中文说明：基于vissim与matlab的二次开发代码,包括调用com接口，设置输入车辆，固定信号配时，最后画出路网的宏观基本图MFD
English Description：
The secondary development code based on VISSIM and MATLAB, including calling COM interface, setting input vehicle, fixing signal timing, and finally drawing the macro basic diagram MFD of outlet network