pjs/gfx/cairo/empty-clip-rectangles.patch

29 строки
899 B
Diff

From f2fa15680ec3ac95cb68d4957557f06561a7dc55 Mon Sep 17 00:00:00 2001
From: Karl Tomlinson <karlt+@karlt.net>
Date: Fri, 16 Jul 2010 22:39:50 +0000
Subject: clip: return empty clip from _cairo_clip_copy_rectangle_list when all_clipped
Fixes https://bugs.freedesktop.org/show_bug.cgi?id=29122
Tested by test/get-clip
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
---
diff --git a/src/cairo-clip.c b/src/cairo-clip.c
index 12dc04d..f6173c6 100644
--- a/src/cairo-clip.c
+++ b/src/cairo-clip.c
@@ -1499,7 +1499,10 @@ _cairo_clip_copy_rectangle_list (cairo_clip_t *clip, cairo_gstate_t *gstate)
int n_rects = 0;
int i;
- if (clip != NULL && clip->path != NULL) {
+ if (clip->all_clipped)
+ goto DONE;
+
+ if (clip->path != NULL) {
status = _cairo_clip_get_region (clip, &region);
if (status == CAIRO_INT_STATUS_NOTHING_TO_DO) {
goto DONE;
--
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