对原始的三角网格进行八叉剖分，来提高三角网格简化的速度-it carries out the octree to divide the space, puts triangled-meshes into different spaces,it improves the whole speed of simplification

医学图像处理示例，可以对图像进行放大，缩小，灰度，锐化等基本操作。做这方面的朋友可以-Medical image processing example, the image can zoom, grayscale, sharpening and other basic operations. Make friends can look at this

网格简化程序基于3D三角网格简化，代码简单实用，而且非常有效的节省时间-meshsimplification is a C++ library and set of utilities for input, output, and basic manipulation of 3D triangle meshes. The goals of the code are ease of use and efficiency, possibly at the expense of some genera