scummvm/engines/twine/parser/holomap.cpp
2021-12-26 18:48:43 +01:00

55 lines
1.8 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/>.
*
*/
#include "twine/parser/holomap.h"
#include "common/debug.h"
#include "common/stream.h"
namespace TwinE {
void TrajectoryData::reset() {
_trajectories.clear();
}
bool TrajectoryData::loadFromStream(Common::SeekableReadStream &stream, bool lba1) {
reset();
_trajectories.reserve(100); // this is the lba1 amount of trajectories
while (stream.pos() < stream.size()) {
Trajectory data;
data.locationIdx = stream.readSint16LE();
data.trajLocationIdx = stream.readSint16LE();
data.vehicleIdx = stream.readSint16LE();
data.pos.x = stream.readSint16LE();
data.pos.y = stream.readSint16LE();
data.pos.z = stream.readSint16LE();
data.numAnimFrames = stream.readSint16LE();
assert(data.numAnimFrames < ARRAYSIZE(data.positions));
for (int32 i = 0; i < data.numAnimFrames; ++i) {
data.positions[i].x = stream.readSint16LE();
data.positions[i].y = stream.readSint16LE();
}
_trajectories.push_back(data);
}
return !stream.err();
}
} // End of namespace TwinE