[Sugar-devel] [Physics] Rollerball

[Gary C Martin]

On 9 Aug 2009, at 00:44, Asaf Paris Mandoki wrote:

> Hi,
>
> I just committed a new version of the Physics activity that has the
> roll tool. Of course we need a better name for the tool.
>
> It wouldn't bother me to remove the motor tool now. The behavior of a
> pinned rolling body is similar enough.
>
> The tool stores two parameters in a clicked body: the target angular
> velocity and the strength of the roll.
>
> I hope you can give me all of your opinions. It's fun to create a
> marching box army :-)

Fab, I'll give it a test later tonight!

How close are you to committing your new json save format? Still  
hoping to test ASAP that so we can get a v3 release out the door :-)

Regards,
--Gary

> Greetings,
> Asaf
>
> On Thu, Jul 30, 2009 at 8:26 PM, Asaf Paris  
> Mandoki<asafpm at gmail.com> wrote:
>> Hi,
>>
>> When we had our IRC meeting we talked about adding a rotational
>> actuator that wasn't pinned. I suggested replacing the current motor
>> with this free actuator. What was the concern raised by replacing the
>> motor tool with  the rotation actuator? I really think we should
>> replace it completely, at least for now that we don't have a layered
>> toolbar. The behavior I have in mind is somehow like what I showed  
>> you
>> but It will apply the same angular acceleration to big and small
>> objects until they reach a max angular velocity. I think that will be
>> quite similar to the motor tool except that it wouldn't be pinned.
>>
>> Greetings,
>> Asaf
>>