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Old 10-25-2011, 04:22 PM
farshizzo farshizzo is offline
WorldViz Team Member
 
Join Date: Mar 2003
Posts: 2,849
You can avoid using an empty group node by passing the link object as the tracker. For example:
Code:
#Create tracker contain raw data
raw_tracker = createMyRawTracker()

#Create link that offsets raw data to actual center of eye
eye_tracker = viz.link(raw_tracker,viz.NullLinkable)
eye_tracker.preTrans([x,y,z])

#Use link as cave tracker
cave.setTracker(pos=eye_tracker,ori=eye_tracker)
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