Gael-de-Sailly ecd2c7d3f9 Completely change flow routing algorithm,
use a local flow calculation, determine depressions, and link them using a minimum spanning tree (Boruvka's algorithm).
This is based on a paper by Cordonnier et al, 2019.
2020-12-24 14:48:17 +01:00
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2020-11-25 13:12:24 +01:00