文档介绍：Autodesk ®
ds Max ®
Design
Tutorials: Rendering
Rendering Tutorials 6
The lighting tutorials introduced you to rendering your scene. This tutorial covers some
additional aspects of rendering: rendering an animation, how to use render effects, and how
to work rendering.
Creating an Animated Shadow Study
In addition to animating a camera, you can animate the Daylight system's time
of day. This is a good way to create a shadow study.
Set up the scene:
■ From the \tutorials\rendering\high_rise\ folder, open . If you
encounter a File Unit Mismatch message, choose Adopt Unit Scale, the
second choice.
Also, if you encounter the Missing External Files dialog box, just click the
Continue button.
This scene consists of nine city blocks, with a skyscraper at the center. The
scene contains a Daylight system. The system is set to position the scene at
the latitude of San Francisco, California, with the sun set at 0700 hours,
about the time of dawn on a winter day.
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Animate the daylight:
1 Make sure that Select Object is active on the toolbar.
2 In the Left viewport, click the sun object in the viewport to select it.
Daylight01 appears in the name field on mand panel.
3 Open the Motion panel.
4 On the Motion panel, scroll if necessary to the Control Parameters rollout.
5 Turn on Auto Key.
The button, the track bar, and the border of the active viewport
all turn red.
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6 Drag the time slider to frame 5, and then on the Control Parameters
rollout, change the Hours value to 8.
The spinner arrows of the Hours, Minutes, and Seconds fields are now
bracketed in red, indicating that you have set a key to animate the time
of day.
7 Drag the time slider to frame 10, and then change Hours to 9.
8 Continue dragging the time slider in five-frame increments, then
increasing the time of day by one hour at each increment. Stop when
the time is 17 hours (5 .). This sh