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Diffstat (limited to 'sound/softsynth/fmtowns_pc98/towns_pc98_driver.h')
-rw-r--r-- | sound/softsynth/fmtowns_pc98/towns_pc98_driver.h | 110 |
1 files changed, 110 insertions, 0 deletions
diff --git a/sound/softsynth/fmtowns_pc98/towns_pc98_driver.h b/sound/softsynth/fmtowns_pc98/towns_pc98_driver.h new file mode 100644 index 0000000000..f7d09df09d --- /dev/null +++ b/sound/softsynth/fmtowns_pc98/towns_pc98_driver.h @@ -0,0 +1,110 @@ +/* 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 TOWNS_PC98_AUDIODRIVER_H +#define TOWNS_PC98_AUDIODRIVER_H + +#include "sound/softsynth/fmtowns_pc98/towns_pc98_fmsynth.h" + +class TownsPC98_AudioDriver : public TownsPC98_FmSynth { +friend class TownsPC98_MusicChannel; +friend class TownsPC98_MusicChannelSSG; +friend class TownsPC98_SfxChannel; +friend class TownsPC98_MusicChannelPCM; +public: + TownsPC98_AudioDriver(Audio::Mixer *mixer, EmuType type); + ~TownsPC98_AudioDriver(); + + void loadMusicData(uint8 *data, bool loadPaused = false); + void loadSoundEffectData(uint8 *data, uint8 trackNum); + bool init(); + void reset(); + + void fadeStep(); + + void pause() { _musicPlaying = false; } + void cont() { _musicPlaying = true; } + + void timerCallbackB(); + void timerCallbackA(); + + bool looping() { return _looping == _updateChannelsFlag ? true : false; } + bool musicPlaying() { return _musicPlaying; } + + void setMusicVolume(int volume) { _musicVolume = volume; setVolumeIntern(_musicVolume, _sfxVolume); } + void setSoundEffectVolume(int volume) { _sfxVolume = volume; setVolumeIntern(_musicVolume, _sfxVolume); } + +protected: + void startSoundEffect(); + + void setMusicTempo(uint8 tempo); + void setSfxTempo(uint16 tempo); + + TownsPC98_MusicChannel **_channels; + TownsPC98_MusicChannelSSG **_ssgChannels; + TownsPC98_SfxChannel **_sfxChannels; + TownsPC98_MusicChannelPCM *_rhythmChannel; + + const uint8 *_opnCarrier; + const uint8 *_opnFreqTable; + const uint8 *_opnFreqTableSSG; + const uint8 *_opnFxCmdLen; + const uint8 *_opnLvlPresets; + + uint8 *_musicBuffer; + uint8 *_sfxBuffer; + uint8 *_trackPtr; + uint8 *_patches; + uint8 *_ssgPatches; + + uint8 _updateChannelsFlag; + uint8 _updateSSGFlag; + uint8 _updateRhythmFlag; + uint8 _updateSfxFlag; + uint8 _finishedChannelsFlag; + uint8 _finishedSSGFlag; + uint8 _finishedRhythmFlag; + uint8 _finishedSfxFlag; + + bool _musicPlaying; + bool _sfxPlaying; + uint8 _fading; + uint8 _looping; + uint32 _musicTickCounter; + + int _sfxOffs; + uint8 *_sfxData; + uint16 _sfxOffsets[2]; + + uint16 _musicVolume; + uint16 _sfxVolume; + + static const uint8 _drvTables[]; + + bool _ready; +}; + +#endif + |