mirror of
https://github.com/brl/mutter.git
synced 2024-11-12 17:27:03 -05:00
frame-clock: Add API to inhibit/uninhibit updates
Equivalent to pause/resume, but ref counted. https://gitlab.gnome.org/GNOME/mutter/-/merge_requests/1285
This commit is contained in:
parent
cae5b99537
commit
a132c8dc8e
@ -78,11 +78,32 @@ struct _ClutterFrameClock
|
||||
|
||||
gboolean pending_reschedule;
|
||||
gboolean pending_reschedule_now;
|
||||
|
||||
int inhibit_count;
|
||||
};
|
||||
|
||||
G_DEFINE_TYPE (ClutterFrameClock, clutter_frame_clock,
|
||||
G_TYPE_OBJECT)
|
||||
|
||||
static void
|
||||
maybe_reschedule_update (ClutterFrameClock *frame_clock)
|
||||
{
|
||||
if (frame_clock->pending_reschedule)
|
||||
{
|
||||
frame_clock->pending_reschedule = FALSE;
|
||||
|
||||
if (frame_clock->pending_reschedule_now)
|
||||
{
|
||||
frame_clock->pending_reschedule_now = FALSE;
|
||||
clutter_frame_clock_schedule_update_now (frame_clock);
|
||||
}
|
||||
else
|
||||
{
|
||||
clutter_frame_clock_schedule_update (frame_clock);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
void
|
||||
clutter_frame_clock_notify_presented (ClutterFrameClock *frame_clock,
|
||||
int64_t presentation_time_us)
|
||||
@ -111,21 +132,7 @@ clutter_frame_clock_notify_presented (ClutterFrameClock *frame_clock,
|
||||
case CLUTTER_FRAME_CLOCK_STATE_DISPATCHING:
|
||||
case CLUTTER_FRAME_CLOCK_STATE_PENDING_PRESENTED:
|
||||
frame_clock->state = CLUTTER_FRAME_CLOCK_STATE_IDLE;
|
||||
|
||||
if (frame_clock->pending_reschedule)
|
||||
{
|
||||
frame_clock->pending_reschedule = FALSE;
|
||||
|
||||
if (frame_clock->pending_reschedule_now)
|
||||
{
|
||||
frame_clock->pending_reschedule_now = FALSE;
|
||||
clutter_frame_clock_schedule_update_now (frame_clock);
|
||||
}
|
||||
else
|
||||
{
|
||||
clutter_frame_clock_schedule_update (frame_clock);
|
||||
}
|
||||
}
|
||||
maybe_reschedule_update (frame_clock);
|
||||
break;
|
||||
}
|
||||
}
|
||||
@ -194,11 +201,54 @@ calculate_next_update_time_us (ClutterFrameClock *frame_clock,
|
||||
*out_next_presentation_time_us = next_presentation_time_us;
|
||||
}
|
||||
|
||||
void
|
||||
clutter_frame_clock_inhibit (ClutterFrameClock *frame_clock)
|
||||
{
|
||||
frame_clock->inhibit_count++;
|
||||
|
||||
if (frame_clock->inhibit_count == 1)
|
||||
{
|
||||
switch (frame_clock->state)
|
||||
{
|
||||
case CLUTTER_FRAME_CLOCK_STATE_INIT:
|
||||
case CLUTTER_FRAME_CLOCK_STATE_IDLE:
|
||||
break;
|
||||
case CLUTTER_FRAME_CLOCK_STATE_SCHEDULED:
|
||||
frame_clock->pending_reschedule = TRUE;
|
||||
frame_clock->state = CLUTTER_FRAME_CLOCK_STATE_IDLE;
|
||||
break;
|
||||
case CLUTTER_FRAME_CLOCK_STATE_DISPATCHING:
|
||||
case CLUTTER_FRAME_CLOCK_STATE_PENDING_PRESENTED:
|
||||
break;
|
||||
}
|
||||
|
||||
g_source_set_ready_time (frame_clock->source, -1);
|
||||
}
|
||||
}
|
||||
|
||||
void
|
||||
clutter_frame_clock_uninhibit (ClutterFrameClock *frame_clock)
|
||||
{
|
||||
g_return_if_fail (frame_clock->inhibit_count > 0);
|
||||
|
||||
frame_clock->inhibit_count--;
|
||||
|
||||
if (frame_clock->inhibit_count == 0)
|
||||
maybe_reschedule_update (frame_clock);
|
||||
}
|
||||
|
||||
void
|
||||
clutter_frame_clock_schedule_update_now (ClutterFrameClock *frame_clock)
|
||||
{
|
||||
int64_t next_update_time_us = -1;
|
||||
|
||||
if (frame_clock->inhibit_count > 0)
|
||||
{
|
||||
frame_clock->pending_reschedule = TRUE;
|
||||
frame_clock->pending_reschedule_now = TRUE;
|
||||
return;
|
||||
}
|
||||
|
||||
switch (frame_clock->state)
|
||||
{
|
||||
case CLUTTER_FRAME_CLOCK_STATE_INIT:
|
||||
@ -226,6 +276,12 @@ clutter_frame_clock_schedule_update (ClutterFrameClock *frame_clock)
|
||||
{
|
||||
int64_t next_update_time_us = -1;
|
||||
|
||||
if (frame_clock->inhibit_count > 0)
|
||||
{
|
||||
frame_clock->pending_reschedule = TRUE;
|
||||
return;
|
||||
}
|
||||
|
||||
switch (frame_clock->state)
|
||||
{
|
||||
case CLUTTER_FRAME_CLOCK_STATE_INIT:
|
||||
|
@ -61,4 +61,10 @@ void clutter_frame_clock_schedule_update (ClutterFrameClock *frame_clock);
|
||||
CLUTTER_EXPORT
|
||||
void clutter_frame_clock_schedule_update_now (ClutterFrameClock *frame_clock);
|
||||
|
||||
CLUTTER_EXPORT
|
||||
void clutter_frame_clock_inhibit (ClutterFrameClock *frame_clock);
|
||||
|
||||
CLUTTER_EXPORT
|
||||
void clutter_frame_clock_uninhibit (ClutterFrameClock *frame_clock);
|
||||
|
||||
#endif /* CLUTTER_FRAME_CLOCK_H */
|
||||
|
@ -524,6 +524,85 @@ frame_clock_before_frame (void)
|
||||
g_object_unref (frame_clock);
|
||||
}
|
||||
|
||||
typedef struct _InhibitTest
|
||||
{
|
||||
GMainLoop *main_loop;
|
||||
ClutterFrameClock *frame_clock;
|
||||
|
||||
gboolean frame_count;
|
||||
gboolean pending_inhibit;
|
||||
gboolean pending_quit;
|
||||
} InhibitTest;
|
||||
|
||||
static ClutterFrameResult
|
||||
inhibit_frame_clock_frame (ClutterFrameClock *frame_clock,
|
||||
int64_t frame_count,
|
||||
gpointer user_data)
|
||||
{
|
||||
InhibitTest *test = user_data;
|
||||
|
||||
g_assert_cmpint (frame_count, ==, test->frame_count);
|
||||
|
||||
test->frame_count++;
|
||||
|
||||
clutter_frame_clock_notify_presented (frame_clock, g_get_monotonic_time ());
|
||||
clutter_frame_clock_schedule_update (frame_clock);
|
||||
|
||||
if (test->pending_inhibit)
|
||||
{
|
||||
test->pending_inhibit = FALSE;
|
||||
clutter_frame_clock_inhibit (frame_clock);
|
||||
}
|
||||
|
||||
clutter_frame_clock_schedule_update (frame_clock);
|
||||
|
||||
if (test->pending_quit)
|
||||
g_main_loop_quit (test->main_loop);
|
||||
|
||||
return CLUTTER_FRAME_RESULT_PENDING_PRESENTED;
|
||||
}
|
||||
|
||||
static const ClutterFrameListenerIface inhibit_frame_listener_iface = {
|
||||
.frame = inhibit_frame_clock_frame,
|
||||
};
|
||||
|
||||
static gboolean
|
||||
uninhibit_timeout (gpointer user_data)
|
||||
{
|
||||
InhibitTest *test = user_data;
|
||||
|
||||
g_assert_cmpint (test->frame_count, ==, 1);
|
||||
|
||||
clutter_frame_clock_uninhibit (test->frame_clock);
|
||||
test->pending_quit = TRUE;
|
||||
|
||||
return G_SOURCE_REMOVE;
|
||||
}
|
||||
|
||||
static void
|
||||
frame_clock_inhibit (void)
|
||||
{
|
||||
InhibitTest test = { 0 };
|
||||
|
||||
expected_frame_count = 0;
|
||||
|
||||
test.main_loop = g_main_loop_new (NULL, FALSE);
|
||||
test.frame_clock = clutter_frame_clock_new (refresh_rate,
|
||||
&inhibit_frame_listener_iface,
|
||||
&test);
|
||||
|
||||
test.pending_inhibit = TRUE;
|
||||
|
||||
clutter_frame_clock_schedule_update (test.frame_clock);
|
||||
g_timeout_add (100, uninhibit_timeout, &test);
|
||||
g_main_loop_run (test.main_loop);
|
||||
|
||||
g_assert_cmpint (test.frame_count, ==, 2);
|
||||
|
||||
g_main_loop_unref (test.main_loop);
|
||||
g_object_unref (test.frame_clock);
|
||||
}
|
||||
|
||||
CLUTTER_TEST_SUITE (
|
||||
CLUTTER_TEST_UNIT ("/frame-clock/schedule-update", frame_clock_schedule_update)
|
||||
CLUTTER_TEST_UNIT ("/frame-clock/immediate-present", frame_clock_immediate_present)
|
||||
@ -531,4 +610,5 @@ CLUTTER_TEST_SUITE (
|
||||
CLUTTER_TEST_UNIT ("/frame-clock/no-damage", frame_clock_no_damage)
|
||||
CLUTTER_TEST_UNIT ("/frame-clock/schedule-update-now", frame_clock_schedule_update_now)
|
||||
CLUTTER_TEST_UNIT ("/frame-clock/before-frame", frame_clock_before_frame)
|
||||
CLUTTER_TEST_UNIT ("/frame-clock/inhibit", frame_clock_inhibit)
|
||||
)
|
||||
|
Loading…
Reference in New Issue
Block a user