vle-vector-isunitlength

(vle-vector-isunitlength vec)

This function returns whether vec has a length of 1.0 (1 unit length).

Arguments	vec a 2d or 3d vector list
Return	T or NIL
Example	(setq vec '(1 1 0)) (vle-vector-isunitlength v1 v2) NIL (setq vec '(0 1 0)) (vle-vector-isunitlength v1 v2) T
Remarks