做NavMesh相关工作时收集的一些文章

三角形拾取
http://www.blackpawn.com/texts/pointinpoly/default.html
CS NavMesh使用手册
https://developer.valvesoftware.com/wiki/Navigation_Meshes
NavMesh drpexe.com
http://drpexe.com/category/ai/pathfinding/

an overview of pathfinding in navmesh
http://paper.ijcsns.org/07_book/201212/20121208.pdf