37 cpl_error_code irplib_wcs_xytoradec(
const cpl_wcs * wcs,
43 cpl_error_code irplib_wcs_radectoxy(
const cpl_wcs * wcs,
49 double irplib_wcs_great_circle_dist(
double ra1,
55 cpl_error_code irplib_wcs_iso8601_from_string(
int *,
int *,
int *,
int *,
int *,
56 double *,
const char *);
58 cpl_error_code irplib_wcs_mjd_from_iso8601(
double *,
int,
int,
int,
int,
int,
61 cpl_error_code irplib_wcs_mjd_from_string(
double *,
const char *);
63 cpl_error_code irplib_wcs_iso8601_from_mjd(
int *,
int *,
int *,
int *,
int *,