OgreCompositor.h

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/*
-----------------------------------------------------------------------------
This source file is part of OGRE
    (Object-oriented Graphics Rendering Engine)
For the latest info, see http://www.ogre3d.org/

Copyright (c) 2000-2005 The OGRE Team
Also see acknowledgements in Readme.html

This program is free software; you can redistribute it and/or modify it under
the terms of the GNU Lesser General Public License as published by the Free Software
Foundation; either version 2 of the License, or (at your option) any later
version.

This program is distributed in the hope that it will be useful, but WITHOUT
ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.

You should have received a copy of the GNU Lesser General Public License along with
this program; if not, write to the Free Software Foundation, Inc., 59 Temple
Place - Suite 330, Boston, MA 02111-1307, USA, or go to
http://www.gnu.org/copyleft/lesser.txt.
-----------------------------------------------------------------------------
*/
#ifndef __Compositor_H__
#define __Compositor_H__

#include "OgrePrerequisites.h"
#include "OgreIteratorWrappers.h"
#include "OgreResource.h"

namespace Ogre {
    class _OgreExport Compositor: public Resource
    {
    public:
        Compositor(ResourceManager* creator, const String& name, ResourceHandle handle,
            const String& group, bool isManual = false, ManualResourceLoader* loader = 0);
        ~Compositor();
        
        typedef std::vector<CompositionTechnique *> Techniques;
        typedef VectorIterator<Techniques> TechniqueIterator;
        
        CompositionTechnique *createTechnique();
        
        void removeTechnique(size_t idx);
        
        CompositionTechnique *getTechnique(size_t idx);
        
        size_t getNumTechniques();
        
        void removeAllTechniques();
        
        TechniqueIterator getTechniqueIterator(void);
        
        CompositionTechnique *getSupportedTechnique(size_t idx);
        
        size_t getNumSupportedTechniques();
        
        TechniqueIterator getSupportedTechniqueIterator(void);
    protected:
        void loadImpl(void);

        void unloadImpl(void);
        size_t calculateSize(void) const;
        
        void compile();
    private:
        Techniques mTechniques;
        Techniques mSupportedTechniques;
        
        bool mCompilationRequired;
    };

    class _OgreExport CompositorPtr : public SharedPtr<Compositor> 
    {
    public:
        CompositorPtr() : SharedPtr<Compositor>() {}
        explicit CompositorPtr(Compositor* rep) : SharedPtr<Compositor>(rep) {}
        CompositorPtr(const CompositorPtr& r) : SharedPtr<Compositor>(r) {} 
        CompositorPtr(const ResourcePtr& r) : SharedPtr<Compositor>()
        {
            // lock & copy other mutex pointer
            OGRE_LOCK_MUTEX(*r.OGRE_AUTO_MUTEX_NAME)
            OGRE_COPY_AUTO_SHARED_MUTEX(r.OGRE_AUTO_MUTEX_NAME)
            pRep = static_cast<Compositor*>(r.getPointer());
            pUseCount = r.useCountPointer();
            if (pUseCount)
            {
                ++(*pUseCount);
            }
        }

        CompositorPtr& operator=(const ResourcePtr& r)
        {
            if (pRep == static_cast<Compositor*>(r.getPointer()))
                return *this;
            release();
            // lock & copy other mutex pointer
            OGRE_LOCK_MUTEX(*r.OGRE_AUTO_MUTEX_NAME)
            OGRE_COPY_AUTO_SHARED_MUTEX(r.OGRE_AUTO_MUTEX_NAME)
            pRep = static_cast<Compositor*>(r.getPointer());
            pUseCount = r.useCountPointer();
            if (pUseCount)
            {
                ++(*pUseCount);
            }
            return *this;
        }
    };
}

#endif

---

Copyright © 2000-2005 by The OGRE Team

This work is licensed under a Creative Commons Attribution-ShareAlike 2.5 License.
Last modified Sun Mar 12 14:37:38 2006