This seems relevant: https://medium.com/concerning-pharo/pharo-pi-9eef257b6a21#.ay5v86peq https://www.youtube.com/watch?v=sfxFqQIuawg
Peter On Sun, Apr 17, 2016 at 9:52 AM, stepharo <steph...@free.fr> wrote: > First hello and welcome to Pharo. > > Second can you be clear about what you want to achieve? > > > I have Squeak on a RPi but I don't know how to access any USB peripherals >> or how to make primitives to do so. I want to use RPi for controlling a >> microcontroller and processing webcam video for my robot. >> > That would be really nice. > >> If I can't get that in Smalltalk can it be added >> > I do not know RPi > the system can be extended > - adding a vm pluging (check the new blue book on my web page to > get an idea) > - doing an FFI call (now I do not know the status of the FFI on > rasp) > > or what language should I move to? >> >> I was referred to >> http://car.mines-douai.fr/category/software/pharos/ >> but I can't get it to work on RPi. >> > What are the exact problems you face? > Because this is a bit short. > >> >> A major focus of RPi is to teach electronics but without access to the >> peripherals, Smallltalk is not useful. But some access is available in >> Scratch which is built on top of Squeak so why can't I get access to that >> code directly instead of going through the Scratch changes file? >> > I do not know. May be this is just one pluging missing. > Did you check Phratch? > > > Why can't I get Smalltalk goodies like I used to buy from Digitalk? >> > You see: > - the world got more complex we provide vm for OSX, iOS, Windows > (different flavors), rasp, android, linux (different flavors), > - second so far Pharo is free. Now you can help either by offering > some time or putting money for a bounty on the table > - third we are really busy making sure that Pharo 5.0 is on time and > robust. > >> With all the VM work, there must be a way to hook up C++ code like OpenCV >> to do real time video contours and other image recognition algorithms. >> > Forget about C++ the binary is not standard. You have to wrap the C++ > library into a C program and you could used (now it changed because > we do not use nativeboost anymore). > > Dolphin has a somewhat easy way to add primitives. >> > Pharo too. > > You should read the uFFI draft documentation. Check the mail if was sent > recently. > > >> If Squeak all in one contains package bundles only for Mac, why not >> include essentials for RPi? >> > > >
