diff options
Diffstat (limited to 'libs/cairo-1.16.0/perf/cairo-perf-chart.c')
| -rw-r--r-- | libs/cairo-1.16.0/perf/cairo-perf-chart.c | 1113 |
1 files changed, 0 insertions, 1113 deletions
diff --git a/libs/cairo-1.16.0/perf/cairo-perf-chart.c b/libs/cairo-1.16.0/perf/cairo-perf-chart.c deleted file mode 100644 index 738fe5c..0000000 --- a/libs/cairo-1.16.0/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; -} |