eyetracker element

Inquisit SR Research EyeLink Plugin

The attributes and properties here are supported by the SR Research EyeLink Eye Tracker plugin. To use the plugin, the plugin attribute must be set to "srresearch".

To use Inquisit with SR Research EyeLink eye trackers, perform the following steps:
* Set up the eye tracker according to the EyeLink User Manual. Make sure it is plugged into your computer's network port.
* Open an Inquisit script that defines the eye tracker element with plugin attribute set to "srresearch" (sample scripts are available from our library)
* Run the script. You will be asked to register the Inquisit 6 SR Research EyeLink Plugin if you haven't already.

How to Program the SR Research EyeLink Eye Tracker Plugin

Syntax

<eyetracker>
/ aoidurationthreshold = maxfixationtime
/ calibrationmode = mode
/ calibrationstimulus = stimulus
/ framerate = framerate
/ ipaddress = ipaddress
/ plugin = "srresearch"
/ saccadethreshold = saccadethreshold
</eyetracker>

Properties

Functions

None.

Remarks

Examples

The following defines an eyetracker element that connects to a SR Research EyeLink eyetracker at the given network ip address.

<eyetracker>
/ plugin = "srresearch"
/ ipaddress = "168.192.0.22"
</eyetracker>

The following defines a text element that displays the current width of the right pupil:

<text rightpupil>
/ items = ("Right Pupil Width: <% eyetracker.lastrightpupilwidth %>")
</text>