KeosRenderApp.h

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/*
 * This source file is part of KEOS (Free 3D Engine)
 * For the latest info, see http://www.keosengine.org/
 * E-mails : thierry.vouriot@keosengine.org, yeri@keosengine.org
 *
 * 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 KEOS_RENDERAPP_H
#define KEOS_RENDERAPP_H

#include "KeosPrerequisites.h"
#include "KeosRoot.h"
#include "KeosTimer.h"

namespace Keos
{
  //-----------------------------------------------------------------------
  class KEOS_EXPORT IRenderApp
  {
    friend IRenderTarget;

  public:

    IRenderApp()
    {
      m_pRenderTarget = NULL;
      m_bInit = false;
    }

    bool IsInit()
    {
      return m_bInit;
    }

    void SetInit(bool bInit)
    {
      m_bInit = bInit;
    }

    virtual void Init(void) = 0;

    virtual void Render(void) = 0;

    /* *Update.
     *  (Called just before Render function)
     */
    virtual void Update(void) = 0;

    virtual void Release(void) = 0;

    static IRenderSystem* GetRenderSystem()
    {
      return CRoot::Instance().GetRenderSystem();
    }

    IRenderTarget* GetRenderTarget(void)
    {
      return m_pRenderTarget;
    }

    static unsigned long GetTime()
    {
      return CRoot::Instance().GetTimer()->GetMilliseconds();
    }

  protected:
    IRenderTarget* m_pRenderTarget;

    bool m_bInit;
  };

} // namespace Keos

#endif // KEOS_RENDERAPP_H

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