1 /* ResidualVM - A 3D game interpreter
2 *
3 * ResidualVM is the legal property of its developers, whose names
4 * are too numerous to list here. Please refer to the COPYRIGHT
5 * file distributed with this source distribution.
6 *
7 * This program is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU General Public License
9 * as published by the Free Software Foundation; either version 2
10 * of the License, or (at your option) any later version.
11 *
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
20 *
21 */
22
23 #include "common/streamdebug.h"
24 #include "math/vector3d.h"
25
26 namespace Math {
27
Matrix()28 Vector3d::Matrix() :
29 MatrixType<3, 1>() {
30
31 }
32
Matrix(float lx,float ly,float lz)33 Vector3d::Matrix(float lx, float ly, float lz) :
34 MatrixType<3, 1>() {
35 x() = lx;
36 y() = ly;
37 z() = lz;
38 }
39
Matrix(const MatrixBase<3,1> & vec)40 Vector3d::Matrix(const MatrixBase<3, 1> &vec) :
41 MatrixType<3, 1>(vec) {
42 }
43
Matrix(const float * data)44 Vector3d::Matrix(const float *data) :
45 MatrixType<3, 1>(data) {
46 }
47
set(float lx,float ly,float lz)48 void Vector3d::set(float lx, float ly, float lz) {
49 x() = lx; y() = ly; z() = lz;
50 }
51
52 // Get the angle a vector is around the unit circle
53 // (ignores z-component)
unitCircleAngle() const54 Angle Vector3d::unitCircleAngle() const {
55 return Angle::arcTangent2(y(), x());
56 }
57
58 } // end of namespace Math
59