Logo Search packages:      
Sourcecode: scummvm version File versions  Download package

sound_coco3.h

/* ScummVM - Graphic Adventure Engine
 *
 * ScummVM is the legal property of its developers, whose names
 * are too numerous to list here. Please refer to the COPYRIGHT
 * file distributed with this source distribution.
 *
 * 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.
 *
 * $URL: https://scummvm.svn.sourceforge.net/svnroot/scummvm/scummvm/tags/release-1-2-0/engines/agi/sound_coco3.h $
 * $Id: sound_coco3.h 49870 2010-06-15 17:14:38Z wjpalenstijn $
 *
 */

#ifndef AGI_SOUND_COCO3_H
#define AGI_SOUND_COCO3_H

#include "sound/audiostream.h"

namespace Agi {

struct CoCoNote {
      uint8  freq;
      uint8  volume;
      uint16 duration;    ///< Note duration

      /** Reads a CoCoNote through the given pointer. */
      void read(const uint8 *ptr) {
            freq = *ptr;
            volume = *(ptr + 1);
            duration = READ_LE_UINT16(ptr + 2);
      }
};

class SoundGenCoCo3 : public SoundGen, public Audio::AudioStream {
public:
      SoundGenCoCo3(AgiEngine *vm, Audio::Mixer *pMixer);
      ~SoundGenCoCo3();

      void play(int resnum);
      void stop(void);

      // AudioStream API
      int readBuffer(int16 *buffer, const int numSamples);

      bool isStereo() const {
            return false;
      }

      bool endOfData() const {
            return false;
      }

      int getRate() const {
            // FIXME: Ideally, we should use _sampleRate.
            return 22050;
      }
};

} // End of namespace Agi

#endif /* AGI_SOUND_COCO3_H */

Generated by  Doxygen 1.6.0   Back to index