Dorian Stoll

> I'm getting this on the Tigerlake Surface Laptop 4 as well; the IPTS devices exist, yet it fails momentarily after starting. Tigerlake devices don't have IPTS. The module shouldn't...

I took a look at the data you recorded and to me it mostly seems fine. No ghost touches, and no touches that get misdetected as palms. I see three...

Recent versions of KDE have a tablet mode that makes the interface easier to use with a touchscreen. It increases the size of the title bar and adds more spacing...

The stability config option only changes in how many frames the contact has to appear before it is marked as stable. The tracking algorithm this is based on uses relative...

In your video you can clearly see the position (the number in the middle of the ellipse) jitter. Also, press and hold gestures should not depend on the aspect ratio...

I took a closer look at the stability checking code, and wow. I don't know what I thought when I wrote that code, because its not just broken, it is...

And is hidraw0 your touchscreen device? What surface do you have? Did you install the required kernel driver? (ithc or ipts from git master branch)

Let me repeat my question: Is hidraw0 your touchscreen device? You cant just use any hidraw device you want, you need to use the correct one. The readme contains a...

This definitely looks interesting. But I am not sure if this can help us much to be honest. I only skimmed over the code briefly, but I got the impression...

So I went back to this and took a closer look at the code. Also read up a bit on Kalman filters. Turns out I was completely wrong. This is...