Tolerance regions
Copyright 2026 Pedro M. M. de Castro, original software contributions.
Original demo: https://www.cin.ufpe.br/~pmmc/demos/tolerance-regions/

Scientific reference
Pedro M. M. de Castro, Jane Tournois, Pierre Alliez and Olivier Devillers,
Filtering Relocations on a Delaunay Triangulation, Computer Graphics Forum 28(5), 1465-1474 (2009).
https://doi.org/10.1111/j.1467-8659.2009.01523.x

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