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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/dmatrix.h"
#include "titanic/star_control/fmatrix.h"
#include "titanic/star_control/star_control_sub26.h"
namespace Titanic {
DMatrix *DMatrix::_static;
DMatrix::DMatrix() :
_row1(1.0, 0.0, 0.0), _row2(0.0, 1.0, 0.0), _row3(0.0, 0.0, 1.0) {
}
DMatrix::DMatrix(int mode, const FMatrix *src) {
assert(!mode);
_row1._x = 1.0;
_row2._y = 1.0;
_row3._z = 1.0;
_frow1._x = src->_row1._x;
_frow1._y = src->_row1._y;
_frow1._z = src->_row1._z;
_frow2._x = src->_row2._x;
_frow2._y = src->_row2._y;
_frow2._z = src->_row2._z;
}
DMatrix::DMatrix(int mode, double val) {
set(mode, val);
}
void DMatrix::init() {
_static = nullptr;
}
void DMatrix::deinit() {
delete _static;
_static = nullptr;
}
void DMatrix::set(int mode, double amount) {
const double FACTOR = 0.0174532925199433;
double sinVal = sin(amount * FACTOR);
double cosVal = cos(amount * FACTOR);
switch (mode) {
case 0:
_row1._x = 1.0;
_row2._y = cosVal;
_row2._z = sinVal;
_row3._y = -sinVal;
_row3._z = cosVal;
break;
case 1:
_row1._x = cosVal;
_row1._z = sinVal;
_row2._y = 1.0;
_row3._x = -sinVal;
_row3._z = cosVal;
break;
case 2:
_row1._x = cosVal;
_row1._y = sinVal;
_row2._x = -sinVal;
_row2._y = cosVal;
_row3._z = 1.0;
break;
default:
break;
}
}
void DMatrix::fn3(CStarControlSub26 *sub26) {
double v = sub26->fn1();
v = (v < 0.0) ? 0.0 : 2.0 / v;
error("TODO: DMatrix::fn3 %d", (int)v);
}
} // End of namespace Titanic
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