Signal processing Windowing. (Gauss, Triangle, Rectagular and other) for Lazarus/Free Pascal

Delphi:Delphi窗口化Ping操作，与系统的CMD Ping的功能是一样的，只不过实现了窗口化，Delphi7源代码实现，欢迎初学者参考。 -Delphi: CMD Ping Ping windowing function Delphi operations, and systems are the same, but to achieve a windowed, Delphi7 source code, welcome beginners reference.