From 530ffd0b7d3c39757b20f00716e486b5caf89aff Mon Sep 17 00:00:00 2001 From: sanine Date: Wed, 12 Oct 2022 12:03:23 -0500 Subject: add cairo --- libs/cairo-1.16.0/perf/micro/paint-with-alpha.c | 59 +++++++++++++++++++++++++ 1 file changed, 59 insertions(+) create mode 100644 libs/cairo-1.16.0/perf/micro/paint-with-alpha.c (limited to 'libs/cairo-1.16.0/perf/micro/paint-with-alpha.c') diff --git a/libs/cairo-1.16.0/perf/micro/paint-with-alpha.c b/libs/cairo-1.16.0/perf/micro/paint-with-alpha.c new file mode 100644 index 0000000..047e35c --- /dev/null +++ b/libs/cairo-1.16.0/perf/micro/paint-with-alpha.c @@ -0,0 +1,59 @@ +/* + * Copyright © 2006 Red Hat, Inc. + * + * 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 + * Red Hat, Inc. not be used in advertising or publicity pertaining to + * distribution of the software without specific, written prior + * permission. Red Hat, Inc. makes no representations about the + * suitability of this software for any purpose. It is provided "as + * is" without express or implied warranty. + * + * RED HAT, INC. DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS + * SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND + * FITNESS, IN NO EVENT SHALL RED HAT, INC. 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. + * + * Author: Carl D. Worth + */ + +#include "cairo-perf.h" + +static cairo_time_t +do_paint_with_alpha (cairo_t *cr, int width, int height, int loops) +{ + cairo_perf_timer_start (); + + while (loops--) + cairo_paint_with_alpha (cr, 0.5); + + cairo_perf_timer_stop (); + + return cairo_perf_timer_elapsed (); +} + +static double +count_paint_with_alpha (cairo_t *cr, int width, int height) +{ + return width * height / 1e6; /* Mpix/s */ +} + +cairo_bool_t +paint_with_alpha_enabled (cairo_perf_t *perf) +{ + return cairo_perf_can_run (perf, "paint-with-alpha", NULL); +} + +void +paint_with_alpha (cairo_perf_t *perf, cairo_t *cr, int width, int height) +{ + cairo_perf_cover_sources_and_operators (perf, "paint-with-alpha", + do_paint_with_alpha, + count_paint_with_alpha); +} -- cgit v1.2.1