Re: [PATCH] input: Add a detailed multi-touch finger data report protocol

Henrik Rydberg
2008-11-19T23:34:50Z

Jim Gettys wrote:
[...]
> Also, I'm still concerned about using elipses. I doubt very much any
> hardware will ever be reporting elipses; more likely are parallelograms,
> or trapezoids, other simple geometric figures, rather than a center with
> size and orientation.

The bcm5974 chip is doing precisely this.

Henrik