3 files changed, 12 insertions, 0 deletions
diff --git a/scene/3d/collision_polygon.cpp b/scene/3d/collision_polygon.cpp
index 3a77360bc2..379dd21c39 100644
--- a/scene/3d/collision_polygon.cpp
+++ b/scene/3d/collision_polygon.cpp
@@ -173,6 +173,9 @@ String CollisionPolygon::get_configuration_warning() const {
 	return String();
 }
 
+bool CollisionPolygon::_is_editable_3d_polygon() const {
+	return true;
+}
 void CollisionPolygon::_bind_methods() {
 
 	ClassDB::bind_method(D_METHOD("set_depth", "depth"), &CollisionPolygon::set_depth);
@@ -184,6 +187,8 @@ void CollisionPolygon::_bind_methods() {
 	ClassDB::bind_method(D_METHOD("set_disabled", "disabled"), &CollisionPolygon::set_disabled);
 	ClassDB::bind_method(D_METHOD("is_disabled"), &CollisionPolygon::is_disabled);
 
+	ClassDB::bind_method(D_METHOD("_is_editable_3d_polygon"), &CollisionPolygon::_is_editable_3d_polygon);
+
 	ADD_PROPERTY(PropertyInfo(Variant::REAL, "depth"), "set_depth", "get_depth");
 	ADD_PROPERTY(PropertyInfo(Variant::BOOL, "disabled"), "set_disabled", "is_disabled");
 	ADD_PROPERTY(PropertyInfo(Variant::POOL_VECTOR2_ARRAY, "polygon"), "set_polygon", "get_polygon");
diff --git a/scene/3d/collision_polygon.h b/scene/3d/collision_polygon.h
index 971c67f1ad..f1f137c9c5 100644
--- a/scene/3d/collision_polygon.h
+++ b/scene/3d/collision_polygon.h
@@ -53,6 +53,8 @@ protected:
 
 	void _update_in_shape_owner(bool p_xform_only = false);
 
+	bool _is_editable_3d_polygon() const;
+
 protected:
 	void _notification(int p_what);
 	static void _bind_methods();
diff --git a/scene/3d/path.cpp b/scene/3d/path.cpp
index 7ac7f74bb0..57d79c960f 100644
--- a/scene/3d/path.cpp
+++ b/scene/3d/path.cpp
@@ -40,6 +40,9 @@ void Path::_curve_changed() {
 
 	if (is_inside_tree() && Engine::get_singleton()->is_editor_hint())
 		update_gizmo();
+	if (is_inside_tree()) {
+		emit_signal("curve_changed");
+	}
 }
 
 void Path::set_curve(const Ref<Curve3D> &p_curve) {
@@ -68,6 +71,8 @@ void Path::_bind_methods() {
 	ClassDB::bind_method(D_METHOD("_curve_changed"), &Path::_curve_changed);
 
 	ADD_PROPERTY(PropertyInfo(Variant::OBJECT, "curve", PROPERTY_HINT_RESOURCE_TYPE, "Curve3D"), "set_curve", "get_curve");
+
+	ADD_SIGNAL(MethodInfo("curve_changed"));
 }
 
 Path::Path() {