multi-touch-dev team mailing list archive

[Rafi Rubin <rafi@xxxxxxxxxxxxxx>]

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>> A good comparison, I wouldn't be too surprised to hear that someone actually
>> does play with a gpu to accelerate gesture recognition :)
> 
> 
> Hehe, I thought of that but gesture recognition is so cheap compared
> with processing millions of vertexes that I believe the overhead of
> memory space transfers and context switching would overwhelm any
> benefits.  I could be wrong.

Yup, but there are always people who do things just because they can, rather
than out of sensibility.

>> As long as you don't need to drastically increase the effort for a client trying
>> to get the functionality it had with 1.0 in the new api, and you see a clear
>> path to implementation then I think this is quite sane.
> 
> I think the effort to obtain basic functionality with this plan will
> increase, in that the client will need to process input events more
> explicitly.  I think it is a worthwhile tradeoff in that no callback
> functions or region specifications are necessary.

I was thinking programmer effort, not processing overhead.
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