mirror of
https://github.com/libretro/scummvm.git
synced 2025-01-29 23:01:58 +00:00
77 lines
2.2 KiB
C++
77 lines
2.2 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 "sci/engine/kernel.h"
|
|
#include "sci/util.h"
|
|
#include "sync.h"
|
|
|
|
namespace Sci {
|
|
|
|
Sync::Sync(ResourceManager *resMan, SegManager *segMan) :
|
|
_resMan(resMan),
|
|
_segMan(segMan),
|
|
_resource(nullptr),
|
|
_offset(0) {}
|
|
|
|
Sync::~Sync() {
|
|
stop();
|
|
}
|
|
|
|
void Sync::start(const ResourceId id, const reg_t syncObjAddr) {
|
|
_resource = _resMan->findResource(id, true);
|
|
_offset = 0;
|
|
|
|
if (_resource) {
|
|
writeSelectorValue(_segMan, syncObjAddr, SELECTOR(syncCue), 0);
|
|
} else {
|
|
warning("Sync::start: failed to find resource %s", id.toString().c_str());
|
|
// Notify the scripts to stop sound sync
|
|
writeSelectorValue(_segMan, syncObjAddr, SELECTOR(syncCue), SIGNAL_OFFSET);
|
|
}
|
|
}
|
|
|
|
void Sync::next(const reg_t syncObjAddr) {
|
|
if (_resource && (_offset < _resource->size() - 1)) {
|
|
int16 syncCue = -1;
|
|
int16 syncTime = _resource->getInt16SEAt(_offset);
|
|
|
|
_offset += 2;
|
|
|
|
if ((syncTime != -1) && (_offset < _resource->size() - 1)) {
|
|
syncCue = _resource->getInt16SEAt(_offset);
|
|
_offset += 2;
|
|
}
|
|
|
|
writeSelectorValue(_segMan, syncObjAddr, SELECTOR(syncTime), syncTime);
|
|
writeSelectorValue(_segMan, syncObjAddr, SELECTOR(syncCue), syncCue);
|
|
}
|
|
}
|
|
|
|
void Sync::stop() {
|
|
if (_resource) {
|
|
_resMan->unlockResource(_resource);
|
|
_resource = nullptr;
|
|
}
|
|
}
|
|
|
|
} // End of namespace Sci
|