[Mesa-dev] [RFC][PATCH xserver] Multi-buffered flips on subsurfaces seg fault in Mesa
subdiff at gmail.com
Mon Jan 29 16:57:57 UTC 2018
Sorry, somewhat part of my message got removed. It should begin with:
"This is a RFC on a follow-up patch to my recently posted patch series on
xorg-devel mailing list to enable per window flips of Present Pixmaps to
The above patch series only allows flips..."
and so on.
On Mon, Jan 29, 2018 at 5:54 PM, Roman Gilg <subdiff at gmail.com> wrote:
> The above patch series only allows flips on a child window with the same
> dimensions as its parent xwl_window. For flips on child windows (for
> the video view port of a video player in windowed mode, see here:
> http://www.subdiff.de/assets/images/2017-07-28-a-new-beginning.jpg) I
> to use Wayland subsurfaces as in the attached patch.
> The flipping itself works well on Weston and on KWin. But when shutting
> KWin in the end I get always a segmentation fault in Mesa when cleaning up
> via eglTerminate(EGLDisplay) through libepoxy.
> I pinpointed the seg fault to be a missing destroyImage function pointer
> But I don't see currently what component is making the problems here or if
> problem lies in my code.
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