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r.drain
Traces a flow through an elevation model on a raster map.
Raster (r.*)
ParameterRaster|input|Elevation|False
ParameterRaster|direction|Name of input movement direction map associated with the cost surface|True
ParameterPoint|start_coordinates|Map coordinates of starting point(s) (E,N)|0.0,0.0|True
ParameterVector|start_points|Vector layer containing starting point(s)|0|True
ParameterBoolean|-c|Copy input cell values on output|False
ParameterBoolean|-a|Accumulate input values along the path|False
ParameterBoolean|-n|Count cell numbers along the path|False
ParameterBoolean|-d|The input raster map is a cost surface (direction surface must also be specified)|False
OutputRaster|output|Least cost path
OutputVector|drain|Drain
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