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flightgear/Tools/Areas/main.cxx

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1998-07-20 12:54:05 +00:00
// main.c -- main loop
//
// Written by Curtis Olson, started March 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.
//
// $Id$
//
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#ifdef HAVE_STDLIB_H
#include <stdlib.h>
#endif
#include <stdio.h>
#include <string.h>
#include "area.hxx"
#include <Bucket/bucketutils.h>
#include <Include/fg_constants.h>
int main( int argc, char **argv ) {
fgBUCKET b;
point2d nodes[4];
FILE *fd;
char base[256], path[256], command[256], file[256], exfile[256];
double lon, lat, elevation, heading;
double length, width;
long int index;
int i, count;
if ( argc != 2 ) {
printf("Usage %s <work dir>\n", argv[0]);
exit(0);
}
// P13 (Globe, AZ)
// lon = -110.6642442;
// lat = 33.3528903;
// heading = 102.0 * DEG_TO_RAD;
// length = 1769;
// width = 23;
// KANE
lon = -93.2113889;
lat = 45.145;
elevation = 912 * FEET_TO_METER;
heading = 270.0 * DEG_TO_RAD;
length = 1220;
width = 23;
gen_runway_area( lon * DEG_TO_RAD, lat * DEG_TO_RAD,
heading, length, width, nodes, &count );
fgBucketFind(lon, lat, &b);
printf( "Bucket = lon,lat = %d,%d x,y index = %d,%d\n",
b.lon, b.lat, b.x, b.y);
index = fgBucketGenIndex(&b);
fgBucketGenBasePath(&b, base);
sprintf(path, "%s/Scenery/%s", argv[1], base);
sprintf(command, "mkdir -p %s\n", path);
system(command);
sprintf(exfile, "%s/%ld.node.ex", path, index);
sprintf(file, "%s/%ld.poly", path, index);
printf( "extra node file = %s\n", exfile);
printf( "poly file = %s\n", file);
// output extra nodes
if ( (fd = fopen(exfile, "w")) == NULL ) {
printf("Cannot open file: %s\n", exfile);
exit(-1);
}
fprintf(fd, "%d 2 0 0\n", count);
for ( i = 0; i < count; i++ ) {
fprintf( fd, "%d %.2f %.2f %.2f\n", i + 1,
nodes[i].lon * RAD_TO_ARCSEC, nodes[i].lat * RAD_TO_ARCSEC,
elevation);
}
fclose(fd);
// output poly
if ( (fd = fopen(file, "w")) == NULL ) {
printf("Cannot open file: %s\n", file);
exit(-1);
}
// output empty node list
fprintf(fd, "0 2 0 0\n");
// output segments
fprintf(fd, "%d 0\n", count);
for ( i = 0; i < count - 1; i++ ) {
fprintf( fd, "%d %d %d\n", i + 1, i + 1, i + 2 );
}
fprintf( fd, "%d %d %d\n", count, count, 1 );
// output hole center
fprintf( fd, "1\n");
fprintf( fd, "1 %.2f %.2f\n", lon * 3600.0, lat * 3600);
fclose(fd);
}