[PATCH] Revert "composite: Don't backfill non-bg-None windows"

Alex Deucher alexdeucher at gmail.com
Tue Mar 29 07:29:36 PDT 2011


On Tue, Mar 29, 2011 at 10:25 AM, Adam Jackson <ajax at redhat.com> wrote:
> This reverts commit 6dd775f57d2f94f0ddaee324aeec33b9b66ed5bc.
>
> Bugzilla: https://bugs.freedesktop.org/34427
>
> Signed-off-by: Adam Jackson <ajax at redhat.com>

Acked-by: Alex Deucher <alexdeucher at gmail.com>

> ---
>  composite/compalloc.c |   26 --------------------------
>  1 files changed, 0 insertions(+), 26 deletions(-)
>
> diff --git a/composite/compalloc.c b/composite/compalloc.c
> index e4064f6..7164c0d 100644
> --- a/composite/compalloc.c
> +++ b/composite/compalloc.c
> @@ -508,17 +508,6 @@ compUnredirectOneSubwindow (WindowPtr pParent, WindowPtr pWin)
>     return Success;
>  }
>
> -static int
> -bgNoneVisitWindow(WindowPtr pWin, void *null)
> -{
> -    if (pWin->backgroundState != BackgroundPixmap)
> -       return WT_WALKCHILDREN;
> -    if (pWin->background.pixmap != None)
> -       return WT_WALKCHILDREN;
> -
> -    return WT_STOPWALKING;
> -}
> -
>  static PixmapPtr
>  compNewPixmap (WindowPtr pWin, int x, int y, int w, int h, Bool map)
>  {
> @@ -539,21 +528,6 @@ compNewPixmap (WindowPtr pWin, int x, int y, int w, int h, Bool map)
>     if (!map)
>        return pPixmap;
>
> -    /*
> -     * If there's no bg=None in the tree, we're done.
> -     *
> -     * We could optimize this more by collection the regions of all the
> -     * bg=None subwindows and feeding that in as the clip for the
> -     * CopyArea below, but since window trees are shallow these days it
> -     * might not be worth the effort.
> -     */
> -    if (TraverseTree(pWin, bgNoneVisitWindow, NULL) == WT_NOMATCH)
> -       return pPixmap;
> -
> -    /*
> -     * Copy bits from the parent into the new pixmap so that it will
> -     * have "reasonable" contents in case for background None areas.
> -     */
>     if (pParent->drawable.depth == pWin->drawable.depth)
>     {
>        GCPtr   pGC = GetScratchGC (pWin->drawable.depth, pScreen);
> --
> 1.7.4
>
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