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groundlist now replaced by commlist

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daveluff 2003-02-07 13:38:57 +00:00
parent df3e54cc47
commit 1915423544
2 changed files with 0 additions and 208 deletions
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134
src/ATC/groundlist.cxx
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@ -1,134 +0,0 @@
// groundlist.cxx -- ATC Ground data management class
//
// Written by David Luff, started November 2002.
// Based on navlist.cxx by Curtis Olson, started April 2000.
//
// Copyright (C) 2000 Curtis L. Olson - curt@flightgear.org
//
// 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.
#ifdef HAVE_CONFIG_H
# include <config.h>
#endif
#include <simgear/debug/logstream.hxx>
#include <simgear/misc/sgstream.hxx>
#include <simgear/math/sg_geodesy.hxx>
#include <simgear/math/sg_random.h>
#include "groundlist.hxx"
FGGroundList *current_groundlist;
// Constructor
FGGroundList::FGGroundList( void ) {
}
// Destructor
FGGroundList::~FGGroundList( void ) {
}
// load the navaids and build the map
bool FGGroundList::init( SGPath path ) {
groundlist.erase( groundlist.begin(), groundlist.end() );
sg_gzifstream in( path.str() );
if ( !in.is_open() ) {
SG_LOG( SG_GENERAL, SG_ALERT, "Cannot open file: " << path.str() );
exit(-1);
}
// read in each line of the file
in >> skipcomment;
#ifdef __MWERKS__
char c = 0;
while ( in.get(c) && c != '\0' ) {
in.putback(c);
#else
while ( !in.eof() ) {
#endif
FGGround g;
in >> g;
if ( g.get_type() == '[' ) {
break;
}
//cout << "id = " << t.GetIdent() << endl;
//cout << " type = " << t.get_type() << endl;
//cout << " lon = " << t.get_lon() << endl;
//cout << " lat = " << t.get_lat() << endl;
//cout << " elev = " << t.get_elev() << endl;
//cout << " freq = " << t.get_freq() << endl;
//cout << " range = " << t.get_range() << endl;
groundlist[g.get_freq()].push_back(g);
in >> skipcomment;
}
return true;
}
// query the database for the specified frequency, lon and lat are in
// degrees, elev is in meters
bool FGGroundList::query( double lon, double lat, double elev, double freq,
FGGround *g )
{
lon *= SGD_DEGREES_TO_RADIANS;
lat *= SGD_DEGREES_TO_RADIANS;
//cout << "lon = " << lon << '\n';
//cout << "lat = " << lat << '\n';
//cout << "elev = " << elev << '\n';
//cout << "freq = " << freq << '\n';
ground_list_type stations = groundlist[(int)(freq*100.0 + 0.5)];
ground_list_iterator current = stations.begin();
ground_list_iterator last = stations.end();
// double az1, az2, s;
Point3D aircraft = sgGeodToCart( Point3D(lon, lat, elev) );
Point3D station;
double d;
for ( ; current != last ; ++current ) {
//cout << "testing " << current->GetIdent() << endl;
station = Point3D(current->get_x(), current->get_y(), current->get_z());
//cout << "aircraft = " << aircraft << endl;
//cout << "station = " << station << endl;
d = aircraft.distance3Dsquared( station );
//cout << " dist = " << sqrt(d)
// << " range = " << current->get_range() * SG_NM_TO_METER << endl;
// match up to twice the published range so we can model
// reduced signal strength
if ( d < (2 * current->get_range() * SG_NM_TO_METER
* 2 * current->get_range() * SG_NM_TO_METER ) ) {
//cout << "matched = " << current->GetIdent() << endl;
*g = *current;
return true;
}
}
return false;
}

74
src/ATC/groundlist.hxx
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// groundlist.hxx -- ATC Ground data management class
//
// Written by David Luff, started November 2002.
// Based on navlist.hxx by Curtis Olson, started April 2000.
//
// Copyright (C) 2000 Curtis L. Olson - curt@flightgear.org
//
// 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.
#ifndef _FG_GROUNDLIST_HXX
#define _FG_GROUNDLIST_HXX
#include <simgear/compiler.h>
#include <simgear/misc/sg_path.hxx>
#include <map>
#include <vector>
#include <string>
#include "ground.hxx"
SG_USING_STD(map);
SG_USING_STD(vector);
SG_USING_STD(string);
class FGGroundList {
// convenience types
typedef vector < FGGround > ground_list_type;
typedef ground_list_type::iterator ground_list_iterator;
typedef ground_list_type::const_iterator ground_list_const_iterator;
// Map containing FGGround keyed by frequency.
// A vector of FGGround is kept at each node since some may share frequency
typedef map < int, ground_list_type > ground_map_type;
typedef ground_map_type::iterator ground_map_iterator;
typedef ground_map_type::const_iterator ground_map_const_iterator;
ground_map_type groundlist;
public:
FGGroundList();
~FGGroundList();
// load all atis and build the map
bool init( SGPath path );
// query the database for the specified frequency, lon and lat are
// in degrees, elev is in meters
bool query( double lon, double lat, double elev, double freq, FGGround *g );
};
extern FGGroundList *current_groundlist;
#endif // _FG_GROUNDLIST_HXX