[Etoys] Avoiding batching of script execution

[Bert Freudenberg]

Am 11.10.2008 um 19:42 schrieb Karl Ramberg:

> Bert Freudenberg wrote:
>> Am 11.10.2008 um 16:34 schrieb Karl Ramberg:
>>
>>
>>> Bert Freudenberg wrote:
>>>
>>>> Am 11.10.2008 um 14:12 schrieb karl:
>>>>
>>>>
>>>>
>>>>> I have made a Lidenmayer drawing system (again) with branching,
>>>>> but  I'm
>>>>> running into a issue where the script works fine on single step  
>>>>> but
>>>>> batch stuff together in ticking mode. Is there a way to force the
>>>>> update
>>>>> between each tick ?
>>>>> I've turned batching pentrails on and of but it does not seem to
>>>>> be  the
>>>>> issue here.
>>>>>
>>>>>
>>>> Should work ... can you upload the project somewhere?
>>>>
>>> http://wiki.laptop.org/images/c/c2/New_draw_system.011.pr
>>>
>>> Press button 'Ellipse startRegenerate' then 'Ellipse startDrawing'
>>> this will batch the drawing.
>>> Press button 'Ellipse startRegenerate' again then single step script
>>> 'Ellipse draw' in the viewer, this works.
>>>
>>
>>
>> Nice project!
>>
>> That is indeed a mysterious bug. Holding down the exclamation button
>> indeed draws everything fine - even when setting generations to 1  
>> or 2
>> before startRegenerating.
>>
>> And when setting generations to 1 another bug manifests: when setting
>> to tick, the ellipse jumps to the lower left at some point.
>>
>> I have no idea what's going on, or even how to debug this - will have
>> to wait to next week (we're writing a paper ...).
> Thanks for looking at this.
> The problem must be in my script that sets the new heading and  
> location,
> it seems to ignore the changes to Ellipse all together.
> I tested to change that script to do other stuff to Ellipse but the
> changes were ignored. I'm very curious to why
> this happens...


Hah! That's a hint. Your ellipse's copies will still be ticking ...  
that would cause problems indeed.

- Bert -