pyflwdir.FlwdirRaster.upstream_area#
- FlwdirRaster.upstream_area(unit='cell')[source]#
Returns the upstream area map based on the flow direction map.
If latlon is True it converts the cell areas to metres, otherwise it assumes the coordinate unit is metres.
- Parameters:
unit ({'m2', 'ha', 'km2', 'cell'}) – Upstream area unit.
- Returns:
upstream area map [m2]
- Return type:
2D array of float