Re: Touchpad to MIDI

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On Tue, 27 Jul 2021 10:03:33 +0200
Lorenzo Sutton <lorenzofsutton@xxxxxxxxx> wrote:

>Hi Will,
>
>On 27/07/21 09:22, Will Godfrey wrote:
>> Does anyone know of software that can generate MIDI messages from a touchpad?  
>
>If, as I understand it, you mean a latptop touchpad (i.e. thing used 
>instead of a real mouse with your finger :-) ) Pure Data can definitely 
>do it in many different ways.
>
>The Pd 'vanilla' way would probably be using a canvas object(s) and 
>tracking movement as you 'drag' them around.
>
>There are a bunch of Pd externals (i.e. libraries not included in Pd you 
>need to compile and install separately), which can also do this in 
>various ways. [1]
>
>Once you have the touchpad detection / setting setup Pd has a set of 
>inclued midi sending obejects which are really easy to use to send CC, 
>notes etc.
>
>> 
>> The idea would be to send CCs to a sequencer or soft synth, but being able to
>> send it to an external hardware device would also be very useful.
>>   
>
>MIDI objects receive/send alsa-midi so you can route them to any 
>sequencer, synth or hardware device which can receive alsa-midi.
>
>Hope this helps.
>
>Lorenzo.
>
>[0] https://puredata.info/
>[1] There is also a Pd 'distribution' which comes packed with many many 
>externals out of the box, Purr Data: https://www.purrdata.net/


Thanks for all of this Lorenzo. I had been hoping for something lightweight,
however if I can find that round tuit I seem to have lost, this is certainly an
interesting (and potentially flexible) way of solving the problem.

Will.

-- 
Will J Godfrey
https://willgodfrey.bandcamp.com/
http://yoshimi.github.io
Say you have a poem and I have a tune.
Exchange them and we can both have a poem, a tune, and a song.
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