Update collision shapes data on tree entered

This is needed because the final startup values for shapes may change between parenting and entering the scene tree. For instance, if the collision shape belongs to a inherited scene.

Fixes #13835.

1 files changed, 18 insertions, 4 deletions

diff --git a/scene/2d/collision_polygon_2d.cpp b/scene/2d/collision_polygon_2d.cpp
index 965507e38..978fb379a 100644
--- a/scene/2d/collision_polygon_2d.cpp
+++ b/scene/2d/collision_polygon_2d.cpp
@@ -115,6 +115,15 @@ Vector<Vector<Vector2> > CollisionPolygon2D::_decompose_in_convex() {
 	return decomp;
 }
 
+void CollisionPolygon2D::_update_in_shape_owner(bool p_xform_only) {
+
+	parent->shape_owner_set_transform(owner_id, get_transform());
+	if (p_xform_only)
+		return;
+	parent->shape_owner_set_disabled(owner_id, disabled);
+	parent->shape_owner_set_one_way_collision(owner_id, one_way_collision);
+}
+
 void CollisionPolygon2D::_notification(int p_what) {
 
 	switch (p_what) {
@@ -124,9 +133,7 @@ void CollisionPolygon2D::_notification(int p_what) {
 			if (parent) {
 				owner_id = parent->create_shape_owner(this);
 				_build_polygon();
-				parent->shape_owner_set_transform(owner_id, get_transform());
-				parent->shape_owner_set_disabled(owner_id, disabled);
-				parent->shape_owner_set_one_way_collision(owner_id, one_way_collision);
+				_update_in_shape_owner();
 			}
 
 			/*if (Engine::get_singleton()->is_editor_hint()) {
@@ -136,10 +143,17 @@ void CollisionPolygon2D::_notification(int p_what) {
 			}*/
 
 		} break;
+		case NOTIFICATION_ENTER_TREE: {
+
+			if (parent) {
+				_update_in_shape_owner();
+			}
+
+		} break;
 		case NOTIFICATION_LOCAL_TRANSFORM_CHANGED: {
 
 			if (parent) {
-				parent->shape_owner_set_transform(owner_id, get_transform());
+				_update_in_shape_owner(true);
 			}
 
 		} break;