fieldAngleToVector¶
- lsst.cbp.coordUtils.fieldAngleToVector(xyrad, flipX)¶
Convert a pupil field angle to a pupil unit vector.
- Parameters:
- xyrad
tuple
of 2float
x,y pupil field angle (radians).
- xyrad
- Returns:
- vector
numpy.array
of 3float
A unit vector in the pupil frame.
- vector