scummvm/engines/kyra/sound/sound_pc98_eob.cpp
2021-12-26 18:48:43 +01:00

128 lines
3.3 KiB
C++

/* 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 3 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, see <http://www.gnu.org/licenses/>.
*
*/
#ifdef ENABLE_EOB
#include "kyra/sound/sound_intern.h"
#include "kyra/resource/resource.h"
#include "kyra/sound/drivers/mlalf98.h"
#include "common/config-manager.h"
namespace Kyra {
SoundPC98_EoB::SoundPC98_EoB(KyraEngine_v1 *vm, Audio::Mixer *mixer) : Sound(vm, mixer),
_vm(vm), _driver(0), _currentResourceSet(-1), _sfxDelay(0), _ready(false) {
memset(_resInfo, 0, sizeof(_resInfo));
}
SoundPC98_EoB::~SoundPC98_EoB() {
delete _driver;
for (int i = 0; i < 3; i++)
initAudioResourceInfo(i, 0);
}
Sound::kType SoundPC98_EoB::getMusicType() const {
return kPC98;
}
bool SoundPC98_EoB::init() {
_driver = new MLALF98(_mixer, MLALF98::kType9801_86);
_ready = true;
return true;
}
void SoundPC98_EoB::initAudioResourceInfo(int set, void *info) {
delete _resInfo[set];
_resInfo[set] = info ? new SoundResourceInfo_PC(*(SoundResourceInfo_PC*)info) : 0;
}
void SoundPC98_EoB::selectAudioResourceSet(int set) {
if (set == _currentResourceSet || !_ready)
return;
if (!_resInfo[set])
return;
_currentResourceSet = set;
}
void SoundPC98_EoB::loadSoundFile(uint file) {
if (!_ready)
return;
if (file >= _resInfo[_currentResourceSet]->fileListSize)
return;
Common::SeekableReadStream *s = _vm->resource()->createReadStream(_resInfo[_currentResourceSet]->fileList[file]);
_driver->loadMusicData(s);
delete s;
}
void SoundPC98_EoB::loadSfxFile(Common::String file) {
if (!_ready)
return;
Common::SeekableReadStream *s = _vm->resource()->createReadStream(file);
_driver->loadSoundEffectData(s);
delete s;
}
void SoundPC98_EoB::playTrack(uint8 track) {
if (!_musicEnabled || !_ready)
return;
_driver->allChannelsOff();
loadSoundFile(track);
_driver->startMusic(0);
}
void SoundPC98_EoB::haltTrack() {
if (!_musicEnabled || !_ready)
return;
playTrack(0);
}
void SoundPC98_EoB::playSoundEffect(uint16 track, uint8) {
if (_currentResourceSet != kMusicIngame || !_sfxEnabled || !_ready || track >= 120 || (track != 28 && _sfxDelay > _vm->_system->getMillis()))
return;
_driver->startSoundEffect(track);
if (track == 28)
_sfxDelay = _vm->_system->getMillis() + 1440;
}
void SoundPC98_EoB::updateVolumeSettings() {
if (!_driver || !_ready)
return;
bool mute = false;
if (ConfMan.hasKey("mute"))
mute = ConfMan.getBool("mute");
_driver->setMusicVolume((mute ? 0 : ConfMan.getInt("music_volume")));
_driver->setSoundEffectVolume((mute ? 0 : ConfMan.getInt("sfx_volume")));
}
} // End of namespace Kyra
#endif