context.H

/*
 * This file is part of the "Archon" framework.
 * (http://files3d.sourceforge.net)
 *
 * Copyright © 2002 by Kristian Spangsege and Brian Kristiansen.
 *
 * Permission to use, copy, modify, and distribute this software and
 * its documentation under the terms of the GNU General Public License is
 * hereby granted. No representations are made about the suitability of
 * this software for any purpose. It is provided "as is" without express
 * or implied warranty. See the GNU General Public License
 * (http://www.gnu.org/copyleft/gpl.html) for more details.
 *
 * The characters in this file are ISO8859-1 encoded.
 *
 * The documentation in this file is in "Doxygen" style
 * (http://www.doxygen.org).
 */

#ifndef ARCHON_RENDER_CONTEXT_H
#define ARCHON_RENDER_CONTEXT_H

#include <archon/display/context.H>

#include <archon/render/view.H>

namespace Archon
{
  namespace Render
  {
    struct Conductor;


    struct Channel
    {
    private:
      friend struct Pipe;

      Channel(Ref<View> view, Ref<Display::Window> window,
              Ref<Viewport> viewport, Ref<Screen> screen, Ref<Eye> eye,
              Ref<Clip> clip):
        view(view), window(window), viewport(viewport),
        screen(screen), eye(eye), clip(clip) {}

      void render(const Ref<Pipe> &);

      Ref<View> view;
      Ref<Display::Window> window;
      Ref<Viewport> viewport;
      Ref<Screen> screen;
      Ref<Eye> eye;
      Ref<Clip> clip;
    };


    struct Pipe: RefObjectBase
    {
      void addChannel(Ref<Conductor>, Ref<View>,
                      Ref<Display::Window>,
                      Ref<Viewport>, Ref<Screen>,
                      Ref<Eye>, Ref<Clip>);

    private:
      friend struct Conductor;

      Pipe(Ref<Display::Visual> visual, bool direct, Ref<Pipe> master):
        context(master ? visual->newContext(direct, master->context) : visual->newContext(direct)), initialized(false) {}

      void render();

      Ref<Display::Context> context;

      Mutex channelMutex;
      vector<Channel> channels;

      friend struct Channel;

      bool initialized;
    };
  }
}

#endif // ARCHON_RENDER_CONTEXT_H

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