2009
Use Photon Target When on, uses the Radius setting with respect to the light
target.
Radius Sets the radial distance from the target in which the mr Sun casts GI
photons.
mr Sky
Daylight system > Modify panel > Daylight Parameters rollout > Skylight
drop-down list > mr Sky
The mr Sky light is intended for use in the mental ray Sun & Sky combination.
This topic mainly provides information on parameters unique to this
component. A number of mr Sky parameters are common to all three Sun &
Sky components. For some of those parameters, this topic provides a brief
explanation plus a link to the main topic with additional details.
TIP You can view the Sun & Sky combination in a viewport, which makes adjusting
parameters fully interactive. For details, see
this procedure on page 5167.
See also:
■
mental ray Sun and Sky on page 5161
■ mr Sun on page 5173
■ mr Physical Sky on page 5181
Interface
mr Sky Parameters rollout
On Turns the light on and off.
5176 | Chapter 18 Lights and Cameras