Revision history for Perl extension Algorithm::QuadTree::XS.

0.11 Wed Jun 24 2026
	- improve performance and memory usage for objects which are big enough to span multiple nodes
	- slightly worsen performance for inserting small objects due to tradeoff above
	- implement handling of -check option introduced in newest Algorithm::QuadTree

0.10 Mon Jun 22 2026
	- Improve the method of handling backreferences in XS backend
	- remove XS::NoBackRefs, since the difference in performance is too small to justify its existence

0.09 Mon Jun 22 2026
	- minor code quality enhancements

0.08 Sun Jun 21 2026
	- deduplicate result list on the fly using a hash, greatly increasing search performance

0.07 Sat Jun 20 2026
	- add Algorithm::QuadTree::XS::NoBackRefs implementation
	- do not increase refcount of inserted objects for each leaf, just once for the entire tree

0.06 Sat Jun 20 2026
	- greatly increase tree clearing performance
	- remove benchmarks from distribution

0.05 Fri Sep 20 2024
	- no longer considered beta quality
	- improve portability
	- remove cruft

0.04 Thu Nov 10 2022
	- greatly improve search performance

0.03 Sun Jun 5 2022
	- fix mark underflow problem on debugging perls

0.02 Tue May 31 2022
	- fix compilation on threaded perls

0.01 Mon May 30 2022
	- original version

