wgl/pipe.h

/* Copyright (c) 2009-2011, Stefan Eilemann <eile@equalizergraphics.com>
 *                    2009, Maxim Makhinya
 *                    2010, Daniel Nachbaur <danielnachbaur@gmail.com>
 *
 * 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_WGL_PIPE_H
#define EQ_WGL_PIPE_H

#include <eq/api.h>
#include <eq/gl.h>         // GLEW
#include <eq/systemPipe.h> // base class

namespace eq
{
namespace wgl
{
    class Pipe : public SystemPipe
    {
    public:
        EQ_API Pipe( eq::Pipe* parent );

        EQ_API virtual ~Pipe( );

        EQ_API virtual bool configInit();

        EQ_API virtual void configExit();

        EQ_API bool createWGLAffinityDC( HDC& affinityDC );

        EQ_API HDC createWGLDisplayDC();

        WGLEWContext* wglewGetContext() { return _wglewContext; }

    protected:
        virtual bool configInitGL() { return true; }

    private:
        WGLEWContext* const _wglewContext;

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

        bool _configInitWGLEW();
        bool _getGPUHandle( HGPUNV& handle );
    };
}
}
#endif // EQ_WGL_PIPE_H