////  TranslationAccumulator.cpp////  Copyright 2015 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 "TranslationAccumulator.h" void TranslationAccumulator::add(const glm::vec3& translation, float weight) {    _accum += weight * translation;    _totalWeight += weight;    _isDirty = true;} glm::vec3 TranslationAccumulator::getAverage() {    if (_totalWeight > 0.0f) {        return _accum / _totalWeight;    } else {        return glm::vec3();    }} void TranslationAccumulator::clear() {    _accum *= 0.0f;    _totalWeight = 0.0f;} void TranslationAccumulator::clearAndClean() {    clear();    _isDirty = false;}