diff options
Diffstat (limited to 'libs/cairo-1.16.0/perf/micro/pixel.c')
| -rw-r--r-- | libs/cairo-1.16.0/perf/micro/pixel.c | 237 |
1 files changed, 237 insertions, 0 deletions
diff --git a/libs/cairo-1.16.0/perf/micro/pixel.c b/libs/cairo-1.16.0/perf/micro/pixel.c new file mode 100644 index 0000000..b600b51 --- /dev/null +++ b/libs/cairo-1.16.0/perf/micro/pixel.c @@ -0,0 +1,237 @@ +/* + * 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); +} |