1 files changed, 16 insertions, 0 deletions
diff --git a/scene/2d/light_occluder_2d.cpp b/scene/2d/light_occluder_2d.cpp
index d98bed0ea3..ce617b1737 100644
--- a/scene/2d/light_occluder_2d.cpp
+++ b/scene/2d/light_occluder_2d.cpp
@@ -45,6 +45,8 @@ RID OccluderPolygon2D::get_rid() const {
 	return occ_polygon;
 }
 
+
+
 void OccluderPolygon2D::_bind_methods() {
 
 
@@ -178,6 +180,20 @@ int LightOccluder2D::get_occluder_light_mask() const{
 	return mask;
 }
 
+
+String LightOccluder2D::get_configuration_warning() const {
+
+	if (!occluder_polygon.is_valid()) {
+		return TTR("An occluder polygon must be set (or drawn) for this occluder to take effect.");
+	}
+
+	if (occluder_polygon.is_valid() && occluder_polygon->get_polygon().size()==0) {
+		return TTR("The occluder polygon for this occluder is empty. Please draw a polygon!");
+	}
+
+	return String();
+}
+
 void LightOccluder2D::_bind_methods() {
 
 	ObjectTypeDB::bind_method(_MD("set_occluder_polygon","polygon:OccluderPolygon2D"),&LightOccluder2D::set_occluder_polygon);