blob: 1fd99e4ada02610e289e409ea7d502cf5be65fae [file] [log] [blame]
/*
* Copyright © 2008 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: Chris Wilson <chris@chris-wilson.co.uk>
*/
#include "cairo-perf.h"
#include "cairo-perf-graph.h"
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <errno.h>
#include <fcntl.h>
#include <cairo.h>
static void
usage (const char *argv0)
{
char const *basename = strrchr (argv0, '/');
basename = basename ? basename+1 : argv0;
g_printerr ("Usage: %s [options] file1 file2 [...]\n\n", basename);
g_printerr ("Draws a graph illustrating the change in performance over a series.\n");
exit(1);
}
enum {
CASE_SHOWN,
CASE_INCONSISTENT,
CASE_BACKEND,
CASE_CONTENT,
CASE_NAME,
CASE_SIZE,
CASE_FG_COLOR,
CASE_DATA,
CASE_NCOLS
};
static GtkTreeStore *
cases_to_store (test_case_t *cases)
{
GtkTreeStore *store;
GtkTreeIter backend_iter;
GtkTreeIter content_iter;
const char *backend = NULL;
const char *content = NULL;
store = gtk_tree_store_new (CASE_NCOLS,
G_TYPE_BOOLEAN, /* shown */
G_TYPE_BOOLEAN, /* inconsistent */
G_TYPE_STRING, /* backend */
G_TYPE_STRING, /* content */
G_TYPE_STRING, /* name */
G_TYPE_INT, /* size */
GDK_TYPE_COLOR, /* fg color */
G_TYPE_POINTER); /* data */
while (cases->backend != NULL) {
GtkTreeIter iter;
if (backend == NULL || strcmp (backend, cases->backend)) {
gtk_tree_store_append (store, &backend_iter, NULL);
gtk_tree_store_set (store, &backend_iter,
CASE_SHOWN, TRUE,
CASE_BACKEND, cases->backend,
-1);
backend = cases->backend;
content = NULL;
}
if (content == NULL || strcmp (content, cases->content)) {
gtk_tree_store_append (store, &content_iter, &backend_iter);
gtk_tree_store_set (store, &content_iter,
CASE_SHOWN, TRUE,
CASE_BACKEND, cases->backend,
CASE_CONTENT, cases->content,
-1);
content = cases->content;
}
gtk_tree_store_append (store, &iter, &content_iter);
gtk_tree_store_set (store, &iter,
CASE_SHOWN, TRUE,
CASE_BACKEND, cases->backend,
CASE_CONTENT, cases->content,
CASE_NAME, cases->name,
CASE_SIZE, cases->size,
CASE_FG_COLOR, &cases->color,
CASE_DATA, cases,
-1);
cases++;
}
return store;
}
struct _app_data {
GtkWidget *window;
test_case_t *cases;
cairo_perf_report_t *reports;
int num_reports;
GtkTreeStore *case_store;
GIOChannel *git_io;
GtkTextBuffer *git_buffer;
GtkWidget *gv;
};
static void
recurse_set_shown (GtkTreeModel *model,
GtkTreeIter *parent,
gboolean shown)
{
GtkTreeIter iter;
if (gtk_tree_model_iter_children (model, &iter, parent)) do {
test_case_t *c;
gtk_tree_model_get (model, &iter, CASE_DATA, &c, -1);
if (c == NULL) {
recurse_set_shown (model, &iter, shown);
} else if (shown != c->shown) {
c->shown = shown;
gtk_tree_store_set (GTK_TREE_STORE (model), &iter,
CASE_SHOWN, shown,
CASE_INCONSISTENT, FALSE,
-1);
}
} while (gtk_tree_model_iter_next (model, &iter));
}
static gboolean
children_consistent (GtkTreeModel *model,
GtkTreeIter *parent)
{
GtkTreeIter iter;
gboolean first = TRUE;
gboolean first_active;
if (gtk_tree_model_iter_children (model, &iter, parent)) do {
gboolean active, inconsistent;
gtk_tree_model_get (model, &iter,
CASE_INCONSISTENT, &inconsistent,
CASE_SHOWN, &active,
-1);
if (inconsistent)
return FALSE;
if (first) {
first_active = active;
first = FALSE;
} else if (active != first_active)
return FALSE;
} while (gtk_tree_model_iter_next (model, &iter));
return TRUE;
}
static void
check_consistent (GtkTreeModel *model,
GtkTreeIter *child)
{
GtkTreeIter parent;
if (gtk_tree_model_iter_parent (model, &parent, child)) {
gtk_tree_store_set (GTK_TREE_STORE (model), &parent,
CASE_INCONSISTENT,
! children_consistent (model, &parent),
-1);
check_consistent (model, &parent);
}
}
static void
show_case_toggled (GtkCellRendererToggle *cell,
gchar *str,
struct _app_data *app)
{
GtkTreeModel *model;
GtkTreePath *path;
GtkTreeIter iter;
test_case_t *c;
gboolean active;
active = ! gtk_cell_renderer_toggle_get_active (cell);
model = GTK_TREE_MODEL (app->case_store);
path = gtk_tree_path_new_from_string (str);
gtk_tree_model_get_iter (model, &iter, path);
gtk_tree_path_free (path);
gtk_tree_store_set (app->case_store, &iter,
CASE_SHOWN, active,
CASE_INCONSISTENT, FALSE,
-1);
gtk_tree_model_get (model, &iter, CASE_DATA, &c, -1);
if (c != NULL) {
if (active == c->shown)
return;
c->shown = active;
} else {
recurse_set_shown (model, &iter, active);
}
check_consistent (model, &iter);
graph_view_update_visible ((GraphView *) app->gv);
}
static gboolean
git_read (GIOChannel *io,
GIOCondition cond,
struct _app_data *app)
{
int fd;
fd = g_io_channel_unix_get_fd (io);
do {
char buf[4096];
int len;
GtkTextIter end;
len = read (fd, buf, sizeof (buf));
if (len <= 0) {
int err = len ? errno : 0;
switch (err) {
case EAGAIN:
case EINTR:
return TRUE;
default:
g_io_channel_unref (app->git_io);
app->git_io = NULL;
return FALSE;
}
}
gtk_text_buffer_get_end_iter (app->git_buffer, &end);
gtk_text_buffer_insert (app->git_buffer, &end, buf, len);
} while (TRUE);
}
static void
do_git (struct _app_data *app,
char **argv)
{
gint output;
GError *error = NULL;
GtkTextIter start, stop;
long flags;
if (! g_spawn_async_with_pipes (NULL, argv, NULL,
G_SPAWN_SEARCH_PATH |
G_SPAWN_STDERR_TO_DEV_NULL |
G_SPAWN_FILE_AND_ARGV_ZERO,
NULL, NULL, NULL,
NULL, &output, NULL,
&error))
{
g_error ("spawn failed: %s", error->message);
}
if (app->git_io) {
g_io_channel_shutdown (app->git_io, FALSE, NULL);
g_io_channel_unref (app->git_io);
}
gtk_text_buffer_get_bounds (app->git_buffer, &start, &stop);
gtk_text_buffer_delete (app->git_buffer, &start, &stop);
flags = fcntl (output, F_GETFL);
if ((flags & O_NONBLOCK) == 0)
fcntl (output, F_SETFL, flags | O_NONBLOCK);
app->git_io = g_io_channel_unix_new (output);
g_io_add_watch (app->git_io, G_IO_IN | G_IO_HUP, (GIOFunc) git_read, app);
}
static void
gv_report_selected (GraphView *gv,
int i,
struct _app_data *app)
{
cairo_perf_report_t *report;
char *hyphen;
if (i == -1)
return;
report = &app->reports[i];
hyphen = strchr (report->configuration, '-');
if (hyphen != NULL) {
int len = hyphen - report->configuration;
char *id = g_malloc (len + 1);
char *argv[5];
memcpy (id, report->configuration, len);
id[len] = '\0';
argv[0] = (char *) "git";
argv[1] = (char *) "git";
argv[2] = (char *) "show";
argv[3] = id;
argv[4] = NULL;
do_git (app, argv);
g_free (id);
}
}
static GtkWidget *
window_create (test_case_t *cases,
cairo_perf_report_t *reports,
int num_reports)
{
GtkWidget *window, *table, *w;
GtkWidget *tv, *sw;
GtkTreeStore *store;
GtkTreeViewColumn *column;
GtkCellRenderer *renderer;
struct _app_data *data;
data = g_new0 (struct _app_data, 1);
data->cases = cases;
data->reports = reports;
data->num_reports = num_reports;
window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
gtk_window_set_title (GTK_WINDOW (window), "Cairo Performance Graph");
g_object_set_data_full (G_OBJECT (window),
"app-data", data, (GDestroyNotify)g_free);
data->window = window;
table = gtk_table_new (2, 2, FALSE);
/* legend & show/hide lines (categorised) */
tv = gtk_tree_view_new ();
store = cases_to_store (cases);
data->case_store = store;
gtk_tree_view_set_model (GTK_TREE_VIEW (tv), GTK_TREE_MODEL (store));
renderer = gtk_cell_renderer_toggle_new ();
column = gtk_tree_view_column_new_with_attributes (NULL,
renderer,
"active", CASE_SHOWN,
"inconsistent", CASE_INCONSISTENT,
NULL);
gtk_tree_view_append_column (GTK_TREE_VIEW (tv), column);
g_signal_connect (renderer, "toggled",
G_CALLBACK (show_case_toggled), data);
renderer = gtk_cell_renderer_text_new ();
column = gtk_tree_view_column_new_with_attributes ("Backend",
renderer,
"text", CASE_BACKEND,
NULL);
gtk_tree_view_append_column (GTK_TREE_VIEW (tv), column);
renderer = gtk_cell_renderer_text_new ();
column = gtk_tree_view_column_new_with_attributes ("Content",
renderer,
"text", CASE_CONTENT,
NULL);
gtk_tree_view_append_column (GTK_TREE_VIEW (tv), column);
renderer = gtk_cell_renderer_text_new ();
column = gtk_tree_view_column_new_with_attributes ("Test",
renderer,
"text", CASE_NAME,
"foreground-gdk", CASE_FG_COLOR,
NULL);
gtk_tree_view_append_column (GTK_TREE_VIEW (tv), column);
renderer = gtk_cell_renderer_text_new ();
column = gtk_tree_view_column_new_with_attributes ("Size",
renderer,
"text", CASE_SIZE,
NULL);
gtk_tree_view_append_column (GTK_TREE_VIEW (tv), column);
gtk_tree_view_set_rules_hint (GTK_TREE_VIEW (tv), TRUE);
g_object_unref (store);
sw = gtk_scrolled_window_new (NULL, NULL);
gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (sw),
GTK_POLICY_NEVER,
GTK_POLICY_AUTOMATIC);
gtk_container_add (GTK_CONTAINER (sw), tv);
gtk_widget_show (tv);
gtk_table_attach (GTK_TABLE (table), sw,
0, 1, 0, 2,
GTK_FILL, GTK_FILL,
4, 4);
gtk_widget_show (sw);
/* the performance chart */
w = graph_view_new ();
data->gv = w;
g_signal_connect (w, "report-selected",
G_CALLBACK (gv_report_selected), data);
graph_view_set_reports ((GraphView *)w, cases, reports, num_reports);
gtk_table_attach (GTK_TABLE (table), w,
1, 2, 0, 1,
GTK_FILL | GTK_EXPAND, GTK_FILL | GTK_EXPAND,
4, 4);
gtk_widget_show (w);
/* interesting information - presumably the commit log */
w = gtk_text_view_new ();
data->git_buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (w));
sw = gtk_scrolled_window_new (NULL, NULL);
gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (sw),
GTK_POLICY_NEVER,
GTK_POLICY_AUTOMATIC);
gtk_container_add (GTK_CONTAINER (sw), w);
gtk_widget_show (w);
gtk_table_attach (GTK_TABLE (table), sw,
1, 2, 1, 2,
GTK_FILL, GTK_FILL | GTK_EXPAND,
4, 4);
gtk_widget_show (sw);
gtk_container_add (GTK_CONTAINER (window), table);
gtk_widget_show (table);
return window;
}
static void
name_to_color (const char *name,
GdkColor *color)
{
gint v = g_str_hash (name);
color->red = ((v >> 0) & 0xff) / 384. * 0xffff;
color->green = ((v >> 8) & 0xff) / 384. * 0xffff;
color->blue = ((v >> 16) & 0xff) / 384. * 0xffff;
}
static test_case_t *
test_cases_from_reports (cairo_perf_report_t *reports,
int num_reports)
{
test_case_t *cases, *c;
test_report_t **tests;
int i, j;
int num_tests;
num_tests = 0;
for (i = 0; i < num_reports; i++) {
for (j = 0; reports[i].tests[j].name != NULL; j++)
;
if (j > num_tests)
num_tests = j;
}
cases = xcalloc (num_tests+1, sizeof (test_case_t));
tests = xmalloc (num_reports * sizeof (test_report_t *));
for (i = 0; i < num_reports; i++)
tests[i] = reports[i].tests;
c = cases;
while (1) {
int seen_non_null;
test_report_t *min_test;
/* 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 < 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 < 2)
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 < num_reports; i++) {
if (tests[i]->name) {
min_test = tests[i];
break;
}
}
for (++i; i < num_reports; i++) {
if (tests[i]->name &&
test_report_cmp_backend_then_name (tests[i], min_test) < 0)
{
min_test = tests[i];
}
}
c->min_test = min_test;
c->backend = min_test->backend;
c->content = min_test->content;
c->name = min_test->name;
c->size = min_test->size;
c->baseline = min_test->stats.min_ticks;
c->min = c->max = 1.;
c->shown = TRUE;
name_to_color (c->name, &c->color);
for (i = 0; i < num_reports; i++) {
if (tests[i]->name &&
test_report_cmp_backend_then_name (tests[i], min_test) == 0)
{
tests[i]++;
break;
}
}
for (++i; i < num_reports; i++) {
if (tests[i]->name &&
test_report_cmp_backend_then_name (tests[i], min_test) == 0)
{
double v = tests[i]->stats.min_ticks / c->baseline;
if (v < c->min)
c->min = v;
if (v > c->max)
c->max = v;
tests[i]++;
}
}
c++;
}
free (tests);
return cases;
}
int
main (int argc,
char *argv[])
{
cairo_perf_report_t *reports;
test_case_t *cases;
test_report_t *t;
int i;
GtkWidget *window;
gtk_init (&argc, &argv);
if (argc < 3)
usage (argv[0]);
reports = xmalloc ((argc-1) * sizeof (cairo_perf_report_t));
for (i = 1; i < argc; i++ )
cairo_perf_report_load (&reports[i-1], argv[i], i, NULL);
cases = test_cases_from_reports (reports, argc-1);
window = window_create (cases, reports, argc-1);
g_signal_connect (window, "delete-event",
G_CALLBACK (gtk_main_quit), NULL);
gtk_widget_show (window);
gtk_main ();
/* Pointless memory cleanup, (would be a great place for talloc) */
free (cases);
for (i = 0; i < argc-1; i++) {
for (t = reports[i].tests; t->name; t++) {
free (t->samples);
free (t->backend);
free (t->name);
}
free (reports[i].tests);
free (reports[i].configuration);
}
free (reports);
return 0;
}