Re: SVG hack for display engine

[Gerry Agbobada]

Hello,

On Wed, Nov 17, 2021, at 05:46, Po Lu wrote:
> FWIW I am working on a port of Emacs to GTK 4, which doesn't use Cairo
> (which has been deprecated by the GTK developers), instead using the
> native GSK scene graph kit to draw.  It does something very similar to
> what your SVG rendering would be like, keeping a tree of render nodes
> around past calls to gtk_widget_draw, and modifying it from the RIF.
>
> Getting it to work mostly correctly was extremely painful, and it still
> struggles with leaks (where obscured render nodes are not pruned
> correctly by xg_fixup_render_table) and the lack of the scroll
> optimization.
>
> (If someone wants details on this, wait a few weeks.  I will probably
> have it in a usable state by then.)
>
> Thanks.


Is there a forge/repository online where you push your work on GTK4, I wonder 
what the changes/work to do look like.


-- 
Gerry Agbobada