104 lines
2.9 KiB
C++
104 lines
2.9 KiB
C++
/* fixnode.c -- traverse the node file and fix the elevation of all the new
|
|
* interpolated points.
|
|
*
|
|
* Written by Curtis Olson, started November 1997.
|
|
*
|
|
* Copyright (C) 1997 Curtis L. Olson - curt@infoplane.com
|
|
*
|
|
* 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 <unistd.h>
|
|
|
|
#include "fixnode.hxx"
|
|
#include "triload.hxx"
|
|
|
|
|
|
/* load the node information */
|
|
void fixnodes( char *filename, fgDEM dem,
|
|
float dem_data[DEM_SIZE_1][DEM_SIZE_1],
|
|
double nodes[MAX_NODES][3] )
|
|
{
|
|
char toname[256];
|
|
FILE *fd;
|
|
int i;
|
|
|
|
printf("Fixing up node elevations\n");
|
|
|
|
/* we could just fix the new nodes as the first "for" statement
|
|
* would do, but that leads to funny results (I need to figure out
|
|
* why.) So, let's try fixing all of them */
|
|
|
|
/* for ( i = origcount + 1; i <= nodecount; i++ ) { */
|
|
for ( i = 1; i <= nodecount; i++ ) {
|
|
/* printf("Current: %d %.2f %.2f %.2f\n", i, nodes[i][0],
|
|
nodes[i][1], nodes[i][2]); */
|
|
|
|
nodes[i][2] =
|
|
dem.interpolate_altitude(nodes[i][0], nodes[i][1]);
|
|
|
|
/* printf("Fixed: %d %.2f %.2f %.2f\n", i, nodes[i][0],
|
|
nodes[i][1], nodes[i][2]); */
|
|
}
|
|
|
|
|
|
sprintf(toname, "%s.orig", filename);
|
|
printf("Moving %s to %s\n", filename, toname);
|
|
rename(filename, toname);
|
|
|
|
printf("Saving new node file: %s\n", filename);
|
|
|
|
fd = fopen(filename, "w");
|
|
|
|
fprintf(fd, "%d 2 1 0\n", nodecount);
|
|
|
|
for ( i = 1; i <= nodecount; i++ ) {
|
|
fprintf(fd, "%d %.2f %.2f %.2f 0\n", i, nodes[i][0],
|
|
nodes[i][1], nodes[i][2]);
|
|
}
|
|
|
|
fclose(fd);
|
|
}
|
|
|
|
|
|
/* $Log$
|
|
/* Revision 1.2 1998/04/14 02:26:03 curt
|
|
/* Code reorganizations. Added a Lib/ directory for more general libraries.
|
|
/*
|
|
* Revision 1.1 1998/04/08 23:05:56 curt
|
|
* Adopted Gnu automake/autoconf system.
|
|
*
|
|
* Revision 1.5 1998/03/19 02:50:19 curt
|
|
* Updated to support -lDEM class.
|
|
*
|
|
* Revision 1.4 1998/03/03 16:00:57 curt
|
|
* More c++ compile tweaks.
|
|
*
|
|
* Revision 1.3 1998/01/09 23:03:08 curt
|
|
* Restructured to split 1deg x 1deg dem's into 64 subsections.
|
|
*
|
|
* Revision 1.2 1997/12/02 13:12:07 curt
|
|
* Updated to fix every node.
|
|
*
|
|
* Revision 1.1 1997/11/27 00:17:33 curt
|
|
* Initial revision.
|
|
*
|
|
*/
|