version=pmwiki-2.1.27 ordered=1 urlencoded=1 agent=Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.8.0.12) Gecko/20070508 Firefox/1.5.0.12 author=Thanh csum= ctime=1181100073 host=157.82.150.161 name=TRIP2.FlowDirectionMap rev=32 targets=TRIP2.PrepareTheMapsRequiredByTRIP2,TRIP2.RiverSequenceMap,TRIP2.ElevationMap,TRIP2.ExtractARegionOfInterest,TRIP2.MaskTheUpstreamRegionOfOneGivenPoint text=[[TRIP2/Prepare the maps required by TRIP2]]%0a(:table align='left' width=100%25 cellpadding=5 cellspacing=0:)%0a(:cell:)%0a* Flow direction map%0a* [[TRIP2/River sequence map]]%0a* [[TRIP2/Elevation map]]%0a* [[TRIP2/Extract a region of interest]]%0a* [[TRIP2/Mask the upstream region of one given point]]%0a(:cell:) Attach:flwdir.gif %0a(:tableend:)%0a%0aIn this version of TRIP2, we provide the 1.0 degree and 0.5 degree global flow direction map. %0a%0aYou can build a flow direction map with different resolution and for different regions by yourself. Some "rules" for the flow direction map that you should follow are listed below:%0a%0a%0a* Each grid point is allocated a number which indicates the outflow direction from the grid point. Grid point can have eight outflow directions; North (1), North East (2), East (3), South East (4), South (5), South West (6), West (7), and North West (8).%0a||border=1 width=40%25%0a|| 8 || 1 || 2 ||%0a|| 7 || 9 || 3 ||%0a|| 6 || 5 || 4 ||%0a%0a* '''Missing value is -9999'''.%0a%0a* "'''9'''" implies that no outlet from that grid point. It could be a river mouth or an inland depression. %0a%0a* Example with the 1.0 degree global flow direction map%0a%0a->'''[thanh@shui 1.0_deg_global]$ ncdump -h 1.0_deg_flwdir.nc''' %0a->netcdf 1.0_deg_flwdir {%0a->dimensions:%0a-->lon = 360 ;%0a-->at = 180 ;%0a->variables:%0a-->float lon(lon) ;%0a--->lon:units = "degrees_east" ;\\%0a lon:valid_min = -180.f ;\\%0a lon:valid_max = 180.f ;\\%0a lon:long_name = "Longitude" ;%0a-->float lat(lat) ;%0a--->lat:units = "degrees_north" ;\\%0a lat:valid_min = -90.f ;\\%0a lat:valid_max = 90.f ;\\%0a lat:long_name = "Latitude" ;%0a-->int flwdir(lat, lon) ;%0a---> flwdir:missing_value = -9999 ;%0a->}%0a%0a'''Note:''' In the flow direction map, the longitude values were saved from '''"small to big"'''. The latitude values were saved from '''"big to small"'''. time=1181887464 author:1181887464=Thanh diff:1181887464:1181194809:=1c1%0a%3c [[TRIP2/Prepare the maps required by TRIP2]]%0a---%0a> [[ATRIP Manual/Prepare the maps required by ATRIP]]%0a5,8c5,8%0a%3c * [[TRIP2/River sequence map]]%0a%3c * [[TRIP2/Elevation map]]%0a%3c * [[TRIP2/Extract a region of interest]]%0a%3c * [[TRIP2/Mask the upstream region of one given point]]%0a---%0a> * [[ATRIP Manual/River sequence map]]%0a> * [[ATRIP Manual/Elevation map]]%0a> * [[ATRIP Manual/Extract a region of interest]]%0a> * [[ATRIP Manual/Mask the upstream region of one given point]]%0a12,13c12,13%0a%3c In this version of TRIP2, we provide the 1.0 degree and 0.5 degree global flow direction map. %0a%3c %0a---%0a> In this version of ATRIP, we provide the 1.0 degree and 0.5 degree global flow direction map. %0a> %0a49c49%0a%3c '''Note:''' In the flow direction map, the longitude values were saved from '''"small to big"'''. The latitude values were saved from '''"big to small"'''.%0a\ No newline at end of file%0a---%0a> '''Note:''' In the flow direction map, the longitude values were saved from '''"small to big"'''. The latitude values were saved from '''"big to small"'''.%0a host:1181887464=157.82.150.161 author:1181194809=Thanh diff:1181194809:1181194567:=1a2%0a> %0a host:1181194809=157.82.150.161 author:1181194567=Thanh diff:1181194567:1181194545:=3c3%0a%3c (:table align='left' width=100%25 cellpadding=5 cellspacing=0:)%0a---%0a> (:table align='left' width=70%25 cellpadding=5 cellspacing=0:)%0a host:1181194567=157.82.150.161 author:1181194545=Thanh diff:1181194545:1181194512:=3c3%0a%3c (:table align='left' width=70%25 cellpadding=5 cellspacing=0:)%0a---%0a> (:table align='left' cellpadding=5 cellspacing=0:)%0a host:1181194545=157.82.150.161 author:1181194512=Thanh diff:1181194512:1181194473:=3c3%0a%3c (:table align='left' cellpadding=5 cellspacing=0:)%0a---%0a> (:table align='left':)%0a host:1181194512=157.82.150.161 author:1181194473=Thanh diff:1181194473:1181194414:=9a10%0a> %0a11,12c12,15%0a%3c (:tableend:)%0a%3c %0a---%0a> %0a> (:tableend:)\\%0a> %0a> %0a host:1181194473=157.82.150.161 author:1181194414=Thanh diff:1181194414:1181194391:=2a3%0a> %0a13,15c14,16%0a%3c (:tableend:)\\%0a%3c %0a%3c %0a---%0a> (:tableend:)%0a> %0a> %0a host:1181194414=157.82.150.161 author:1181194391=Thanh diff:1181194391:1181194370:=13d12%0a%3c %0a host:1181194391=157.82.150.161 author:1181194370=Thanh diff:1181194370:1181194352:=4c4%0a%3c (:table align='left':)%0a---%0a> (:table align='center':)%0a host:1181194370=157.82.150.161 author:1181194352=Thanh diff:1181194352:1181194324:=4a5%0a> (:cell:) Attach:flwdir.gif %0a11,12d11%0a%3c %0a%3c (:cell:) Attach:flwdir.gif %0a host:1181194352=157.82.150.161 author:1181194324=Thanh diff:1181194324:1181194074:=4,11c4,8%0a%3c (:table align='center':)%0a%3c (:cell:) Attach:flwdir.gif %0a%3c (:cell:)%0a%3c * Flow direction map%0a%3c * [[ATRIP Manual/River sequence map]]%0a%3c * [[ATRIP Manual/Elevation map]]%0a%3c * [[ATRIP Manual/Extract a region of interest]]%0a%3c * [[ATRIP Manual/Mask the upstream region of one given point]]%0a---%0a> (:table class='markup horiz' align='center':)%0a> (:cellnr class='markup1':)%0a> [-'''What to type'''-]%0a> (:cell class='markup2':)%0a> [-'''What it looks like'''-]%0a14c11,22%0a%3c %0a---%0a> (:markup class=horiz:)%0a> Attach:flwdir.gif %0a> (:markupend:)%0a> %0a> * Flow direction map%0a> * [[ATRIP Manual/River sequence map]]%0a> * [[ATRIP Manual/Elevation map]]%0a> * [[ATRIP Manual/Extract a region of interest]]%0a> * [[ATRIP Manual/Mask the upstream region of one given point]]%0a> %0a> %0a> %0a host:1181194324=157.82.150.161 author:1181194074=Thanh diff:1181194074:1181193921:=3,14c3,5%0a%3c %0a%3c (:table class='markup horiz' align='center':)%0a%3c (:cellnr class='markup1':)%0a%3c [-'''What to type'''-]%0a%3c (:cell class='markup2':)%0a%3c [-'''What it looks like'''-]%0a%3c (:tableend:)%0a%3c %0a%3c (:markup class=horiz:)%0a%3c Attach:flwdir.gif %0a%3c (:markupend:)%0a%3c %0a---%0a> (:table align='center':)%0a> (:cellnc:)%0a> %0a21,22c12,18%0a%3c %0a%3c %0a---%0a> (:cellnc:)%0a> Attach:flwdir.gif %0a> (:tableend:)%0a> %0a> %0a> %0a> %0a host:1181194074=157.82.150.161 author:1181193921=Thanh diff:1181193921:1181193675:=2,5c2,4%0a%3c %0a%3c (:table align='center':)%0a%3c (:cellnc:)%0a%3c %0a---%0a> Attach:flwdir.gif %0a> %0a> %0a12,18d10%0a%3c (:cellnc:)%0a%3c Attach:flwdir.gif %0a%3c (:tableend:)%0a%3c %0a%3c %0a%3c %0a%3c %0a host:1181193921=157.82.150.161 author:1181193675=Thanh diff:1181193675:1181193639:=2,5c2,4%0a%3c Attach:flwdir.gif %0a%3c %0a%3c %0a%3c * Flow direction map%0a---%0a> ||border=1 width=80%25%0a> ||!Hdr ||!Hdr ||%0a> || * Flow direction map%0a8a8,14%0a> * [[ATRIP Manual/Mask the upstream region of one given point]] || Attach:flwdir.gif ||%0a> %0a> %0a> * Flow direction map%0a> * [[ATRIP Manual/River sequence map]]%0a> * [[ATRIP Manual/Elevation map]]%0a> * [[ATRIP Manual/Extract a region of interest]]%0a host:1181193675=157.82.150.161 author:1181193639=Thanh diff:1181193639:1181193221:=2,4c2%0a%3c ||border=1 width=80%25%0a%3c ||!Hdr ||!Hdr ||%0a%3c || * Flow direction map%0a---%0a> * Flow direction map%0a8,14d5%0a%3c * [[ATRIP Manual/Mask the upstream region of one given point]] || Attach:flwdir.gif ||%0a%3c %0a%3c %0a%3c * Flow direction map%0a%3c * [[ATRIP Manual/River sequence map]]%0a%3c * [[ATRIP Manual/Elevation map]]%0a%3c * [[ATRIP Manual/Extract a region of interest]]%0a54a46,47%0a> %0a> Attach:flwdir.gif%0a\ No newline at end of file%0a host:1181193639=157.82.150.161 author:1181193221=Thanh diff:1181193221:1181193191:=47c47%0a%3c Attach:flwdir.gif%0a\ No newline at end of file%0a---%0a> Attach: Main/flwdir.gif%0a\ No newline at end of file%0a host:1181193221=157.82.150.161 author:1181193191=Thanh diff:1181193191:1181193166:=47c47%0a%3c Attach: Main/flwdir.gif%0a\ No newline at end of file%0a---%0a> Attach: flwdir.gif%0a\ No newline at end of file%0a host:1181193191=157.82.150.161 author:1181193166=Thanh diff:1181193166:1181145658:=45,47c45%0a%3c '''Note:''' In the flow direction map, the longitude values were saved from '''"small to big"'''. The latitude values were saved from '''"big to small"'''.%0a%3c %0a%3c Attach: flwdir.gif%0a\ No newline at end of file%0a---%0a> '''Note:''' In the flow direction map, the longitude values were saved from '''"small to big"'''. The latitude values were saved from '''"big to small"'''.%0a\ No newline at end of file%0a host:1181193166=157.82.150.161 author:1181145658=Thanh diff:1181145658:1181126820:=5c5%0a%3c * [[ATRIP Manual/Extract a region of interest]]%0a---%0a> * [[ATRIP Manual/Extract a smaller region of interest]]%0a host:1181145658=121.116.65.79 author:1181126820=Thanh diff:1181126820:1181124496:=5,7c5%0a%3c * [[ATRIP Manual/Extract a smaller region of interest]]%0a%3c * [[ATRIP Manual/Mask the upstream region of one given point]]%0a%3c %0a---%0a> %0a host:1181126820=157.82.150.161 author:1181124496=Thanh diff:1181124496:1181123906:=42,43d41%0a%3c %0a%3c '''Note:''' In the flow direction map, the longitude values were saved from '''"small to big"'''. The latitude values were saved from '''"big to small"'''.%0a\ No newline at end of file%0a host:1181124496=157.82.150.161 author:1181123906=Thanh diff:1181123906:1181123865:=2,5c2%0a%3c * Flow direction map%0a%3c * [[ATRIP Manual/River sequence map]]%0a%3c * [[ATRIP Manual/Elevation map]]%0a%3c %0a---%0a> %0a host:1181123906=157.82.150.161 author:1181123865=Thanh diff:1181123865:1181123827:=1,2d0%0a%3c [[ATRIP Manual/Prepare the maps required by ATRIP]]%0a%3c %0a host:1181123865=157.82.150.161 author:1181123827=Thanh diff:1181123827:1181123797:=1,2c1,2%0a%3c In this version of ATRIP, we provide the 1.0 degree and 0.5 degree global flow direction map. %0a%3c %0a---%0a> In this version of ATRIP, we provide the 1.0'^'-0-'^' and 0.5'^'-0-'^' global flow direction map. %0a> %0a16,17c16,17%0a%3c * Example with the 1.0 degree global flow direction map%0a%3c %0a---%0a> * Example with the 1.0'^'-0-'^' global flow direction map%0a> %0a host:1181123827=157.82.150.161 author:1181123797=Thanh diff:1181123797:1181123715:=16,17d15%0a%3c * Example with the 1.0'^'-0-'^' global flow direction map%0a%3c %0a host:1181123797=157.82.150.161 author:1181123715=Thanh diff:1181123715:1181123702:=6c6%0a%3c * Each grid point is allocated a number which indicates the outflow direction from the grid point. Grid point can have eight outflow directions; North (1), North East (2), East (3), South East (4), South (5), South West (6), West (7), and North West (8).%0a---%0a> * Each grid point is allocated a number which indicates the outflow direction from the grid point. Grid point can have eight outflow directions; North (1), North East (2), East (3), South East (4), South (5), South West (6), West (7), and North West (8).\\%0a host:1181123715=157.82.150.161 author:1181123702=Thanh diff:1181123702:1181123666:=6,7c6,8%0a%3c * Each grid point is allocated a number which indicates the outflow direction from the grid point. Grid point can have eight outflow directions; North (1), North East (2), East (3), South East (4), South (5), South West (6), West (7), and North West (8).\\%0a%3c ||border=1 width=40%25%0a---%0a> * Each grid point is allocated a number which indicates the outflow direction from the grid point. Grid point can have eight outflow directions; North (1), North East (2), East (3), South East (4), South (5), South West (6), West (7), and North West (8).%0a> %0a> * ||border=1 width=40%25%0a12,15c13,16%0a%3c * '''Missing value is -9999'''.%0a%3c %0a%3c * "'''9'''" implies that no outlet from that grid point. It could be a river mouth or an inland depression. %0a%3c %0a---%0a> '''Missing value is -9999'''.%0a> %0a> "'''9'''" implies that no outlet from that grid point. It could be a river mouth or an inland depression. %0a> %0a host:1181123702=157.82.150.161 author:1181123666=Thanh diff:1181123666:1181123329:=1,8c1,4%0a%3c In this version of ATRIP, we provide the 1.0'^'-0-'^' and 0.5'^'-0-'^' global flow direction map. %0a%3c %0a%3c You can build a flow direction map with different resolution and for different regions by yourself. Some "rules" for the flow direction map that you should follow are listed below:%0a%3c %0a%3c %0a%3c * Each grid point is allocated a number which indicates the outflow direction from the grid point. Grid point can have eight outflow directions; North (1), North East (2), East (3), South East (4), South (5), South West (6), West (7), and North West (8).%0a%3c %0a%3c * ||border=1 width=40%25%0a---%0a> In this version of ATRIP, we provide the 1.0'^'-0-'^' and 0.5'^'-0-'^' global flow direction map. %0a> Each grid point is allocated a number which indicates the outflow direction from the grid point. Grid point can have eight outflow directions; North (1), North East (2), East (3), South East (4), South (5), South West (6), West (7), and North West (8).%0a> %0a> ||border=1 width=80%25%0a host:1181123666=157.82.150.161 author:1181123329=Thanh diff:1181123329:1181100210:=1,12c1,2%0a%3c In this version of ATRIP, we provide the 1.0'^'-0-'^' and 0.5'^'-0-'^' global flow direction map. %0a%3c Each grid point is allocated a number which indicates the outflow direction from the grid point. Grid point can have eight outflow directions; North (1), North East (2), East (3), South East (4), South (5), South West (6), West (7), and North West (8).%0a%3c %0a%3c ||border=1 width=80%25%0a%3c || 8 || 1 || 2 ||%0a%3c || 7 || 9 || 3 ||%0a%3c || 6 || 5 || 4 ||%0a%3c %0a%3c '''Missing value is -9999'''.%0a%3c %0a%3c "'''9'''" implies that no outlet from that grid point. It could be a river mouth or an inland depression. %0a%3c %0a---%0a> In this version of ATRIP, we provide the 1.0'^'-0-'^' and 0.5'^'-0-'^' global flow direction map. %0a> %0a host:1181123329=157.82.150.161 author:1181100210=Thanh diff:1181100210:1181100192:=1,2c1,2%0a%3c In this version of ATRIP, we provide the 1.0'^'-0-'^' and 0.5'^'-0-'^' global flow direction map. %0a%3c %0a---%0a> In this version of ATRIP, we provide the 1.0'^'-'-0-'-'^' and 0.5'^'-'-0-'-'^' global flow direction map. %0a> %0a host:1181100210=157.82.150.161 author:1181100192=Thanh diff:1181100192:1181100073:=1,12c1,12%0a%3c In this version of ATRIP, we provide the 1.0'^'-'-0-'-'^' and 0.5'^'-'-0-'-'^' global flow direction map. %0a%3c %0a%3c ->'''[thanh@shui 1.0_deg_global]$ ncdump -h 1.0_deg_flwdir.nc''' %0a%3c ->netcdf 1.0_deg_flwdir {%0a%3c ->dimensions:%0a%3c -->lon = 360 ;%0a%3c -->at = 180 ;%0a%3c ->variables:%0a%3c -->float lon(lon) ;%0a%3c --->lon:units = "degrees_east" ;\\%0a%3c lon:valid_min = -180.f ;\\%0a%3c lon:valid_max = 180.f ;\\%0a---%0a> In this version of ATRIP, we provide the 1'^'-0-'^' and 0.5'^'-0-'^' global flow direction map. %0a> %0a> [thanh@shui 1.0_deg_global]$ ncdump -h 1.0_deg_flwdir.nc %0a> netcdf 1.0_deg_flwdir {%0a> dimensions:%0a> lon = 360 ;%0a> lat = 180 ;%0a> variables:%0a> float lon(lon) ;%0a> lon:units = "degrees_east" ;%0a> lon:valid_min = -180.f ;%0a> lon:valid_max = 180.f ;%0a14,17c14,17%0a%3c -->float lat(lat) ;%0a%3c --->lat:units = "degrees_north" ;\\%0a%3c lat:valid_min = -90.f ;\\%0a%3c lat:valid_max = 90.f ;\\%0a---%0a> float lat(lat) ;%0a> lat:units = "degrees_north" ;%0a> lat:valid_min = -90.f ;%0a> lat:valid_max = 90.f ;%0a19,21c19,21%0a%3c -->int flwdir(lat, lon) ;%0a%3c ---> flwdir:missing_value = -9999 ;%0a%3c ->}%0a---%0a> int flwdir(lat, lon) ;%0a> flwdir:missing_value = -9999 ;%0a> }%0a host:1181100192=157.82.150.161 author:1181100073=Thanh diff:1181100073:1181100073:=1,21d0%0a%3c In this version of ATRIP, we provide the 1'^'-0-'^' and 0.5'^'-0-'^' global flow direction map. %0a%3c %0a%3c [thanh@shui 1.0_deg_global]$ ncdump -h 1.0_deg_flwdir.nc %0a%3c netcdf 1.0_deg_flwdir {%0a%3c dimensions:%0a%3c lon = 360 ;%0a%3c lat = 180 ;%0a%3c variables:%0a%3c float lon(lon) ;%0a%3c lon:units = "degrees_east" ;%0a%3c lon:valid_min = -180.f ;%0a%3c lon:valid_max = 180.f ;%0a%3c lon:long_name = "Longitude" ;%0a%3c float lat(lat) ;%0a%3c lat:units = "degrees_north" ;%0a%3c lat:valid_min = -90.f ;%0a%3c lat:valid_max = 90.f ;%0a%3c lat:long_name = "Latitude" ;%0a%3c int flwdir(lat, lon) ;%0a%3c flwdir:missing_value = -9999 ;%0a%3c }%0a host:1181100073=157.82.150.161