glWindow.h

/* Copyright (c) 2005-2015, Stefan Eilemann <eile@equalizergraphics.com>
 *                          Daniel Nachbaur <danielnachbaur@gmail.com>
 *                          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/systemWindow.h>         // base class

namespace eq
{
namespace detail { class GLWindow; }

class GLWindow : public SystemWindow
{
public:
    EQ_API GLWindow( NotifierInterface& parent,
                     const WindowSettings& settings );

    EQ_API virtual ~GLWindow();

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

    EQ_API void doneCurrent() const override;

    EQ_API bool isCurrent() const;

    EQ_API void bindFrameBuffer() const override;

    EQ_API void bindDrawFrameBuffer() const override;

    EQ_API void updateFrameBuffer() const override;

    EQ_API void flush() override;

    EQ_API void finish() override;

    EQ_API virtual bool configInitFBO();

    EQ_API virtual void configExitFBO();

    EQ_API const util::FrameBufferObject* getFrameBufferObject() const override;

    EQ_API util::FrameBufferObject* getFrameBufferObject() override;

    EQ_API virtual void initGLEW();

    EQ_API virtual void exitGLEW();

    EQ_API const GLEWContext* glewGetContext() const override;

    EQ_API void queryDrawableConfig( DrawableConfig& ) override;

private:
    GLWindow( const GLWindow& ) = delete;
    GLWindow& operator=( const GLWindow& ) = delete;
    bool _createFBO( util::FrameBufferObject*& fbo, const int samplesSize );
    void _destroyFBO( util::FrameBufferObject*& fbo );

    detail::GLWindow* const _impl;

    GLEWContext* glewGetContext();
};
}


#endif // EQ_GL_WINDOW_H