ismoothing is an interface to 'smoothing' F90 facility. It requires some disk space on which to write the parameter file and the other temporary files. Most data can be provided/generated as an external FITS file, or as a memory array.
whitenoise = randomn(seed, nside2npix(256)) |
ismoothing, whitenoise, rednoise, fwhm=120, /ring, simul=1,/silent |
mollview, whitenoise,title='White noise' |
mollview, rednoise, title='Smoothed white Noise' |
will generate and plot a white noise map and its smoothed version
Version 3.82, 2022-07-28