pub unsafe extern "C" fn qtmComputeFovY(
data: *const QtmTrackingData,
) -> f32Expand description
Computes an approximation of the vertical angular field of view of the camera based on eye tracking data.
§Arguments
data- Eye tracking data, obtained from QTMU_GetTrackingData or QTMU_GetTrackingDataEx.
§Returns
Vertical angular field of view in radians. Corresponds to 51.0 degrees on real hardware.