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gagewatershedmn.cpp
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gagewatershedmn.cpp
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/* GaggeWatershedmn main program to compute gage watersheds
based on D8 model
David Tarboton, John Koudelka
Utah State University
January 7, 2011
*/
/* Copyright (C) 2010 David Tarboton, Utah State University
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
version 2, 1991 as published by the Free Software Foundation.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
A copy of the full GNU General Public License is included in file
gpl.html. This is also available at:
http://www.gnu.org/copyleft/gpl.html
or from:
The Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA.
If you wish to use or incorporate this program (or parts of it) into
other software that does not meet the GNU General Public License
conditions contact the author to request permission.
David G. Tarboton
Utah State University
8200 Old Main Hill
Logan, UT 84322-8200
USA
http://www.engineering.usu.edu/dtarb/
email: dtarb@usu.edu
*/
// This software is distributed from http://hydrology.usu.edu/taudem/
#include <time.h>
#include <string.h>
#include <stdio.h>
#include <stdlib.h>
#include "commonLib.h"
#include "tardemlib.h"
int main(int argc,char **argv)
{
char pfile[MAXLN],wfile[MAXLN],swfile[MAXLN],datasrc[MAXLN],lyrname[MAXLN],idfile[MAXLN],upidfile[MAXLN];
int err,useOutlets=0,useMask=0,uselyrname=0,lyrno=0,thresh=0,i=1,writeid=0,useswg=0,writeupid=0;
if(argc <= 2)
{
goto errexit;
}
while(argc > i)
{
if(strcmp(argv[i],"-p")==0)
{
i++;
if(argc > i)
{
strcpy(pfile,argv[i]);
i++;
}
else goto errexit;
}
else if(strcmp(argv[i],"-o")==0)
{
i++;
if(argc > i)
{
strcpy(datasrc,argv[i]);
i++;
}
else goto errexit;
}
else if(strcmp(argv[i],"-lyrno")==0)
{
i++;
if(argc > i)
{
sscanf(argv[i],"%d",&lyrno);
i++;
}
else goto errexit;
}
else if(strcmp(argv[i],"-lyrname")==0)
{
i++;
if(argc > i)
{
strcpy(lyrname,argv[i]);
uselyrname = 1;
i++;
}
else goto errexit;
}
else if(strcmp(argv[i],"-gw")==0)
{
i++;
if(argc > i)
{
strcpy(wfile,argv[i]);
i++;
}
else goto errexit;
}
else if(strcmp(argv[i],"-id")==0)
{
i++;
if(argc > i)
{
strcpy(idfile,argv[i]);
writeid=1;
i++;
}
else goto errexit;
}
else if((strcmp(argv[i],"-upid")==0))// if subwatershed grid is used as input then write list of upstream watershed in a txt file
{
i++;
if(argc > i)
{
strcpy(upidfile,argv[i]);
writeupid=1;
i++;
}
else goto errexit;
}
else
{
goto errexit;
}
}
if( (err=gagewatershed(pfile,wfile,datasrc,lyrname,uselyrname,lyrno,idfile,writeid,writeupid,upidfile)) != 0)
printf("Gage watershed error %d\n",err);
return 0;
errexit:
printf("Usage:\n %s -p <pfile> -o <outletshape> -gw <gagewatershed> [-id <idfile>]\n",argv[0]);
printf("<pfile> is the name of the input D8 flow direction grid file.\n");
printf("<outletshape> is the name of the input outlet shapefile.\n");
printf("<gagewatershed> is the output gagewatershed grid file.\n");
printf("<idfile> is optional output text file giving watershed downslope connectivity.\n\n");
exit(0);
}