[L2Ork-dev] GOP redraw bug

[Ivica Bukvic]

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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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