Re: Re-drawing GtkDrawingArea surface on motion-notify-event

2017-03-21 Thread F.Reiter
Hallo, for lightning-fast, xor, rubberbanding, zooming, clipping ..  why not consider Open-GL ? Franz (https://github.com/gcad3d/gcad3d) ___ gtk-app-devel-list mailing list gtk-app-devel-list@gnome.org

Re: GTK+2 vs. GTK+3 signal “expose/draw/render” events

2016-10-04 Thread F.Reiter
On Mo, 2016-10-03 at 22:54 +0200, Sébastien Le Roux wrote: ad: > * (a) GTK2 + GtkGlext : works great ! > * (b) GTK3 + X11 : works just fine ! > * (c) GTK3 + GtkGLArea : does not work :-( > The OpenGL rendering is significantly slower in (b) than in (a) .. > * (a) : once > * (b) : 5