vector.h

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00001 // -*- C++ -*-
00002 
00003 /* 
00004  * Gnome Chemistry Utils
00005  * vector.h 
00006  *
00007  * Copyright (C) 2007-2009 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_VECTOR_H
00026 #define GCU_VECTOR_H
00027 
00028 #include "macros.h"
00029 
00031 namespace gcu
00032 {
00033 
00038 class Vector
00039 {
00040 public:
00044         Vector ();
00045         Vector (double x, double y, double z);
00046         Vector (double d[3]);
00047         Vector (Vector const &v);
00048 
00049         Vector operator+ (Vector const &v) const;
00050         Vector operator- (Vector const &v) const;
00051         Vector operator* (double m) const;
00052         Vector operator/ (double d) const;
00053         Vector operator*= (double m);
00054         Vector operator/= (double d);
00055         double operator[] (unsigned i) const;
00056 
00057         double GetLength () const;
00058         Vector CreateOrthogonal () const;
00059         Vector Cross (Vector const &v) const;
00060 
00061 GCU_PROP (double, X)
00062 GCU_PROP (double, Y)
00063 GCU_PROP (double, Z)
00064 };
00065 
00072 Vector operator* (double f, Vector const& v);
00073 
00078 class Vector3f
00079 {
00080 public:
00084         Vector3f ();
00092         Vector3f (float x, float y, float z);
00096         ~Vector3f ();
00097 
00100         void normalize ();
00107         Vector3f &operator= (Vector3f const& other);
00113         Vector3f operator- (Vector3f const& other) const;
00119         Vector3f operator+ (Vector3f const& other) const;
00125         Vector3f operator* (float f) const;
00126 
00127 private:
00139         GCU_PROP (float, x);
00151         GCU_PROP (float, y);
00163         GCU_PROP (float, z);
00164 };
00165 
00172 Vector3f operator* (float f, Vector3f const& v);
00173 
00174 }       //namespace gcu
00175 
00176 #endif //GCU_VECTOR_H
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