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Add more debug notes inside the master clock

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This commit is contained in:
Emmanuele Bassi 2009-06-29 16:33:07 +01:00
parent 9e84e52034
commit bd668cf156
1 changed files with 15 additions and 5 deletions
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18
clutter/clutter-master-clock.c
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@ -152,6 +152,7 @@ master_clock_next_frame_delay (ClutterMasterClock *master_clock)
/* When we have sync-to-vblank, we count on that to throttle /* When we have sync-to-vblank, we count on that to throttle
* our frame rate, and otherwise draw frames as fast as possible. * our frame rate, and otherwise draw frames as fast as possible.
*/ */
CLUTTER_NOTE (SCHEDULER, "vblank available and updated stages");
return 0; return 0;
} }
@ -160,23 +161,32 @@ master_clock_next_frame_delay (ClutterMasterClock *master_clock)
/* If we weren't previously running, then draw the next frame /* If we weren't previously running, then draw the next frame
* immediately * immediately
*/ */
CLUTTER_NOTE (SCHEDULER, "draw the first frame immediately");
return 0; return 0;
} }
/* Otherwise, wait at least 1/frame_rate seconds since we last started a frame */ /* Otherwise, wait at least 1/frame_rate seconds since we last
* started a frame
*/
g_source_get_current_time (master_clock->source, &now); g_source_get_current_time (master_clock->source, &now);
next = master_clock->prev_tick; next = master_clock->prev_tick;
g_time_val_add (&next, 1000000 / clutter_get_default_frame_rate ()); g_time_val_add (&next, 1000000L / (gulong) clutter_get_default_frame_rate ());
if (next.tv_sec < now.tv_sec || if (next.tv_sec < now.tv_sec ||
(next.tv_sec == now.tv_sec && next.tv_usec < now.tv_usec)) (next.tv_sec == now.tv_sec && next.tv_usec <= now.tv_usec))
{ {
CLUTTER_NOTE (SCHEDULER, "Less than %lu microsecs",
1000000L / (gulong) clutter_get_default_frame_rate ());
return 0; return 0;
} }
else else
{ {
CLUTTER_NOTE (SCHEDULER, "Waiting %lu msecs",
(next.tv_sec - now.tv_sec) * 1000 +
(next.tv_usec - now.tv_usec) / 1000);
return ((next.tv_sec - now.tv_sec) * 1000 + return ((next.tv_sec - now.tv_sec) * 1000 +
(next.tv_usec - now.tv_usec) / 1000); (next.tv_usec - now.tv_usec) / 1000);
} }