glWindow.h

/* Copyright (c) 2005-2012, Stefan Eilemann <eile@equalizergraphics.com>
 *                    2009, Makhinya Maxim
 *
 * This library is free software; you can redistribute it and/or modify it under
 * the terms of the GNU Lesser General Public License version 2.1 as published
 * by the Free Software Foundation.
 *  
 * This library 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 library; if not, write to the Free Software Foundation, Inc.,
 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 */

#ifndef EQ_GL_WINDOW_H
#define EQ_GL_WINDOW_H

#include <eq/client/systemWindow.h>         // base class

namespace eq
{
    class GLWindow : public SystemWindow
    {
    public:
        EQ_API GLWindow( Window* parent );

        EQ_API virtual ~GLWindow();

        EQ_API virtual void makeCurrent( const bool cache = true ) const;

        EQ_API bool isCurrent() const;

        EQ_API virtual void bindFrameBuffer() const;

        EQ_API virtual bool configInitFBO();

        EQ_API virtual void configExitFBO();

        virtual const util::FrameBufferObject* getFrameBufferObject()
            const { return _fbo; }
     
        EQ_API virtual void initGLEW();
        
        virtual void exitGLEW() { _glewInitialized = false; }
        
        EQ_API virtual const GLEWContext* glewGetContext() const;

        EQ_API virtual void queryDrawableConfig( DrawableConfig& );

    private:
        bool _glewInitialized ;
        
        GLEWContext* const _glewContext;

        util::FrameBufferObject* _fbo;

        GLEWContext* glewGetContext();

        struct Private;
        Private* _private; // placeholder for binary-compatible changes
    };
}


#endif // EQ_GL_WINDOW_H