Inside Macintosh: 3D Graphics Programming With QuickDraw 3D /

Chapter 18 - QuickDraw 3D Pointing Device Manager / QuickDraw 3D Pointing Device Manager Reference

QuickDraw 3D Pointing Device Manager Routines / Creating and Managing Trackers

Q3Tracker_SetNotifyThresholds

You can use the Q3Tracker_SetNotifyThresholds function to set the notify thresholds of a tracker.

TQ3Status Q3Tracker_SetNotifyThresholds (
TQ3TrackerObject trackerObject, 
float positionThresh, 
float orientationThresh);

trackerObject

A tracker object.

positionThresh

The desired position threshold of the specified tracker.

orientationThresh

The desired orientation threshold (in radians) of the specified tracker.

DESCRIPTION

The Q3Tracker_SetNotifyThresholds function sets the position and orientation thresholds of the tracker specified by the trackerObject parameter to the values in the positionThresh and orientationThresh parameters.

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