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-rw-r--r--perf/micro/pixel.c237
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diff --git a/perf/micro/pixel.c b/perf/micro/pixel.c
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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);
+}