This is a implementation of a simple level of detail algorithm that uses the edge collapse method and a simple angle heuristic to reduce the number of polygons in the given mesh. This example includes an example in WebGl using the three.js framework.

HighlightingSystem插件使用（边缘发光），导入Unity里面可能会报错，不过没关系，直接注释掉就可以了，我用的是Unity5.1的版本 可以看到如下文件夹，HighlighingSystemDemo是一些实例，可以看一下，然后Plugins里面就是插件的相关代码 了(HighlightingSystem plug in (edge light-emitting), import Unity may be wrong, but it does not matter, simp