57 lines
1.5 KiB
C++
57 lines
1.5 KiB
C++
/* Residual - A 3D game interpreter
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*
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* Residual is the legal property of its developers, whose names
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* are too numerous to list here. Please refer to the COPYRIGHT
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* file distributed with this source distribution.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
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*
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* $URL$
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* $Id$
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*/
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#include "math/matrix3.h"
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namespace Math {
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Matrix3x3::Matrix3x3() :
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Matrix(), Rotation3D(this) {
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}
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void Matrix3x3::transform(Vector3d *v) const {
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Matrix<3, 1> m;
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m(0, 0) = v->x();
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m(1, 0) = v->y();
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m(2, 0) = v->z();
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m = *this * m;
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v->set(m(0, 0), m(1, 0), m(2, 0));
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}
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#define DEGTORAD(a) (a * LOCAL_PI / 180.0)
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#define RADTODEG(a) (a * 180.0 / LOCAL_PI)
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float RadianToDegree(float rad) {
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return (float)RADTODEG(rad);
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}
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float DegreeToRadian(float degrees) {
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return (float)DEGTORAD(degrees);
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}
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} // end of namespace Math
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