基于迎风方案的GAC模型的改进算法的程序实现，可以对图形进行分割，此程序中如改变迭代的次数，分割效果回会逐渐的变好，但速度会变慢，当迭代次数超过4000次以上，效果就不是很明显了-Pde-based methods of GAC model program to improve the algorithm implementation can be divided graphics, this program, such as changes in the number of iteration