[PD] Pd-list Digest, Vol 85, Issue 56

Rishabh Natarajan rishabh.natarajan at gmail.com
Thu Apr 19 01:49:57 CEST 2012


Hi Charles,

For some reason your email did not reach me, perhaps you wrote to the
pd-list in general. Hence I did
not reply to you :( Maybe I should try what you did, refreshing MIDI
settings and change audio latency. I
will give it a try, thanks for letting me know!

Regards,
Rishabh

On Wed, Apr 18, 2012 at 7:13 PM, <pd-list-request at iem.at> wrote:

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> Today's Topics:
>
>   1. HID double triggers (James Dunn)
>   2. Re: HID double triggers (Andrew Faraday)
>   3. Re: HID double triggers (Andrew Faraday)
>   4. Devs Love Bacon (Andrew Faraday)
>   5. Re: MotorMix to PD (Rishabh Natarajan)
>
>
> ----------------------------------------------------------------------
>
> Message: 1
> Date: Wed, 18 Apr 2012 16:53:44 +0100
> From: James Dunn <james at 4thharmonic.com>
> Subject: [PD] HID double triggers
> To: Pd List <pd-list at iem.kug.ac.at>
> Message-ID: <4F8EE388.5070302 at 4thharmonic.com>
> Content-Type: text/plain; charset="iso-8859-1"; Format="flowed"
>
> Hi list,
>
> recently I've been playing around with [hid] again and still have the
> issue with double triggers on linux (see previous post here
> <http://www.mail-archive.com/pd-list@iem.at/msg32170.html>).
>
> I've downloaded the latest version of
> Pd-0.43.1-extended-ubuntu-lucid-i386.deb
> <
> http://autobuild.puredata.info/auto-build/latest/Pd-0.43.1-extended-ubuntu-lucid-i386.deb
> >
> but I have the same problem with my existing Arch Linux installation on
> my laptop as well.
>
> It works fine on Mac 10.6. The problem is that I basically get two
> identical events for each key press and release, ie:
>
> [hid] 0.7, written by Hans-Christoph Steiner <hans at eds.org>
>     compiled on Apr 15 2012 at 08:12:47
> [hid] opened device 4 (/dev/input/event4): AT Translated Set 2 keyboard
> print: key key_u 1
> print: key key_u 1
> print: key key_u 0
> print: key key_u 0
>
> Is anyone else having this problem?
>
> thanks
>
> James
> <
> http://autobuild.puredata.info/auto-build/latest/Pd-0.43.1-extended-ubuntu-lucid-i386.deb
> >
>
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>
> ------------------------------
>
> Message: 2
> Date: Wed, 18 Apr 2012 18:27:15 +0000
> From: Andrew Faraday <jbturgid at hotmail.com>
> Subject: Re: [PD] HID double triggers
> To: <pd-list at iem.kug.ac.at>
> Message-ID: <COL120-W267C3A216EDD2E1E27369DE3C0 at phx.gbl>
> Content-Type: text/plain; charset="iso-8859-1"
>
>
> I've had this problem before with [hid], apparently it's a hardware issue
> called 'debouncing', which is often ignored because it is often irrelevant
> (pushed is pushed, for game controllers, rather than a button-on/button-off
> signal used for most music systems).
>
> You can deal with the problem in pure data by using a trigger, float and
> delay of one millisecond. See the attached patch, click the message boxes
> and watch your terminal for the result.
>
> I hope this helps.
>
> Andrew
>
> Date: Wed, 18 Apr 2012 16:53:44 +0100
> From: james at 4thharmonic.com
> To: pd-list at iem.kug.ac.at
> Subject: [PD] HID double triggers
>
>
>
>
>
>
>
>    Hi list,
>
>
>
>    recently I've been playing around with [hid] again and still have
>    the issue with double triggers on linux (see previous post here).
>
>
>
>    I've downloaded the latest version of
>
>    Pd-0.43.1-extended-ubuntu-lucid-i386.deb
>    but I have the same problem with my existing Arch Linux installation
>    on my laptop as well.
>
>
>
>    It works fine on Mac 10.6. The problem is that I basically get two
>    identical events for each key press and release, ie:
>
>
>
>    [hid] 0.7, written by Hans-Christoph Steiner
>      <hans at eds.org>
>
>          compiled on Apr 15 2012 at 08:12:47
>
>      [hid] opened device 4 (/dev/input/event4): AT Translated Set 2
>      keyboard
>
>      print: key key_u 1
>
>      print: key key_u 1
>
>      print: key key_u 0
>
>      print: key key_u 0
>
>
>
>    Is anyone else having this problem?
>
>
>
>    thanks
>
>
>
>    James
>
>
>
>
>
> _______________________________________________
> Pd-list at iem.at mailing list
> UNSUBSCRIBE and account-management ->
> http://lists.puredata.info/listinfo/pd-list
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>
> ------------------------------
>
> Message: 3
> Date: Wed, 18 Apr 2012 18:29:04 +0000
> From: Andrew Faraday <jbturgid at hotmail.com>
> Subject: Re: [PD] HID double triggers
> To: <pd-list at iem.at>
> Message-ID: <COL120-W33B40DD1AC1F86A3467023DE3C0 at phx.gbl>
> Content-Type: text/plain; charset="iso-8859-1"
>
>
> From: jbturgid at hotmail.com
> To: pd-list at iem.kug.ac.at
> Subject: RE: [PD] HID double triggers
> Date: Wed, 18 Apr 2012 18:27:15 +0000
>
>
>
>
>
> I've had this problem before with [hid], apparently it's a hardware issue
> called 'debouncing', which is often ignored because it is often irrelevant
> (pushed is pushed, for game controllers, rather than a button-on/button-off
> signal used for most music systems).
>
> You can deal with the problem in pure data by using a trigger, float and
> delay of one millisecond. See the attached patch, click the message boxes
> and watch your terminal for the result.
>
> I hope this helps.
>
> Andrew
>
> Date: Wed, 18 Apr 2012 16:53:44 +0100
> From: james at 4thharmonic.com
> To: pd-list at iem.kug.ac.at
> Subject: [PD] HID double triggers
>
>
>
>
>
>
>
>    Hi list,
>
>
>
>    recently I've been playing around with [hid] again and still have
>    the issue with double triggers on linux (see previous post here).
>
>
>
>    I've downloaded the latest version of
>
>    Pd-0.43.1-extended-ubuntu-lucid-i386.deb
>    but I have the same problem with my existing Arch Linux installation
>    on my laptop as well.
>
>
>
>    It works fine on Mac 10.6. The problem is that I basically get two
>    identical events for each key press and release, ie:
>
>
>
>    [hid] 0.7, written by Hans-Christoph Steiner
>      <hans at eds.org>
>
>          compiled on Apr 15 2012 at 08:12:47
>
>      [hid] opened device 4 (/dev/input/event4): AT Translated Set 2
>      keyboard
>
>      print: key key_u 1
>
>      print: key key_u 1
>
>      print: key key_u 0
>
>      print: key key_u 0
>
>
>
>    Is anyone else having this problem?
>
>
>
>    thanks
>
>
>
>    James
>
>
>
>
>
> _______________________________________________
> Pd-list at iem.at mailing list
> UNSUBSCRIBE and account-management ->
> http://lists.puredata.info/listinfo/pd-list
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>
> ------------------------------
>
> Message: 4
> Date: Wed, 18 Apr 2012 19:34:12 +0100
> From: Andrew Faraday <jbturgid at hotmail.com>
> Subject: [PD] Devs Love Bacon
> To: <pd-list at iem.at>
> Message-ID: <COL120-W208B19B506CF14AC5F167CDE3C0 at phx.gbl>
> Content-Type: text/plain; charset="iso-8859-1"
>
>
> Hey Guys
>
> I Just a quick question, are any of the uk pure dataists going to the Devs
> Love Bacon conference this weekend?
>
> Cheers
>
> Andrew
>
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> ------------------------------
>
> Message: 5
> Date: Wed, 18 Apr 2012 19:12:50 -0400
> From: Rishabh Natarajan <rishabh.natarajan at gmail.com>
> Subject: Re: [PD] MotorMix to PD
> To: Cyrille Henry <ch at chnry.net>
> Cc: pd-list <pd-list at iem.at>
> Message-ID:
>        <CAJYU2AFSx1BXtPYWc-F7HjtLD9dvhB0cUjeiD3U7D5RrPLHttQ at mail.gmail.com
> >
> Content-Type: text/plain; charset="iso-8859-1"
>
> Thanks Cyrille and Pierre for replying to me.
>
> @Pierre: I am definitely just a novice in pd, and so some of the
> explanation you sent me seemed quite hard to follow for me :( I did read
> the Motormix manual myself and found out, like you said, that it outputs 9
> bits of information that only 7 need to actually be used to get the fader
> information, but I've still no idea how to do that. I came across this
> MIDIvice external for pd with specific support for Motormix but I'm not
> able to use the makefile in that set of files to create the external
> correctly. Also, there is an object written for Max to again deal
> specifically with the Motormix. Is there any way to get this object to work
> with pd? (Perhaps along the line of the cyclone library which holds most of
> Max's objects)
>
> @Cyrille:I will try the print object to see all the other values coming out
> from moving the Motormix fader. I found that the faders started from number
> 32 onwards, but I'm not sure which of the ctlin's outlets to connect to the
> vslider in the patch. I created an object ctlin with argument 32 and then
> connected the leftmost outlet to the first vslider. With every movement of
> the Motormix fader, the vslider kept jumping positions but either went back
> to it's lowest value or just stuck to some other value. It never moved
> along with the motormix fader. As for getting the motor to move the faders
> using ctlout, I've not got to that stage yet but hopefully with your
> advice, I will be able to achieve the movement.
>
> I hope you guys (or anyone else) can help me out some more with this.
>
> Thanks!
> Rishabh
>
> On Wed, Apr 18, 2012 at 4:38 AM, Cyrille Henry <ch at chnry.net> wrote:
>
> > hello,
> >
> > message 47 i probably a fader release information.
> > using print better than number you'll see that it's not the only message
> > you are receiving.
> >
> > fitering all information to have only fader movement is easy :
> > a "ctlin 0" object should output value of the 1st linear fader.
> > "ctlin 1" the 2nd etc
> >
> >  "ctlin 64" ... "ctlin 71" output rotation speed of the rotative fader
> > (they did not output an absolute value)
> >
> > for the toggle, it's a bit more tricky: you have to use 2 ctlin objects :
> > i used :
> > ctlin 47        ctlin 15
> > pack f f
> > route 66
> > sel 0 1 2 3 4 5 6 7
> >
> > in order to select press information from 1 raw of toggle.
> > the other raw should be almost similar.
> >
> > To move the fader thanks to the motor, you have to send 2 ctlout
> > information.
> > using midiout, you can send a message like : "176 0 $1 176 32 0" i.e.
> > sending value to ctlout 0, then sending 0 to ctlout 32.
> >
> >
> > toggle did not light on, because they can light in different colour, you
> > have to light them up manually.
> > to light up a specific toggle i used
> > "176 12 0 176 44 $1" where $1 value is 2 or 66, for 1st column fader,
> > using 176 12 1 for 2nd column etc.
> > i think 44 can be changed to address other raw, ans the $1 value for the
> > color.
> >
> > i don't have any motor mix since many many years, so can't help more, but
> > all can be made using simple ctlout. exapt display text on the screen
> that
> > need sysex messages.
> >
> > cheers
> > cyrille
> >
> >
> >
> >
> > Le 18/04/2012 06:05, Rishabh Natarajan a ?crit :
> >
> >> Hi folks,
> >>
> >>
> >> I'm building a virtual mixer in PD and need to be able to switch between
> >> sets of 8 channels. I have a Motormix midi controller and it's
> connected to
> >> pd via Mbox2 (MIDI cables going between Motormix and Mbox2, USB going
> from
> >> Mbox2 to Macbook Pro). Using the ctlin object and 3 number boxes, I can
> see
> >> that pd is able to detect the button presses or fader movements, but I
> am
> >> not able to make head or tail of the values that are showing up.
> Whether I
> >> move a fader up or down seems to just jolt the left most output and once
> >> the motion is stopped it comes back to the same value. I guess that only
> >> detects the motion of the fader. When I connect it to a Vslider object,
> the
> >> slider moves sometimes and sometimes it doesn't. The middle outlet
> seems to
> >> have the  number 47 on and when you move a slider, it shows the value
> for
> >> that particular slider, but comes back to 47 when you stop. When I press
> >> any button, nothing lights up on the console (though these are all
> supposed
> >> to light up and I'
> >>
> > ve
> >
> >> seen them lit) and now the left most channel shows the value for that
> >> button while the 47 just remains.
> >>
> >> I need to map this motormix soon, and any help with this will be a
> >> godsend.
> >>
> >> HELP!!
> >>
> >> Thanks,
> >> Rishabh
> >>
> >>
> >>
> >> ______________________________**_________________
> >> Pd-list at iem.at mailing list
> >> UNSUBSCRIBE and account-management ->  http://lists.puredata.info/**
> >> listinfo/pd-list <http://lists.puredata.info/listinfo/pd-list>
> >>
> >
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