[L2Ork-dev] GOP redraw bug

[Danny Imson]

Hello Dr. Ico,

Apologies, I sent an email to be able to download purr data from the github page. 

Thanks for the advise too. 

(Sent from my iPhone)
Warm regards,
Danny 

> On 5 Jun 2020, at 1:10 PM, Ivica Bukvic <ico at vt.edu> wrote:
> 
> 
> Danny, you have subscribed to the list, so you should be receiving all email traffic. If you do not wish to receive any further email you will need to unsubscribe using the link found in the footer of each email. You can also opt for receiving a daily digest. Please note if you unsubscribe, you will not be able to post to the list. This is to prevent potential spam. Hope this helps.
> 
> Best,
> 
> Ico
> 
> -- 
> Ivica Ico Bukvic, D.M.A.
> Director, Creativity + Innovation
> Institute for Creativity, Arts, and Technology
> 
> Virginia Tech
> Creative Technologies in Music
> School of Performing Arts – 0141
> Blacksburg, VA 24061
> (540) 231-6139
> ico at vt.edu
> 
> www.icat.vt.edu
> www.performingarts.vt.edu
> l2ork.icat.vt.edu
> ico.bukvic.net
> 
>> On Fri, Jun 5, 2020, 01:04 Danny Imson <dannyimson at gmail.com> wrote:
>> Hello, 
>> 
>> Apologies. I think it’s a mistake I’m in this thread. 
>> 
>> (Sent from my iPhone)
>> Warm regards,
>> Danny Imson, Composition and Music Technology 
>> School of the Arts Singapore 
>> 
>>>> On 5 Jun 2020, at 12:28 PM, Jonathan Wilkes <jon.w.wilkes at gmail.com> wrote:
>>>> 
>>> On Thu, Jun 4, 2020 at 11:13 PM Ivica Ico Bukvic <ico at vt.edu> wrote:
>>>> 
>>>> So, I tracked this problem down to the g_graph.c line 960 where
>>>> graph_vis 0 deletes all glist objects inside gop regardless whether they
>>>> are scalars or not and when graph_vis 1 is called it does not do
>>>> anything to the subwindow but only its representation on the parent
>>>> window. When commented out, this fixes the problem but likely breaks the
>>>> scalars. So, now I need to track if there is a way for glist to report
>>>> whether it has any scalars and if so, to delete and redraw them as part
>>>> of the graph_vis. This is all kind of hacky since this will result in 2
>>>> redraw cycles for each undo. Perhaps only catching scalars may be a way
>>>> to do this...
>>>> 
>>>> To reproduce the bug, use the attached patch, delete some objects in the
>>>> subpatch, then undo and they will all disappear, leaving only patch
>>>> cords and the gop rectangle.
>>> 
>>> Thanks for tracking this down. I'll have a look tomorrow.
>>> 
>>> -Jonathan
>>> 
>>>> 
>>>> Best,
>>>> 
>>>> Ico
>>>> 
>>>> --
>>>> Ivica Ico Bukvic, D.M.A.
>>>> Director, Creativity + Innovation
>>>> Institute for Creativity, Arts, and Technology
>>>> 
>>>> Virginia Tech
>>>> Creative Technologies in Music
>>>> School of Performing Arts – 0141
>>>> Blacksburg, VA 24061
>>>> (540) 231-6139
>>>> ico at vt.edu
>>>> 
>>>> www.icat.vt.edu
>>>> www.performingarts.vt.edu
>>>> l2ork.icat.vt.edu
>>>> ico.bukvic.net
>>>> 
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