."; break;
|
||
case(ReaderWriter::WriteResult::ERROR_IN_WRITING_FILE): results.front().message() = "Warning: Error in writing to \""+fileName+"\"."; break;
|
||
default: break;
|
||
}
|
||
}
|
||
|
||
return results.front();
|
||
}
|
||
|
||
|
||
|
||
ReaderWriter::ReadResult Registry::readImageImplementation(const std::string& fileName,const Options* options)
|
||
{
|
||
return readImplementation(ReadImageFunctor(fileName, options),Options::CACHE_IMAGES);
|
||
}
|
||
|
||
ReaderWriter::WriteResult Registry::writeImageImplementation(const Image& image,const std::string& fileName,const Options* options)
|
||
{
|
||
// record the errors reported by readerwriters.
|
||
typedef std::vector<ReaderWriter::WriteResult> Results;
|
||
Results results;
|
||
|
||
// first attempt to load the file from existing ReaderWriter's
|
||
AvailableReaderWriterIterator itr(_rwList, _pluginMutex);
|
||
for(;itr.valid();++itr)
|
||
{
|
||
ReaderWriter::WriteResult rr = itr->writeImage(image,fileName,options);
|
||
if (rr.success()) return rr;
|
||
else results.push_back(rr);
|
||
}
|
||
|
||
results.clear();
|
||
|
||
// now look for a plug-in to save the file.
|
||
std::string libraryName = createLibraryNameForFile(fileName);
|
||
if (loadLibrary(libraryName)==LOADED)
|
||
{
|
||
for(;itr.valid();++itr)
|
||
{
|
||
ReaderWriter::WriteResult rr = itr->writeImage(image,fileName,options);
|
||
if (rr.success()) return rr;
|
||
else results.push_back(rr);
|
||
}
|
||
}
|
||
|
||
if (results.empty())
|
||
{
|
||
return ReaderWriter::WriteResult("Warning: Could not find plugin to write image to file \""+fileName+"\".");
|
||
}
|
||
|
||
if (results.front().message().empty())
|
||
{
|
||
switch(results.front().status())
|
||
{
|
||
case(ReaderWriter::WriteResult::FILE_NOT_HANDLED): results.front().message() = "Warning: Write to \""+fileName+"\" not supported."; break;
|
||
case(ReaderWriter::WriteResult::ERROR_IN_WRITING_FILE): results.front().message() = "Warning: Error in writing to \""+fileName+"\"."; break;
|
||
default: break;
|
||
}
|
||
}
|
||
|
||
return results.front();
|
||
}
|
||
|
||
|
||
ReaderWriter::ReadResult Registry::readHeightFieldImplementation(const std::string& fileName,const Options* options)
|
||
{
|
||
return readImplementation(ReadHeightFieldFunctor(fileName, options),Options::CACHE_HEIGHTFIELDS);
|
||
}
|
||
|
||
ReaderWriter::WriteResult Registry::writeHeightFieldImplementation(const HeightField& HeightField,const std::string& fileName,const Options* options)
|
||
{
|
||
// record the errors reported by readerwriters.
|
||
typedef std::vector<ReaderWriter::WriteResult> Results;
|
||
Results results;
|
||
|
||
// first attempt to load the file from existing ReaderWriter's
|
||
AvailableReaderWriterIterator itr(_rwList, _pluginMutex);
|
||
for(;itr.valid();++itr)
|
||
{
|
||
ReaderWriter::WriteResult rr = itr->writeHeightField(HeightField,fileName,options);
|
||
if (rr.success()) return rr;
|
||
else results.push_back(rr);
|
||
}
|
||
|
||
results.clear();
|
||
|
||
// now look for a plug-in to save the file.
|
||
std::string libraryName = createLibraryNameForFile(fileName);
|
||
if (loadLibrary(libraryName)==LOADED)
|
||
{
|
||
for(;itr.valid();++itr)
|
||
{
|
||
ReaderWriter::WriteResult rr = itr->writeHeightField(HeightField,fileName,options);
|
||
if (rr.success()) return rr;
|
||
else results.push_back(rr);
|
||
}
|
||
}
|
||
|
||
if (results.empty())
|
||
{
|
||
return ReaderWriter::WriteResult("Warning: Could not find plugin to write HeightField to file \""+fileName+"\".");
|
||
}
|
||
|
||
if (results.front().message().empty())
|
||
{
|
||
switch(results.front().status())
|
||
{
|
||
case(ReaderWriter::WriteResult::FILE_NOT_HANDLED): results.front().message() = "Warning: Write to \""+fileName+"\" not supported."; break;
|
||
case(ReaderWriter::WriteResult::ERROR_IN_WRITING_FILE): results.front().message() = "Warning: Error in writing to \""+fileName+"\"."; break;
|
||
default: break;
|
||
}
|
||
}
|
||
|
||
return results.front();
|
||
}
|
||
|
||
|
||
ReaderWriter::ReadResult Registry::readNodeImplementation(const std::string& fileName,const Options* options)
|
||
{
|
||
#if 0
|
||
|
||
osg::Timer_t startTick = osg::Timer::instance()->tick();
|
||
ReaderWriter::ReadResult result = readImplementation(ReadNodeFunctor(fileName, options),Options::CACHE_NODES);
|
||
osg::Timer_t endTick = osg::Timer::instance()->tick();
|
||
OSG_NOTICE<<"time to load "<<fileName<<" "<<osg::Timer::instance()->delta_m(startTick, endTick)<<"ms"<<std::endl;
|
||
return result;
|
||
|
||
#else
|
||
|
||
return readImplementation(ReadNodeFunctor(fileName, options),Options::CACHE_NODES);
|
||
|
||
#endif
|
||
}
|
||
|
||
ReaderWriter::WriteResult Registry::writeNodeImplementation(const Node& node,const std::string& fileName,const Options* options)
|
||
{
|
||
// record the errors reported by readerwriters.
|
||
typedef std::vector<ReaderWriter::WriteResult> Results;
|
||
Results results;
|
||
|
||
// first attempt to write the file from existing ReaderWriter's
|
||
AvailableReaderWriterIterator itr(_rwList, _pluginMutex);
|
||
for(;itr.valid();++itr)
|
||
{
|
||
ReaderWriter::WriteResult rr = itr->writeNode(node,fileName,options);
|
||
if (rr.success()) return rr;
|
||
else results.push_back(rr);
|
||
}
|
||
|
||
results.clear();
|
||
|
||
// now look for a plug-in to save the file.
|
||
std::string libraryName = createLibraryNameForFile(fileName);
|
||
|
||
|
||
if (loadLibrary(libraryName)==LOADED)
|
||
{
|
||
for(;itr.valid();++itr)
|
||
{
|
||
ReaderWriter::WriteResult rr = itr->writeNode(node,fileName,options);
|
||
|
||
if (rr.success()) return rr;
|
||
else results.push_back(rr);
|
||
}
|
||
}
|
||
|
||
if (results.empty())
|
||
{
|
||
return ReaderWriter::WriteResult("Warning: Could not find plugin to write nodes to file \""+fileName+"\".");
|
||
}
|
||
|
||
if (results.front().message().empty())
|
||
{
|
||
switch(results.front().status())
|
||
{
|
||
case(ReaderWriter::WriteResult::FILE_NOT_HANDLED): results.front().message() = "Warning: Write to \""+fileName+"\" not supported."; break;
|
||
case(ReaderWriter::WriteResult::ERROR_IN_WRITING_FILE): results.front().message() = "Warning: Error in writing to \""+fileName+"\"."; break;
|
||
default: break;
|
||
}
|
||
}
|
||
|
||
return results.front();
|
||
}
|
||
|
||
ReaderWriter::ReadResult Registry::readShaderImplementation(const std::string& fileName,const Options* options)
|
||
{
|
||
return readImplementation(ReadShaderFunctor(fileName, options),Options::CACHE_SHADERS);
|
||
}
|
||
|
||
ReaderWriter::WriteResult Registry::writeShaderImplementation(const Shader& shader,const std::string& fileName,const Options* options)
|
||
{
|
||
// record the errors reported by readerwriters.
|
||
typedef std::vector<ReaderWriter::WriteResult> Results;
|
||
Results results;
|
||
|
||
// first attempt to load the file from existing ReaderWriter's
|
||
AvailableReaderWriterIterator itr(_rwList, _pluginMutex);
|
||
for(;itr.valid();++itr)
|
||
{
|
||
ReaderWriter::WriteResult rr = itr->writeShader(shader,fileName,options);
|
||
if (rr.success()) return rr;
|
||
else results.push_back(rr);
|
||
}
|
||
|
||
results.clear();
|
||
|
||
// now look for a plug-in to save the file.
|
||
std::string libraryName = createLibraryNameForFile(fileName);
|
||
if (loadLibrary(libraryName)==LOADED)
|
||
{
|
||
for(;itr.valid();++itr)
|
||
{
|
||
ReaderWriter::WriteResult rr = itr->writeShader(shader,fileName,options);
|
||
if (rr.success()) return rr;
|
||
else results.push_back(rr);
|
||
}
|
||
}
|
||
|
||
if (results.empty())
|
||
{
|
||
return ReaderWriter::WriteResult("Warning: Could not find plugin to write shader to file \""+fileName+"\".");
|
||
}
|
||
|
||
if (results.front().message().empty())
|
||
{
|
||
switch(results.front().status())
|
||
{
|
||
case(ReaderWriter::WriteResult::FILE_NOT_HANDLED): results.front().message() = "Warning: Write to \""+fileName+"\" not supported."; break;
|
||
case(ReaderWriter::WriteResult::ERROR_IN_WRITING_FILE): results.front().message() = "Warning: Error in writing to \""+fileName+"\"."; break;
|
||
default: break;
|
||
}
|
||
}
|
||
|
||
return results.front();
|
||
}
|
||
|
||
void Registry::addEntryToObjectCache(const std::string& filename, osg::Object* object, double timestamp)
|
||
{
|
||
OpenThreads::ScopedLock<OpenThreads::Mutex> lock(_objectCacheMutex);
|
||
_objectCache[filename]=ObjectTimeStampPair(object,timestamp);
|
||
}
|
||
|
||
osg::Object* Registry::getFromObjectCache(const std::string& fileName)
|
||
{
|
||
OpenThreads::ScopedLock<OpenThreads::Mutex> lock(_objectCacheMutex);
|
||
ObjectCache::iterator itr = _objectCache.find(fileName);
|
||
if (itr!=_objectCache.end()) return itr->second.first.get();
|
||
else return 0;
|
||
}
|
||
|
||
osg::ref_ptr<osg::Object> Registry::getRefFromObjectCache(const std::string& fileName)
|
||
{
|
||
OpenThreads::ScopedLock<OpenThreads::Mutex> lock(_objectCacheMutex);
|
||
ObjectCache::iterator itr = _objectCache.find(fileName);
|
||
if (itr!=_objectCache.end()) return itr->second.first;
|
||
else return 0;
|
||
}
|
||
|
||
void Registry::updateTimeStampOfObjectsInCacheWithExternalReferences(const osg::FrameStamp& frameStamp)
|
||
{
|
||
OpenThreads::ScopedLock<OpenThreads::Mutex> lock(_objectCacheMutex);
|
||
|
||
// look for objects with external references and update their time stamp.
|
||
for(ObjectCache::iterator itr=_objectCache.begin();
|
||
itr!=_objectCache.end();
|
||
++itr)
|
||
{
|
||
// if ref count is greater the 1 the object has an external reference.
|
||
if (itr->second.first->referenceCount()>1)
|
||
{
|
||
// so update it time stamp.
|
||
itr->second.second = frameStamp.getReferenceTime();
|
||
}
|
||
}
|
||
}
|
||
|
||
void Registry::removeExpiredObjectsInCache(const osg::FrameStamp& frameStamp)
|
||
{
|
||
double expiryTime = frameStamp.getReferenceTime() - _expiryDelay;
|
||
|
||
OpenThreads::ScopedLock<OpenThreads::Mutex> lock(_objectCacheMutex);
|
||
|
||
typedef std::vector<std::string> ObjectsToRemove;
|
||
ObjectsToRemove objectsToRemove;
|
||
|
||
// first collect all the expired entries in the ObjectToRemove list.
|
||
for(ObjectCache::iterator oitr=_objectCache.begin();
|
||
oitr!=_objectCache.end();
|
||
++oitr)
|
||
{
|
||
if (oitr->second.second<=expiryTime)
|
||
{
|
||
// record the filename of the entry to use as key for deleting
|
||
// afterwards/
|
||
objectsToRemove.push_back(oitr->first);
|
||
}
|
||
}
|
||
|
||
// remove the entries from the _objectCaache.
|
||
for(ObjectsToRemove::iterator ritr=objectsToRemove.begin();
|
||
ritr!=objectsToRemove.end();
|
||
++ritr)
|
||
{
|
||
// std::cout<<"Removing from Registry object cache '"<<*ritr<<"'"<<std::endl;
|
||
_objectCache.erase(*ritr);
|
||
}
|
||
|
||
}
|
||
|
||
void Registry::removeFromObjectCache(const std::string& fileName)
|
||
{
|
||
OpenThreads::ScopedLock<OpenThreads::Mutex> lock(_objectCacheMutex);
|
||
ObjectCache::iterator itr = _objectCache.find(fileName);
|
||
if (itr!=_objectCache.end()) _objectCache.erase(itr);
|
||
}
|
||
|
||
void Registry::clearObjectCache()
|
||
{
|
||
OpenThreads::ScopedLock<OpenThreads::Mutex> lock(_objectCacheMutex);
|
||
_objectCache.clear();
|
||
}
|
||
|
||
void Registry::addToArchiveCache(const std::string& fileName, osgDB::Archive* archive)
|
||
{
|
||
OpenThreads::ScopedLock<OpenThreads::Mutex> lock(_archiveCacheMutex);
|
||
_archiveCache[fileName] = archive;
|
||
}
|
||
|
||
/** Remove archive from cache.*/
|
||
void Registry::removeFromArchiveCache(const std::string& fileName)
|
||
{
|
||
OpenThreads::ScopedLock<OpenThreads::Mutex> lock(_archiveCacheMutex);
|
||
ArchiveCache::iterator itr = _archiveCache.find(fileName);
|
||
if (itr!=_archiveCache.end())
|
||
{
|
||
_archiveCache.erase(itr);
|
||
}
|
||
}
|
||
|
||
osgDB::Archive* Registry::getFromArchiveCache(const std::string& fileName)
|
||
{
|
||
OpenThreads::ScopedLock<OpenThreads::Mutex> lock(_archiveCacheMutex);
|
||
ArchiveCache::iterator itr = _archiveCache.find(fileName);
|
||
if (itr!=_archiveCache.end()) return itr->second.get();
|
||
else return 0;
|
||
}
|
||
|
||
osg::ref_ptr<osgDB::Archive> Registry::getRefFromArchiveCache(const std::string& fileName)
|
||
{
|
||
OpenThreads::ScopedLock<OpenThreads::Mutex> lock(_archiveCacheMutex);
|
||
ArchiveCache::iterator itr = _archiveCache.find(fileName);
|
||
if (itr!=_archiveCache.end()) return itr->second;
|
||
else return 0;
|
||
}
|
||
|
||
void Registry::clearArchiveCache()
|
||
{
|
||
OpenThreads::ScopedLock<OpenThreads::Mutex> lock(_archiveCacheMutex);
|
||
_archiveCache.clear();
|
||
}
|
||
|
||
void Registry::releaseGLObjects(osg::State* state)
|
||
{
|
||
OpenThreads::ScopedLock<OpenThreads::Mutex> lock(_objectCacheMutex);
|
||
|
||
for(ObjectCache::iterator itr = _objectCache.begin();
|
||
itr != _objectCache.end();
|
||
++itr)
|
||
{
|
||
osg::Object* object = itr->second.first.get();
|
||
object->releaseGLObjects(state);
|
||
}
|
||
|
||
if (_sharedStateManager.valid())
|
||
{
|
||
_sharedStateManager->releaseGLObjects( state );
|
||
}
|
||
}
|
||
|
||
SharedStateManager* Registry::getOrCreateSharedStateManager()
|
||
{
|
||
if (!_sharedStateManager) _sharedStateManager = new SharedStateManager;
|
||
|
||
return _sharedStateManager.get();
|
||
}
|
||
|
||
|
||
void Registry::registerProtocol(const std::string& protocol)
|
||
{
|
||
_registeredProtocols.insert( convertToLowerCase(protocol) );
|
||
}
|
||
|
||
bool Registry::isProtocolRegistered(const std::string& protocol)
|
||
{
|
||
return (_registeredProtocols.find( convertToLowerCase(protocol) ) != _registeredProtocols.end());
|
||
}
|
||
|