2009

General Settings rollout
These controls are for general lighting settings.
■ Selected Lights When chosen, general settings affect only selected lights.
■ All Lights When chosen, general settings affect all lights in the scene
(subject to the 150-light restriction, described above).
On When on, affected lights are active in the scene. When off, affected lights
go dark in the viewports and renderings.
Multiplier Increases or decreases the light intensity of standard lights. See
General Lighting Parameters on page 5076 for standard lights.
Color By default, the color of all standard lights is white. Click to display the
Color Selector on page 391 and change the light color for affected lights.
WARNING For photometric lights, this changes the filter color, not the color
temperature.
Shadows When on, affected lights cast shadows. When off, they don't cast
shadows.
Shadow type drop-down list Selects the shadow type for affected lights.
Map Size Sets the size (in pixels squared) of the shadow map used by affected
lights.
Bias Setting depends on which shadow type is selected. In general, bias moves
the shadow toward or away from the shadow-casting object. For specific effects,
see
Shadow Map Parameters on page 5135 and Ray-Traced Shadow Parameters
on page 5133.
Sm. Range (Sample Range) For shadow-mapped shadows, sets the Sample
Range value. See Shadow Map Parameters on page 5135. This value has no effect
for ray-traced or area shadows.
Transp. (Transparency) When on, turns on transparency for advanced
ray-traced and area shadows. Has no effect on shadow-mapped or standard
ray-traced shadows. Default=off.
5002 | Chapter 18 Lights and Cameras