[Etoys] Attempt to interactive geometry in SqueakLand-OLPC
karl
karl.ramberg at chello.se
Wed Jan 3 16:51:39 EST 2007
Hilaire Fernandes skrev:
> Hello all,
>
> I have installed and played a bit with my DrGeoII package[1] within
> SqueakLand-OLPC image. DrGeoII is about interactive geometry within
> Squeak, it is a major rewrite of an C++/GTK+ application[2].
>
> Loading the specific version 72[3] in SqueakLand-OLPC is no problem.
> From a workspace, executing "DrGApp new" open a new sketch ready for
> manipulation.
>
> So far the compatibility is quite good. It is not surprising as
> DrGeoII was written with Squeak3.8. I have tested the Etoys scripting
> over geometric point of DrGeoII and it works ok.
>
> The interface is still in French, but this can be changed easily.
> However I have noted the accented characters in the DrGeoII messages
> are not good. I am not sure but I think the characters in DrGeoII are
> UTF-8, and those characters were inputed from a Squeak3.8 image. I
> don't understand why it is becoming incompatible. Any idea?
>
> Another point I am curious about is how responsive is DrGeoII within a
> OLPC. On my AMD1000Mhz machine it is very smooth and interactive but
> it may be different story with the OLPC and Geode CPU (as long as
> Geode integrates a FPU it should be just fine)
> If someone with an OLPC unit could load it[3] and report it there I
> would be very interested.
>
> Hilaire Fernandes
>
>
> [1]
> http://www.univ-savoie.fr/Portail/Groupes/fernandes/demos/2-thales/index.html
>
> http://www.univ-savoie.fr/Portail/Groupes/fernandes/demos/4-mosaique/index.html
>
>
> [2]
> http://www.ofset.org/drgeo
>
> [3]
> http://www.squeaksource.com/DrGeoII/DrGeoII-HilaireFernandes.72.mcz
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>
Looks very interesting. I don't have a laptop to test on and I don't
read French so I'll wait for the translation.
Karl
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