[PD] Pure Data/Arduino course webpage

[John Harrison]

Please steal freely. This is all public domain.

Thanks for the tips on making them work on OSX.

-John

On Thu, May 17, 2012 at 4:07 PM, Max <abonnements at revolwear.com> wrote:

>
> Am 14.05.2012 um 14:32 schrieb John Harrison:
> > One thing I wrote as an example for the students in the class was a
> color tracker which could track primary colors. I thought I saw a
> conversation on the list earlier were somebody was writing an external for
> color tracking, but at least primary colors can all be tracked in Gem.
> Maybe it's obvious but in case it's not:
> >
> http://cratel.wichita.edu/blogs/ee577aspring2012/forum2/code-group3/pd-patches-forum4/2-color-trackers-thread16/
>
> john, nice patches. may i steal bits of that for my „bewegungsmelder"
> collection?
> i had to do three things to make them work for me
> 1. add [declare -lib Gem] to make Gem load
> 2. add [pix_rgba] because the default colorspace on os x is yuv
> 3. invert the Y axis by changein *8 -4 to *-8 +4
>
> max
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