Oops, forget my message!
:-)
Michael.
> Hi Lau,
>
> What's up?
>
> Do you think you will have time this week to work on the raw
> touchscreen data that we sent you?
>
> That's a quite critical issue for us, and if you think you can't take
> care of this in the next days (or the next week-end), I think I will
> implement a brute-force temporary workaround.
>
> The idea is to use a simple look-up table based on the 120 points from
> one of our harvest files. When it gets a point from the touchscreen
> device, the h2200_lcd driver would look up the real screen coordinates
> from the 2 closest measured x and y coordinates, and would perform a
> linear interpolation (or extrapolation if the point is outside the
> measured area).
>
> That would consume a bit of RAM, but not much CPU. So, it won't hurt
> to use this in the beginning instead of a better solution as the one
> you may propose.
>
> Cheers,
>
> Michael.
>
-- Michael Opdenacker http://opdenacker.org/Received on Tue May 18 08:35:04 2004
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