begin work on lighting system for 2D

nothing functional yet, just experimenting with API

1 files changed, 4 insertions, 0 deletions

diff --git a/scene/gui/tree.cpp b/scene/gui/tree.cpp
index b7b52a39dc..035dbb8cc4 100644
--- a/scene/gui/tree.cpp
+++ b/scene/gui/tree.cpp
@@ -2472,6 +2472,10 @@ void Tree::_notification(int p_what) {
 		}
 	}
 
+	if (p_what==NOTIFICATION_THEME_CHANGED) {
+		update_cache();
+	}
+
 }