Margus Ramst wrote:
> > Pabs wrote:
>  > Does this mean that all rays from the light source come from the same
> > direction?
> All light rays have the same orientation.
> But this might have been what you meant.
Yep
I thinks so.
The light rays all come from infinity & have the same direction vector
but different initial points.
The light rays from point sources have different direction vectors but
the same initial point.
According to the position of the surface.
Right?
-- 
Bye
Pabs

Post a reply to this message