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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>
*/
/* Measure the overhead in setting a single pixel */
#include "cairo-perf.h"
#include <pixman.h>
static cairo_time_t
pixel_direct (cairo_t *cr, int width, int height, int loops)
{
cairo_surface_t *surface, *image;
uint32_t *data;
int stride, bpp;
surface = cairo_get_target (cr);
image = cairo_surface_map_to_image (surface, NULL);
data = (uint32_t *) cairo_image_surface_get_data (image);
stride = cairo_image_surface_get_stride (image) / sizeof (uint32_t);
switch (cairo_image_surface_get_format (image)) {
default:
case CAIRO_FORMAT_INVALID:
case CAIRO_FORMAT_A1: bpp = 0; break;
case CAIRO_FORMAT_A8: bpp = 8; break;
case CAIRO_FORMAT_RGB16_565: bpp = 16; break;
case CAIRO_FORMAT_RGB24:
case CAIRO_FORMAT_RGB30:
case CAIRO_FORMAT_ARGB32: bpp = 32; break;
}
cairo_perf_timer_start ();
while (loops--)
pixman_fill (data, stride, bpp, 0, 0, 1, 1, -1);
cairo_perf_timer_stop ();
cairo_surface_unmap_image (surface, image);
return cairo_perf_timer_elapsed ();
}
static cairo_time_t
pixel_paint (cairo_t *cr, int width, int height, int loops)
{
cairo_perf_timer_start ();
while (loops--)
cairo_paint (cr);
cairo_perf_timer_stop ();
return cairo_perf_timer_elapsed ();
}
static cairo_time_t
pixel_mask (cairo_t *cr, int width, int height, int loops)
{
cairo_surface_t *mask;
cairo_t *cr2;
mask = cairo_surface_create_similar (cairo_get_target (cr),
CAIRO_CONTENT_ALPHA,
1, 1);
cr2 = cairo_create (mask);
cairo_set_source_rgb (cr2, 1,1,1);
cairo_paint (cr2);
cairo_destroy (cr2);
cairo_perf_timer_start ();
while (loops--)
cairo_mask_surface (cr, mask, 0, 0);
cairo_perf_timer_stop ();
cairo_surface_destroy (mask);
return cairo_perf_timer_elapsed ();
}
static cairo_time_t
pixel_rectangle (cairo_t *cr, int width, int height, int loops)
{
cairo_new_path (cr);
cairo_rectangle (cr, 0, 0, 1, 1);
cairo_perf_timer_start ();
while (loops--)
cairo_fill_preserve (cr);
cairo_perf_timer_stop ();
cairo_new_path (cr);
return cairo_perf_timer_elapsed ();
}
static cairo_time_t
pixel_subrectangle (cairo_t *cr, int width, int height, int loops)
{
cairo_new_path (cr);
cairo_rectangle (cr, 0.1, 0.1, .8, .8);
cairo_perf_timer_start ();
while (loops--)
cairo_fill_preserve (cr);
cairo_perf_timer_stop ();
cairo_new_path (cr);
return cairo_perf_timer_elapsed ();
}
static cairo_time_t
pixel_triangle (cairo_t *cr, int width, int height, int loops)
{
cairo_new_path (cr);
cairo_move_to (cr, 0, 0);
cairo_line_to (cr, 1, 1);
cairo_line_to (cr, 0, 1);
cairo_perf_timer_start ();
while (loops--)
cairo_fill_preserve (cr);
cairo_perf_timer_stop ();
cairo_new_path (cr);
return cairo_perf_timer_elapsed ();
}
static cairo_time_t
pixel_circle (cairo_t *cr, int width, int height, int loops)
{
cairo_new_path (cr);
cairo_arc (cr, 0.5, 0.5, 0.5, 0, 2 * M_PI);
cairo_perf_timer_start ();
while (loops--)
cairo_fill_preserve (cr);
cairo_perf_timer_stop ();
cairo_new_path (cr);
return cairo_perf_timer_elapsed ();
}
static cairo_time_t
pixel_stroke (cairo_t *cr, int width, int height, int loops)
{
cairo_set_line_width (cr, 1.);
cairo_new_path (cr);
cairo_move_to (cr, 0, 0.5);
cairo_line_to (cr, 1, 0.5);
cairo_perf_timer_start ();
while (loops--)
cairo_stroke_preserve (cr);
cairo_perf_timer_stop ();
cairo_new_path (cr);
return cairo_perf_timer_elapsed ();
}
cairo_bool_t
pixel_enabled (cairo_perf_t *perf)
{
return cairo_perf_can_run (perf, "pixel", NULL);
}
void
pixel (cairo_perf_t *perf, cairo_t *cr, int width, int height)
{
cairo_set_source_rgb (cr, 1., 1., 1.);
cairo_perf_run (perf, "pixel-direct", pixel_direct, NULL);
cairo_perf_run (perf, "pixel-paint", pixel_paint, NULL);
cairo_perf_run (perf, "pixel-mask", pixel_mask, NULL);
cairo_perf_run (perf, "pixel-rectangle", pixel_rectangle, NULL);
cairo_perf_run (perf, "pixel-subrectangle", pixel_subrectangle, NULL);
cairo_perf_run (perf, "pixel-triangle", pixel_triangle, NULL);
cairo_perf_run (perf, "pixel-circle", pixel_circle, NULL);
cairo_perf_run (perf, "pixel-stroke", pixel_stroke, NULL);
}
cairo_bool_t
a1_pixel_enabled (cairo_perf_t *perf)
{
return cairo_perf_can_run (perf, "a1-pixel", NULL);
}
void
a1_pixel (cairo_perf_t *perf, cairo_t *cr, int width, int height)
{
cairo_set_source_rgb (cr, 1., 1., 1.);
cairo_set_antialias (cr, CAIRO_ANTIALIAS_NONE);
cairo_perf_run (perf, "a1-pixel-direct", pixel_direct, NULL);
cairo_perf_run (perf, "a1-pixel-paint", pixel_paint, NULL);
cairo_perf_run (perf, "a1-pixel-mask", pixel_mask, NULL);
cairo_perf_run (perf, "a1-pixel-rectangle", pixel_rectangle, NULL);
cairo_perf_run (perf, "a1-pixel-subrectangle", pixel_subrectangle, NULL);
cairo_perf_run (perf, "a1-pixel-triangle", pixel_triangle, NULL);
cairo_perf_run (perf, "a1-pixel-circle", pixel_circle, NULL);
cairo_perf_run (perf, "a1-pixel-stroke", pixel_stroke, NULL);
}
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