2 * Copyright © 2011 Intel Corporation
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: Chris Wilson <chris@chris-wilson.co.uk>
27 #include "cairo-perf.h"
29 static const double m_1_sqrt_3 = 0.577359269;
32 T (cairo_t *cr, int size)
34 cairo_move_to (cr, 0, 0);
35 cairo_line_to (cr, size, 0);
36 cairo_line_to (cr, size/2, size*m_1_sqrt_3);
42 cairo_translate (cr, size, 0);
46 cairo_translate (cr, size/2, size*m_1_sqrt_3);
53 draw (cairo_t *cr, int width, int height, int loops)
55 int t_height = height/2;
56 int t_width = t_height / m_1_sqrt_3;
58 cairo_set_source_rgb (cr, 1, 1, 1);
61 cairo_set_source_rgb (cr, 0, 0, 0);
62 cairo_set_line_width (cr, 1.);
64 cairo_perf_timer_start ();
65 cairo_perf_set_thread_aware (cr, FALSE);
69 cairo_perf_set_thread_aware (cr, TRUE);
73 cairo_translate (cr, 0, height);
74 cairo_scale (cr, 1, -1);
82 cairo_perf_timer_stop ();
84 return cairo_perf_timer_elapsed ();
88 sierpinski_enabled (cairo_perf_t *perf)
90 return cairo_perf_can_run (perf, "sierpinski", NULL);
94 sierpinski (cairo_perf_t *perf, cairo_t *cr, int width, int height)
96 cairo_perf_run (perf, "sierpinski", draw, NULL);