NVector3.h
Go to the documentation of this file.
00001 /*
00002  This file is part of the VRender library.
00003  Copyright (C) 2005 Cyril Soler (Cyril.Soler@imag.fr)
00004  Version 1.0.0, released on June 27, 2005.
00005 
00006  http://artis.imag.fr/Members/Cyril.Soler/VRender
00007 
00008  VRender is free software; you can redistribute it and/or modify
00009  it under the terms of the GNU General Public License as published by
00010  the Free Software Foundation; either version 2 of the License, or
00011  (at your option) any later version.
00012 
00013  VRender is distributed in the hope that it will be useful,
00014  but WITHOUT ANY WARRANTY; without even the implied warranty of
00015  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00016  GNU General Public License for more details.
00017 
00018  You should have received a copy of the GNU General Public License
00019  along with VRender; if not, write to the Free Software Foundation, Inc.,
00020  51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA.
00021 */
00022 
00023 /****************************************************************************
00024 
00025  Copyright (C) 2002-2013 Gilles Debunne. All rights reserved.
00026 
00027  This file is part of the QGLViewer library version 2.4.0.
00028 
00029  http://www.libqglviewer.com - contact@libqglviewer.com
00030 
00031  This file may be used under the terms of the GNU General Public License 
00032  versions 2.0 or 3.0 as published by the Free Software Foundation and
00033  appearing in the LICENSE file included in the packaging of this file.
00034  In addition, as a special exception, Gilles Debunne gives you certain 
00035  additional rights, described in the file GPL_EXCEPTION in this package.
00036 
00037  libQGLViewer uses dual licensing. Commercial/proprietary software must
00038  purchase a libQGLViewer Commercial License.
00039 
00040  This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
00041  WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
00042 
00043 *****************************************************************************/
00044 
00045 #ifndef _VRENDER_NVECTOR3_H
00046 #define _VRENDER_NVECTOR3_H
00047 
00048 #include <iostream>
00049 #include <stdexcept>
00050 
00051 namespace vrender
00052 {
00053   class Vector3;
00054 
00055   class NVector3
00056   {
00057   public:
00058     NVector3();
00059     NVector3(const NVector3& u);
00060     inline NVector3(double x,double y,double z,bool normalization=true)
00061     {
00062       setXYZ(x,y,z,normalization);
00063     }
00064 
00065     NVector3(const Vector3 &u,bool normalization=true);
00066 
00067     inline double x() const {return _n[0];}
00068     inline double y() const {return _n[1];}
00069     inline double z() const {return _n[2];}
00070     void setXYZ(double x,double y,double z,bool normalization=true);
00071 
00072     NVector3& operator=(const NVector3& u);
00073     /*
00074       inline friend bool operator==(const NVector3 &u,const Vector3  &v) {return u.isEqualTo(v);}
00075       inline friend bool operator==(const Vector3  &u,const NVector3 &v) {return v.isEqualTo(u);}
00076       inline friend bool operator==(const NVector3 &u,const NVector3 &v) {return u.isEqualTo(v);}
00077       inline friend bool operator!=(const NVector3 &u,const Vector3  &v) {return !(u == v);}
00078       inline friend bool operator!=(const Vector3  &u,const NVector3 &v) {return !(u == v);}
00079       inline friend bool operator!=(const NVector3 &u,const NVector3 &v) {return !(u == v);}
00080     */
00081 
00082     inline friend NVector3 operator-(const NVector3 &u) { return NVector3(-u[0],-u[1],-u[2],false); }
00083     //inline friend Vector3 operator+(const NVector3 &u,const Vector3  &v);
00084     //inline friend Vector3 operator+(const Vector3  &u,const NVector3 &v);
00085     //inline friend Vector3 operator+(const NVector3 &u,const NVector3 &v);
00086     //inline friend Vector3 operator-(const NVector3 &u,const Vector3  &v);
00087     //inline friend Vector3 operator-(const Vector3  &u,const NVector3 &v);
00088     //inline friend Vector3 operator-(const NVector3 &u,const NVector3 &v);
00089     friend double operator*(const NVector3 &u,const Vector3  &v);
00090     friend double operator*(const Vector3  &u,const NVector3 &v);
00091     //inline friend double operator*(const NVector3 &u,const NVector3 &v);
00092     //inline friend Vector3 operator*(double r,const NVector3 &u);
00093     //inline friend Vector3 operator/(const NVector3 &u,double r);
00094 
00095     //inline friend Vector3 operator^(const NVector3 &u,const Vector3  &v);
00096     //inline friend Vector3 operator^(const Vector3  &u,const NVector3 &v);
00097     //inline friend Vector3 operator^(const NVector3 &u,const NVector3 &v);
00098 
00099     inline double norm() const {return 1.0;}
00100     inline double squareNorm() const {return 1.0;}
00101     friend std::ostream& operator<<(std::ostream &out,const NVector3 &u);
00102 
00103     double operator[](int i) const
00104     {
00105       if((i < 0)||(i > 2))
00106         throw std::runtime_error("Out of bounds in NVector3::operator[]") ;
00107 
00108       return _n[i];
00109     }
00110 
00111   private:
00112     void normalize();
00113 
00114     double _n[3];  
00115 
00116   }; // interface of NVector3
00117 
00118 }
00119 
00120 #endif // _NVECTOR3_H


octovis
Author(s): Kai M. Wurm , Armin Hornung
autogenerated on Thu Feb 11 2016 23:51:20