eccodes/tools/gaussian.c

44 lines
912 B
C

/*
* Copyright 2005-2015 ECMWF.
*
* This software is licensed under the terms of the Apache Licence Version 2.0
* which can be obtained at http://www.apache.org/licenses/LICENSE-2.0.
*
* In applying this licence, ECMWF does not waive the privileges and immunities granted to it by
* virtue of its status as an intergovernmental organisation nor does it submit to any jurisdiction.
*/
#include <stdio.h>
#include <string.h>
#include <assert.h>
#include "grib_api.h"
void usage(const char *prog)
{
fprintf(stderr,"%s: N\n",prog);
exit(1);
}
int main(int argc, const char *argv[])
{
double *latitudes;
int count = 0;
int n,i;
if(argc != 2) usage(argv[0]);
n = atol(argv[1]);
count = n*2;
latitudes = (double*)malloc(count*sizeof(double));
assert(latitudes);
assert(grib_get_gaussian_latitudes(n,latitudes) == 0);
for(i = 0; i < count ; i++)
printf("%g\n",latitudes[i]);
return 0;
}