From 530ffd0b7d3c39757b20f00716e486b5caf89aff Mon Sep 17 00:00:00 2001 From: sanine Date: Wed, 12 Oct 2022 12:03:23 -0500 Subject: add cairo --- .../perf/micro/pattern_create_radial.c | 106 +++++++++++++++++++++ 1 file changed, 106 insertions(+) create mode 100644 libs/cairo-1.16.0/perf/micro/pattern_create_radial.c (limited to 'libs/cairo-1.16.0/perf/micro/pattern_create_radial.c') diff --git a/libs/cairo-1.16.0/perf/micro/pattern_create_radial.c b/libs/cairo-1.16.0/perf/micro/pattern_create_radial.c new file mode 100644 index 0000000..3915efb --- /dev/null +++ b/libs/cairo-1.16.0/perf/micro/pattern_create_radial.c @@ -0,0 +1,106 @@ +/* + * Copyright © 2006 Dan Amelang + * + * Permission to use, copy, modify, distribute, and sell this software + * and its documentation for any purpose is hereby granted without + * fee, provided that the above copyright notice appear in all copies + * and that both that copyright notice and this permission notice + * appear in supporting documentation, and that the name of + * the authors not be used in advertising or publicity pertaining to + * distribution of the software without specific, written prior + * permission. The authors make no representations about the + * suitability of this software for any purpose. It is provided "as + * is" without express or implied warranty. + * + * THE AUTHORS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS + * SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND + * FITNESS, IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY SPECIAL, + * INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER + * RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION + * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR + * IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + * + * Authors: Dan Amelang + * + * This test was originally created to test _cairo_fixed_from_double. + * cairo_pattern_create_radial was selected as the entry point into + * cairo as it makes several calls to _cairo_fixed_from_double and + * presents a somewhat realistic use-case (although the RADIALS_COUNT + * isn't very realistic). + */ +#include "cairo-perf.h" +#include + +#define RADIALS_COUNT (10000) + +static struct +{ + double cx0; + double cy0; + double radius0; + double cx1; + double cy1; + double radius1; +} radials[RADIALS_COUNT]; + +static double +generate_double_in_range (double min, double max) +{ + double d; + + d = rand () / (double) RAND_MAX; + d *= max - min; + d += min; + + return d; +} + +static cairo_time_t +do_pattern_create_radial (cairo_t *cr, int width, int height, int loops) +{ + cairo_perf_timer_start (); + + while (loops--) { + cairo_pattern_t *pattern; + int i; + + for (i = 0; i < RADIALS_COUNT; i++) { + pattern = + cairo_pattern_create_radial (radials[i].cx0, radials[i].cy0, + radials[i].radius0, + radials[i].cx1, radials[i].cy1, + radials[i].radius1); + cairo_pattern_destroy (pattern); + } + } + + cairo_perf_timer_stop (); + + return cairo_perf_timer_elapsed (); +} + +cairo_bool_t +pattern_create_radial_enabled (cairo_perf_t *perf) +{ + return cairo_perf_can_run (perf, "pattern-create-radial", NULL); +} + +void +pattern_create_radial (cairo_perf_t *perf, cairo_t *cr, int width, int height) +{ + int i; + + srand (time (0)); + for (i = 0; i < RADIALS_COUNT; i++) + { + radials[i].cx0 = generate_double_in_range (-50000.0, 50000.0); + radials[i].cy0 = generate_double_in_range (-50000.0, 50000.0); + radials[i].radius0 = generate_double_in_range (0.0, 1000.0); + radials[i].cx1 = generate_double_in_range (-50000.0, 50000.0); + radials[i].cy1 = generate_double_in_range (-50000.0, 50000.0); + radials[i].radius1 = generate_double_in_range (0.0, 1000.0); + } + + cairo_perf_run (perf, "pattern-create-radial", + do_pattern_create_radial, NULL); +} -- cgit v1.2.1