93 lines
2.2 KiB
C++
93 lines
2.2 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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//osgFX - Copyright (C) 2003 Marco Jez
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#ifndef OSGFX_REGISTRY_
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#define OSGFX_REGISTRY_
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#include <osgFX/Export>
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#include <osgFX/Effect>
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#include <osg/ref_ptr>
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#include <map>
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#include <string>
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namespace osgFX
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{
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class OSGFX_EXPORT Registry : public osg::Referenced
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{
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public:
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struct Proxy {
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Proxy(const Effect* effect): _effect(effect)
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{
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Registry::instance()->registerEffect(effect);
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}
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~Proxy()
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{
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Registry::instance()->removeEffect(_effect.get());
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}
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private:
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osg::ref_ptr<const Effect> _effect;
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};
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typedef std::map<std::string, osg::ref_ptr<const Effect> > EffectMap;
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static Registry* instance();
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inline void registerEffect(const Effect* effect);
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inline void removeEffect(const Effect* effect);
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inline const EffectMap& getEffectMap() const;
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protected:
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// Registry is a singleton; constructor and destructor must be protected
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Registry();
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~Registry() {}
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private:
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EffectMap _effects;
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};
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// INLINE METHODS
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inline const Registry::EffectMap& Registry::getEffectMap() const
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{
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return _effects;
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}
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inline void Registry::registerEffect(const Effect* effect)
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{
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_effects[effect->effectName()] = effect;
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}
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inline void Registry::removeEffect(const Effect* effect)
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{
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EffectMap::iterator itr = _effects.find(effect->effectName());
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if (itr != _effects.end())
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{
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_effects.erase(itr);
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}
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}
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}
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#endif
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