2009

NOTE To use this feature, the display driver must be set to Direct3D (see Graphics
Driver Setup Dialog
on page 7790).
1 Follow the
above procedure on page ? for adding mental ray Sun & Sky
to your scene.
2 Open the Viewport Background dialog: Views menu > Viewport
Background.
3 In the Background Source group, turn on Use Environment Background.
4 At the bottom of the dialog, make sure Viewport is set to Perspective, and
then turn on Display Background in the lower-right group of controls.
5168 | Chapter 18 Lights and Cameras