2D Tracking - Nuke 101: Professional Compositing and Visual Effects - page 221

already generated ( FIGURE 5.18 ) . You can click Clear All to clear everything, and
Clear Bkwd (short for backward) if you are tracking backwards.
Figure 5.18. The clear buttons.
• View the result of your track in the Curve Editor. It's a handy way to see if you
have a good track or not. Simply right-click (Ctrl-click) the Animation menu for
that tracker and choose Curve Editor (you learn more about the Curve Editor in
Chapter 6 ) .
Tip
To stop a track, click the Cancel button on the Progress Bar. It's the only way
to stop the tracker from working.
Changing the Tracker settings
TheTrackerSettingstabhaspropertiesthatchangethewaytheTrackerperformsitstrack-
ing operation. The following list covers a few things in the Settings tab that can help you
with your tracking ( FIGURE 5.19 ).
Figure 5.19. Tracker1's Settings tab.