8

Point Cache Modifier 751
If the animation is a good candidate for caching,
the playback wil l drop many frames with Real
Time Playback turned on, and will run slowly
w ith Real Time Playback tur ned off.
3. From the Modify panel > Modifie r List,
choose Object–Space Modifiers > Point Cache.
4. On the Parameters rollout > Record Cache
group, set frame numbers for Start Time and
End Time.
5. If you plan to render the cached animation,
and you’ll be using motion blur, increase the
Samples setting.
6. Click the Record button, and use the Save
Points dialog to specify a cache file.
Thesoftwarerecordstheanimationtothecache
file. When finished, the cache file name appears
in the Record Cache group, after "Active:".
7. If using a Point Cache modifier, in the Act ive
Cache group, click Disable Modifiers Below.
This turns off all the object’s modifiers b elow
Point Cache so that only the cached vertex
animationwillappearwhenyouplaybackthe
animation.
8. Click Play Animation again.
This time the animation plays back quickly and
smoothly.
Interf ace
Parameters rollout
Active Ca che group
Cont ains sett ings for cached animation playback.
Start T ime—The frame number at which the cached
animation starts playing back. Using decimal
fractions lets you start at a sub-frame setting when
usingaFrame:Tickstimedisplay.Default=0.0.
UseRelativeOffsets—Makes the Strength setting
available. This enables offsetting the animated
vertex positions relat ive to their positions as
recorded. Default=off.