On Wed, Sep 9, 2015 at 1:20 PM, Gerd Hoffmann <kra...@redhat.com> wrote: > Signed-off-by: Gerd Hoffmann <kra...@redhat.com> > --- > ui/sdl2-2d.c | 13 +++++++++++++ > 1 file changed, 13 insertions(+) >
Reviewed-by: Marc-André Lureau <marcandre.lur...@redhat.com> > diff --git a/ui/sdl2-2d.c b/ui/sdl2-2d.c > index d0b340f..191ee3b 100644 > --- a/ui/sdl2-2d.c > +++ b/ui/sdl2-2d.c > @@ -45,10 +45,23 @@ void sdl2_2d_update(DisplayChangeListener *dcl, > return; > } > > + /* > + * SDL2 seems to do some double-buffering, and trying to only > + * update the changed areas results in only one of the two buffers > + * being updated. Which flickers alot. So lets not try to be > + * clever do a full update every time ... > + */ > +#if 0 > rect.x = x; > rect.y = y; > rect.w = w; > rect.h = h; > +#else > + rect.x = 0; > + rect.y = 0; > + rect.w = surface_width(surf); > + rect.h = surface_height(surf); > +#endif > > SDL_UpdateTexture(scon->texture, NULL, surface_data(surf), > surface_stride(surf)); > -- > 1.8.3.1 > > -- Marc-André Lureau
