st-widget: Don't add hidden actors to the paint volume

We are not painting them anyway.

diff --git a/src/st/st-widget.c b/src/st/st-widget.c
index 65de2722b828ca744b8965f24a46f85197b911f1..42992ece79fa3a3b39b0a4e0c136c1cec8000157 100644 (file)
--- a/src/st/st-widget.c
+++ b/src/st/st-widget.c
@@ -791,6 +791,9 @@ st_widget_get_paint_volume (ClutterActor *self,
         {
           const ClutterPaintVolume *child_volume;
 
+          if (!CLUTTER_ACTOR_IS_VISIBLE (child))
+            continue;
+
           child_volume = clutter_actor_get_transformed_paint_volume (child, self);
           if (!child_volume)
             return FALSE;