def getWindowFunc(o):
if o.wftype == "none":
return WindowBase()
elif o.wftype == "radecbcut":
return WindowDecBcut(options=o)
elif o.wftype == "healpix":
return WindowHealpix(options=o)
elif o.wftype == "depthvar":
return WindowDepthVariations(options=o)
else:
print "Bad WF type:", o.wftype
stop()
