summaryrefslogtreecommitdiff
path: root/perf/cairo-perf-chart.c
diff options
context:
space:
mode:
Diffstat (limited to 'perf/cairo-perf-chart.c')
-rw-r--r--perf/cairo-perf-chart.c1113
1 files changed, 0 insertions, 1113 deletions
diff --git a/perf/cairo-perf-chart.c b/perf/cairo-perf-chart.c
deleted file mode 100644
index 738fe5c7b..000000000
--- a/perf/cairo-perf-chart.c
+++ /dev/null
@@ -1,1113 +0,0 @@
-/*
- * Copyright © 2006 Red Hat, Inc.
- * Copyright © 2009 Chris Wilson
- *
- * Permission to use, copy, modify, distribute, and sell this software
- * and its documentation for any purpose is hereby granted without
- * fee, provided that the above copyright notice appear in all copies
- * and that both that copyright notice and this permission notice
- * appear in supporting documentation, and that the name of the
- * copyright holders not be used in advertising or publicity
- * pertaining to distribution of the software without specific,
- * written prior permission. The copyright holders make no
- * representations about the suitability of this software for any
- * purpose. It is provided "as is" without express or implied
- * warranty.
- *
- * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS
- * SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND
- * FITNESS, IN NO EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY
- * SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN
- * AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
- * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
- * SOFTWARE.
- *
- * Authors: Carl Worth <cworth@cworth.org>
- * Chris Wilson <chris@chris-wilson.co.uk>
- */
-
-#include "cairo-perf.h"
-
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <errno.h>
-#include <ctype.h>
-#include <math.h>
-#include <assert.h>
-
-struct chart {
- cairo_perf_report_t *reports;
- const char **names;
-
- cairo_t *cr;
- int width, height;
- int num_tests, num_reports;
- double min_value, max_value;
- double *average;
-
- cairo_bool_t use_html;
- cairo_bool_t relative;
-};
-struct color {
- double red, green, blue;
-};
-
-#define FONT_SIZE 12
-#define PAD (4)
-
-static double
-to_factor (double x)
-{
-#if 1
- if (x > 1.)
- return (x-1) * 100.;
- else
- return (1. - 1./x) * 100.;
-#else
- return log (x);
-#endif
-}
-
-static int
-_double_cmp (const void *_a,
- const void *_b)
-{
- const double *a = _a;
- const double *b = _b;
-
- if (*a > *b)
- return 1;
- if (*a < *b)
- return -1;
- return 0;
-}
-
-static void
-trim_outliers (double *values,
- int num_values,
- double *min,
- double *max)
-{
- double q1, q3, iqr;
- double outlier_min, outlier_max;
- int i;
-
- /* First, identify any outliers, using the definition of "mild
- * outliers" from:
- *
- * http://en.wikipedia.org/wiki/Outliers
- *
- * Which is that outliers are any values less than Q1 - 1.5 * IQR
- * or greater than Q3 + 1.5 * IQR where Q1 and Q3 are the first
- * and third quartiles and IQR is the inter-quartile range (Q3 -
- * Q1).
- */
- qsort (values, num_values,
- sizeof (double), _double_cmp);
-
- q1 = values[1*num_values / 6];
- q3 = values[5*num_values / 6];
-
- iqr = q3 - q1;
-
- outlier_min = q1 - 3 * iqr;
- outlier_max = q3 + 3 * iqr;
-
- i = 0;
- while (i < num_values && values[i] < outlier_min)
- i++;
- if (i == num_values)
- return;
-
- *min = values[i];
-
- while (i < num_values && values[i] <= outlier_max)
- i++;
-
- *max = values[i-1];
-}
-
-static void
-find_ranges (struct chart *chart)
-{
- test_report_t **tests, *min_test;
- double *values;
- int num_values, size_values;
- double min = 0, max = 0;
- double test_time;
- int seen_non_null;
- int num_tests = 0;
- double slow_sum = 0, fast_sum = 0, sum;
- int slow_count = 0, fast_count = 0;
- int *count;
- int i;
-
- num_values = 0;
- size_values = 64;
- values = xmalloc (size_values * sizeof (double));
-
- chart->average = xmalloc(chart->num_reports * sizeof(double));
- count = xmalloc(chart->num_reports * sizeof(int));
- for (i = 0; i < chart->num_reports; i++) {
- chart->average[i] = 0;
- count[i] = 0;
- }
-
- tests = xmalloc (chart->num_reports * sizeof (test_report_t *));
- for (i = 0; i < chart->num_reports; i++)
- tests[i] = chart->reports[i].tests;
-
- while (1) {
- /* We expect iterations values of 0 when multiple raw reports
- * for the same test have been condensed into the stats of the
- * first. So we just skip these later reports that have no
- * stats. */
- seen_non_null = 0;
- for (i = 0; i < chart->num_reports; i++) {
- while (tests[i]->name && tests[i]->stats.iterations == 0)
- tests[i]++;
- if (tests[i]->name)
- seen_non_null++;
- }
- if (! seen_non_null)
- break;
-
- num_tests++;
-
- /* Find the minimum of all current tests, (we have to do this
- * in case some reports don't have a particular test). */
- for (i = 0; i < chart->num_reports; i++) {
- if (tests[i]->name) {
- min_test = tests[i];
- break;
- }
- }
- for (++i; i < chart->num_reports; i++) {
- if (tests[i]->name && test_report_cmp_name (tests[i], min_test) < 0)
- min_test = tests[i];
- }
-
- test_time = 0;
- for (i = 0; i < chart->num_reports; i++) {
- double report_time = HUGE_VAL;
-
- while (tests[i]->name &&
- test_report_cmp_name (tests[i], min_test) == 0)
- {
- double time = tests[i]->stats.min_ticks;
- if (time < report_time) {
- time /= tests[i]->stats.ticks_per_ms;
- if (time < report_time)
- report_time = time;
- }
- tests[i]++;
- }
-
- if (report_time != HUGE_VAL) {
- if (test_time == 0)
- test_time = report_time;
-
- chart->average[i] += report_time / test_time;
- count[i]++;
-
- if (chart->relative) {
- if (test_time != report_time) {
- double v = to_factor (test_time / report_time);
- if (num_values == size_values) {
- size_values *= 2;
- values = xrealloc (values,
- size_values * sizeof (double));
- }
- values[num_values++] = v;
- if (v < min)
- min = v;
- if (v > max)
- max = v;
- if (v > 0)
- fast_sum += v/100, fast_count++;
- else
- slow_sum += v/100, slow_count++;
- sum += v/100;
- printf ("%s %d: %f\n", min_test->name, num_values, v);
- }
- } else {
- if (report_time < min)
- min = report_time;
- if (report_time > max)
- max = report_time;
- }
- }
- }
- }
-
- for (i = 0; i < chart->num_reports; i++) {
- if (count[i])
- chart->average[i] = count[i] / chart->average[i];
- else
- chart->average[i] = 1.;
- }
-
- if (chart->relative)
- trim_outliers (values, num_values, &min, &max);
- chart->min_value = min;
- chart->max_value = max;
- chart->num_tests = num_tests + !!chart->relative;
-
- free (values);
- free (tests);
- free (count);
-
- printf ("%d: slow[%d] average: %f, fast[%d] average: %f, %f\n",
- num_values, slow_count, slow_sum / slow_count, fast_count, fast_sum / fast_count, sum / num_values);
-}
-
-#define SET_COLOR(C, R, G, B) (C)->red = (R), (C)->green = (G), (C)->blue = (B)
-static void
-hsv_to_rgb (double h,
- double s,
- double v,
- struct color *color)
-{
- double m, n, f;
- int i;
-
- while (h < 0)
- h += 6.;
- while (h > 6.)
- h -= 6.;
-
- if (s < 0.)
- s = 0.;
- if (s > 1.)
- s = 1.;
-
- if (v < 0.)
- v = 0.;
- if (v > 1.)
- v = 1.;
-
- i = floor (h);
- f = h - i;
- if ((i & 1) == 0)
- f = 1 - f;
-
- m = v * (1 - s);
- n = v * (1 - s * f);
- switch(i){
- default:
- case 6:
- case 0: SET_COLOR (color, v, n, m); break;
- case 1: SET_COLOR (color, n, v, m); break;
- case 2: SET_COLOR (color, m, v, n); break;
- case 3: SET_COLOR (color, m, n, v); break;
- case 4: SET_COLOR (color, n, m, v); break;
- case 5: SET_COLOR (color, v, m, n); break;
- }
-}
-
-static void set_report_color (struct chart *chart, int report)
-{
- struct color color;
-
- hsv_to_rgb (6. / chart->num_reports * report, .7, .7, &color);
- cairo_set_source_rgb (chart->cr, color.red, color.green, color.blue);
-}
-
-static void set_report_gradient (struct chart *chart, int report,
- double x, double y, double w, double h)
-{
- struct color color;
- cairo_pattern_t *p;
-
- hsv_to_rgb (6. / chart->num_reports * report, .7, .7, &color);
-
- p = cairo_pattern_create_linear (x, 0, x+w, 0);
- cairo_pattern_add_color_stop_rgba (p, 0.0,
- color.red, color.green, color.blue,
- .50);
- cairo_pattern_add_color_stop_rgba (p, 0.5,
- color.red, color.green, color.blue,
- .50);
- cairo_pattern_add_color_stop_rgba (p, 1.0,
- color.red, color.green, color.blue,
- 1.0);
- cairo_set_source (chart->cr, p);
- cairo_pattern_destroy (p);
-}
-
-static void
-test_background (struct chart *c,
- int test)
-{
- double dx, x;
-
- dx = c->width / (double) c->num_tests;
- x = dx * test;
-
- if (test & 1)
- cairo_set_source_rgba (c->cr, .2, .2, .2, .2);
- else
- cairo_set_source_rgba (c->cr, .8, .8, .8, .2);
-
- cairo_rectangle (c->cr, floor (x), 0,
- floor (dx + x) - floor (x), c->height);
- cairo_fill (c->cr);
-}
-
-static void
-add_chart (struct chart *c,
- int test,
- int report,
- double value)
-{
- double dx, dy, x;
-
- if (fabs (value) < 0.1)
- return;
-
- if (c->relative) {
- cairo_text_extents_t extents;
- char buf[80];
- double y;
-
- dy = (c->height/2. - PAD) / MAX (-c->min_value, c->max_value);
- /* the first report is always skipped, as it is used as the baseline */
- dx = c->width / (double) (c->num_tests * c->num_reports);
- x = dx * (c->num_reports * test + report - .5);
-
- cairo_rectangle (c->cr,
- floor (x), c->height / 2.,
- floor (x + dx) - floor (x),
- ceil (-dy*value - c->height/2.) + c->height/2.);
- if (dx < 5) {
- set_report_color (c, report);
- cairo_fill (c->cr);
- } else {
- set_report_gradient (c, report,
- floor (x), c->height / 2.,
- floor (x + dx) - floor (x),
- ceil (-dy*value - c->height/2.) + c->height/2.);
-
- cairo_fill_preserve (c->cr);
- cairo_save (c->cr);
- cairo_clip_preserve (c->cr);
- set_report_color (c, report);
- cairo_stroke (c->cr);
- cairo_restore (c->cr);
- }
-
- /* Skip the label if the difference between the two is less than 0.1% */
- if (fabs (value) < 0.1)
- return;
-
- cairo_save (c->cr);
- cairo_set_font_size (c->cr, dx - 2);
-
- if (value < 0) {
- sprintf (buf, "%.1f", -value/100 + 1);
- } else {
- sprintf (buf, "%.1f", value/100 + 1);
- }
- cairo_text_extents (c->cr, buf, &extents);
-
- /* will it be clipped? */
- y = -dy * value;
- if (y < -c->height/2) {
- y = -c->height/2;
- } else if (y > c->height/2) {
- y = c->height/2;
- }
-
- if (y < 0) {
- if (y > -extents.width - 6)
- y -= extents.width + 6;
- } else {
- if (y < extents.width + 6)
- y += extents.width + 6;
- }
-
- cairo_translate (c->cr,
- floor (x) + (floor (x + dx) - floor (x))/2,
- floor (y) + c->height/2.);
- cairo_rotate (c->cr, -M_PI/2);
- if (y < 0) {
- cairo_move_to (c->cr, -extents.x_bearing -extents.width - 4, -extents.y_bearing/2);
- } else {
- cairo_move_to (c->cr, 2, -extents.y_bearing/2);
- }
-
- cairo_set_source_rgb (c->cr, .95, .95, .95);
- cairo_show_text (c->cr, buf);
- cairo_restore (c->cr);
- } else {
- dy = (c->height - PAD) / c->max_value;
- dx = c->width / (double) (c->num_tests * (c->num_reports+1));
- x = dx * ((c->num_reports+1) * test + report + .5);
-
- cairo_rectangle (c->cr,
- floor (x), c->height,
- floor (x + dx) - floor (x),
- floor (c->height - dy*value) - c->height);
- if (dx < 5) {
- set_report_color (c, report);
- cairo_fill (c->cr);
- } else {
- set_report_gradient (c, report,
- floor (x), c->height,
- floor (x + dx) - floor (x),
- floor (c->height - dy*value) - c->height);
- cairo_fill_preserve (c->cr);
- cairo_save (c->cr);
- cairo_clip_preserve (c->cr);
- set_report_color (c, report);
- cairo_stroke (c->cr);
- cairo_restore (c->cr);
- }
- }
-}
-
-static void
-add_average (struct chart *c,
- int test,
- int report,
- double value)
-{
- double dx, dy, x;
- cairo_text_extents_t extents;
- char buf[80];
- double y;
-
- if (fabs (value) < 0.1)
- return;
-
- dy = (c->height/2. - PAD) / MAX (-c->min_value, c->max_value);
- /* the first report is always skipped, as it is used as the baseline */
- dx = c->width / (double) (c->num_tests * c->num_reports);
- x = dx * (c->num_reports * test + report - .5);
-
- cairo_rectangle (c->cr,
- floor (x), c->height / 2.,
- floor (x + dx) - floor (x),
- ceil (-dy*value - c->height/2.) + c->height/2.);
- if (dx < 5) {
- set_report_color (c, report);
- cairo_fill (c->cr);
- } else {
- set_report_gradient (c, report,
- floor (x), c->height / 2.,
- floor (x + dx) - floor (x),
- ceil (-dy*value - c->height/2.) + c->height/2.);
-
- cairo_fill_preserve (c->cr);
- cairo_save (c->cr);
- cairo_clip_preserve (c->cr);
- set_report_color (c, report);
- cairo_stroke (c->cr);
- cairo_restore (c->cr);
- }
-
- /* Skip the label if the difference between the two is less than 0.1% */
- if (fabs (value) < 0.1)
- return;
-
- cairo_save (c->cr);
- cairo_set_font_size (c->cr, dx - 2);
-
- if (value < 0) {
- sprintf (buf, "%.1f", -value/100 + 1);
- } else {
- sprintf (buf, "%.1f", value/100 + 1);
- }
- cairo_text_extents (c->cr, buf, &extents);
-
- /* will it be clipped? */
- y = -dy * value;
- if (y < -c->height/2) {
- y = -c->height/2;
- } else if (y > c->height/2) {
- y = c->height/2;
- }
-
- if (y < 0) {
- if (y > -extents.width - 6)
- y -= extents.width + 6;
- } else {
- if (y < extents.width + 6)
- y += extents.width + 6;
- }
-
- cairo_translate (c->cr,
- floor (x) + (floor (x + dx) - floor (x))/2,
- floor (y) + c->height/2.);
- cairo_rotate (c->cr, -M_PI/2);
- if (y < 0) {
- cairo_move_to (c->cr, -extents.x_bearing -extents.width - 4, -extents.y_bearing/2);
- } else {
- cairo_move_to (c->cr, 2, -extents.y_bearing/2);
- }
-
- cairo_set_source_rgb (c->cr, .95, .95, .95);
- cairo_show_text (c->cr, buf);
- cairo_restore (c->cr);
-}
-
-static void
-add_label (struct chart *c,
- int test,
- const char *label)
-{
- cairo_text_extents_t extents;
- double dx, x;
-
- cairo_save (c->cr);
- dx = c->width / (double) c->num_tests;
- if (dx / 2 - PAD < 4)
- return;
- cairo_set_font_size (c->cr, dx / 2 - PAD);
- cairo_text_extents (c->cr, label, &extents);
-
- cairo_set_source_rgb (c->cr, .5, .5, .5);
-
- x = (test + .5) * dx;
- cairo_save (c->cr);
- cairo_translate (c->cr, x, c->height - PAD / 2);
- cairo_rotate (c->cr, -M_PI/2);
- cairo_move_to (c->cr, 0, -extents.y_bearing/2);
- cairo_show_text (c->cr, label);
- cairo_restore (c->cr);
-
- cairo_save (c->cr);
- cairo_translate (c->cr, x, PAD / 2);
- cairo_rotate (c->cr, -M_PI/2);
- cairo_move_to (c->cr, -extents.width, -extents.y_bearing/2);
- cairo_show_text (c->cr, label);
- cairo_restore (c->cr);
-
- cairo_restore (c->cr);
-}
-
-static void
-add_base_line (struct chart *c)
-{
- double y;
-
- cairo_save (c->cr);
- cairo_set_line_width (c->cr, 2.);
- if (c->relative) {
- y = c->height / 2.;
- } else {
- y = c->height;
- }
- cairo_move_to (c->cr, 0, y);
- cairo_line_to (c->cr, c->width, y);
- cairo_set_source_rgb (c->cr, 1, 1, 1);
- cairo_stroke (c->cr);
- cairo_restore (c->cr);
-}
-
-static void
-add_absolute_lines (struct chart *c)
-{
- const double dashes[] = { 2, 4 };
- const double vlog_steps[] = { 10, 5, 4, 3, 2, 1, .5, .4, .3, .2, .1};
- double v, y, dy;
- unsigned int i;
- char buf[80];
- cairo_text_extents_t extents;
-
- v = c->max_value / 2.;
-
- for (i = 0; i < sizeof (vlog_steps) / sizeof (vlog_steps[0]); i++) {
- double vlog = log (v) / log (vlog_steps[i]);
- if (vlog > 1) {
- v = pow (vlog_steps[i], floor (vlog));
- goto done;
- }
- }
- return;
-done:
-
- dy = (c->height - PAD) / c->max_value;
-
- cairo_save (c->cr);
- cairo_set_line_width (c->cr, 1.);
- cairo_set_dash (c->cr, dashes, sizeof (dashes) / sizeof (dashes[0]), 0);
-
- i = 0;
- do {
- y = c->height - ++i * v * dy;
- if (y < PAD)
- break;
-
- cairo_set_font_size (c->cr, 8);
-
- sprintf (buf, "%.0fs", i*v/1000);
- cairo_text_extents (c->cr, buf, &extents);
-
- cairo_set_source_rgba (c->cr, .75, 0, 0, .95);
- cairo_move_to (c->cr, 1-extents.x_bearing, floor (y) - (extents.height/2 + extents.y_bearing) + .5);
- cairo_show_text (c->cr, buf);
-
- cairo_move_to (c->cr, c->width-extents.width-1, floor (y) - (extents.height/2 + extents.y_bearing) + .5);
- cairo_show_text (c->cr, buf);
-
- cairo_set_source_rgba (c->cr, .75, 0, 0, .5);
- cairo_move_to (c->cr,
- ceil (extents.width + extents.x_bearing + 2),
- floor (y) + .5);
- cairo_line_to (c->cr,
- floor (c->width - (extents.width + extents.x_bearing + 2)),
- floor (y) + .5);
- cairo_stroke (c->cr);
- } while (1);
-
- cairo_restore (c->cr);
-}
-
-static void
-add_relative_lines (struct chart *c)
-{
- const double dashes[] = { 2, 4 };
- const double v_steps[] = { 10, 5, 1, .5, .1, .05, .01};
- const int precision_steps[] = { 0, 0, 0, 1, 1, 2, 2};
- int precision;
- double v, y, dy, mid;
- unsigned int i;
- char buf[80];
- cairo_text_extents_t extents;
-
- v = MAX (-c->min_value, c->max_value) / 200;
-
- for (i = 0; i < sizeof (v_steps) / sizeof (v_steps[0]); i++) {
- if (v > v_steps[i]) {
- v = v_steps[i];
- precision = precision_steps[i];
- goto done;
- }
- }
- return;
-done:
-
- mid = c->height/2.;
- dy = (mid - PAD) / MAX (-c->min_value, c->max_value);
-
- cairo_save (c->cr);
- cairo_set_line_width (c->cr, 1.);
- cairo_set_dash (c->cr, dashes, sizeof (dashes) / sizeof (dashes[0]), 0);
- cairo_set_font_size (c->cr, 8);
-
- i = 0;
- do {
- y = ++i * v * dy * 100;
- if (y > mid)
- break;
-
- sprintf (buf, "%.*fx", precision, i*v + 1);
- cairo_text_extents (c->cr, buf, &extents);
-
- cairo_set_source_rgba (c->cr, .75, 0, 0, .95);
- cairo_move_to (c->cr, 1-extents.x_bearing, floor (mid + y) - (extents.height/2 + extents.y_bearing) + .5);
- cairo_show_text (c->cr, buf);
-
- cairo_move_to (c->cr, c->width-extents.width-1, floor (mid + y) - (extents.height/2 + extents.y_bearing) + .5);
- cairo_show_text (c->cr, buf);
-
- cairo_set_source_rgba (c->cr, 0, .75, 0, .95);
- cairo_move_to (c->cr, 1-extents.x_bearing, ceil (mid - y) - (extents.height/2 + extents.y_bearing) + .5);
- cairo_show_text (c->cr, buf);
-
- cairo_move_to (c->cr, c->width-extents.width-1, ceil (mid - y) - (extents.height/2 + extents.y_bearing) + .5);
- cairo_show_text (c->cr, buf);
-
- /* trim the dashes to no obscure the labels */
- cairo_set_source_rgba (c->cr, .75, 0, 0, .5);
- cairo_move_to (c->cr,
- ceil (extents.width + extents.x_bearing + 2),
- floor (mid + y) + .5);
- cairo_line_to (c->cr,
- floor (c->width - (extents.width + 2)),
- floor (mid + y) + .5);
- cairo_stroke (c->cr);
-
- cairo_set_source_rgba (c->cr, 0, .75, 0, .5);
- cairo_move_to (c->cr,
- ceil (extents.width + extents.x_bearing + 2),
- ceil (mid - y) + .5);
- cairo_line_to (c->cr,
- floor (c->width - (extents.width + 2)),
- ceil (mid - y) + .5);
- cairo_stroke (c->cr);
-
- } while (1);
-
- cairo_restore (c->cr);
-}
-
-static void
-add_slower_faster_guide (struct chart *c)
-{
- cairo_text_extents_t extents;
-
- cairo_save (c->cr);
-
- cairo_set_font_size (c->cr, FONT_SIZE);
-
- cairo_text_extents (c->cr, "FASTER", &extents);
- cairo_set_source_rgba (c->cr, 0, .75, 0, .5);
- cairo_move_to (c->cr,
- c->width/4. - extents.width/2. + extents.x_bearing,
- 1 - extents.y_bearing);
- cairo_show_text (c->cr, "FASTER");
- cairo_move_to (c->cr,
- 3*c->width/4. - extents.width/2. + extents.x_bearing,
- 1 - extents.y_bearing);
- cairo_show_text (c->cr, "FASTER");
-
- cairo_text_extents (c->cr, "SLOWER", &extents);
- cairo_set_source_rgba (c->cr, .75, 0, 0, .5);
- cairo_move_to (c->cr,
- c->width/4. - extents.width/2. + extents.x_bearing,
- c->height - 1);
- cairo_show_text (c->cr, "SLOWER");
- cairo_move_to (c->cr,
- 3*c->width/4. - extents.width/2. + extents.x_bearing,
- c->height - 1);
- cairo_show_text (c->cr, "SLOWER");
-
- cairo_restore (c->cr);
-}
-
-static void
-cairo_perf_reports_compare (struct chart *chart,
- cairo_bool_t print)
-{
- test_report_t **tests, *min_test;
- double test_time, best_time;
- int num_test = 0;
- int seen_non_null;
- int i;
-
- tests = xmalloc (chart->num_reports * sizeof (test_report_t *));
- for (i = 0; i < chart->num_reports; i++)
- tests[i] = chart->reports[i].tests;
-
- if (print) {
- if (chart->use_html) {
- printf ("<table style=\"text-align:right\" cellspacing=\"4\">\n");
- printf ("<tr><td></td>");
- for (i = 0; i < chart->num_reports; i++) {
- printf ("<td>%s</td>", chart->names[i] ? chart->names[i] : "");
- }
- printf ("</tr>\n");
- }
- }
-
- while (1) {
- /* We expect iterations values of 0 when multiple raw reports
- * for the same test have been condensed into the stats of the
- * first. So we just skip these later reports that have no
- * stats. */
- seen_non_null = 0;
- for (i = 0; i < chart->num_reports; i++) {
- while (tests[i]->name && tests[i]->stats.iterations == 0)
- tests[i]++;
- if (tests[i]->name)
- seen_non_null++;
- }
- if (! seen_non_null)
- break;
-
- /* Find the minimum of all current tests, (we have to do this
- * in case some reports don't have a particular test). */
- for (i = 0; i < chart->num_reports; i++) {
- if (tests[i]->name) {
- min_test = tests[i];
- break;
- }
- }
- for (++i; i < chart->num_reports; i++) {
- if (tests[i]->name && test_report_cmp_name (tests[i], min_test) < 0)
- min_test = tests[i];
- }
-
- add_label (chart, num_test, min_test->name);
- if (print) {
- if (chart->use_html) {
- printf ("<tr><td>%s</td>", min_test->name);
- } else {
- if (min_test->size) {
- printf ("%16s, size %4d:\n",
- min_test->name,
- min_test->size);
- } else {
- printf ("%26s:",
- min_test->name);
- }
- }
- }
-
- test_time = 0;
- best_time = HUGE_VAL;
- for (i = 0; i < chart->num_reports; i++) {
- test_report_t *initial = tests[i];
- double report_time = HUGE_VAL;
-
- while (tests[i]->name &&
- test_report_cmp_name (tests[i], min_test) == 0)
- {
- double time = tests[i]->stats.min_ticks;
- if (time < report_time) {
- time /= tests[i]->stats.ticks_per_ms;
- if (time < report_time)
- report_time = time;
- }
- tests[i]++;
- }
-
- if (test_time == 0 && report_time != HUGE_VAL)
- test_time = report_time;
- if (report_time < best_time)
- best_time = report_time;
-
- tests[i] = initial;
- }
-
- for (i = 0; i < chart->num_reports; i++) {
- double report_time = HUGE_VAL;
-
- while (tests[i]->name &&
- test_report_cmp_name (tests[i], min_test) == 0)
- {
- double time = tests[i]->stats.min_ticks;
- if (time > 0) {
- time /= tests[i]->stats.ticks_per_ms;
- if (time < report_time)
- report_time = time;
- }
- tests[i]++;
- }
-
- if (print) {
- if (chart->use_html) {
- if (report_time < HUGE_VAL) {
- if (report_time / best_time < 1.01) {
- printf ("<td><strong>%.1f</strong></td>", report_time/1000);
- } else {
- printf ("<td>%.1f</td>", report_time/1000);
- }
- } else {
- printf ("<td></td>");
- }
- } else {
- if (report_time < HUGE_VAL)
- printf (" %6.1f", report_time/1000);
- else
- printf (" ---");
- }
- }
-
- if (report_time < HUGE_VAL) {
- if (chart->relative) {
- add_chart (chart, num_test, i,
- to_factor (test_time / report_time));
- } else {
- add_chart (chart, num_test, i, report_time);
- }
- }
- }
-
- if (print) {
- if (chart->use_html) {
- printf ("</tr>\n");
- } else {
- printf ("\n");
- }
- }
-
- num_test++;
- }
- if (chart->relative) {
- add_label (chart, num_test, "(geometric mean)");
- for (i = 0; i < chart->num_reports; i++)
- add_average (chart, num_test, i, to_factor (chart->average[i]));
- }
- free (tests);
-
- if (print) {
- if (chart->use_html)
- printf ("</table>\n");
-
- printf ("\n");
- for (i = 0; i < chart->num_reports; i++) {
- if (chart->names[i]) {
- printf ("[%s] %s\n",
- chart->names[i], chart->reports[i].configuration);
- } else {
- printf ("[%d] %s\n",
- i, chart->reports[i].configuration);
- }
- }
- }
-}
-
-static void
-add_legend (struct chart *chart)
-{
- cairo_text_extents_t extents;
- const char *str;
- int i, x, y;
-
- cairo_set_font_size (chart->cr, FONT_SIZE);
-
- x = PAD;
- y = chart->height + PAD;
- for (i = chart->relative; i < chart->num_reports; i++) {
- str = chart->names[i] ?
- chart->names[i] : chart->reports[i].configuration;
-
- set_report_color (chart, i);
-
- cairo_rectangle (chart->cr, x, y + 6, 8, 8);
- cairo_fill (chart->cr);
-
- cairo_set_source_rgb (chart->cr, 1, 1, 1);
- cairo_move_to (chart->cr, x + 10, y + FONT_SIZE + PAD / 2.);
- cairo_text_extents (chart->cr, str, &extents);
- cairo_show_text (chart->cr, str);
-
- x += 10 + 2 * PAD + ceil (extents.width);
- }
-
- if (chart->relative) {
- char buf[80];
-
- str = chart->names[0] ?
- chart->names[0] : chart->reports[0].configuration;
-
- sprintf (buf, "(relative to %s)", str);
- cairo_text_extents (chart->cr, buf, &extents);
-
- cairo_set_source_rgb (chart->cr, 1, 1, 1);
- cairo_move_to (chart->cr,
- chart->width - 1 - extents.width,
- y + FONT_SIZE + PAD / 2.);
- cairo_show_text (chart->cr, buf);
- }
-}
-
-static void
-usage (void)
-{
- printf("Usage:\n");
- printf(" cairo-perf-chart [OPTION...] <result1> <result2>...<resultN>\n");
- printf("\n");
- printf("Help Options:\n");
- printf(" --help, --?\tShow help options\n");
- printf("\n");
- printf("Application Options:\n");
- printf(" --html\tOutput an HTML table comparing the results\n");
- printf(" --height=\tSet the height of the output graph"\
- " (default 480)\n");
- printf(" --width=\tSet the width of the output graph"\
- " (default 640)\n");
- printf(" --name\tSet the name of graph series."\
- " This only sets the name for the\n\t\tfirst result file."\
- " The graph series is usually set using the\n\t\tfile name for"\
- " the results file.\n");
- printf("\n");
- printf("Example:\n");
- printf(" cairo-perf-chart --width=1024 --height=768 run1 run2 run3\n");
- return;
-}
-
-int
-main (int argc,
- const char *argv[])
-{
- cairo_surface_t *surface;
- struct chart chart;
- test_report_t *t;
- int i;
-
- chart.use_html = 0;
- chart.width = 640;
- chart.height = 480;
-
- chart.reports = xcalloc (argc-1, sizeof (cairo_perf_report_t));
- chart.names = xcalloc (argc-1, sizeof (cairo_perf_report_t));
-
- chart.num_reports = 0;
- for (i = 1; i < argc; i++) {
- if (strcmp (argv[i], "--html") == 0) {
- chart.use_html = 1;
- } else if (strncmp (argv[i], "--width=", 8) == 0) {
- chart.width = atoi (argv[i] + 8);
- } else if (strncmp (argv[i], "--height=", 9) == 0) {
- chart.height = atoi (argv[i] + 9);
- } else if (strcmp (argv[i], "--name") == 0) {
- if (i + 1 < argc)
- chart.names[chart.num_reports] = argv[++i];
- } else if (strncmp (argv[i], "--name=", 7) == 0) {
- chart.names[chart.num_reports] = argv[i] + 7;
- } else if ((strcmp (argv[i], "--help") == 0) ||
- (strcmp (argv[i], "--?") == 0)) {
- usage();
- return 0;
- } else {
- cairo_perf_report_load (&chart.reports[chart.num_reports++],
- argv[i], i,
- test_report_cmp_name);
- }
- }
-
- for (chart.relative = 0; chart.relative <= 1; chart.relative++) {
- surface = cairo_image_surface_create (CAIRO_FORMAT_ARGB32,
- chart.width,
- chart.height + (FONT_SIZE + PAD) + 2*PAD);
- chart.cr = cairo_create (surface);
- cairo_surface_destroy (surface);
-
- cairo_set_source_rgb (chart.cr, 0, 0, 0);
- cairo_paint (chart.cr);
-
- find_ranges (&chart);
-
- for (i = 0; i < chart.num_tests; i++)
- test_background (&chart, i);
- if (chart.relative) {
- add_relative_lines (&chart);
- add_slower_faster_guide (&chart);
- } else
- add_absolute_lines (&chart);
-
- cairo_save (chart.cr);
- cairo_rectangle (chart.cr, 0, 0, chart.width, chart.height);
- cairo_clip (chart.cr);
- cairo_perf_reports_compare (&chart, !chart.relative);
- cairo_restore (chart.cr);
-
- add_base_line (&chart);
- add_legend (&chart);
-
- cairo_surface_write_to_png (cairo_get_target (chart.cr),
- chart.relative ? "relative.png" : "absolute.png");
- cairo_destroy (chart.cr);
- }
-
- /* Pointless memory cleanup, (would be a great place for talloc) */
- for (i = 0; i < chart.num_reports; i++) {
- for (t = chart.reports[i].tests; t->name; t++) {
- free (t->samples);
- free (t->backend);
- free (t->name);
- }
- free (chart.reports[i].tests);
- free (chart.reports[i].configuration);
- }
- free (chart.names);
- free (chart.reports);
-
- return 0;
-}
generated by cgit v1.2.3 (git 2.25.1) at 2024-05-04 09:58:07 +0000