nevrax.org : docs

00001 
+00007 /* Copyright, 2000 Nevrax Ltd.
+00008  *
+00009  * This file is part of NEVRAX NEL.
+00010  * NEVRAX NEL is free software; you can redistribute it and/or modify
+00011  * it under the terms of the GNU General Public License as published by
+00012  * the Free Software Foundation; either version 2, or (at your option)
+00013  * any later version.
+00014 
+00015  * NEVRAX NEL is distributed in the hope that it will be useful, but
+00016  * WITHOUT ANY WARRANTY; without even the implied warranty of
+00017  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+00018  * General Public License for more details.
+00019 
+00020  * You should have received a copy of the GNU General Public License
+00021  * along with NEVRAX NEL; see the file COPYING. If not, write to the
+00022  * Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
+00023  * MA 02111-1307, USA.
+00024  */
+00025 
+00026 #ifndef NL_VECTOR_H
+00027 #define NL_VECTOR_H
+00028 
+00029 #include "nel/misc/types_nl.h"
+00030 
+00031 #include <math.h>
+00032 #include <string>
+00033 
+00034 #include "nel/misc/stream.h"
+00035 
+00036 namespace       NLMISC
+00037 {
+00038 
+00039 class IStream;
+00040 
+00041 // ======================================================================================================
+00048 class CVector
+00049 {
+00050 public:         // Attributes.
+00051         float   x,y,z;
+00052 
+00053 public:         // const.
+00055         static const    CVector         Null;
+00057         static const    CVector         I;
+00059         static const    CVector         J;
+00061         static const    CVector         K;
+00062 
+00063 public:         // Methods.
+00065 
+00066 
+00067         CVector() {}
+00069         CVector(float   _x, float _y, float _z) : x(_x), y(_y), z(_z) {}
+00071         CVector(const CVector &v) : x(v.x), y(v.y), z(v.z) {}
+00073 
+00075 
+00076         CVector &operator+=(const CVector &v);
+00077         CVector &operator-=(const CVector &v);
+00078         CVector &operator*=(float f);
+00079         CVector &operator/=(float f);
+00080         CVector operator+(const CVector &v) const;
+00081         CVector operator-(const CVector &v) const;
+00082         CVector operator*(float f) const;
+00083         CVector operator/(float f) const;
+00084         CVector operator-() const;
+00086 
+00088 
+00089 
+00090         float   operator*(const CVector &v) const;
+00094         CVector operator^(const CVector &v) const;
+00096         float   norm() const;
+00098         float   sqrnorm() const;
+00100         void    normalize();
+00102         CVector normed() const;
+00104 
+00106 
+00107         void    set(float _x, float _y, float _z);
+00108         bool    operator==(const CVector &v) const;
+00109         bool    operator!=(const CVector &v) const;
+00110         bool    isNull() const;
+00112         bool    operator<(const CVector &v) const;
+00122         void    sphericToCartesian(float r, float theta,float phi);
+00128         void    cartesianToSpheric(float &r, float &theta,float &phi) const;
+00130         void    minof(const CVector &a, const CVector &b);
+00132         void    maxof(const CVector &a, const CVector &b);
+00134         void    serial(IStream &f);
+00136 
+00138         std::string     asString() const;
+00139 
+00140         // friends.
+00141         friend  CVector operator*(float f, const CVector &v0);
+00142 };
+00143 
+00144 
+00145 }
+00146 
+00147 
+00148 #include "nel/misc/vector_inline.h"
+00149 
+00150 
+00151 #endif // NL_VECTOR_H
+00152 
+00153 /* End of vector.h */
+