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Midpoint.h

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/*
 * Copyright (C) 2003 Eric Bohm
 *
 *This program is free software; you can redistribute it and/or modify
 *it under the terms of the GNU General Public License as published by
 *the Free Software Foundation version 2 of the License.
 * 
 *This program is distributed in the hope that it will be useful, but
 *WITHOUT ANY WARRANTY; without even the implied warranty of
 *MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 *General Public License for more details.
 * 
 *You should have received a copy of the GNU General Public License along
 *with this program; if not, write to the Free Software Foundation, Inc.,
 *675 Mass Ave, Cambridge, MA 02139, USA.
 *
 */

#ifndef IS_MIDPOINT_DEF_SIG
#define IS_MIDPOINTS_DEF_SIG 1
#include <math.h>
#include <string.h>

class Midpoint
{
private:
  double mx, my, mz;
  char length[30];
public:
  Midpoint(double imx, double imy, double imz, double ilength)
    :mx(imx), my(imy), mz(imz)
  {
    snprintf(length, 30, "%12.6f", ilength);
  }
  Midpoint(double x1, double x2, double y1, double y2, double z1, double z2)
  {
    mx = (x1 + x2) / 2.0;
    my = (y1 + y2) / 2.0;
    mz = (z1 + z2) / 2.0;
    snprintf(length, 30, "%12.6f",
             sqrt(pow(x1 - x2, 2) + pow(y1 - y2, 2) + pow(z1 - z2, 2)));
  }
  bool operator==(const Midpoint & obj) const
  {
    return ((mx == obj.mx) && (my == obj.my) && (mz == obj.mz));
  }
  Midpoint & operator=(const Midpoint & obj)
  {
    mx = obj.mx;
    my = obj.my;
    mz = obj.mz;
    strncpy(length, obj.length, 30);
    return *this;
  }
  GLdouble get_mx()
  {
    return (mx);
  }

  void set_mx(GLdouble ix)
  {
    mx = ix;
  }

  GLdouble get_my()
  {
    return (my);
  }

  void set_my(GLdouble iy)
  {
    my = iy;
  }

  GLdouble get_mz()
  {
    return (mz);
  }

  void set_mz(GLdouble iz)
  {
    mz = iz;
  }

  char *get_length()
  {
    return length;
  }

  void set_length(char *inlength)
  {
    strncpy(length, inlength, 30);
  }

};
#endif

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