LSSTApplications  8.0.0.0+107,8.0.0.1+13,9.1+18,9.2,master-g084aeec0a4,master-g0aced2eed8+6,master-g15627eb03c,master-g28afc54ef9,master-g3391ba5ea0,master-g3d0fb8ae5f,master-g4432ae2e89+36,master-g5c3c32f3ec+17,master-g60f1e072bb+1,master-g6a3ac32d1b,master-g76a88a4307+1,master-g7bce1f4e06+57,master-g8ff4092549+31,master-g98e65bf68e,master-ga6b77976b1+53,master-gae20e2b580+3,master-gb584cd3397+53,master-gc5448b162b+1,master-gc54cf9771d,master-gc69578ece6+1,master-gcbf758c456+22,master-gcec1da163f+63,master-gcf15f11bcc,master-gd167108223,master-gf44c96c709
LSSTDataManagementBasePackage
Classes | Functions
lsst.skymap.healpixSkyMap Namespace Reference

Classes

class  DummyHealpy
 
class  HealpixTractInfo
 
class  HealpixSkyMapConfig
 
class  HealpixSkyMap
 

Functions

def angToCoord
 
def coordToAng
 

Function Documentation

def lsst.skymap.healpixSkyMap.angToCoord (   thetaphi)
Convert healpy's ang to an afw Coord

The ang is provided as a single object, thetaphi, so the output
of healpy functions can be directed to this function without
additional translation.

Definition at line 45 of file healpixSkyMap.py.

45 
46 def angToCoord(thetaphi):
47  """Convert healpy's ang to an afw Coord
48 
49  The ang is provided as a single object, thetaphi, so the output
50  of healpy functions can be directed to this function without
51  additional translation.
52  """
53  return IcrsCoord(float(thetaphi[1])*afwGeom.radians, float(thetaphi[0] - 0.5*numpy.pi)*afwGeom.radians)
A class to handle Icrs coordinates (inherits from Coord)
Definition: Coord.h:156
def lsst.skymap.healpixSkyMap.coordToAng (   coord)
Convert an afw Coord to a healpy ang (theta, phi)

Definition at line 54 of file healpixSkyMap.py.

54 
55 def coordToAng(coord):
56  """Convert an afw Coord to a healpy ang (theta, phi)"""
57  return (coord.getLatitude().asRadians() - 0.5*numpy.pi, coord.getLongitude().asRadians())