healpy.projector.SphericalProj.xy2ij

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.