#include <grass/gis.h>
#include "pi.h"
Go to the source code of this file.
Defines | |
#define | swap(a, b) temp=a;a=b;b=temp |
Functions | |
double | sin () |
double | cos () |
double | tan () |
double | atan () |
int | G_begin_geodesic_equation (double lon1, double lat1, double lon2, double lat2) |
double | G_geodesic_lat_from_lon (double lon) |
double atan | ( | ) |
double cos | ( | ) |
Referenced by G_begin_geodesic_equation(), G_geodesic_lat_from_lon(), and G_set_geodesic_distance_lat2().
int G_begin_geodesic_equation | ( | double | lon1, | |
double | lat1, | |||
double | lon2, | |||
double | lat2 | |||
) |
double G_geodesic_lat_from_lon | ( | double | lon | ) |
double sin | ( | ) |
double tan | ( | ) |