refsystems.hh

Go to the documentation of this file.

/*
 * Copyright (c) 1999-2003 Bert Kampes
 * Copyright (c) 1999-2003 Delft University of Technology, The Netherlands
 *
 * This file is part of Doris, the Delft o-o radar interferometric software.
 *
 * Doris 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; either version 2 of the License, or
 * (at your option) any later version.
 *
 * Doris 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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 *
 * Publications that contain results produced by the Doris software should
 * contain an acknowledgment. (For example: The interferometric processing
 * was performed using the freely available Doris software package developed
 * by the Delft Institute for Earth-Oriented Space Research (DEOS), Delft
 * University of Technology, or include a reference to: Bert Kampes and
 * Stefania Usai. \"Doris: The Delft Object-oriented Radar Interferometric
 * software.\" In: proceedings 2nd ITC ORS symposium, August 1999. (cdrom)).
 *
 */
/****************************************************************
 * $Source: /users/kampes/DEVELOP/DORIS/doris/src/RCS/refsystems.hh,v $
 * $Revision: 3.8 $
 * $Date: 2005/04/11 13:47:45 $
 * $Author: kampes $
 *
 * Definitions of constants a,b of ellipsoid systems.
 * only a,b required, derived quantities are computed later 
 * with functions of struct (constants.h).
 ****************************************************************/


#ifndef REFSYSTEMS_H
#define REFSYSTEMS_H


// ______flatting is different: grs80: 298,25722101
// ______flatting is different: wgs84: 298,25723563
const   double  WGS84_A  = 6378137.0;           // semimajor axis wgs84
const   double  WGS84_B  = 6356752.3;           // semiminor axis wgs84
const   double  GRS80_A  = 6378137.0;           // semimajor axis grs80
const   double  GRS80_B  = 6356752.3;           // semiminor axis grs80
const   double  BESSEL_A = 6377397.155;         // semimajor axis bessel
const   double  BESSEL_B = 6356078.963;         // semiminor axis bessel
const   double  RADIUS   = 0.5*(WGS84_A+WGS84_B);// for sphere pol2car

// _____ Constant for UTM to GEO transforms ?

#endif // REFSYSTEMS_H

---