毕业设计思路篇(五)之交通流量模拟

runSimulation(Graph &G)

  for (auto &road:G.m_Road_v) {
        auto src = road.m_queVehicle;
        decltype(road.m_queVehicle) obj;
        //路内车的遍历
        while (!src.empty()) {
            //弹出一辆车
            auto it = src.front();
            src.pop_front();
            // 当车的时间戳小于实际时间时，才模拟运行
            if (it.time < SYSTEM_TIME) {
                it.fSpec = (100 - road.get_Congestion() - 20) / 3.6;
                dist = it.dDistance + it.fSpec * 10;
                it.time++;

                it.showself();
                //如果车十秒后不在此路
                if (dist >= road.m_dLength) {
                    //路径擦除
                    auto route = it.queRoute;
                    int site = it.m_nSiteRoadID;
                    route.pop();
                    //如果抵达终点
                    if (route.empty()) {
                        cout << "it is be shutdown" << endl;
                        exit(0);
                        // 否侧没有抵达终点
                    } else {
                        //获取所在路和下一条路的ID
                        int next = route.front();
                        //判断红绿灯情况
                        cout << site << endl;
                        G.m_CrossRoad_v[site].m_CTrafficLight_Light.clock(SYSTEM_TIME);
                        //如果可以通行
                        if (G.m_CrossRoad_v[site].m_CTrafficLight_Light.getStatus(it.m_nSiteRoadID, next)) {
                            cout << GREEN << "绿灯通行:" << endl;
                            it.queRoute = route;
                            it.dDistance = 0;
                            it.m_nSiteRoadID = next;
                            auto *site_road = &G.m_Road_v[next].m_queVehicle;
                            site_road->push_back(it);
                            //如果不能通行
                        } else {
                            //将距离置为道路长度，表示正在等候红灯
                            it.dDistance = G.m_Road_v[it.m_nSiteRoadID].m_dLength;
                            cout << YELLOW << "等待红灯" << endl;
                            //车辆塞回去
                            obj.push_back(it);
                        }
                    }
                    //否则，当车十秒后还在此路时
                } else {
                    it.dDistance = dist;
                    obj.push_back(it);
                }
                //否则直接填入
            } else {
                obj.push_back(it);
            }
        }
        road.m_queVehicle = obj;
    }