1
0
Fork 0
flightgear/Tools/Prep/DemRaw2ascii/main.c
1999-04-05 21:32:32 +00:00

93 lines
2.4 KiB
C

/* main.c -- main loop
*
* Written by Curtis Olson, started February 1998.
*
* Copyright (C) 1998 Curtis L. Olson - curt@me.umn.edu
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* 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.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*
* $Id$
* (Log is kept at end of this file)
*/
#include <stdio.h>
#include <string.h>
#include "rawdem.h"
int main(int argc, char **argv) {
fgRAWDEM raw;
char basename[256], output_dir[256], hdr_file[256], dem_file[256];
int i, start_lat, end_lat;
if ( argc != 3 ) {
printf("Usage: %s <input_file_basename> <output_dir>\n", argv[0]);
exit(-1);
}
/* get basename */
strcpy(basename, argv[1]);
/* get output dir */
strcpy(output_dir, argv[2]);
/* generate header file name */
strcpy(hdr_file, basename);
strcat(hdr_file, ".HDR");
/* generate input file name (raw dem) */
strcpy(dem_file, basename);
strcat(dem_file, ".DEM");
printf("Header file = %s Input file = %s\n", hdr_file, dem_file);
printf("Output Directory = %s\n", output_dir);
/* scan the header file and extract important values */
rawReadDemHdr(&raw, hdr_file);
/* open up the raw data file */
rawOpenDemFile(&raw, dem_file);
end_lat = raw.rooty / 3600;
start_lat = end_lat - ((raw.nrows * raw.ydim) / 3600);
printf("Latitude ranges from %d to %d\n", start_lat, end_lat);
for ( i = start_lat + 1; i <= end_lat; i++ ) {
rawProcessStrip(&raw, i, output_dir);
}
/* close the raw data file */
rawCloseDemFile(&raw);
return(0);
}
/* $Log$
/* Revision 1.1 1999/04/05 21:32:42 curt
/* Initial revision
/*
/* Revision 1.3 1998/03/03 21:54:50 curt
/* Changes to process 30 arcsec binary DEM files.
/*
* Revision 1.2 1998/03/03 13:10:28 curt
* Close to a working version.
*
* Revision 1.1 1998/03/02 23:31:01 curt
* Initial revision.
*
*/