lsst.skymap.healpixSkyMap.HealpixTractInfo Class Reference

Inheritance diagram for lsst.skymap.healpixSkyMap.HealpixTractInfo:

Public Member Functions
def	__init__

Detailed Description

Tract for the HealpixSkyMap

Definition at line 58 of file healpixSkyMap.py.

Constructor & Destructor Documentation

def lsst.skymap.healpixSkyMap.HealpixTractInfo.__init__	(		self,
			nSide,
			ident,
			nest,
			patchInnerDimensions,
			patchBorder,
			ctrCoord,
			tractOverlap,
			wcs
	)

Set vertices from nside, ident, nest

Definition at line 60 of file healpixSkyMap.py.

    def __init__(self, nSide, ident, nest, patchInnerDimensions, patchBorder, ctrCoord, tractOverlap, wcs):
        """Set vertices from nside, ident, nest"""
        theta, phi = healpy.vec2ang(numpy.transpose(healpy.boundaries(nSide, ident, nest=nest)))
        vertexList = [angToCoord(thetaphi) for thetaphi in zip(theta,phi)]
        super(HealpixTractInfo, self).__init__(ident, patchInnerDimensions, patchBorder, ctrCoord,
                                               vertexList, tractOverlap, wcs)