clutter/stage: Add API to get_next_presentation_time

https://gitlab.gnome.org/GNOME/mutter/merge_requests/724
This commit is contained in:
Daniel van Vugt 2019-08-13 17:33:19 +08:00 committed by Robert Mader
parent 95c1baf3d1
commit 2c805524b4
6 changed files with 68 additions and 1 deletions

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@ -78,6 +78,7 @@ void _clutter_stage_schedule_update (ClutterStage *stage);
gint64 _clutter_stage_get_update_time (ClutterStage *stage);
void _clutter_stage_clear_update_time (ClutterStage *stage);
gboolean _clutter_stage_has_full_redraw_queued (ClutterStage *stage);
int64_t _clutter_stage_get_next_presentation_time (ClutterStage *stage);
void clutter_stage_log_pick (ClutterStage *stage,
const graphene_point_t *vertices,

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@ -178,6 +178,22 @@ _clutter_stage_window_clear_update_time (ClutterStageWindow *window)
iface->clear_update_time (window);
}
int64_t
_clutter_stage_window_get_next_presentation_time (ClutterStageWindow *window)
{
ClutterStageWindowInterface *iface;
g_return_val_if_fail (CLUTTER_IS_STAGE_WINDOW (window), 0);
iface = CLUTTER_STAGE_WINDOW_GET_IFACE (window);
/* If not implemented then just revert to the old behaviour... */
if (iface->get_next_presentation_time == NULL)
return _clutter_stage_window_get_update_time (window);
return iface->get_next_presentation_time (window);
}
void
_clutter_stage_window_set_accept_focus (ClutterStageWindow *window,
gboolean accept_focus)

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@ -61,6 +61,8 @@ struct _ClutterStageWindowInterface
GList *(* get_views) (ClutterStageWindow *stage_window);
int64_t (* get_frame_counter) (ClutterStageWindow *stage_window);
void (* finish_frame) (ClutterStageWindow *stage_window);
int64_t (* get_next_presentation_time) (ClutterStageWindow *stage_window);
};
ClutterActor * _clutter_stage_window_get_wrapper (ClutterStageWindow *window);
@ -101,6 +103,8 @@ void _clutter_stage_window_finish_frame (ClutterStageWin
int64_t _clutter_stage_window_get_frame_counter (ClutterStageWindow *window);
int64_t _clutter_stage_window_get_next_presentation_time (ClutterStageWindow *window);
G_END_DECLS
#endif /* __CLUTTER_STAGE_WINDOW_H__ */

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@ -3751,6 +3751,21 @@ _clutter_stage_clear_update_time (ClutterStage *stage)
_clutter_stage_window_clear_update_time (stage_window);
}
int64_t
_clutter_stage_get_next_presentation_time (ClutterStage *stage)
{
ClutterStageWindow *stage_window;
if (CLUTTER_ACTOR_IN_DESTRUCTION (stage))
return 0;
stage_window = _clutter_stage_get_window (stage);
if (stage_window == NULL)
return 0;
return _clutter_stage_window_get_next_presentation_time (stage_window);
}
ClutterPaintVolume *
_clutter_stage_paint_volume_stack_allocate (ClutterStage *stage)
{

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@ -235,7 +235,12 @@ clutter_stage_cogl_schedule_update (ClutterStageWindow *stage_window,
stage_cogl->update_time = next_presentation_time - max_render_time_allowed;
if (stage_cogl->update_time == stage_cogl->last_update_time)
stage_cogl->update_time = stage_cogl->last_update_time + refresh_interval;
{
stage_cogl->update_time += refresh_interval;
next_presentation_time += refresh_interval;
}
stage_cogl->next_presentation_time = next_presentation_time;
}
static gint64
@ -256,6 +261,29 @@ clutter_stage_cogl_clear_update_time (ClutterStageWindow *stage_window)
stage_cogl->last_update_time = stage_cogl->update_time;
stage_cogl->update_time = -1;
stage_cogl->next_presentation_time = -1;
}
static int64_t
clutter_stage_cogl_get_next_presentation_time (ClutterStageWindow *stage_window)
{
ClutterStageCogl *stage_cogl = CLUTTER_STAGE_COGL (stage_window);
int64_t now = g_get_monotonic_time ();
if (stage_cogl->next_presentation_time > 0 &&
stage_cogl->next_presentation_time <= now)
{
CLUTTER_NOTE (BACKEND,
"Missed some frames. Something blocked for over "
"%" G_GINT64_FORMAT "ms.",
(now - stage_cogl->next_presentation_time) / 1000);
stage_cogl->update_time = -1;
clutter_stage_cogl_schedule_update (stage_window,
stage_cogl->last_sync_delay);
}
return stage_cogl->next_presentation_time;
}
static ClutterActor *
@ -1008,6 +1036,7 @@ clutter_stage_window_iface_init (ClutterStageWindowInterface *iface)
iface->schedule_update = clutter_stage_cogl_schedule_update;
iface->get_update_time = clutter_stage_cogl_get_update_time;
iface->clear_update_time = clutter_stage_cogl_clear_update_time;
iface->get_next_presentation_time = clutter_stage_cogl_get_next_presentation_time;
iface->redraw = clutter_stage_cogl_redraw;
}
@ -1053,6 +1082,7 @@ _clutter_stage_cogl_init (ClutterStageCogl *stage)
stage->refresh_rate = 0.0;
stage->update_time = -1;
stage->next_presentation_time = -1;
}
static void

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@ -48,6 +48,7 @@ struct _ClutterStageCogl
gint64 last_presentation_time;
gint64 update_time;
int64_t last_update_time;
int64_t next_presentation_time;
/* We only enable clipped redraws after 2 frames, since we've seen
* a lot of drivers can struggle to get going and may output some