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-rw-r--r--perf/micro/wide-fills.c187
1 files changed, 0 insertions, 187 deletions
diff --git a/perf/micro/wide-fills.c b/perf/micro/wide-fills.c
deleted file mode 100644
index 0747e6e67..000000000
--- a/perf/micro/wide-fills.c
+++ /dev/null
@@ -1,187 +0,0 @@
-/*
- * 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>
- */
-
-
-/* This is a variant on wide strokes where we precompute
- * a simplified stroke-to-path.
- * When we have a real stroke-to-path, it would useful to compare the cost
- * of stroking vs filling the "identical" paths.
- */
-
-#include "cairo-perf.h"
-
-static uint32_t state;
-
-static double
-uniform_random (double minval, double maxval)
-{
- static uint32_t const poly = 0x9a795537U;
- uint32_t n = 32;
- while (n-->0)
- state = 2*state < state ? (2*state ^ poly) : 2*state;
- return minval + state * (maxval - minval) / 4294967296.0;
-}
-
-static cairo_time_t
-do_wide_fills_ha (cairo_t *cr, int width, int height, int loops)
-{
- int count;
-
- state = 0xc0ffee;
- for (count = 0; count < 1000; count++) {
- double y = floor (uniform_random (0, height));
- double x = floor (uniform_random (0, width));
- cairo_rectangle (cr, x, y, ceil (uniform_random (0, width)) - x, 5);
- }
-
- 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
-do_wide_fills_h (cairo_t *cr, int width, int height, int loops)
-{
- int count;
-
- state = 0xc0ffee;
- for (count = 0; count < 1000; count++) {
- double y = uniform_random (0, height);
- double x = uniform_random (0, width);
- cairo_rectangle (cr, x, y, uniform_random (0, width) - x, 5);
- }
-
- 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
-do_wide_fills_va (cairo_t *cr, int width, int height, int loops)
-{
- int count;
-
- state = 0xc0ffee;
- for (count = 0; count < 1000; count++) {
- double x = floor (uniform_random (0, width));
- double y = floor (uniform_random (0, height));
- cairo_rectangle (cr, x, y, 5, ceil (uniform_random (0, height) - y));
- }
-
- 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
-do_wide_fills_v (cairo_t *cr, int width, int height, int loops)
-{
- int count;
-
- state = 0xc0ffee;
- for (count = 0; count < 1000; count++) {
- double x = uniform_random (0, width);
- double y = uniform_random (0, height);
- cairo_rectangle (cr, x, y, 5, uniform_random (0, height) - y);
- }
-
- 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
-do_wide_fills (cairo_t *cr, int width, int height, int loops)
-{
- int count;
-
- /* lots and lots of overlapping stroke-like fills */
- state = 0xc0ffee;
- for (count = 0; count < 1000; count++) {
- cairo_save (cr);
- cairo_translate (cr,
- uniform_random (0, width),
- uniform_random (0, height));
- cairo_rotate (cr, uniform_random (-M_PI,M_PI));
- cairo_rectangle (cr, 0, 0, uniform_random (0, width), 5);
- cairo_restore (cr);
- }
-
- cairo_perf_timer_start ();
-
- while (loops--)
- cairo_fill_preserve (cr);
-
- cairo_perf_timer_stop ();
-
- cairo_new_path (cr);
-
- return cairo_perf_timer_elapsed ();
-}
-
-cairo_bool_t
-wide_fills_enabled (cairo_perf_t *perf)
-{
- return cairo_perf_can_run (perf, "wide-fills", NULL);
-}
-
-void
-wide_fills (cairo_perf_t *perf, cairo_t *cr, int width, int height)
-{
- cairo_perf_run (perf, "wide-fills-halign", do_wide_fills_ha, NULL);
- cairo_perf_run (perf, "wide-fills-valign", do_wide_fills_va, NULL);
- cairo_perf_run (perf, "wide-fills-horizontal", do_wide_fills_h, NULL);
- cairo_perf_run (perf, "wide-fills-vertical", do_wide_fills_v, NULL);
- cairo_perf_run (perf, "wide-fills-random", do_wide_fills, NULL);
-}