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Don't unnecessarily clear background twice in no EXPOSE_MASK case

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We already clear in begin_paint, no need to do it again. In fact, this
will get the wrong result if the background has alpha.
This commit is contained in:
Alexander Larsson 2012-02-19 11:55:22 +01:00
parent e3da2f55ea
commit fcb58f3c83
1 changed files with 1 additions and 12 deletions
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13
gdk/gdkwindow.c
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@ -3602,17 +3602,6 @@ gdk_window_clear_backing_region_direct (GdkWindow *window,
cairo_surface_destroy (paint.surface);
}
static void
gdk_window_clear_region_internal (GdkWindow *window,
cairo_region_t *region)
{
if (window->paint_stack)
gdk_window_clear_backing_region (window, region);
else
gdk_window_clear_backing_region_direct (window, region);
}
static void
gdk_window_drop_cairo_surface (GdkWindow *window)
{
@ -3933,7 +3922,7 @@ _gdk_window_process_updates_recurse (GdkWindow *window,
* piggyback on the implicit paint */
gdk_window_begin_paint_region (window, clipped_expose_region);
gdk_window_clear_region_internal (window, clipped_expose_region);
/* The actual clear happens in begin_paint_region */
gdk_window_end_paint (window);
}
}