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/* 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 "titanic/star_control/marked_auto_mover.h"
#include "titanic/star_control/error_code.h"
#include "common/array.h"
#include "common/textconsole.h"
namespace Titanic {
void CMarkedAutoMover::proc2(const FVector &oldPos, const FVector &newPos,
const FMatrix &oldOrientation, const FMatrix &newOrientation) {
CCameraAutoMover::proc2(oldPos, newPos, oldOrientation, newOrientation);
double distance = _distance;
_active = true;
_field34 = true;
proc6(120, 4, distance);
_orientationChanger.load(oldOrientation, newOrientation);
_transitionPercent = 0.0;
if (_field4C == 0) {
_transitionPercentInc = 0.1;
_active = true;
} else {
_transitionPercentInc = 1.0 / _field4C;
_active = true;
}
}
int CMarkedAutoMover::proc5(CErrorCode &errorCode, FVector &pos, FMatrix &orientation) {
if (!_active)
return 0;
_transitionPercent += _transitionPercentInc;
orientation = _orientationChanger.getOrientation(_transitionPercent);
errorCode.set();
if (_field40 >= 0) {
double speedVal = _speeds[_field40];
pos += _posDelta * speedVal;
getVectorOnPath(pos);
--_field40;
errorCode.set();
return 1;
} else if (_field44 > 0) {
pos += _posDelta * _field38;
getVectorOnPath(pos);
--_field44;
errorCode.set();
return 1;
} else if (_field48 >= 0) {
double speedVal = _speeds[31 - _field48];
pos += _posDelta * speedVal;
getVectorOnPath(pos);
--_field48;
errorCode.set();
return 1;
} else {
_active = false;
return 2;
}
}
void CMarkedAutoMover::getVectorOnPath(FVector &pos) const {
double distance = _posDelta.getDistance(pos);
distance /= _distance;
if (distance <= 0.0) {
pos = _srcPos;
} else if (distance >= 1.0) {
pos = _destPos;
} else {
pos = FVector(
(_destPos._x - _srcPos._x) * distance + _srcPos._x,
(_destPos._y - _srcPos._y) * distance + _srcPos._y,
(_destPos._z - _srcPos._z) * distance + _srcPos._z
);
}
}
} // End of namespace Titanic
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