1 /* fixnode.c -- traverse the node file and fix the elevation of all the new
4 * Written by Curtis Olson, started November 1997.
6 * Copyright (C) 1997 Curtis L. Olson - curt@infoplane.com
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version.
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
23 * (Log is kept at end of this file)
31 #include "fixnode.hxx"
32 #include "triload.hxx"
35 /* load the node information */
36 void fixnodes( char *filename, fgDEM *dem, double nodes[MAX_NODES][3] )
42 printf("Fixing up node elevations\n");
44 /* we could just fix the new nodes as the first "for" statement
45 * would do, but that leads to funny results (I need to figure out
46 * why.) So, let's try fixing all of them */
48 /* for ( i = origcount + 1; i <= nodecount; i++ ) { */
49 for ( i = 1; i <= nodecount; i++ ) {
50 /* printf("Current: %d %.2f %.2f %.2f\n", i, nodes[i][0],
51 nodes[i][1], nodes[i][2]); */
54 dem->interpolate_altitude(nodes[i][0], nodes[i][1]);
56 /* printf("Fixed: %d %.2f %.2f %.2f\n", i, nodes[i][0],
57 nodes[i][1], nodes[i][2]); */
61 sprintf(toname, "%s.orig", filename);
62 printf("Moving %s to %s\n", filename, toname);
63 rename(filename, toname);
65 printf("Saving new node file: %s\n", filename);
67 fd = fopen(filename, "w");
69 fprintf(fd, "%d 2 1 0\n", nodecount);
71 for ( i = 1; i <= nodecount; i++ ) {
72 fprintf(fd, "%d %.2f %.2f %.2f 0\n", i, nodes[i][0],
73 nodes[i][1], nodes[i][2]);
81 /* Revision 1.3 1998/07/22 21:46:40 curt
82 /* Fixed a bug that was triggering a seg fault.
84 * Revision 1.2 1998/04/14 02:26:03 curt
85 * Code reorganizations. Added a Lib/ directory for more general libraries.
87 * Revision 1.1 1998/04/08 23:05:56 curt
88 * Adopted Gnu automake/autoconf system.
90 * Revision 1.5 1998/03/19 02:50:19 curt
91 * Updated to support -lDEM class.
93 * Revision 1.4 1998/03/03 16:00:57 curt
94 * More c++ compile tweaks.
96 * Revision 1.3 1998/01/09 23:03:08 curt
97 * Restructured to split 1deg x 1deg dem's into 64 subsections.
99 * Revision 1.2 1997/12/02 13:12:07 curt
100 * Updated to fix every node.
102 * Revision 1.1 1997/11/27 00:17:33 curt