2 * Copyright 2009 Benjamin Otte
4 * Permission is hereby granted, free of charge, to any person
5 * obtaining a copy of this software and associated documentation
6 * files (the "Software"), to deal in the Software without
7 * restriction, including without limitation the rights to use, copy,
8 * modify, merge, publish, distribute, sublicense, and/or sell copies
9 * of the Software, and to permit persons to whom the Software is
10 * furnished to do so, subject to the following conditions:
12 * The above copyright notice and this permission notice shall be
13 * included in all copies or substantial portions of the Software.
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
16 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
17 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
18 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
19 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
20 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
21 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
24 * Author: Benjamin Otte <otte@gnome.org>
27 #include "cairo-test.h"
36 draw_thread (void *arg)
38 cairo_surface_t *surface = arg;
42 cr = cairo_create (surface);
43 cairo_surface_destroy (surface);
45 for (y = 0; y < HEIGHT; y++) {
46 for (x = 0; x < WIDTH; x++) {
47 cairo_rectangle (cr, x, y, 1, 1);
48 cairo_set_source_rgba (cr, 0, 0.75, 0.75, (double) x / WIDTH);
53 surface = cairo_surface_reference (cairo_get_target (cr));
59 static cairo_test_status_t
60 draw (cairo_t *cr, int width, int height)
62 pthread_t threads[N_THREADS];
63 cairo_test_status_t test_status = CAIRO_TEST_SUCCESS;
66 for (i = 0; i < N_THREADS; i++) {
67 cairo_surface_t *surface;
69 surface = cairo_surface_create_similar (cairo_get_target (cr),
72 if (pthread_create (&threads[i], NULL, draw_thread, surface) != 0) {
73 threads[i] = pthread_self ();
74 test_status = cairo_test_status_from_status (cairo_test_get_context (cr),
75 cairo_surface_status (surface));
76 cairo_surface_destroy (surface);
81 for (i = 0; i < N_THREADS; i++) {
84 if (pthread_equal (threads[i], pthread_self ()))
87 if (pthread_join (threads[i], &surface) == 0) {
88 cairo_set_source_surface (cr, surface, 0, 0);
89 cairo_surface_destroy (surface);
92 cairo_translate (cr, 0, HEIGHT);
94 test_status = CAIRO_TEST_FAILURE;
101 CAIRO_TEST (pthread_similar,
102 "Draw lots of 1x1 rectangles on similar surfaces in lots of threads",
103 "threads", /* keywords */
104 NULL, /* requirements */
105 WIDTH, HEIGHT * N_THREADS,