#include <grass/gis.h>
Go to the source code of this file.
Functions | |
int | G_shortest_way (double *east1, double *east2) |
Shortest way between two eastings. |
(C) 2001-2008 by the GRASS Development Team
This program is free software under the GNU General Public License (>=v2). Read the file COPYING that comes with GRASS for details.
Definition in file short_way.c.
int G_shortest_way | ( | double * | east1, | |
double * | east2 | |||
) |
Shortest way between two eastings.
For lat-lon projection (PROJECTION_LL), east1, east2 are changed so that they are no more than 180 degrees apart. Their true locations are not changed. For all other projections, this function does nothing.
[in] | east1 | east (x) coordinate of first point |
[in] | east2 | east (x) coordinate of second point |
Definition at line 33 of file short_way.c.
References G_projection().