Update src/eyeTracker.m

Co-authored-by: Remi Gau <[email protected]>

Author: marcobarilari

src/eyeTracker.m

@@ -89,7 +89,7 @@
 
                 % Make sure that we get gaze data from the Eyelink.
                 Eyelink('Command', 'link_sample_data = LEFT,RIGHT,GAZE,AREA');
-                Eyelink('command', 'link_event_data = GAZE,GAZERES,HREF,AREA,VELOCITY');
+                Eyelink('Command', 'link_event_data = GAZE,GAZERES,HREF,AREA,VELOCITY');
                 Eyelink('command', 'link_event_filter = LEFT,RIGHT,FIXATION,BLINK,SACCADE,BUTTON');
 
                 %% Calibration