2012

Table Of Contents
SPOTLIGHT
Creates a spotlight that emits a directional cone of light.
TARGETPOINT
Creates a target point light.
System Variables
DEFAULTLIGHTING
Turns on and off default lighting in place of other lighting.
DEFAULTLIGHTINGTYPE
Specifies the type of default lighting, old or new.
LIGHTGLYPHDISPLAY
Turns on and off the display of light glyphs.
LIGHTINGUNITS
Controls whether generic or photometric lights are used, and specifies the
lighting units for the drawing.
LINEARBRIGHTNESS
Controls the brightness level of the viewport when using default lighting or
generic lights.
LINEARCONTRAST
Controls the contrast level of the viewport when using default lighting or
generic lights.
RENDERUSERLIGHTS
Controls whether to override the setting for viewport lighting during
rendering.
Use Point Lights
A point light radiates light in all directions from its location.
Point Lights
A point light radiates light in all directions from its location. A point light
does not target an object. Use point lights for general lighting effects. You can
2152 | Chapter 44 Add Lighting to Your Model