s2p¶
-
erfa.
s2p
(theta, phi, r)[source]¶ Wrapper for ERFA function
eraS2p
.- Parameters
theta : double array
phi : double array
r : double array
- Returns
p : double array
Notes
The ERFA documentation is below.
- - - - - - - e r a S 2 p - - - - - - - Convert spherical polar coordinates to p-vector. Given: theta double longitude angle (radians) phi double latitude angle (radians) r double radial distance Returned: p double[3] Cartesian coordinates Called: eraS2c spherical coordinates to unit vector eraSxp multiply p-vector by scalar Copyright (C) 2013-2019, NumFOCUS Foundation. Derived, with permission, from the SOFA library. See notes at end of file.