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00001 
00007 /* Copyright, 2001 Nevrax Ltd.
00008  *
00009  * This file is part of NEVRAX NEL.
00010  * NEVRAX NEL is free software; you can redistribute it and/or modify
00011  * it under the terms of the GNU General Public License as published by
00012  * the Free Software Foundation; either version 2, or (at your option)
00013  * any later version.
00014 
00015  * NEVRAX NEL is distributed in the hope that it will be useful, but
00016  * WITHOUT ANY WARRANTY; without even the implied warranty of
00017  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
00018  * General Public License for more details.
00019 
00020  * You should have received a copy of the GNU General Public License
00021  * along with NEVRAX NEL; see the file COPYING. If not, write to the
00022  * Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
00023  * MA 02111-1307, USA.
00024  */
00025 
00026 #ifndef NL_U_LISTENER_H
00027 #define NL_U_LISTENER_H
00028 
00029 #include "nel/misc/types_nl.h"
00030 
00031 namespace NLMISC {
00032 
00033 class CVector;
00034 
00035 }
00036 
00037 namespace NLSOUND {
00038 
00039 
00055 class UListener
00056 {
00057 public:
00058 
00060 
00061 
00062         virtual void                    setPos( const NLMISC::CVector& pos ) = 0;
00066         virtual void                    getPos( NLMISC::CVector& pos ) const = 0;
00068         virtual void                    setVelocity( const NLMISC::CVector& vel ) = 0;
00070         virtual void                    getVelocity( NLMISC::CVector& vel ) const = 0;
00072         virtual void                    setOrientation( const NLMISC::CVector& front, const NLMISC::CVector& up ) = 0;
00074         virtual void                    getOrientation( NLMISC::CVector& front, NLMISC::CVector& up ) const = 0;
00081         virtual void                    setGain( float gain ) = 0;
00083         virtual float                   getGain() const = 0;
00085 
00087         virtual                                 ~UListener() {}
00088         
00089 protected:
00090 
00092         UListener() {}
00093 
00094 };
00095 
00096 
00097 } // NLSOUND
00098 
00099 
00100 #endif // NL_U_LISTENER_H
00101 
00102 /* End of u_listener.h */