diff options
Diffstat (limited to 'libs/cairo-1.16.0/perf/micro/mosaic.c')
| -rw-r--r-- | libs/cairo-1.16.0/perf/micro/mosaic.c | 176 |
1 files changed, 0 insertions, 176 deletions
diff --git a/libs/cairo-1.16.0/perf/micro/mosaic.c b/libs/cairo-1.16.0/perf/micro/mosaic.c deleted file mode 100644 index ed30ae5..0000000 --- a/libs/cairo-1.16.0/perf/micro/mosaic.c +++ /dev/null @@ -1,176 +0,0 @@ -/* - * Copyright © 2006 Joonas Pihlaja - * - * 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: Joonas Pihlaja <jpihlaja@cc.helsinki.fi> - */ -#include "cairo-perf.h" - -/* Options passed in flags to mosaic_perform(): */ -#define MOSAIC_FILL 1 /* do rasterise */ -#define MOSAIC_TESSELLATE 0 /* just tessellate */ -#define MOSAIC_CURVE_TO 2 /* use curve bounded regions */ -#define MOSAIC_LINE_TO 0 /* use line bounded regions */ - -struct mosaic_region { - unsigned rgb; /* colour of this region in 0xRRGGBB format */ - unsigned ncurves; /* number of boundary curves. */ -}; - -struct mosaic_region_iter { - int do_curves; - struct mosaic_region const *region; - double const *points; -}; - -#include "mosaic.h" - -static void -mosaic_region_iter_init (struct mosaic_region_iter *iter, int do_curves) -{ - iter->region = mosaic_regions; - iter->points = mosaic_curve_points; - iter->do_curves = do_curves; -} - -/* Create the next closed region as a path. */ -static int -mosaic_next_path (cairo_t *cr, struct mosaic_region_iter *iter) -{ - double const *points = iter->points; - unsigned i; - unsigned ncurves = iter->region->ncurves; - if (0 == ncurves) { - return 0; - } - - cairo_new_path (cr); - cairo_move_to (cr, points[0], points[1]); - points += 2; - for (i=0; i < ncurves; i++, points += 6) { - if (iter->do_curves) { - cairo_curve_to (cr, - points[0], points[1], - points[2], points[3], - points[4], points[5]); - } - else { - cairo_line_to (cr, - points[4], points[5]); - } - } - cairo_close_path (cr); - { - unsigned rgb = iter->region->rgb; - double r = ((rgb >> 16) & 255) / 255.0; - double g = ((rgb >> 8) & 255) / 255.0; - double b = ((rgb >> 0) & 255) / 255.0; - cairo_set_source_rgb (cr, r, g, b); - } - - iter->points = iter->points + 2*(1 + 3*iter->region->ncurves); - iter->region++; - return 1; -} - -static cairo_time_t -mosaic_perform(cairo_t *cr, unsigned flags, int width, int height, int loops) -{ - struct mosaic_region_iter iter; - - /* Scale to fit the window.*/ - double minx = -40.7; - double maxx = 955.1; - double miny = -88.4; - double maxy = 884.5; - - cairo_identity_matrix (cr); - - if (flags & MOSAIC_FILL) { - cairo_set_source_rgb (cr, 1, 1, 1); - cairo_rectangle (cr, 0, 0, width, height); - cairo_fill (cr); - } - - cairo_scale (cr, width / (maxx - minx) , height / (maxy - miny)); - cairo_translate (cr, -minx, -miny); - - /* Iterate over all closed regions in the mosaic filling or - * tessellating them as dictated by the flags. */ - - cairo_perf_timer_start (); - while (loops--) { - mosaic_region_iter_init (&iter, flags & MOSAIC_CURVE_TO); - while (mosaic_next_path (cr, &iter)) { - if (flags & MOSAIC_FILL) { - cairo_fill (cr); - } - else { - double x, y; - cairo_get_current_point (cr, &x, &y); - cairo_in_fill (cr, x, y); - } - } - } - cairo_perf_timer_stop (); - - return cairo_perf_timer_elapsed (); -} - -static cairo_time_t -mosaic_fill_curves (cairo_t *cr, int width, int height, int loops) -{ - return mosaic_perform (cr, MOSAIC_FILL | MOSAIC_CURVE_TO, width, height, loops); -} - -static cairo_time_t -mosaic_fill_lines (cairo_t *cr, int width, int height, int loops) -{ - return mosaic_perform (cr, MOSAIC_FILL | MOSAIC_LINE_TO, width, height, loops); -} - -static cairo_time_t -mosaic_tessellate_lines (cairo_t *cr, int width, int height, int loops) -{ - return mosaic_perform (cr, MOSAIC_TESSELLATE | MOSAIC_LINE_TO, width, height, loops); -} - -static cairo_time_t -mosaic_tessellate_curves (cairo_t *cr, int width, int height, int loops) -{ - return mosaic_perform (cr, MOSAIC_TESSELLATE | MOSAIC_CURVE_TO, width, height, loops); -} - -cairo_bool_t -mosaic_enabled (cairo_perf_t *perf) -{ - return cairo_perf_can_run (perf, "mosaic", NULL); -} - -void -mosaic (cairo_perf_t *perf, cairo_t *cr, int width, int height) -{ - cairo_perf_run (perf, "mosaic-fill-curves", mosaic_fill_curves, NULL); - cairo_perf_run (perf, "mosaic-fill-lines", mosaic_fill_lines, NULL); - cairo_perf_run (perf, "mosaic-tessellate-curves", mosaic_tessellate_curves, NULL); - cairo_perf_run (perf, "mosaic-tessellate-lines", mosaic_tessellate_lines, NULL); -} |