[PD] GEM on raspberry pi

[Ali Momeni]

hello friends,
i'm very keen to try GEM/openGL on a Udoo board (http://udoo.org) which
DOES support OpenGL.
if anyone is up for trying it i can provide you with a board to try on.
should be a load of fun :)

ali


On Mon, Sep 9, 2013 at 9:24 AM, Dan Wilcox <danomatika at gmail.com> wrote:

> I'm curious to know if this works as well.
>
> Judging from the short readme, do the following on the RPI commandline
> (not tested).
>
> Long story short, you install git & cmake, then get the glshim source from
> gihub and build it. After that, you need to add the path to the built
> library files (.so) in the glshim folder so the system knows to look there
> and load that GL instead of the main system GL in /usr/lib.
>
> The main issue with the RPI is that it doesn't support old school GL, only
> GLES, so the intermediate mode commands etc don't work. glshim appears to
> be a wrapper that adds the functionality on ES. It may be a little slower,
> depending on how they've built it, but it should work ...
>
> #####
>
> cd ~/
> mkdir src
> cd src
>
> sudo apt-get install git-core cmake
>
> git clone https://github.com/lunixbochs/glshim.git
> cd glshim
> cmake . -DBCMHOST=1; make GL
>
> echo
> "export LD_LIBRARY_PATH=$LD_LIBRARY_PATH:$HOME/src/glshim/src/libGL.so.1"
> >> ~/.bash_profile
>
> #####
>
> ... now logout and login
> try GEM
>
> If that doesn't work / has problems, then as the readme says, you might
> need his patched version of glu, sooo:
>
> #####
>
> cd ~/src
> git clone git at github.com:lunixbochs/glues.git
> git checkout glu
> cmake .
> make
>
> #####
>
> Then edit the LD_LIBRARY_PATH in ~/.bash_profile and add the location of
> the compiled glues (not sure, there's no info in either repo readme):
>
> #####
>
> leafpad ~/.bash_profile
>
> #####
>
> Find this line (was added earlier):
>
> export LD_LIBRARY_PATH=$LD_LIBRARY_PATH:$HOME/src/glshim/src/libGL.so.1
>
> and add a new search path to the glues lib location you just built to it.
> As I said before, you'll have to find the .so lib files you built in the
> glues folder to knwo which path to add:
>
>
> export LD_LIBRARY_PATH=$LD_LIBRARY_PATH:$HOME/src/glshim/src/libGL.so.1:$HOME/src/glues/PATH/TO/LIB/SOS
>
> Good luck.
>
> On Sep 9, 2013, at 8:28 AM, pd-list-request at iem.at wrote:
>
> *From: *Richie Cyngler <glitchpop at gmail.com>
> *Subject: **Re: [PD] GEM on raspberry pi*
> *Date: *September 9, 2013 6:20:28 AM EDT
> *To: *dreamer <dreamer at puikheid.nl>
> *Cc: *pd-list <pd-list at iem.at>
>
>
> Thanks dreamer,
>
> I'll see if I can get that to work. Git confuses the hell out of me but
> the install instructions look pretty clear. Have you tried this? If so does
> GEM just work once glshim is installed?
>
> cheers
>
>
> On Mon, Sep 9, 2013 at 4:16 PM, dreamer <dreamer at puikheid.nl> wrote:
>
>> Perhaps have a look at glshim: https://github.com/lunixbochs/glshim
>>
>> Not all GEM functions are working yet, but anyone porting to GL ES could
>> start there.
>>
>
> --------
> Dan Wilcox
> @danomatika
> danomatika.com
> robotcowboy.com
>
>
>
>
>
>
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