Messages in this thread | | | Subject | Re: [PATCH] input: Add a detailed multi-touch finger data report protocol | From | Jim Gettys <> | Date | Fri, 21 Nov 2008 09:43:44 -0500 |
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Interesting.... I know of the a different case: a device which certainly does not report ellipses, rather reports x, y, dx, dy. - Jim
On Thu, 2008-11-20 at 00:34 +0100, Henrik Rydberg wrote: > 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 > -- Jim Gettys <jg@laptop.org> One Laptop Per Child
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