smart_building.py 文件源码

def start_simulation(self):
        loginfo("Beginning simulation")
        rate = rospy.Rate(1)
        while not self.on_fire:
            rate.sleep()

        loginfo("{} persons in building!".format(self.persons))
        while not self.persons <= 0:
            self.persons -= 1
            loginfo("{} persons in building!".format(self.persons))
            rate.sleep()

        loginfo("Building is empty!")

        while not self.fire_department_arrived:
            rate.sleep()
        loginfo("Fire department has arrived!")
        rate.sleep()
        self.on_fire = False
        loginfo("Simulation ended.")