source: code/archive/tutorial5/src/modules/objects/controllers/TurretController.h

/*
 *   ORXONOX - the hottest 3D action shooter ever to exist
 *                    > www.orxonox.net <
 *
 *
 *   License notice:
 *
 *   This program is free software; you can redistribute it and/or
 *   modify it under the terms of the GNU 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 General Public License for more details.
 *
 *   You should have received a copy of the GNU General Public License
 *   along with this program; if not, write to the Free Software
 *   Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
 *
 *   Author:
 *      Martin Mueller
 *   Co-authors:
 *      ...
 *
 */

/**
    @brief Definition for the controller for turrets.
*/

#ifndef _TurretController_H__
#define _TurretController_H__

#include "objects/ObjectsPrereqs.h"
#include "controllers/ArtificialController.h"

 namespace orxonox
 {
    /**
        @brief
        Controller for turrets. Chooses a target, and makes the turret aim/shoot at it.

        The controllableEntity gets casted to Turret, so this controller won't work for anything else.
    */
    class _ObjectsExport TurretController : public ArtificialController, public Tickable
    {
        public:
            TurretController(Context* context);
            virtual ~TurretController();

            virtual void tick(float dt);

        private:

            void searchTarget();
            bool isLookingAtTargetNew(float angle) const;
            float targetScore(Pawn* pawn, float distance) const;

            bool once_; //!< Flag for executing code in the tick function only once.
    };
 }

 #endif