Thanks.
I was looking for a property of a ball and not the field since we
can have balls of different density.

Stef

On 23 déc. 04, at 17:37, Takashi Yamamiya wrote:

> Hi Stéphane,
>
>> Hi
>> in odeco it seems that the weight of a ball is linked to its size.
>> Is there a way to create light large bubble such as bubble soap 
>> flying in the wind.
>> Stef
>> You can find really intriguing projects using ODECO at 
>> http://p7app.geneve.ch:8090/squeak/
>
> You could see "density" slot at ODECo category in a viewer of
> ODECo Field. Probably it is what you need. If you want
> more complicated situation, see
> ODEForceFieldMorph >> setODEStatus: and override it.
>
> I have to make more fine interface...
>
> Takashi
>
>