extern/rangetree/README.org


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* Overview
  Basic class for storing non-overlapping scalar ranges. Underlying
  representation is a C++ STL set for fast lookups.

* License
  GPL version 2 or later (see COPYING)

* Author Note
  This implementation is intended for storing free unique IDs in a new
  undo system for BMesh in Blender, but could be useful elsewhere.

* Website
  https://github.com/nicholasbishop/RangeTree