healpy.projector.SphericalProj.xy2ij¶
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SphericalProj.
xy2ij
(x, y=None)¶ From position in the projection plane to image array index (%s).
- Input:
- x : if y is None, x[0], x[1] define the position in %s plane.
- y : if defined, x,y define the position in projection plane.
- projinfo : additional projection information.
- Return:
- i,j : image array indices.