00001 // -*- C++ -*- 00002 00003 /* 00004 * Gnome Chemistry Utils 00005 * matrix2d.h 00006 * 00007 * Copyright (C) 2004 Jean Bréfort <jean.brefort@normalesup.org> 00008 * 00009 * This program is free software; you can redistribute it and/or 00010 * modify it under the terms of the GNU General Public License as 00011 * published by the Free Software Foundation; either version 2 of the 00012 * License, or (at your option) any later version. 00013 * 00014 * This program is distributed in the hope that it will be useful, 00015 * but WITHOUT ANY WARRANTY; without even the implied warranty of 00016 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 00017 * GNU General Public License for more details. 00018 * 00019 * You should have received a copy of the GNU General Public License 00020 * along with this program; if not, write to the Free Software 00021 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 00022 * USA 00023 */ 00024 00025 #ifndef GCU_MATRIX2D_H 00026 #define GCU_MATRIX2D_H 00027 00028 namespace gcu 00029 { 00030 00034 class Matrix2D 00035 { 00036 public: 00037 00041 Matrix2D(); 00045 virtual ~Matrix2D(); 00053 Matrix2D(double Angle, bool Deg = true); 00062 Matrix2D(double x11, double x12, double x21, double x22); 00068 Matrix2D& operator*(Matrix2D& cMat); 00074 Matrix2D& operator=(Matrix2D& cMat); 00082 void Transform(double &dx, double &dy); 00083 00084 private : 00085 double x[2][2]; 00086 }; 00087 00088 } //namespace gcu 00089 00090 #endif //GCRYSTAL_MATRIX2D_H