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How to get output from the eye-tracker faster than Update in Unity


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Dear @maple

I suppose that you faced the situation possibly due to the following two reasons.

1: Your computer does not have enough specification to get the data at 120Hz sampling rate. A computer with better specification could enable it to sample at 120Hz.

2. If you look at only the initial samples (i.e. first 30 seconds after you start sampling), you will see lower sampling rate than 120Hz.

The following article may be helpful for you to understand these points.

https://doi.org/10.3389/fpsyt.2020.572938

Best regards,

imarin18

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@Tatiana_K Please see this post about getting tracking data at 120hz in Unity: https://forum.vive.com/forums/topic/5897-getting-verbosedata-at-the-fastest-rate-possible/?do=findComment&comme

Dear @prajaktakhandve As people have mentioned already, Unity FPS and sampling frequency of eye tracking should be handled and considered separtely. The eye callback function that HTC provides en

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