scummvm/engines/mads/sound.cpp
2015-03-14 19:09:44 -04:00

167 lines
3.6 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 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.
*
*/
#include "audio/audiostream.h"
#include "audio/decoders/raw.h"
#include "common/memstream.h"
#include "mads/sound.h"
#include "mads/mads.h"
#include "mads/nebular/sound_nebular.h"
namespace MADS {
SoundManager::SoundManager(MADSEngine *vm, Audio::Mixer *mixer) {
_vm = vm;
_mixer = mixer;
_driver = nullptr;
_pollSoundEnabled = false;
_soundPollFlag = false;
_newSoundsPaused = false;
_opl = OPL::Config::create();
_opl->init(11025);
// Validate sound files
switch (_vm->getGameID()) {
case GType_RexNebular:
Nebular::ASound::validate();
break;
default:
break;
}
}
SoundManager::~SoundManager() {
if (_driver) {
_driver->stop();
delete _driver;
}
delete _opl;
}
void SoundManager::init(int sectionNumber) {
assert(sectionNumber > 0 && sectionNumber < 10);
if (_driver != nullptr)
delete _driver;
switch (_vm->getGameID()) {
case GType_RexNebular:
switch (sectionNumber) {
case 1:
_driver = new Nebular::ASound1(_mixer, _opl);
break;
case 2:
_driver = new Nebular::ASound2(_mixer, _opl);
break;
case 3:
_driver = new Nebular::ASound3(_mixer, _opl);
break;
case 4:
_driver = new Nebular::ASound4(_mixer, _opl);
break;
case 5:
_driver = new Nebular::ASound5(_mixer, _opl);
break;
case 6:
_driver = new Nebular::ASound6(_mixer, _opl);
break;
case 7:
_driver = new Nebular::ASound7(_mixer, _opl);
break;
case 8:
_driver = new Nebular::ASound8(_mixer, _opl);
break;
case 9:
_driver = new Nebular::ASound9(_mixer, _opl);
break;
default:
_driver = nullptr;
break;
}
break;
default:
warning("SoundManager: Unknown game");
_driver = nullptr;
break;
}
}
void SoundManager::closeDriver() {
if (_driver) {
command(0);
setEnabled(false);
stop();
removeDriver();
}
}
void SoundManager::removeDriver() {
delete _driver;
_driver = nullptr;
}
void SoundManager::setEnabled(bool flag) {
_pollSoundEnabled = flag;
_soundPollFlag = false;
}
void SoundManager::pauseNewCommands() {
_newSoundsPaused = true;
}
void SoundManager::startQueuedCommands() {
_newSoundsPaused = false;
while (!_queuedCommands.empty()) {
int commandId = _queuedCommands.pop();
command(commandId);
}
}
void SoundManager::command(int commandId, int param) {
if (_newSoundsPaused) {
if (_queuedCommands.size() < 8)
_queuedCommands.push(commandId);
} else if (_driver) {
// Note: I don't know any way to identify music commands versus sfx
// commands, so if sfx is mute, then so is music
if (_vm->_soundFlag)
_driver->command(commandId, param);
}
}
void SoundManager::stop() {
if (_driver)
_driver->stop();
}
void SoundManager::noise() {
if (_driver)
_driver->noise();
}
} // End of namespace MADS