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SbVec3d.h

00001 #ifndef COIN_SBVEC3D_H
00002 #define COIN_SBVEC3D_H
00003 
00004 /**************************************************************************\
00005  *
00006  *  This file is part of the Coin 3D visualization library.
00007  *  Copyright (C) 1998-2007 by Systems in Motion.  All rights reserved.
00008  *
00009  *  This library is free software; you can redistribute it and/or
00010  *  modify it under the terms of the GNU General Public License
00011  *  ("GPL") version 2 as published by the Free Software Foundation.
00012  *  See the file LICENSE.GPL at the root directory of this source
00013  *  distribution for additional information about the GNU GPL.
00014  *
00015  *  For using Coin with software that can not be combined with the GNU
00016  *  GPL, and for taking advantage of the additional benefits of our
00017  *  support services, please contact Systems in Motion about acquiring
00018  *  a Coin Professional Edition License.
00019  *
00020  *  See http://www.coin3d.org/ for more information.
00021  *
00022  *  Systems in Motion, Postboks 1283, Pirsenteret, 7462 Trondheim, NORWAY.
00023  *  http://www.sim.no/  sales@sim.no  coin-support@coin3d.org
00024  *
00025 \**************************************************************************/
00026 
00027 #include <stdio.h>
00028 #include <Inventor/SbBasic.h>
00029 
00030 class SbVec3f;
00031 class SbVec3b;
00032 class SbVec3s;
00033 class SbVec3i32;
00034 
00035 class COIN_DLL_API SbVec3d {
00036 public:
00037   SbVec3d(void) { }
00038   SbVec3d(const double v[3]);
00039   SbVec3d(const double x, const double y, const double z);
00040   SbVec3d(const SbVec3f & v);
00041   explicit SbVec3d(const SbVec3b & v) { setValue(v); }
00042   explicit SbVec3d(const SbVec3s & v) { setValue(v); }
00043   explicit SbVec3d(const SbVec3i32 & v) { setValue(v); }
00044 
00045   SbVec3d & setValue(const double v[3]);
00046   SbVec3d & setValue(const double x, const double y, const double z);
00047   SbVec3d & setValue(const SbVec3d & barycentric,
00048                      const SbVec3d & v0,
00049                      const SbVec3d & v1,
00050                      const SbVec3d & v2);
00051   SbVec3d & setValue(const SbVec3f & v);
00052   SbVec3d & setValue(const SbVec3b & v);
00053   SbVec3d & setValue(const SbVec3s & v);
00054   SbVec3d & setValue(const SbVec3i32 & v);
00055 
00056   SbVec3d cross(const SbVec3d & v) const;
00057   double dot(const SbVec3d & v) const;
00058   SbBool equals(const SbVec3d & v, const double tolerance) const;
00059   SbVec3d getClosestAxis(void) const;
00060   const double * getValue(void) const;
00061   void getValue(double & x, double & y, double & z) const;
00062   double length(void) const;
00063   double sqrLength() const;
00064   void negate(void);
00065   double normalize(void);
00066   double & operator [](const int i);
00067   const double & operator [](const int i) const;
00068   SbVec3d & operator *=(const double d);
00069   SbVec3d & operator /=(const double d);
00070   SbVec3d & operator +=(const SbVec3d & u);
00071   SbVec3d & operator -=(const SbVec3d & u);
00072   SbVec3d operator -(void) const;
00073   friend COIN_DLL_API SbVec3d operator *(const SbVec3d & v, const double d);
00074   friend COIN_DLL_API SbVec3d operator *(const double d, const SbVec3d & v);
00075   friend COIN_DLL_API SbVec3d operator /(const SbVec3d & v, const double d);
00076   friend COIN_DLL_API SbVec3d operator +(const SbVec3d & v1, const SbVec3d & v2);
00077   friend COIN_DLL_API SbVec3d operator -(const SbVec3d & v1, const SbVec3d & v2);
00078   friend COIN_DLL_API int operator ==(const SbVec3d & v1, const SbVec3d & v2);
00079   friend COIN_DLL_API int operator !=(const SbVec3d & v1, const SbVec3d & v2);
00080 
00081   void print(FILE * fp) const;
00082 
00083 private:
00084   double vec[3];
00085 };
00086 
00087 COIN_DLL_API SbVec3d operator *(const SbVec3d & v, const double d);
00088 COIN_DLL_API SbVec3d operator *(const double d, const SbVec3d & v);
00089 COIN_DLL_API SbVec3d operator /(const SbVec3d & v, const double d);
00090 COIN_DLL_API SbVec3d operator +(const SbVec3d & v1, const SbVec3d & v2);
00091 COIN_DLL_API SbVec3d operator -(const SbVec3d & v1, const SbVec3d & v2);
00092 COIN_DLL_API int operator ==(const SbVec3d & v1, const SbVec3d & v2);
00093 COIN_DLL_API int operator !=(const SbVec3d & v1, const SbVec3d & v2);
00094 
00095 
00096 /* inlined methods ********************************************************/
00097 
00098 inline double &
00099 SbVec3d::operator [](const int i)
00100 {
00101   return this->vec[i];
00102 }
00103 
00104 inline const double &
00105 SbVec3d::operator [](const int i) const
00106 {
00107   return this->vec[i];
00108 }
00109 
00110 #endif // !COIN_SBVEC3D_H

Copyright © 1998-2007 by Systems in Motion AS. All rights reserved.

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