def __init__(self, *targets, **kwargs):
"""C'tor
Parameters
----------
targets : list
List of objects to include in this map
Keyword arguments
-----------------
nside : int
HEALPix n-side parameter [512]
coord : str
Coordinate system 'cel' or 'gal' ['gal']
"""
self.nside = kwargs.get('nside', 512)
self.coord = kwargs.get('coord', 'gal')
self.values = np.zeros(hp.nside2npix(self.nside))
self.pix = np.arange(hp.nside2npix(self.nside))
self.lon, self.lat = pix2ang(self.nside, self.pix)
self.roster = Roster(*targets)
self._fill()
def _construct(self, *targets, **kwargs):
self.nside = kwargs.get('nside', 512)
self.coord = kwargs.get('coord', 'gal')
self.ann = kwargs.get('ann', True)
if self.ann:
self.units = 'GeV^2 cm^5 s^-2'
else:
self.units = 'GeV cm^3'
self.values = np.zeros(hp.nside2npix(self.nside))
self.pix = np.arange(hp.nside2npix(self.nside))
self.lon, self.lat = pix2ang(self.nside, self.pix)
self.roster = Roster(*targets)
self._fill()
