(CAA_Mathematics.library)
This function will scale an input vector to norm 1, as far as is not the null vector. Only in that case the output of type BOOL will return the value FALSE.
Input:
pv
POINTER TO MATH.Vector3D
pointer to input vector
to norm 1, as far as 
is not the null vector. Only in that case the output of type BOOL will return the value FALSE.