2009
TIP To help place the portal object as close as possible to the outside surface,
use
AutoGrid on page 2597. Also, make sure portals do not overlap; this would
cause the illumination from the overlapping area to be doubled.
Adding the Sky Portal object with AutoGrid on. Note the Light Flux Direction
arrow pointing outward.
5 Make sure all portals’ arrows are pointing inside. If a portal’s arrow points
outside, toggle its Flip Light Flux Direction check box on the mr Skylight
Portal Parameters rollout.
Sunlight and Daylight Systems | 5189