2009

Interface
Light Type group (Modify panel)
On (Both Create panel and Modify panel) Turns the light on and off. When
On is on, shading and rendering use the light to illuminate the scene. When
On is off, the light is not used in shading or rendering. Default=on.
In viewports, the interactive renderer shows the effect of turning lights on or
off.
Light Type List Changes the type of the light. If you have selected a
standard
light type
on page 5049, the light can be changed to an omni, spot, or directional
light. If you have selected a
photometric light type on page 5005, you can change
the light to a point, linear, or area light.
This parameter is available only in the Modify panel.
Targeted When on, the light is targeted. The distance between the light and
its target is displayed to the right of the check box. For a free light, you can
set this value. For target lights, you can change it by turning off the check
box, or by moving the light or the light's target object.
Shadows group
On Determines whether the current light casts shadows or not. Default=on.
Shadow Method drop-down list Determines whether the renderer uses
shadow maps on page 8125, ray-traced shadows on page 8103, advanced ray-traced
5080 | Chapter 18 Lights and Cameras