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/unaligned-clip.c | 73 +++++++++++++++++++++++++++ 1 file changed, 73 insertions(+) create mode 100644 libs/cairo-1.16.0/perf/micro/unaligned-clip.c (limited to 'libs/cairo-1.16.0/perf/micro/unaligned-clip.c') diff --git a/libs/cairo-1.16.0/perf/micro/unaligned-clip.c b/libs/cairo-1.16.0/perf/micro/unaligned-clip.c new file mode 100644 index 0000000..41e327f --- /dev/null +++ b/libs/cairo-1.16.0/perf/micro/unaligned-clip.c @@ -0,0 +1,73 @@ +/* + * Copyright © 2006 Jeff Muizelaar + * Copyright © 2006 Red Hat, Inc. + * + * 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. + * + * Authors: Jeff Muizelaar + * Carl Worth + */ + +#include "cairo-perf.h" + +static cairo_time_t +do_unaligned_clip (cairo_t *cr, int width, int height, int loops) +{ + cairo_perf_timer_start (); + + while (loops--) { + cairo_save (cr); + + /* First a triangular clip that obviously isn't along device-pixel + * boundaries. */ + cairo_move_to (cr, 50, 50); + cairo_line_to (cr, 50, 90); + cairo_line_to (cr, 90, 90); + cairo_close_path (cr); + cairo_clip (cr); + + /* Then a rectangular clip that would be but for the non-integer + * scaling. */ + cairo_scale (cr, 1.1, 1.1); + cairo_rectangle (cr, 55, 55, 35, 35); + cairo_clip (cr); + + /* And paint something to force the clip to be evaluated. */ + cairo_paint (cr); + + cairo_restore (cr); + } + cairo_perf_timer_stop (); + + return cairo_perf_timer_elapsed (); +} + +cairo_bool_t +unaligned_clip_enabled (cairo_perf_t *perf) +{ + return cairo_perf_can_run (perf, "unaligned-clip", NULL); +} + +void +unaligned_clip (cairo_perf_t *perf, cairo_t *cr, int width, int height) +{ + cairo_perf_run (perf, "unaligned-clip", do_unaligned_clip, NULL); +} -- cgit v1.2.1