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clutter/stage: Remove cached pick mode

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The cached pick mode never actually cached anything, since it is
always, unconditionally reset when painting. Furthermore, next
commits will cull out actors during pick, which makes the pick
stack uncacheable.

Remove the cached pick mode.

Part-of: <https://gitlab.gnome.org/GNOME/mutter/-/merge_requests/1520>
This commit is contained in:
Georges Basile Stavracas Neto 2020-10-22 19:34:51 -03:00 committed by Marge Bot
parent 3073aee7c8
commit 1b29d265a8
1 changed files with 7 additions and 45 deletions
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52
clutter/clutter/clutter-stage.c
View File

@ -124,9 +124,6 @@ struct _ClutterStagePrivate
GTimer *fps_timer;
gint32 timer_n_frames;
ClutterPickStack *pick_stack;
ClutterPickMode cached_pick_mode;
ClutterStageState current_state;
int update_freeze_count;
@ -228,15 +225,6 @@ clutter_stage_get_preferred_height (ClutterActor *self,
*natural_height_p = geom.height;
}
static void
_clutter_stage_clear_pick_stack (ClutterStage *stage)
{
ClutterStagePrivate *priv = stage->priv;
g_clear_pointer (&priv->pick_stack, clutter_pick_stack_unref);
priv->cached_pick_mode = CLUTTER_PICK_NONE;
}
static void
clutter_stage_add_redraw_clip (ClutterStage *stage,
cairo_rectangle_int_t *clip)
@ -457,19 +445,12 @@ clutter_stage_do_paint_view (ClutterStage *stage,
ClutterStageView *view,
const cairo_region_t *redraw_clip)
{
ClutterStagePrivate *priv = stage->priv;
ClutterPaintContext *paint_context;
cairo_rectangle_int_t clip_rect;
g_autoptr (GArray) clip_frusta = NULL;
graphene_frustum_t clip_frustum;
int n_rectangles;
/* Any mode of painting/picking invalidates the pick cache, unless we're
* in the middle of building it. So we reset the cached flag but don't
* completely clear the pick stack.
*/
priv->cached_pick_mode = CLUTTER_PICK_NONE;
n_rectangles = redraw_clip ? cairo_region_num_rectangles (redraw_clip) : 0;
if (redraw_clip && n_rectangles < MAX_FRUSTA)
{
@ -632,7 +613,6 @@ clutter_stage_hide (ClutterActor *self)
ClutterStagePrivate *priv = CLUTTER_STAGE (self)->priv;
g_assert (priv->impl != NULL);
_clutter_stage_clear_pick_stack (CLUTTER_STAGE (self));
_clutter_stage_window_hide (priv->impl);
CLUTTER_ACTOR_CLASS (clutter_stage_parent_class)->hide (self);
@ -1100,31 +1080,23 @@ _clutter_stage_do_pick_on_view (ClutterStage *stage,
ClutterPickMode mode,
ClutterStageView *view)
{
ClutterStagePrivate *priv = stage->priv;
g_autoptr (ClutterPickStack) pick_stack = NULL;
ClutterPickContext *pick_context;
graphene_point3d_t p;
graphene_ray_t ray;
ClutterActor *actor;
COGL_TRACE_BEGIN_SCOPED (ClutterStagePickView, "Pick (view)");
if (!priv->pick_stack || mode != priv->cached_pick_mode)
{
ClutterPickContext *pick_context;
pick_context = clutter_pick_context_new_for_view (view, mode);
_clutter_stage_clear_pick_stack (stage);
pick_context = clutter_pick_context_new_for_view (view, mode);
clutter_actor_pick (CLUTTER_ACTOR (stage), pick_context);
priv->pick_stack = clutter_pick_context_steal_stack (pick_context);
priv->cached_pick_mode = mode;
clutter_pick_context_destroy (pick_context);
}
clutter_actor_pick (CLUTTER_ACTOR (stage), pick_context);
pick_stack = clutter_pick_context_steal_stack (pick_context);
clutter_pick_context_destroy (pick_context);
setup_ray_for_coordinates (stage, x, y, &p, &ray);
actor = clutter_pick_stack_search_actor (priv->pick_stack, &p, &ray);
actor = clutter_pick_stack_search_actor (pick_stack, &p, &ray);
return actor ? actor : CLUTTER_ACTOR (stage);
}
@ -1334,8 +1306,6 @@ clutter_stage_finalize (GObject *object)
g_array_free (priv->paint_volume_stack, TRUE);
_clutter_stage_clear_pick_stack (stage);
if (priv->fps_timer != NULL)
g_timer_destroy (priv->fps_timer);
@ -1653,8 +1623,6 @@ clutter_stage_init (ClutterStage *self)
priv->paint_volume_stack =
g_array_new (FALSE, FALSE, sizeof (ClutterPaintVolume));
priv->cached_pick_mode = CLUTTER_PICK_NONE;
}
static void
@ -2727,12 +2695,6 @@ clutter_stage_queue_actor_redraw (ClutterStage *stage,
CLUTTER_NOTE (CLIPPING, "stage_queue_actor_redraw (actor=%s, clip=%p): ",
_clutter_actor_get_debug_name (actor), clip);
/* Queuing a redraw or clip change invalidates the pick cache, unless we're
* in the middle of building it. So we reset the cached flag but don't
* completely clear the pick stack...
*/
priv->cached_pick_mode = CLUTTER_PICK_NONE;
if (!priv->pending_finish_queue_redraws)
{
GList *l;