Quadtree explanation and C implementation [closed]

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Closed 6 years ago.

Please explain quadtrees and provide simple code (preferably in C) for insertion and searching.

回答1:

Wikipedia has a good article on quadtrees. The quadtree section in these slides is very good.

Here are some C implementations (found via Googling for quadtree c -"c++" -"c#"):

• http://hyantes.gforge.inria.fr/doc/quadtree_8c-source.html
• http://xw2k.nist.gov/dads/html/quadtree.html
• http://www.informatik.uni-ulm.de/acm/Locals/1999/src/quadtree.C

来源：https://stackoverflow.com/questions/4544928/quadtree-explanation-and-c-implementation