LIGHTINGUNITS system variable

Function Description:

The LIGHTINGUNITS system variable is used to specify whether to use generic light source or photometric lights to control light, and specify light units for drawing.

Type : Integer
Saved in : Drawing
Initial value : 2
Range : 0,1,2

When specified LIGHTINGUNITS to be 1 or 2, turn on photometric light; or turn on standard light.

System Variable Value:

0 : do not use light units and turn standard (generic) light on
1 : use the imperial light units and turn photometric light on
2 : use the metric light units and turn photometric light on