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-rw-r--r--libs/cairo-1.16.0/test/pthread-similar.c106
1 files changed, 106 insertions, 0 deletions
diff --git a/libs/cairo-1.16.0/test/pthread-similar.c b/libs/cairo-1.16.0/test/pthread-similar.c
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+++ b/libs/cairo-1.16.0/test/pthread-similar.c
@@ -0,0 +1,106 @@
+/*
+ * Copyright 2009 Benjamin Otte
+ *
+ * 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: Benjamin Otte <otte@gnome.org>
+ */
+
+#include "cairo-test.h"
+#include <pthread.h>
+
+#define N_THREADS 8
+
+#define WIDTH 64
+#define HEIGHT 8
+
+static void *
+draw_thread (void *arg)
+{
+ cairo_surface_t *surface = arg;
+ cairo_t *cr;
+ int x, y;
+
+ cr = cairo_create (surface);
+ cairo_surface_destroy (surface);
+
+ for (y = 0; y < HEIGHT; y++) {
+ for (x = 0; x < WIDTH; x++) {
+ cairo_rectangle (cr, x, y, 1, 1);
+ cairo_set_source_rgba (cr, 0, 0.75, 0.75, (double) x / WIDTH);
+ cairo_fill (cr);
+ }
+ }
+
+ surface = cairo_surface_reference (cairo_get_target (cr));
+ cairo_destroy (cr);
+
+ return surface;
+}
+
+static cairo_test_status_t
+draw (cairo_t *cr, int width, int height)
+{
+ pthread_t threads[N_THREADS];
+ cairo_test_status_t test_status = CAIRO_TEST_SUCCESS;
+ int i;
+
+ for (i = 0; i < N_THREADS; i++) {
+ cairo_surface_t *surface;
+
+ surface = cairo_surface_create_similar (cairo_get_target (cr),
+ CAIRO_CONTENT_COLOR,
+ WIDTH, HEIGHT);
+ if (pthread_create (&threads[i], NULL, draw_thread, surface) != 0) {
+ threads[i] = pthread_self ();
+ test_status = cairo_test_status_from_status (cairo_test_get_context (cr),
+ cairo_surface_status (surface));
+ cairo_surface_destroy (surface);
+ break;
+ }
+ }
+
+ for (i = 0; i < N_THREADS; i++) {
+ void *surface;
+
+ if (pthread_equal (threads[i], pthread_self ()))
+ break;
+
+ if (pthread_join (threads[i], &surface) == 0) {
+ cairo_set_source_surface (cr, surface, 0, 0);
+ cairo_surface_destroy (surface);
+ cairo_paint (cr);
+
+ cairo_translate (cr, 0, HEIGHT);
+ } else {
+ test_status = CAIRO_TEST_FAILURE;
+ }
+ }
+
+ return test_status;
+}
+
+CAIRO_TEST (pthread_similar,
+ "Draw lots of 1x1 rectangles on similar surfaces in lots of threads",
+ "threads", /* keywords */
+ NULL, /* requirements */
+ WIDTH, HEIGHT * N_THREADS,
+ NULL, draw)