Q3Tracker_SetEventCoordinates
You can use theQ3Tracker_SetEventCoordinates
function to record the settings (coordinates) of a tracker at a particular time.
TQ3Status Q3Tracker_SetEventCoordinates ( TQ3TrackerObject trackerObject, unsigned long timeStamp, unsigned long buttons, const TQ3Point3D *position, const TQ3Quaternion *orientation);
trackerObject
- A tracker object.
timeStamp
- A time stamp.
buttons
- The button state value of the specified tracker, or
NULL
.position
- The position of the specified tracker, or
NULL
.orientation
- The orientation (in radians) of the specified tracker, or
NULL
.DESCRIPTION
TheQ3Tracker_SetEventCoordinates
function places into the ring buffer of event coordinates for the tracker specified by thetrackerObject
parameter the values specified in thebuttons
,position
, andorientation
parameters. The event coordinates are marked with the time stamp specified by thetimeStamp
parameter. If the tracker's ring buffer is full, the oldest item in the buffer is discarded.
- Note
- A tracker's ring buffer can contain up to 10 items. Time stamps of items in the buffer increase from oldest to newest.
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