////  EntityNodeData.cpp//  libraries/entities/src////  Created by Stephen Birarda on 2/15/17//  Copyright 2017 High Fidelity, Inc.////  Distributed under the Apache License, Version 2.0.//  See the accompanying file LICENSE or http://www.apache.org/licenses/LICENSE-2.0.html// #include "EntityNodeData.h" bool EntityNodeData::insertFlaggedExtraEntity(const QUuid& filteredEntityID, const QUuid& extraEntityID) {    _flaggedExtraEntities[filteredEntityID].insert(extraEntityID);    return !_previousFlaggedExtraEntities[filteredEntityID].contains(extraEntityID);} bool EntityNodeData::isEntityFlaggedAsExtra(const QUuid& entityID) const {     // enumerate each of the sets for the entities that matched our filter    // and immediately return true if any of them contain this entity ID    foreach(QSet<QUuid> entitySet, _flaggedExtraEntities) {        if (entitySet.contains(entityID)) {            return true;        }    }     return false;}