diff options
author | Robert Göffringmann | 2003-05-03 02:59:45 +0000 |
---|---|---|
committer | Robert Göffringmann | 2003-05-03 02:59:45 +0000 |
commit | 180582765563cd2c2f0dd81a3e189c865ac0741d (patch) | |
tree | 2f0db1b24d5e651344ed36a738e0e368edfd358d /sky/gmchannel.h | |
parent | 54a166582f457ff352477637b0b62fe632c301c6 (diff) | |
download | scummvm-rg350-180582765563cd2c2f0dd81a3e189c865ac0741d.tar.gz scummvm-rg350-180582765563cd2c2f0dd81a3e189c865ac0741d.tar.bz2 scummvm-rg350-180582765563cd2c2f0dd81a3e189c865ac0741d.zip |
changed structure of musicdriver, added General Midi music support.
mapping table mt32->gm needs a lot of changes.
svn-id: r7273
Diffstat (limited to 'sky/gmchannel.h')
-rw-r--r-- | sky/gmchannel.h | 75 |
1 files changed, 75 insertions, 0 deletions
diff --git a/sky/gmchannel.h b/sky/gmchannel.h new file mode 100644 index 0000000000..1f5edede12 --- /dev/null +++ b/sky/gmchannel.h @@ -0,0 +1,75 @@ +/* ScummVM - Scumm Interpreter + * Copyright (C) 2003 The ScummVM project + * + * 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + * + * $Header$ + * + */ + +#ifndef SKYGMCHANNEL_H +#define SKYGMCHANNEL_H + +#include "stdafx.h" +#include "sound/mididrv.h" +#include "common/engine.h" +#include "sky/musicbase.h" + +typedef struct { + uint16 eventDataPtr; + int32 nextEventTime; + uint16 startOfData; + uint8 midiChannelNumber; + uint8 note; + uint8 channelActive; +} MidiChannelType; + +class SkyGmChannel : public SkyChannelBase { +public: + SkyGmChannel(uint8 *pMusicData, uint16 startOfData, MidiDriver *pMidiDrv); + virtual void stopNote(void); + virtual uint8 process(uint16 aktTime); + virtual void updateVolume(uint16 pVolume); +private: + static const byte _mt32_to_gm[128]; + MidiDriver *_midiDrv; + uint8 *_musicData; + uint16 _musicVolume; + MidiChannelType _channelData; + //- normal subs + void setRegister(uint8 regNum, uint8 value); + int32 getNextEventTime(void); + uint16 getNextNote(uint8 param); + void adlibSetupInstrument(void); + void setupInstrument(uint8 opcode); + void setupChannelVolume(uint8 volume); + //- Streamfunctions from Command90hTable + void com90_caseNoteOff(void); // 0 + void com90_stopChannel(void); // 1 + void com90_setupInstrument(void); // 2 + uint8 com90_updateTempo(void); // 3 + //void com90_dummy(void); // 4 + void com90_getPitch(void); // 5 + void com90_getChannelVolume(void); // 6 + //void com90_skipTremoVibro(void); // 7 + void com90_rewindMusic(void); // 8 + void com90_keyOff(void); // 9 + //void com90_error(void); // 10 + void com90_getChannelPanValue(void); // 11 + void com90_setStartOfData(void); // 12 + void com90_getChannelControl(void); // 13 +}; + +#endif //SKYGMCHANNEL_H |