| Tobii Pro SDK C API
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| Data Fields | |
| TobiiResearchNormalizedPoint2D | position_on_display_area | 
| TobiiResearchPoint3D | position_in_user_coordinates | 
| TobiiResearchValidity | validity | 
Provides properties for the gaze point.
| TobiiResearchPoint3D TobiiResearchGazePoint::position_in_user_coordinates | 
The gaze point position in 3D in the user coordinate system.
| TobiiResearchNormalizedPoint2D TobiiResearchGazePoint::position_on_display_area | 
The gaze point position in 2D on the active display area.
| TobiiResearchValidity TobiiResearchGazePoint::validity | 
The validity of the gaze point data.