星座画图，开发环境为C++，实现对数据的处理，并画出星座图-Constellation drawing

在通信中实现ＱＡＭ８的星座图恢复，并且附上了结果图作为参考。ＱＡＭ８的星座图是一种简单的调制方式-QAM8 achieve constellation in communication recovery, and attach the results shown as a reference. QAM8 constellation is a simple modulation

QAM16在通信系统中是一种简单的调制方式，可以提高频谱利用率，该程序可以恢复QAM16的星座图-QAM16 in a communication system is a simple modulation, spectral efficiency can be improved, the program can resume constellation QAM16