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authorMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
committerMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
commit5f8de423f190bbb79a62f804151bc24824fa32d8 (patch)
tree10027f336435511475e392454359edea8e25895d /gfx/cairo/cairo-region-clip.patch
parent49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff)
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Add m-esr52 at 52.6.0
Diffstat (limited to 'gfx/cairo/cairo-region-clip.patch')
-rw-r--r--gfx/cairo/cairo-region-clip.patch34
1 files changed, 34 insertions, 0 deletions
diff --git a/gfx/cairo/cairo-region-clip.patch b/gfx/cairo/cairo-region-clip.patch
new file mode 100644
index 000000000..a0eb2d265
--- /dev/null
+++ b/gfx/cairo/cairo-region-clip.patch
@@ -0,0 +1,34 @@
+# HG changeset patch
+# User Matt Woodrow <mwoodrow@mozilla.com>
+# Date 1408674084 -43200
+# Fri Aug 22 14:21:24 2014 +1200
+# Node ID 2b819b882c3b26c02d821e8d713591a9b56f1728
+# Parent ffd1fc7e7d5a85e4823b5f2067b4a24d358a0e41
+Bug 1050788 - Fix cairo clip path region construction when the first path generates no traps. r=jrmuizel
+
+diff --git a/gfx/cairo/cairo/src/cairo-clip.c b/gfx/cairo/cairo/src/cairo-clip.c
+--- a/gfx/cairo/cairo/src/cairo-clip.c
++++ b/gfx/cairo/cairo/src/cairo-clip.c
+@@ -590,16 +590,22 @@ static cairo_int_status_t
+ status = _cairo_path_fixed_fill_rectilinear_to_traps (&clip_path->path,
+ clip_path->fill_rule,
+ &traps);
+ if (unlikely (_cairo_status_is_error (status)))
+ return status;
+ if (status == CAIRO_INT_STATUS_UNSUPPORTED)
+ goto UNSUPPORTED;
+
++ if (unlikely (traps.num_traps == 0)) {
++ clip_path->region = cairo_region_create ();
++ clip_path->flags |= CAIRO_CLIP_PATH_HAS_REGION;
++ return CAIRO_STATUS_SUCCESS;
++ }
++
+ if (traps.num_traps > ARRAY_LENGTH (stack_boxes)) {
+ boxes = _cairo_malloc_ab (traps.num_traps, sizeof (cairo_box_t));
+ if (unlikely (boxes == NULL))
+ return _cairo_error (CAIRO_STATUS_NO_MEMORY);
+ }
+
+ for (n = 0; n < traps.num_traps; n++) {
+ boxes[n].p1.x = traps.traps[n].left.p1.x;