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/*
* Copyright © 2005 Owen Taylor
* Copyright © 2007 Dan Amelang
* Copyright © 2007 Chris Wilson
*
* 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: Chris Wilson <chris@chris-wilson.co.uk>
*/
/* This perf case is derived from the bug report
* Gradient on 'rounded rectangle' MUCH slower than normal rectangle
* https://bugs.freedesktop.org/show_bug.cgi?id=4263.
*/
#include "cairo-perf.h"
#define RECTANGLE_COUNT (1000)
#if 0
#define MODE cairo_perf_run
#else
#define MODE cairo_perf_cover_sources_and_operators
#endif
static struct
{
double x;
double y;
double width;
double height;
} rects[RECTANGLE_COUNT];
static void
rounded_rectangle (cairo_t *cr,
double x, double y, double w, double h,
double radius)
{
cairo_move_to (cr, x+radius, y);
cairo_arc (cr, x+w-radius, y+radius, radius, M_PI + M_PI / 2, M_PI * 2 );
cairo_arc (cr, x+w-radius, y+h-radius, radius, 0, M_PI / 2 );
cairo_arc (cr, x+radius, y+h-radius, radius, M_PI/2, M_PI );
cairo_arc (cr, x+radius, y+radius, radius, M_PI, 270 * M_PI / 180);
}
static cairo_time_t
do_rectangle (cairo_t *cr, int width, int height, int loops)
{
cairo_perf_timer_start ();
while (loops--) {
rounded_rectangle (cr, 0, 0, width, height, 3.0);
cairo_fill (cr);
}
cairo_perf_timer_stop ();
return cairo_perf_timer_elapsed ();
}
static cairo_time_t
do_rectangles (cairo_t *cr, int width, int height, int loops)
{
int i;
cairo_perf_timer_start ();
while (loops--) {
for (i = 0; i < RECTANGLE_COUNT; i++) {
rounded_rectangle (cr,
rects[i].x, rects[i].y,
rects[i].width, rects[i].height,
3.0);
cairo_fill (cr);
}
}
cairo_perf_timer_stop ();
return cairo_perf_timer_elapsed ();
}
static cairo_time_t
do_rectangles_once (cairo_t *cr, int width, int height, int loops)
{
int i;
cairo_perf_timer_start ();
while (loops--) {
for (i = 0; i < RECTANGLE_COUNT; i++) {
rounded_rectangle (cr,
rects[i].x, rects[i].y,
rects[i].width, rects[i].height,
3.0);
}
cairo_fill (cr);
}
cairo_perf_timer_stop ();
return cairo_perf_timer_elapsed ();
}
cairo_bool_t
rounded_rectangles_enabled (cairo_perf_t *perf)
{
return cairo_perf_can_run (perf, "rounded-rectangles", NULL);
}
void
rounded_rectangles (cairo_perf_t *perf, cairo_t *cr, int width, int height)
{
int i;
srand (8478232);
for (i = 0; i < RECTANGLE_COUNT; i++) {
rects[i].x = rand () % width;
rects[i].y = rand () % height;
rects[i].width = (rand () % (width / 10)) + 1;
rects[i].height = (rand () % (height / 10)) + 1;
}
MODE (perf, "one-rounded-rectangle", do_rectangle, NULL);
MODE (perf, "rounded-rectangles", do_rectangles, NULL);
MODE (perf, "rounded-rectangles-once", do_rectangles_once, NULL);
}