[PD] wacom usb tablet as controller ?
Hans-Christoph Steiner
hans at eds.org
Tue Apr 8 15:20:51 CEST 2003
On Tuesday, Apr 8, 2003, at 07:26 America/New_York, Christian Klippel
wrote:
> hi andre,
>
> Am Dienstag, 8. April 2003 13:17 schrieb Andre Schmidt:
>> as i got a wacom usb tablet lying around, i was wondering if it would
>> be
>> possible to use it as a controller for PD ?
>>
>> [...snip...]
>>
>> thnx at advance
>> -andre
>
> on linux that is very easy. basically, you just need to read out the
> usb event
> device. that is for example /dev/usb/event0 (but thats on my machine)
>
> the event interface is really simple, it gives out the raw events of a
> usb hid
> device, like "pen move absolute 100", of course all as numbers, not
> ascii.
> its just a packet of int's for each event-message.
>
> you may take a look at the usb object i started for jmax, as this just
> reads
> that event device.
>
> of course you need to have a kernel with usb, hid and event support
> (or have
> them as modules)
>
I am currently working on a Pd_linux object called [rawmouse] which
reads info direct from the Linux event interface. Once its done, it
should be trivial to make a [rawtablet] object. But its not done
yet...
.hc
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