This function will calculate the cosine of the angle being drawn by two input vectors 
. If one of the input vector equals the null vector, 0 will be returned as result.
The return is of type LREAL.
|
pv1 |
POINTER TO MATH.Vector3D |
pointer to input vector |
|
pv2 |
POINTER TO MATH.Vector3D |
pointer to input vector |
