gzAudioListener.h

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//*****************************************************************************
// File         : gzAudioListener.h
// Module       : 
// Description  : Class definition of the gzAudioListener class
// Author       : Anders Modén      
// Product      : Gizmo3D 2.1.1
//      
// Copyright © 2003- Saab Training Systems AB, Sweden
//          
// NOTE:    Gizmo3D is a high performance 3D Scene Graph and effect visualisation 
//          C++ toolkit for Linux, Mac OS X, Windows (Win32) and IRIX® for  
//          usage in Game or VisSim development.
//
//
// Revision History...                          
//                                  
// Who  Date    Description                     
//                                  
// AMO  060801  Created file    
//
//******************************************************************************
#ifndef __GZ_AUDIO_LISTENER_H__
#define __GZ_AUDIO_LISTENER_H__

#include "gzNode.h"
#include "gzCamera.h"

//******************************************************************************
// Class    : gzAudioListener
//                                  
// Purpose  : -
//                                  
// Notes    : - 
//                                  
// Revision History...                          
//                                  
// Who  Date    Description                     
//                                  
// AMO  060801  Created 
//                                  
//******************************************************************************
class gzAudioListener : public gzNode
{
public:
    GZ_GRAPH_EXPORT gzAudioListener(const gzString &name=GZ_EMPTY_STRING);

    GZ_GRAPH_EXPORT virtual ~gzAudioListener(){};

    GZ_DECLARE_TYPE_INTERFACE_EXPORT(GZ_GRAPH_EXPORT);  // typed interface

    // ---------- Common graph functions --------------------------------

    GZ_GRAPH_EXPORT virtual gzVoid updateNode();

    // ---------- Clone interface ---------------------------------------
    GZ_GRAPH_EXPORT virtual gzReference* clone() const;

    // ---------- gzAudioListener commands ------------------------------

    GZ_GRAPH_EXPORT gzVoid  followCamera(gzCamera *camera,gzBool updateCameraScene=TRUE);

    GZ_GRAPH_EXPORT gzBool  setPosition(const gzVec3 &position , gzBool immediate=FALSE);
    GZ_GRAPH_EXPORT gzBool  setOrientation(gzReal heading,gzReal pitch,gzReal roll,gzBool immediate=FALSE);
    GZ_GRAPH_EXPORT gzBool  setDirection(const gzVec3 &targetvector, gzReal roll , const gzVec3 &up=gzVec3(0,1,0),gzBool immediate=FALSE);

    GZ_GRAPH_EXPORT gzBool  setGain(gzFloat gain=1.0f, gzBool immediate=FALSE);
    

    // ---------- Action Interface --------------------------------------

    GZ_GRAPH_EXPORT virtual gzVoid preTraverseAction( gzTraverseAction *actionclass , gzContext *context);

protected:

    gzRefPointer<gzCamera>  m_followCam;

    gzVec3                  m_position;
    gzVec3                  m_orientation;
    gzFloat                 m_gain;
};



#endif // __GZ_AUDIO_LISTENER_H__

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