diff options
Diffstat (limited to 'gdk/gdkframeclock.c')
| -rw-r--r-- | gdk/gdkframeclock.c | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/gdk/gdkframeclock.c b/gdk/gdkframeclock.c index f84aee77bb..6f6d1a1d42 100644 --- a/gdk/gdkframeclock.c +++ b/gdk/gdkframeclock.c @@ -416,12 +416,18 @@ _gdk_frame_clock_begin_frame (GdkFrameClock *frame_clock) priv->frame_counter++; priv->current = (priv->current + 1) % FRAME_HISTORY_MAX_LENGTH; + /* Try to steal the previous frame timing instead of discarding + * and allocating a new one. + */ + if G_LIKELY (priv->n_timings == FRAME_HISTORY_MAX_LENGTH && + _gdk_frame_timings_steal (priv->timings[priv->current], + priv->frame_counter)) + return; + if (priv->n_timings < FRAME_HISTORY_MAX_LENGTH) priv->n_timings++; else - { - gdk_frame_timings_unref(priv->timings[priv->current]); - } + gdk_frame_timings_unref(priv->timings[priv->current]); priv->timings[priv->current] = _gdk_frame_timings_new (priv->frame_counter); } |