1 files changed, 223 insertions, 0 deletions
diff --git a/perf/micro/a1-line.c b/perf/micro/a1-line.c
new file mode 100644
index 000000000..ae8660212
--- /dev/null
+++ b/perf/micro/a1-line.c
@@ -0,0 +1,223 @@
+/*
+ * 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>
+ */
+
+#include "cairo-perf.h"
+
+static cairo_time_t
+horizontal (cairo_t *cr, int width, int height, int loops)
+{
+    double h = height/2 + .5;
+
+    cairo_move_to (cr, 0, h);
+    cairo_line_to (cr, width, h);
+
+    cairo_perf_timer_start ();
+
+    while (loops--)
+	cairo_stroke_preserve (cr);
+
+    cairo_perf_timer_stop ();
+
+    cairo_new_path (cr);
+
+    return cairo_perf_timer_elapsed ();
+}
+
+static cairo_time_t
+horizontal_hair (cairo_t *cr, int width, int height, int loops)
+{
+    cairo_set_line_width (cr, 1.);
+    return horizontal (cr, width, height, loops);
+}
+
+static cairo_time_t
+horizontal_wide (cairo_t *cr, int width, int height, int loops)
+{
+    cairo_set_line_width (cr, 5.);
+    return horizontal (cr, width, height, loops);
+}
+
+static cairo_time_t
+nearly_horizontal (cairo_t *cr, int width, int height, int loops)
+{
+    double h = height/2;
+
+    cairo_move_to (cr, 0, h);
+    cairo_line_to (cr, width, h+1);
+
+    cairo_perf_timer_start ();
+
+    while (loops--)
+	cairo_stroke_preserve (cr);
+
+    cairo_perf_timer_stop ();
+
+    cairo_new_path (cr);
+
+    return cairo_perf_timer_elapsed ();
+}
+
+static cairo_time_t
+nearly_horizontal_hair (cairo_t *cr, int width, int height, int loops)
+{
+    cairo_set_line_width (cr, 1.);
+    return nearly_horizontal (cr, width, height, loops);
+}
+
+static cairo_time_t
+nearly_horizontal_wide (cairo_t *cr, int width, int height, int loops)
+{
+    cairo_set_line_width (cr, 5.);
+    return nearly_horizontal (cr, width, height, loops);
+}
+
+
+static cairo_time_t
+vertical (cairo_t *cr, int width, int height, int loops)
+{
+    double w = width/2 + .5;
+
+    cairo_move_to (cr, w, 0);
+    cairo_line_to (cr, w, height);
+
+    cairo_perf_timer_start ();
+
+    while (loops--)
+	cairo_stroke_preserve (cr);
+
+    cairo_perf_timer_stop ();
+
+    cairo_new_path (cr);
+
+    return cairo_perf_timer_elapsed ();
+}
+
+static cairo_time_t
+vertical_hair (cairo_t *cr, int width, int height, int loops)
+{
+    cairo_set_line_width (cr, 1.);
+    return vertical (cr, width, height, loops);
+}
+
+static cairo_time_t
+vertical_wide (cairo_t *cr, int width, int height, int loops)
+{
+    cairo_set_line_width (cr, 5.);
+    return vertical (cr, width, height, loops);
+}
+
+static cairo_time_t
+nearly_vertical (cairo_t *cr, int width, int height, int loops)
+{
+    double w = width/2;
+
+    cairo_move_to (cr, w, 0);
+    cairo_line_to (cr, w+1, height);
+
+    cairo_perf_timer_start ();
+
+    while (loops--)
+	cairo_stroke_preserve (cr);
+
+    cairo_perf_timer_stop ();
+
+    cairo_new_path (cr);
+
+    return cairo_perf_timer_elapsed ();
+}
+
+static cairo_time_t
+nearly_vertical_hair (cairo_t *cr, int width, int height, int loops)
+{
+    cairo_set_line_width (cr, 1.);
+    return nearly_vertical (cr, width, height, loops);
+}
+
+static cairo_time_t
+nearly_vertical_wide (cairo_t *cr, int width, int height, int loops)
+{
+    cairo_set_line_width (cr, 5.);
+    return nearly_vertical (cr, width, height, loops);
+}
+
+
+static cairo_time_t
+diagonal (cairo_t *cr, int width, int height, int loops)
+{
+    cairo_move_to (cr, 0, 0);
+    cairo_line_to (cr, width, height);
+
+    cairo_perf_timer_start ();
+
+    while (loops--)
+	cairo_stroke_preserve (cr);
+
+    cairo_perf_timer_stop ();
+
+    cairo_new_path (cr);
+
+    return cairo_perf_timer_elapsed ();
+}
+
+static cairo_time_t
+diagonal_hair (cairo_t *cr, int width, int height, int loops)
+{
+    cairo_set_line_width (cr, 1.);
+    return diagonal (cr, width, height, loops);
+}
+
+static cairo_time_t
+diagonal_wide (cairo_t *cr, int width, int height, int loops)
+{
+    cairo_set_line_width (cr, 5.);
+    return diagonal (cr, width, height, loops);
+}
+
+cairo_bool_t
+a1_line_enabled (cairo_perf_t *perf)
+{
+    return cairo_perf_can_run (perf, "a1-line", NULL);
+}
+
+void
+a1_line (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-line-hh", horizontal_hair, NULL);
+    cairo_perf_run (perf, "a1-line-hw", horizontal_wide, NULL);
+    cairo_perf_run (perf, "a1-line-nhh", nearly_horizontal_hair, NULL);
+    cairo_perf_run (perf, "a1-line-nhw", nearly_horizontal_wide, NULL);
+
+    cairo_perf_run (perf, "a1-line-vh", vertical_hair, NULL);
+    cairo_perf_run (perf, "a1-line-vw", vertical_wide, NULL);
+    cairo_perf_run (perf, "a1-line-nvh", nearly_vertical_hair, NULL);
+    cairo_perf_run (perf, "a1-line-nvw", nearly_vertical_wide, NULL);
+
+    cairo_perf_run (perf, "a1-line-dh", diagonal_hair, NULL);
+    cairo_perf_run (perf, "a1-line-dw", diagonal_wide, NULL);
+}