Re: [PD] Infrared tracking Mac OS

2013-04-29 Thread Jim Hickcox
I worked on a project about a year ago where I was doing IR tracking for as
cheap as I could, and the solution I ended up with was a relatively cheap
security camera and an analog to digital video converter. It was for an
installation, so it ran for a while, and it wasn't the most stable, but
once you got it going it would generally work for a few hours just fine.

-Jim Hickcox
www.jimhickcox.com





On Thu, Apr 25, 2013 at 1:12 AM, Jma/celeonet j...@jeanmarie-adrien.netwrote:

 Hello,
 I am looking for an affordable IR camera for use on Mac OS with passive
 markers : has anyone a reference to recommand ?
 (Im an IR newbee)
 Is there somewhere a Mac driver for the V120 slim by Optitrack  ?

 Thanks a lot !

 JmAdrien
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Re: [PD] CueFrog: theatre cue player framework initial release

2012-06-20 Thread Jim Hickcox
Hey Jörn,

I just gave this a quick look-over it and appears to be super handy.
Probably I will use this on the next show I do instead of the copy of
qlab I have that's registered to some theater I worked at once. It's
nice to have tools that I can modify for my own needs.

Thanks for sharing!

-Jim Hickcox
www.jimhickcox.com



On Wed, Jun 20, 2012 at 5:29 PM, Jörn Nettingsmeier
netti...@stackingdwarves.net wrote:
 hi everyone!


 thanks to the excellent pd documentation out there and lots of hand holding
 by friendly pd gurus on this list and elsewhere, here's my humble take at
 creating a theatre cue player with pd that does what i need... all the heavy
 lifting is done by august black's excellent readanysf~, thanks for making
 this tool available!

 CueFrog is designed to be multi-instance capable, so you can create as many
 decks as your machine can handle, and makes use of lots of send/receive
 ports to simulate some kind of object-oriented encapsulation stuff, based on
 my (limited) understanding of a model/view/controller paradigm.

 grab it:
 http://stackingdwarves.net/public_stuff/software/CueFrog/CueFrog-0.0.2.tar.gz

 it's documented, so you should get it going in no time. i'm sure there are
 many quirks there, and i found out it's very easy to create race conditions
 in pd, so no warranties :)
 comments and suggestions for improvements are most welcome.

 i have a vbap-based panning automation in the works (which has already been
 used live at a theatre festival), but the code is in
 oh-my-good-tomorrow-is-dress-rehearsal shape, so forgive me for withholding
 it another month or so.

 and before you ask: frogs are cute. and when the director makes me jump, i
 need tools that jump along :-D


 best,


 jörn


 --
 Jörn Nettingsmeier
 Lortzingstr. 11, 45128 Essen, Tel. +49 177 7937487

 Meister für Veranstaltungstechnik (Bühne/Studio)
 Tonmeister VDT

 http://stackingdwarves.net



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Re: [PD] OT: pd and strobe light

2012-05-19 Thread Jim Hickcox
Rich,

Of those you listed, the only one I have tested is this:
http://www.thomann.de/ie/enttec_dmx_usb_pro_interface.htm
And it worked just fine (which is why I didn't test others).

-Jim Hickcox
www.jimhickcox.com



On Sat, May 19, 2012 at 6:53 PM, richard duckworth
richduckwo...@yahoo.com wrote:
 Hi,
 further to this - DMX off Pd is something we were talking about for the
 lighting for the next Pd mini-Con.
 Which of these Enttec boxes is suitable?

 http://www.thomann.de/ie/search_dir.html?xsid=bc7710294ebbeabfb05895ba66c99ac3sw=enttec++dmx+usb+prox=0y=0

 Thanks,

 Rich Duckworth
 Lecturer in Music Technology
 Department of Music
 House 5
 Trinity College
 Dublin 2
 Ireland

 Tel 353 1 896 1500



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Re: [PD] OT: pd and strobe light

2012-05-18 Thread Jim Hickcox
Hey Flad.

I just built, ran, and tore down an installation where I was using Pd
to control an Enttec DMX USB Pro. It is certainly possible. Unless you
are using a PC, as far as I can tell, you will have to buy a separate
piece of control software, but on a machine running Windows you can do
it for free.

This guy is how: http://code.google.com/p/enttecosc/
That is the linkage. You need to install the Enttec software and
drivers, and then you install enttecosc, and you can call the DMX USB
Pro as a COM port (typically com3).

If you have more specific questions, I just spent a lot of time
hashing this out, so I might be able to help you. Also if you're
looking for pieces, the dude I was working for would probably happily
sell you the pieces cheaper than new. I can't help you with strobes,
though. I imagine all kinds of DJ strobes take DMX.

-Jim Hickcox
www.jimhickcox.com



On Fri, May 18, 2012 at 7:14 PM, flad chester flad.ches...@gmail.com wrote:
 Hi, im new in the list and also new with pd, i  need to control a
 stroboscopic light with puredata using dmx protocol.
 I have a couple of questions:
 Is it possible to use the enttec  dmx usb pro  with puredata?
 i also would like to know which strobes light should be a good option for
 using with enttec  dmx usb pro and pd?
 Do anybody have experience on this?

 thanks in advance


 Flad



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Re: [PD] PhD Defense / Acknowledgement to the Pd-list

2012-04-20 Thread Jim Hickcox
Good luck with the defense!

On Fri, Apr 20, 2012 at 9:55 AM, Hans-Christoph Steiner h...@at.or.at wrote:

 Congratulations on finishing it!  Hope the defense went well.

 .hc

 On Apr 10, 2012, at 12:49 AM, Alexandre Torres Porres wrote:

 Hi Folks

 I defend my PhD thesis this friday here in Brazil. I'd like to share it with
 you because this list has always been very helpful, I actually made a remark
 about it in my acknowledgements. And I also put a special remark to all who
 were here for PdCon09, that was a great experience for me! :)

 My draft text, submitted to the board, is at the following
 link; https://docs.google.com/open?id=0B3AoiT0xk8fnZThjOWQ3YzUtOGUzYS00NGVjLTkwN2QtZjE1MmExZDY0Y2Ey I
 shall update it though after friday according to the feedback. Then I'll
 release an official one later one. Wish me luck.

 I know most of you can't read portuguese, sorry.

 I've used lots of Pd in the research as you might wonder, and there several
 figures on the text all made from patches. As soon as I get to clean them
 all along with the text, I'll spread it out over here.

 Thanks a lot people

 'til next time
 Alex

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 [W]e have invented the technology to eliminate scarcity, but we are
 deliberately throwing it away to benefit those who profit from scarcity.
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Re: [PD] connecting Pd to LEDs

2012-03-27 Thread Jim Hickcox
For the archives, I had emailed my brother in law Pete about the
potential of using an arduino chip to process the midi and send the
signals to the LEDs, and his response was fairly enlightening as well,
so here's that in case it's helpful for the future:


The analog outputs of the arduino are in fact pulse width modulated
(PWM) digital signals. These are easy to convert into an analog
voltage with a filter but you dont have to worry about that.
The best way to dim an LED is with PWM. What this means is that the
LED turns on and off really fast. The brightness is a result of the
ratio of ON to OFF per cycle, thats pulse width.

The arduino makes this really easy. When you assign a value to an
analog output it translates that into a PWM ratio. So with a little
midi translation you should easily be able to take midi data and make
it into a value between 0 and 256 which you can send to a few analog
outputs.

BUT

you cant drive high power LEDs directly from the arduino.
A regular LED draws about 15mA. The arduino outputs can drive (I
think) around 20mA each.
A high power LED or LED array can draw at least a full AMP (1000mA).
The solution to this is a simple transistor based LED driver. A driver
is an amplifier and an isolator. It essentially takes very low current
from the arduino and outputs high current to the LEDs.
The kind of driver you use and the amount of current it supplies will
depend on the LED array you want to drive.




On Tue, Mar 27, 2012 at 1:45 AM, Jim Hickcox tango.mceff...@gmail.com wrote:
 Thank you all for getting back to me.

 Patrick:
 I actually tried to call Enttec today, but both of their sales people
 were on an airplane, and they should get back to me tomorrow I guess.
 But what do you need? They have a usb to dmx, right? And then you need
 the driver, and then just the lights? That seems pretty
 straightforward.

 Max:
 That udmx looks awesome, if it's a functional thing.

 Jean-Marie/Björn:
 Thanks for the heads up on interface-z. I'd never heard of them. Looks
 easy enough.

 Charles:
 I guess I don't know how to just do a dmx output. Although, now I seem
 to have some options.

 Again, thanks all.

 -Jim



 2012/3/26 Björn Eriksson miu...@gmail.com:
 Found this when as suggested doing some googling on Interface-Z - on this
 page some test pd patches and more...
 http://www.interface-z.com/produits/act054_8_trans-puiss.htm
 and a vid:
 http://www.youtube.com/watch?v=JAjILa4MOu8

 /Björn Eriksson


 On Mon, Mar 26, 2012 at 9:35 PM, Jean-Marie Adrien
 j...@jeanmarie-adrien.net wrote:

 hi
 if you're in a hurry, google interface-z
 jmadrien

 Le 26 mars 2012 à 20:02, Jim Hickcox a écrit :

  Hey there.
 
  I am working on an architectural installation with a guy and part of
  the goal is to control some dim lighting from Pd.
  Does anyone have any experience with the steps for taking the midi
  output and making that control some LEDs?
  Any recommended workflows?
  I was thinking about trying to build something with an arduino, but
  maybe there's something more time-efficient, since I only sort of know
  what I am doing.
 
  Any suggestions would be appreciated.
 
  -Jim
 
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[PD] connecting Pd to LEDs

2012-03-26 Thread Jim Hickcox
Hey there.

I am working on an architectural installation with a guy and part of
the goal is to control some dim lighting from Pd.
Does anyone have any experience with the steps for taking the midi
output and making that control some LEDs?
Any recommended workflows?
I was thinking about trying to build something with an arduino, but
maybe there's something more time-efficient, since I only sort of know
what I am doing.

Any suggestions would be appreciated.

-Jim

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Re: [PD] connecting Pd to LEDs

2012-03-26 Thread Jim Hickcox
Thank you all for getting back to me.

Patrick:
I actually tried to call Enttec today, but both of their sales people
were on an airplane, and they should get back to me tomorrow I guess.
But what do you need? They have a usb to dmx, right? And then you need
the driver, and then just the lights? That seems pretty
straightforward.

Max:
That udmx looks awesome, if it's a functional thing.

Jean-Marie/Björn:
Thanks for the heads up on interface-z. I'd never heard of them. Looks
easy enough.

Charles:
I guess I don't know how to just do a dmx output. Although, now I seem
to have some options.

Again, thanks all.

-Jim



2012/3/26 Björn Eriksson miu...@gmail.com:
 Found this when as suggested doing some googling on Interface-Z - on this
 page some test pd patches and more...
 http://www.interface-z.com/produits/act054_8_trans-puiss.htm
 and a vid:
 http://www.youtube.com/watch?v=JAjILa4MOu8

 /Björn Eriksson


 On Mon, Mar 26, 2012 at 9:35 PM, Jean-Marie Adrien
 j...@jeanmarie-adrien.net wrote:

 hi
 if you're in a hurry, google interface-z
 jmadrien

 Le 26 mars 2012 à 20:02, Jim Hickcox a écrit :

  Hey there.
 
  I am working on an architectural installation with a guy and part of
  the goal is to control some dim lighting from Pd.
  Does anyone have any experience with the steps for taking the midi
  output and making that control some LEDs?
  Any recommended workflows?
  I was thinking about trying to build something with an arduino, but
  maybe there's something more time-efficient, since I only sort of know
  what I am doing.
 
  Any suggestions would be appreciated.
 
  -Jim
 
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[PD] patching circles other than New York

2012-02-19 Thread Jim Hickcox
I am wicked jealous of Sofy's New York Patching circle, because I'm
just far enough away and just employed enough that I can't get up for
it.

Are there folks near Washington DC who would like to have a patching circle?
I will try to organize a space if there are some people into it
And there can be beer here, too, if that's all it takes.

-Jim Hickcox
www.jimhickcox.com

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