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ClutterActor: Optimize away idempotent scale/position updates

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If the actor results in the same scale/position, there's no need to
trigger a transition.

https://bugzilla.gnome.org/show_bug.cgi?id=782344
This commit is contained in:
Carlos Garnacho 2017-04-30 18:29:19 +02:00
parent d620189ae3
commit 5cb5baa7d4
1 changed files with 6 additions and 4 deletions
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10
clutter/clutter/clutter-actor.c
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@ -4828,7 +4828,8 @@ clutter_actor_set_scale_factor (ClutterActor *self,
g_assert (pspec != NULL); g_assert (pspec != NULL);
g_assert (scale_p != NULL); g_assert (scale_p != NULL);
_clutter_actor_create_transition (self, pspec, *scale_p, factor); if (*scale_p != factor)
_clutter_actor_create_transition (self, pspec, *scale_p, factor);
} }
static inline void static inline void
@ -10263,9 +10264,10 @@ clutter_actor_set_position (ClutterActor *self,
cur_position.x = clutter_actor_get_x (self); cur_position.x = clutter_actor_get_x (self);
cur_position.y = clutter_actor_get_y (self); cur_position.y = clutter_actor_get_y (self);
_clutter_actor_create_transition (self, obj_props[PROP_POSITION], if (!clutter_point_equals (&cur_position, &new_position))
&cur_position, _clutter_actor_create_transition (self, obj_props[PROP_POSITION],
&new_position); &cur_position,
&new_position);
} }
/** /**