spacepy.coordinates.quaternionNormalize¶
- spacepy.coordinates.quaternionNormalize(Qin, scalarPos='last')[source]¶
Given an input quaternion (or array of quaternions), return the unit quaternion
- Parameters:
- vecarray_like
input quaternion to normalize
- Returns:
- outarray_like
normalized quaternion
Examples
>>> import spacepy.coordinates >>> spacepy.coordinates.quaternionNormalize([0.707, 0, 0.707, 0.2]) array([ 0.69337122, 0. , 0.69337122, 0.19614462])