v.gsflow.segments - GRASS GIS manual

v.gsflow.segments input=name output=name [icalc=integer] [cdpth=float] [fdpth=float] [awdth=float] [bwdth=float] [iupseg=string] [flow=string] [runoff=string] [etsw=string] [pptsw=string] [roughch_value=float] [roughch_raster=string] [roughch_points=string] [roughch_pt_col=string] [roughbk_value=float] [roughbk_raster=string] [roughbk_points=string] [roughbk_pt_col=string] [width1=float] [width2=float] [width_points=string] [width_points_col=string] [width1=float] [width2=float] [width_points=string] [width_points_col=string] [fp_width_value=float] [fp_width_pts=string] [fp_width_pts_col=string] [--overwrite] [--help] [--verbose] [--quiet] [--ui]

Parameters:

input=name [required]: Vector stream network from r.stream.extract; Or data source for direct OGR access
output=name [required]: Segments: stream segments for GSFLOW / PRMS; Name for output vector map
icalc=integer: Stream depth option: 0-const; 1,2-Manning (rect/8-pt); 3-aQ^b; Default: 1
cdpth=float: Flow depth coefficient [meters]; used if ICALC=3; Default: 0.4
fdpth=float: Flow depth exponent; used if ICALC=3; Default: 0.42
awdth=float: Flow width coefficient [meters]; used if ICALC=3; Default: 4
bwdth=float: Flow width exponent; used if ICALC=3; Default: 0.23
iupseg=string: Category of upstream diversion segment (from_cat,to_cat,...); Default: 0,0
flow=string: Streamflow entering the upstream-most segs (cat,Q,cat,Q,...); Default: 0,0
runoff=string: Diffuse runoff entering each segment (cat,Q,cat,Q,...); Default: 0,0
etsw=string: Direct removal of in-channel water by ET (cat,Q,cat,Q); Default: 0,0
pptsw=string: Direct precipitation on the stream (cat,Q,cat,Q); Default: 0,0
roughch_value=float: In-channel Manning's n (single value) for ICALC=1,2; Default: 0.035
roughch_raster=string: In-channel Manning's n raster map for ICALC=1,2
roughch_points=string: In-channel Manning's n vector point meas for ICALC=1,2
roughch_pt_col=string: Column name for in-channel n point measurements
roughbk_value=float: Overbank Manning's n for ICALC=2; Default: 0.06
roughbk_raster=string: Overbank Manning's n raster map for ICALC=2
roughbk_points=string: Overbank Manning's n vector point meas for ICALC=2
roughbk_pt_col=string: Column name for overbank n point measurements
width1=float: Upstream width in segment [m], uniform in watershed; Default: 5
width2=float: Downstream width in segment [m], uniform in watershed; Default: 5
width_points=string: Channel width point meas vect (instead of width1,width2)
width_points_col=string: Channel width point meas vect column
width1=float: Upstream width in segment [m], uniform in watershed; Default: 5
width2=float: Downstream width in segment [m], uniform in watershed; Default: 5
width_points=string: Channel width point meas vect (instead of width1,width2)
width_points_col=string: Channel width point meas vect column
fp_width_value=float: Floodplain width as constant value (ICALC=2); Default: 0
fp_width_pts=string: Floodplain width measurement vector (ICALC=2)
fp_width_pts_col=string: Floodplain width measurement column (ICALC=2)

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