foc

foc
light
view
See also

foc

        Returns focal valiew of the current view.

foc(f)

        Changes this value.
Note: command interaction initializes focal to 0.8.

foc light

foc light(id)

        Returns focal of light id.

foc light(id)=f

        Changes this focal (between 0 and PI).

foc view

foc view(id)

        Returns the focale of view id.

foc view(id)=f

        Changes this focal.

See also:

ini foc
traj foc view
aim
eye
traj foc light
traj foc view