bugfix in finding largest catchment

JuliaGeodynamics · Jul 5, 2024 · 6e1b1bb · 6e1b1bb
1 parent f105507
commit 6e1b1bb
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/src/WaterFlow.jl b/src/WaterFlow.jl
@@ -91,7 +91,9 @@ function waterflows(Topo::GeoData, flowdir_fn= WhereTheWaterFlows.d8dir_feature;
                         feedback_fn=feedback_fn, drain_pits=drain_pits, bnd_as_sink=bnd_as_sink)
 
     catchment_large =  prune_catchments(c, minsize; val=0)
-    largest_catchment = catchment_large .== maximum(catchment_large)
+
+    _, id_max = findmax(area)
+    largest_catchment = catchment_large .== catchment_large[id_max]
     largest_area = copy(area)
     largest_area[.!largest_catchment] .= NaN