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SND_OpenALDevice.h

/**
 * $Id: SND_OpenALDevice.h,v 1.9 2004/12/05 00:50:55 kester Exp $
 *
 * ***** BEGIN GPL/BL DUAL LICENSE BLOCK *****
 *
 * 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. The Blender
 * Foundation also sells licenses for use in proprietary software under
 * the Blender License.  See http://www.blender.org/BL/ for information
 * about this.
 *
 * 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., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 *
 * The Original Code is Copyright (C) 2001-2002 by NaN Holding BV.
 * All rights reserved.
 *
 * The Original Code is: all of this file.
 *
 * Contributor(s): none yet.
 *
 * ***** END GPL/BL DUAL LICENSE BLOCK *****
 */
#ifndef SND_OPENALDEVICE
#define SND_OPENALDEVICE

#include "SND_AudioDevice.h"
#include "SoundDefines.h"

typedef struct SDL_CD;

class SND_OpenALDevice : public SND_AudioDevice
{
public:
      SND_OpenALDevice();
      virtual ~SND_OpenALDevice();

      SND_WaveSlot* LoadSample(const STR_String& samplename,
                                           void* memlocation,
                                           int size);

      void InitListener();
      void SetListenerGain(float gain) const;
      void SetDopplerVelocity(MT_Scalar dopplervelocity) const;
      void SetDopplerFactor(MT_Scalar dopplerfactor) const;
      void SetListenerRollOffFactor(MT_Scalar rollofffactor) const;

      void MakeCurrent() const;

      void NextFrame() const;
      void UseCD() const;

      void SetObjectBuffer(int id, unsigned int buffer); 

      int GetPlayState(int id);
      void PlayObject(int id);
      void StopObject(int id) const;
      void StopAllObjects();
      void PauseObject(int id) const;

      void SetObjectLoop(int id, unsigned int loopmode) const;
      void SetObjectLoopPoints(int id, unsigned int loopstart, unsigned int loopend) const;
      void SetObjectPitch(int id, MT_Scalar pitch) const;
      void SetObjectGain(int id, MT_Scalar gain) const;
      void SetObjectMinGain(int id, MT_Scalar mingain) const;
      void SetObjectMaxGain(int id, MT_Scalar maxgain) const;
      void SetObjectRollOffFactor(int id, MT_Scalar rolloff) const;
      void SetObjectReferenceDistance(int id, MT_Scalar distance) const;

      void SetObjectTransform(int id,
                                          const MT_Vector3& position,
                                          const MT_Vector3& velocity,
                                          const MT_Matrix3x3& orientation,    
                                          const MT_Vector3& lisposition,
                                          const MT_Scalar& rollofffactor) const;
      void ObjectIs2D(int id) const;

      void PlayCD(int track) const;
      void PauseCD(bool pause) const;
      void StopCD() const;
      void SetCDPlaymode(int playmode) const;
      void SetCDGain(MT_Scalar gain) const;
      
      void StartUsingDSP()    {};
      float* GetSpectrum()    { return NULL; }
      void StopUsingDSP()           {};

private:
      void*             m_context;
      void*             m_device;

      unsigned int      m_buffers[NUM_BUFFERS];
      unsigned int      m_sources[NUM_SOURCES];
      bool              m_buffersinitialized;
      bool              m_sourcesinitialized;
#ifndef __APPLE__
      class SND_SDLCDDevice*  m_cdrom;
#endif
};

#endif //SND_OPENALDEVICE


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