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/*
* Copyright © 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.
*
* Author: Chris Wilson <chris@chris-wilson.co.uk>
*/
#include "cairo-perf.h"
static cairo_time_t
horizontal (cairo_t *cr, int width, int height, int loops)
{
double h = height/2 + .5;
cairo_move_to (cr, 0, h);
cairo_line_to (cr, width, h);
cairo_perf_timer_start ();
while (loops--)
cairo_stroke_preserve (cr);
cairo_perf_timer_stop ();
cairo_new_path (cr);
return cairo_perf_timer_elapsed ();
}
static cairo_time_t
horizontal_hair (cairo_t *cr, int width, int height, int loops)
{
cairo_set_line_width (cr, 1.);
return horizontal (cr, width, height, loops);
}
static cairo_time_t
horizontal_wide (cairo_t *cr, int width, int height, int loops)
{
cairo_set_line_width (cr, 5.);
return horizontal (cr, width, height, loops);
}
static cairo_time_t
nearly_horizontal (cairo_t *cr, int width, int height, int loops)
{
double h = height/2;
cairo_move_to (cr, 0, h);
cairo_line_to (cr, width, h+1);
cairo_perf_timer_start ();
while (loops--)
cairo_stroke_preserve (cr);
cairo_perf_timer_stop ();
cairo_new_path (cr);
return cairo_perf_timer_elapsed ();
}
static cairo_time_t
nearly_horizontal_hair (cairo_t *cr, int width, int height, int loops)
{
cairo_set_line_width (cr, 1.);
return nearly_horizontal (cr, width, height, loops);
}
static cairo_time_t
nearly_horizontal_wide (cairo_t *cr, int width, int height, int loops)
{
cairo_set_line_width (cr, 5.);
return nearly_horizontal (cr, width, height, loops);
}
static cairo_time_t
vertical (cairo_t *cr, int width, int height, int loops)
{
double w = width/2 + .5;
cairo_move_to (cr, w, 0);
cairo_line_to (cr, w, height);
cairo_perf_timer_start ();
while (loops--)
cairo_stroke_preserve (cr);
cairo_perf_timer_stop ();
cairo_new_path (cr);
return cairo_perf_timer_elapsed ();
}
static cairo_time_t
vertical_hair (cairo_t *cr, int width, int height, int loops)
{
cairo_set_line_width (cr, 1.);
return vertical (cr, width, height, loops);
}
static cairo_time_t
vertical_wide (cairo_t *cr, int width, int height, int loops)
{
cairo_set_line_width (cr, 5.);
return vertical (cr, width, height, loops);
}
static cairo_time_t
nearly_vertical (cairo_t *cr, int width, int height, int loops)
{
double w = width/2;
cairo_move_to (cr, w, 0);
cairo_line_to (cr, w+1, height);
cairo_perf_timer_start ();
while (loops--)
cairo_stroke_preserve (cr);
cairo_perf_timer_stop ();
cairo_new_path (cr);
return cairo_perf_timer_elapsed ();
}
static cairo_time_t
nearly_vertical_hair (cairo_t *cr, int width, int height, int loops)
{
cairo_set_line_width (cr, 1.);
return nearly_vertical (cr, width, height, loops);
}
static cairo_time_t
nearly_vertical_wide (cairo_t *cr, int width, int height, int loops)
{
cairo_set_line_width (cr, 5.);
return nearly_vertical (cr, width, height, loops);
}
static cairo_time_t
diagonal (cairo_t *cr, int width, int height, int loops)
{
cairo_move_to (cr, 0, 0);
cairo_line_to (cr, width, height);
cairo_perf_timer_start ();
while (loops--)
cairo_stroke_preserve (cr);
cairo_perf_timer_stop ();
cairo_new_path (cr);
return cairo_perf_timer_elapsed ();
}
static cairo_time_t
diagonal_hair (cairo_t *cr, int width, int height, int loops)
{
cairo_set_line_width (cr, 1.);
return diagonal (cr, width, height, loops);
}
static cairo_time_t
diagonal_wide (cairo_t *cr, int width, int height, int loops)
{
cairo_set_line_width (cr, 5.);
return diagonal (cr, width, height, loops);
}
cairo_bool_t
line_enabled (cairo_perf_t *perf)
{
return cairo_perf_can_run (perf, "line", NULL);
}
void
line (cairo_perf_t *perf, cairo_t *cr, int width, int height)
{
cairo_set_source_rgb (cr, 1., 1., 1.);
cairo_perf_run (perf, "line-hh", horizontal_hair, NULL);
cairo_perf_run (perf, "line-hw", horizontal_wide, NULL);
cairo_perf_run (perf, "line-nhh", nearly_horizontal_hair, NULL);
cairo_perf_run (perf, "line-nhw", nearly_horizontal_wide, NULL);
cairo_perf_run (perf, "line-vh", vertical_hair, NULL);
cairo_perf_run (perf, "line-vw", vertical_wide, NULL);
cairo_perf_run (perf, "line-nvh", nearly_vertical_hair, NULL);
cairo_perf_run (perf, "line-nvw", nearly_vertical_wide, NULL);
cairo_perf_run (perf, "line-dh", diagonal_hair, NULL);
cairo_perf_run (perf, "line-dw", diagonal_wide, NULL);
}
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