gfx/cairo/empty-clip-rectangles.patch
author moz-wptsync-bot <wptsync@mozilla.com>
Thu, 08 Nov 2018 08:22:51 +0000
changeset 506788 f62150dda3664620284888933718cef568d96558
parent 48106 bdfeac0b9d4a7aacd751d38d049fd3434409cfe9
permissions -rw-r--r--
Bug 1505638 [wpt PR 13972] - Update wpt metadata, a=testonly wpt-pr: 13972 wpt-type: metadata

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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