Functions implemented
nside/npix/resolution
- nest2ring ( int order, long pix )
- ring2nest ( int order, long pix )
- nside2npix ( int nSide )
- npix2nside ( long nPix )
- nside2order ( int nSide )
conversion from/to sky coordinates
- pix2ang (int order, long pix[, boolean nest, boolean lonlat])
- pix2vec (int order, long pix[, boolean nest])
- ang2pix ( int order, double theta, double phi[, boolean ring])
- vec2pix (int order, float x, float y, float z[, boolean nest])
- vec2ang (double x, double y, double z[, boolean lonlat])
- ang2vec (double theta, double phi[, boolean lonlat])
- neighbours (int order, long pix[, boolean nest])
rotator
- dir2vec (double x, double y, double z[, boolean lonlat])
- vec2dir (double theta, double phi[, boolean lonlat])