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mpu401.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.
 *
 * $URL$
 * $Id$
 *
 */

#ifndef SOUND_MPU401_H
#define SOUND_MPU401_H

#include "audio/mididrv.h"

////////////////////////////////////////
//
// Common MPU401 implementation methods
//
////////////////////////////////////////

00037 class MidiChannel_MPU401 : public MidiChannel {

private:
      MidiDriver *_owner;
      bool _allocated;
      byte _channel;

public:
      MidiDriver *device();
      byte getNumber() { return _channel; }
      virtual void release() { _allocated = false; }

      virtual void send(uint32 b);

      // Regular messages
      virtual void noteOff(byte note);
      virtual void noteOn(byte note, byte velocity);
      virtual void programChange(byte program);
      virtual void pitchBend(int16 bend);

      // Control Change messages
      virtual void controlChange(byte control, byte value);
      virtual void pitchBendFactor(byte value);

      // SysEx messages
      virtual void sysEx_customInstrument(uint32 type, const byte *instr);

      // Only to be called by the owner
      void init(MidiDriver *owner, byte channel);
      bool allocate();
};



00071 class MidiDriver_MPU401 : public MidiDriver {
private:
      MidiChannel_MPU401 _midi_channels[16];
      Common::TimerManager::TimerProc _timer_proc;
      uint16 _channel_mask;

public:
      MidiDriver_MPU401();
      virtual ~MidiDriver_MPU401();

      virtual void close();
      virtual void setTimerCallback(void *timer_param, Common::TimerManager::TimerProc timer_proc);
00083       virtual uint32 getBaseTempo(void) { return 10000; }
      virtual uint32 property(int prop, uint32 param);

      virtual MidiChannel *allocateChannel();
      virtual MidiChannel *getPercussionChannel() { return &_midi_channels[9]; }
};


#endif

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