fdo-mirrors/cairo
1
0
Fork 0
mirror of https://gitlab.freedesktop.org/cairo/cairo.git synced 2026-02-04 15:20:28 +01:00
Code Issues Projects Releases Packages Wiki Activity Actions

tests: Add outline-tolerance

Browse source 
From https://bugs.freedesktop.org/show_bug.cgi?id=53841:

"Rectangle drawn incorrectly when it has zero height
and miter limit greater than 1.414"

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
This commit is contained in:
Chris Wilson 2012-08-20 13:34:33 +01:00
parent d6f8ce91dc
commit 2a0d817432
3 changed files with 53 additions and 0 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

1
test/Makefile.sources
View file

@ -224,6 +224,7 @@ test_sources = \
operator-alpha-alpha.c \
operator-clear.c \
operator-source.c \
outline-tolerance.c \
over-above-source.c \
over-around-source.c \
over-below-source.c \

52
test/outline-tolerance.c Normal file
View file

@ -0,0 +1,52 @@
/*
* Copyright © 2012 Intel Corporation
*
* Permission is hereby granted, free of charge, to any person
* obtaining a copy of this software and associated documentation
* files (the "Software"), to deal in the Software without
* restriction, including without limitation the rights to use, copy,
* modify, merge, publish, distribute, sublicense, and/or sell copies
* of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*
* Author: Chris Wilson <chris@chris-wilson.co.uk>
*/
#include "cairo-test.h"
/* An assertion failure found by Rico Tzschichholz */
static cairo_test_status_t
draw (cairo_t *cr, int width, int height)
{
cairo_set_source_rgb (cr, 0, 1, 0);
cairo_paint (cr);
cairo_set_source_rgb (cr, 1, 0, 0);
cairo_set_line_join (cr, CAIRO_LINE_JOIN_MITER);
cairo_set_line_width (cr, 200);
cairo_set_miter_limit (cr, 1.5);
cairo_rectangle (cr, 100, 25, 1000, 0);
cairo_stroke (cr);
return CAIRO_TEST_SUCCESS;
}
CAIRO_TEST (outline_tolerance,
"Rectangle drawn incorrectly when it has zero height and miter limit greater than 1.414",
"stroke", /* keywords */
NULL, /* requirements */
100, 50,
NULL, draw)

BIN
test/reference/outline-tolerance.ref.png Normal file
View file

Binary file not shown.
Side by side

After

Width:  |  Height:  |  Size: 205 B