sungmg/mutter-performance-source
1
0
Fork 0
Code Activity

clutter/frame-clock: Debug log frame drops per second if there were any

Browse source 
Part-of: <https://gitlab.gnome.org/GNOME/mutter/-/merge_requests/2855>
This commit is contained in:
Jonas Ådahl 2022-12-15 12:18:52 +01:00 committed by Robert Mader
parent 135ed27d27
commit f9802ca2a4
3 changed files with 37 additions and 0 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

35
clutter/clutter/clutter-frame-clock.c
View file

@ -111,6 +111,9 @@ struct _ClutterFrameClock
int inhibit_count;
GList *timelines;
int n_missed_frames;
int64_t missed_frame_report_time_us;
};
G_DEFINE_TYPE (ClutterFrameClock, clutter_frame_clock,
@ -240,6 +243,38 @@ clutter_frame_clock_notify_presented (ClutterFrameClock *frame_clock,
COGL_TRACE_BEGIN_SCOPED (ClutterFrameClockNotifyPresented,
"Frame Clock (presented)");
if (G_UNLIKELY (CLUTTER_HAS_DEBUG (FRAME_CLOCK)))
{
int64_t now_us;
if (frame_clock->is_next_presentation_time_valid &&
frame_info->presentation_time != 0)
{
int64_t diff_us;
int n_missed_frames;
diff_us = llabs (frame_info->presentation_time -
frame_clock->next_presentation_time_us);
n_missed_frames =
(int) roundf ((float) diff_us /
(float) frame_clock->refresh_interval_us);
frame_clock->n_missed_frames = n_missed_frames;
}
now_us = g_get_monotonic_time ();
if ((now_us - frame_clock->missed_frame_report_time_us) > G_USEC_PER_SEC)
{
if (frame_clock->n_missed_frames > 0)
{
CLUTTER_NOTE (FRAME_CLOCK, "Missed %d frames the last second",
frame_clock->n_missed_frames);
}
frame_clock->n_missed_frames = 0;
frame_clock->missed_frame_report_time_us = now_us;
}
}
#ifdef COGL_HAS_TRACING
if (G_UNLIKELY (cogl_is_tracing_enabled ()))
{

1
clutter/clutter/clutter-main.c
View file

@ -117,6 +117,7 @@ static const GDebugKey clutter_debug_keys[] = {
{ "frame-timings", CLUTTER_DEBUG_FRAME_TIMINGS },
{ "detailed-trace", CLUTTER_DEBUG_DETAILED_TRACE },
{ "grabs", CLUTTER_DEBUG_GRABS },
{ "frame-clock", CLUTTER_DEBUG_FRAME_CLOCK },
};
#endif /* CLUTTER_ENABLE_DEBUG */

1
clutter/clutter/clutter-main.h
View file

@ -56,6 +56,7 @@ typedef enum
CLUTTER_DEBUG_FRAME_TIMINGS = 1 << 17,
CLUTTER_DEBUG_DETAILED_TRACE = 1 << 18,
CLUTTER_DEBUG_GRABS = 1 << 19,
CLUTTER_DEBUG_FRAME_CLOCK = 1 << 20,
} ClutterDebugFlag;
typedef enum