GWCS

class romanisim.wcs.GWCS(gwcs, origin=None)

Bases: CelestialWCS

This WCS uses gWCS to implent a galsim CelestialWCS.

Based on galsim.fitswcs.AstropyWCS, edited to eliminate header functionality and to adopt the shared API supported by both gWCS and astropy.wcs.

Parameters:

gwcsgwcs.WCS

The WCS object to wrap in a galsim CelestialWCS interface.

Attributes Summary

origin	The origin in image coordinates of the WCS function.
wcs	The underlying gwcs.WCS object.

Methods Summary

copy()

Attributes Documentation

origin

The origin in image coordinates of the WCS function.

wcs

The underlying gwcs.WCS object.

Methods Documentation

copy()