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also measure wall clock time, and run over a number of window sizes.

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2003-07-27  Havoc Pennington  <hp@pobox.com>

	* src/theme-viewer.c (run_theme_benchmark): also measure wall
	clock time, and run over a number of window sizes.
This commit is contained in:
Havoc Pennington 2003-07-27 23:35:40 +00:00 committed by Havoc Pennington
parent e49cc883bb
commit 74fa2a7ab2
2 changed files with 63 additions and 19 deletions
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5
ChangeLog
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@ -1,3 +1,8 @@
2003-07-27 Havoc Pennington <hp@pobox.com>
* src/theme-viewer.c (run_theme_benchmark): also measure wall
clock time, and run over a number of window sizes.
2003-07-15 Havoc Pennington <hp@redhat.com>
* NEWS: update

73
src/theme-viewer.c
View File

@ -44,9 +44,6 @@
#define BUTTON_LAYOUT_COMBINATIONS ((MAX_BUTTONS_PER_CORNER+1)*(MAX_BUTTONS_PER_CORNER+1))
#endif
#define CLIENT_WIDTH 200
#define CLIENT_HEIGHT 200
enum
{
FONT_SIZE_SMALL,
@ -57,11 +54,11 @@ enum
static MetaTheme *global_theme = NULL;
static GtkWidget *previews[META_FRAME_TYPE_LAST*FONT_SIZE_LAST + BUTTON_LAYOUT_COMBINATIONS] = { NULL, };
static double milliseconds_to_draw_frame = 0.0;
static void run_position_expression_tests (void);
static void run_position_expression_timings (void);
static void run_theme_benchmark (int client_width,
int client_height);
static void run_theme_benchmark (void);
static GtkItemFactoryEntry menu_items[] =
@ -747,6 +744,20 @@ previews_of_button_layouts (void)
return sw;
}
static GtkWidget*
benchmark_summary (void)
{
char *msg;
GtkWidget *label;
msg = g_strdup_printf ("%g milliseconds to draw one window frame",
milliseconds_to_draw_frame);
label = gtk_label_new (msg);
g_free (msg);
return label;
}
int
main (int argc, char **argv)
{
@ -797,7 +808,7 @@ main (int argc, char **argv)
global_theme->name,
(end - start) / (double) CLOCKS_PER_SEC);
run_theme_benchmark (CLIENT_WIDTH, CLIENT_HEIGHT);
run_theme_benchmark ();
window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
gtk_window_set_default_size (GTK_WINDOW (window), 350, 350);
@ -835,6 +846,11 @@ main (int argc, char **argv)
collection,
gtk_label_new ("Button Layouts"));
collection = benchmark_summary ();
gtk_notebook_append_page (GTK_NOTEBOOK (notebook),
collection,
gtk_label_new ("Benchmark"));
i = 0;
while (i < (int) G_N_ELEMENTS (previews))
{
@ -886,8 +902,7 @@ create_title_layout (GtkWidget *widget)
}
static void
run_theme_benchmark (int client_width,
int client_height)
run_theme_benchmark (void)
{
GtkWidget* widget;
GdkPixmap *pixmap;
@ -902,9 +917,13 @@ run_theme_benchmark (int client_width,
PangoLayout *layout;
clock_t start;
clock_t end;
GTimer *timer;
int i;
MetaButtonLayout button_layout;
#define ITERATIONS 100
int client_width;
int client_height;
int inc;
widget = gtk_window_new (GTK_WINDOW_TOPLEVEL);
gtk_widget_realize (widget);
@ -918,11 +937,6 @@ run_theme_benchmark (int client_width,
&left_width,
&right_width);
pixmap = gdk_pixmap_new (widget->window,
client_width + left_width + right_width,
client_height + top_height + bottom_height,
-1);
layout = create_title_layout (widget);
i = 0;
@ -939,11 +953,26 @@ run_theme_benchmark (int client_width,
button_layout.right_buttons[1] = META_BUTTON_FUNCTION_MAXIMIZE;
button_layout.right_buttons[2] = META_BUTTON_FUNCTION_CLOSE;
timer = g_timer_new ();
start = clock ();
client_width = 50;
client_height = 50;
inc = 1000 / ITERATIONS; /* Increment to grow width/height,
* eliminates caching effects.
*/
i = 0;
while (i < ITERATIONS)
{
/* Creating the pixmap in the loop is right, since
* GDK does the same with its double buffering.
*/
pixmap = gdk_pixmap_new (widget->window,
client_width + left_width + right_width,
client_height + top_height + bottom_height,
-1);
meta_theme_draw_frame (global_theme,
widget,
pixmap,
@ -958,18 +987,28 @@ run_theme_benchmark (int client_width,
button_states,
meta_preview_get_mini_icon (),
meta_preview_get_icon ());
g_object_unref (G_OBJECT (pixmap));
++i;
client_width += inc;
client_height += inc;
}
end = clock ();
g_timer_stop (timer);
g_print ("Drew %d frames for %dx%d clients in %g seconds (%g seconds per frame)\n",
ITERATIONS, client_width, client_height,
milliseconds_to_draw_frame = (g_timer_elapsed (timer, NULL) / (double) ITERATIONS) * 1000;
g_print ("Drew %d frames in %g client-side seconds (%g milliseconds per frame) and %g seconds wall clock time including X server resources (%g milliseconds per frame)\n",
ITERATIONS,
((double)end - (double)start) / CLOCKS_PER_SEC,
((double)end - (double)start) / CLOCKS_PER_SEC / (double) ITERATIONS);
(((double)end - (double)start) / CLOCKS_PER_SEC / (double) ITERATIONS) * 1000,
g_timer_elapsed (timer, NULL),
milliseconds_to_draw_frame);
g_timer_destroy (timer);
g_object_unref (G_OBJECT (layout));
g_object_unref (G_OBJECT (pixmap));
gtk_widget_destroy (widget);
#undef ITERATIONS