void patientDeparture(int hospital) //病人离开函数
{
//判断实验终止条件，如果已经到达最大服务时间，则不进行处理
if (currentEvent.occur_time < total_service_time)
{
//计算病人总逗留时间
double stay_time = (currentEvent.occur_time - beds[currentEvent.EventType].getArriveTime());
total_stay_time += stay_time;
if (stay_time > max_stay_time)
{
max_stay_time = stay_time;
}
//如果队列中还有病人，则立刻对下一位病人进行服务，并生成下一位病人的离开事件
//优先处理救护车病人
if (CarPatientQueue.Count > 0)
{
avg_line_car += CarPatientQueue.Count * (currentEvent.occur_time - car_line_time);
car_line_time = currentEvent.occur_time;
avg_line_total += (CarPatientQueue.Count + SelfPatientQueue.Count) * (currentEvent.occur_time - total_line_time);
total_line_time = currentEvent.occur_time;
if (CarPatientQueue.Count + SelfPatientQueue.Count > max_line_total)
{
max_line_total = CarPatientQueue.Count + SelfPatientQueue.Count;
}
if (CarPatientQueue.Count > max_line_car)
{
max_line_car = CarPatientQueue.Count;
}
Patient patient = (Patient)CarPatientQueue[0];
CarPatientQueue.RemoveAt(0);
beds[currentEvent.EventType].servePatient(patient); //从队列中取出下一位病人并分配至当前床位
double InterTime = RandExp(hosInfo[hospital, 1]); //计算当前病人的治疗时间
double time = currentEvent.occur_time + InterTime; //计算下一位病人离开事件的发生时间
H_Event temp_event = new H_Event(time, currentEvent.EventType);
addEvent(events, temp_event);
}
else if (SelfPatientQueue.Count > 0)
{
avg_line_self += SelfPatientQueue.Count * (currentEvent.occur_time - self_line_time);
self_line_time = currentEvent.occur_time;
avg_line_total += (CarPatientQueue.Count + SelfPatientQueue.Count) * (currentEvent.occur_time - total_line_time);
total_line_time = currentEvent.occur_time;
if (CarPatientQueue.Count + SelfPatientQueue.Count > max_line_total)
{
max_line_total = CarPatientQueue.Count + SelfPatientQueue.Count;
}
if (SelfPatientQueue.Count > max_line_self)
{
max_line_self = SelfPatientQueue.Count;
}
Patient patient = (Patient)SelfPatientQueue[0];
SelfPatientQueue.RemoveAt(0);
beds[currentEvent.EventType].servePatient(patient); //从队列中取出下一位病人并分配至当前床位
double InterTime = RandExp(hosInfo[hospital, 1]); //计算当前病人的治疗时间
double time = currentEvent.occur_time + InterTime; //计算下一位病人离开事件的发生时间
H_Event temp_event = new H_Event(time, currentEvent.EventType);
addEvent(events, temp_event);
}
else
{
beds[currentEvent.EventType].setIdle();
}
}
}
public void servePatient(Patient patient)
{
this.patient = patient;
}