経路探査　座学
AI terrain
http://www.cgf-ai.com/
Amit's A* Pages
http://theory.stanford.edu/~amitp/GameProgramming/
An optimal pathfinder for vehicles in real-world digital terrain maps
http://www.student.nada.kth.se/~f93-maj/pathfinder/5.html
Smart Moves: Intelligent Path Finding
http://www.gamasutra.com/features/19990212/sm_01.htm
Toward More Realistic Pathfinding
http://www.gamasutra.com/features/20010314/pinter_01.htm
All FPS pathing problems in a presentation
http://www.cs.virginia.edu/~gfx/courses/2003/Animation.fall.03/Lectures/uyPathPlanning.ppt
# 3d path Into Ogre Implementation
http://www.ogre3d.org/forums/viewtopic.php?t=34734
http://www.gamasutra.com/features/20020405/smith_pfv.htm
ASTAR pathfinding algorithm in Ogre - Nice example with source
http://www.robertwrose.com/cg/