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/disjoint.c | 101 ++++++++++++++++++++++++++++++++ 1 file changed, 101 insertions(+) create mode 100644 libs/cairo-1.16.0/perf/micro/disjoint.c (limited to 'libs/cairo-1.16.0/perf/micro/disjoint.c') diff --git a/libs/cairo-1.16.0/perf/micro/disjoint.c b/libs/cairo-1.16.0/perf/micro/disjoint.c new file mode 100644 index 0000000..847860c --- /dev/null +++ b/libs/cairo-1.16.0/perf/micro/disjoint.c @@ -0,0 +1,101 @@ +/* -*- Mode: c; tab-width: 8; c-basic-offset: 4; indent-tabs-mode: t; -*- */ +/* cairo - a vector graphics library with display and print output + * + * Copyright (c) 2011 Intel Corporation + * + * 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. + */ +#include "cairo-perf.h" +#include + +#define STEP 5 + +static void path (cairo_t *cr, int width, int height) +{ + int i; + + cairo_rectangle (cr, 0, 0, width, height); + cairo_clip (cr); + + cairo_translate (cr, width/2, height/2); + cairo_rotate (cr, M_PI/4); + cairo_translate (cr, -width/2, -height/2); + + for (i = 0; i < width; i += STEP) { + cairo_rectangle (cr, i, -2, 1, height+4); + cairo_rectangle (cr, -2, i, width+4, 1); + } +} + +static void clip (cairo_t *cr, int width, int height) +{ + int i, j; + + for (j = 0; j < height; j += 2*STEP) { + for (i = 0; i < width; i += 2*STEP) + cairo_rectangle (cr, i, j, STEP, STEP); + + j += 2*STEP; + for (i = 0; i < width; i += 2*STEP) + cairo_rectangle (cr, i+STEP/2, j, STEP, STEP); + } + + cairo_clip (cr); +} + +static cairo_time_t +draw (cairo_t *cr, int width, int height, int loops) +{ + cairo_save (cr); + cairo_set_source_rgb (cr, 1, 1, 1); + cairo_paint (cr); + cairo_set_source_rgb (cr, 1, 0, 0); + + cairo_perf_timer_start (); + while (loops--) { + cairo_save (cr); + clip (cr, width, height); + path (cr, width, height); + cairo_fill (cr); + cairo_restore (cr); + } + cairo_perf_timer_stop (); + + cairo_restore (cr); + + return cairo_perf_timer_elapsed (); +} + +cairo_bool_t +disjoint_enabled (cairo_perf_t *perf) +{ + return cairo_perf_can_run (perf, "disjoint", NULL); +} + +void +disjoint (cairo_perf_t *perf, cairo_t *cr, int width, int height) +{ + if (! cairo_perf_can_run (perf, "disjoint", NULL)) + return; + + cairo_perf_run (perf, "disjoint", draw, NULL); +} -- cgit v1.2.1