yanhua

代码说明：

  可惜一开始没能画成圆,所以整个过程都是菱形的变换,希望大家多多指教,能够想办法把初始状态就围成一个圆(Unfortunately, the beginning could not draw into a round, so the whole process is the diamond transformation, we hope the exhibitions, to be able to think of a way to put the initial state is surrounded by a circle)