lsst.skymap.healpixSkyMap.HealpixSkyMap Class Reference

Inheritance diagram for lsst.skymap.healpixSkyMap.HealpixSkyMap:

Public Member Functions
def	__init__
def	findTract
def	generateTract

Static Public Attributes
	ConfigClass = HealpixSkyMapConfig
int	numAngles = 4

Private Attributes
	_nside

Static Private Attributes
tuple	_version = (1, 0)

Detailed Description

HEALPix-based sky map pixelization.

We put a Tract at the position of each HEALPixel.

Definition at line 75 of file healpixSkyMap.py.

Constructor & Destructor Documentation

def lsst.skymap.healpixSkyMap.HealpixSkyMap.__init__	(		self,
			config,
			version = 0
	)

Constructor

@param[in] config: an instance of self.ConfigClass; if None the default config is used
@param[in] version: software version of this class, to retain compatibility with old instances

Definition at line 84 of file healpixSkyMap.py.

    def __init__(self, config, version=0):
        """Constructor

        @param[in] config: an instance of self.ConfigClass; if None the default config is used
        @param[in] version: software version of this class, to retain compatibility with old instances
        """
        self._nside = 1 << config.log2NSide
        numTracts = healpy.nside2npix(self._nside)
        super(HealpixSkyMap, self).__init__(numTracts, config, version)