大名顶顶的震荡波源代码，曾在2004年肆虐整个网络-Daming after another shock wave source code, in 2004 raging across the network

use this a function ％the parameter ship define the wave ship and len define the data length. ％the ship can select in [sin tri swa step random] ％and len shoule div 16.Every wave should add random noise. ％Predict the RTT value.(Moving Average)