bugs

src/core/scene/glscene.cpp

@@ -440,6 +440,7 @@ void Scene::prepareTree(ObjectBase * o) {
 		case ObjectBase::glLight: {
 			Light * l = globject_cast<Light *>(co);
 			lights_used[l->light_type] << l;
+			if (l->light_map._changed) need_reload_materials = true;
 		} break;
 		case ObjectBase::glMesh:
 			if (co->mesh()) {