//
// 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.
+// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
//
// $Id$
#include <simgear/compiler.h>
#include <stdlib.h> // atof(), atoi()
+#include <string.h> // memchr()
+#include <ctype.h> // isspace()
#include <simgear/constants.h>
#include <simgear/debug/logstream.hxx>
#include "apt_loader.hxx"
+static void addAirport(FGAirportList *airports, const string& apt_id, const string& apt_name,
+ int rwy_count, double rwy_lat_accum, double rwy_lon_accum, double last_rwy_heading,
+ double apt_elev, SGGeod& tower, bool got_tower, int type)
+{
+ if (apt_id.empty())
+ return;
+
+ if (!rwy_count) {
+ SG_LOG(SG_GENERAL, SG_ALERT, "ERROR: No runways for " << apt_id
+ << ", skipping." );
+ return;
+ }
+
+ double lat = rwy_lat_accum / (double)rwy_count;
+ double lon = rwy_lon_accum / (double)rwy_count;
+
+ if (!got_tower) {
+ // tower height hard coded for now...
+ const float tower_height = 50.0f;
+ // make a little off the heading for 1 runway airports...
+ float fudge_lon = fabs(sin(last_rwy_heading * SGD_DEGREES_TO_RADIANS)) * .003f;
+ float fudge_lat = .003f - fudge_lon;
+ tower = SGGeod::fromDegFt(lon + fudge_lon, lat + fudge_lat, apt_elev + tower_height);
+ }
+
+ airports->add(apt_id, SGGeod::fromDegFt(lon, lat, apt_elev), tower, apt_name, false,
+ type == 1/*airport*/, type == 16/*seaport*/, type == 17/*heliport*/);
+}
// Load the airport data base from the specified aptdb file. The
// metar file is used to mark the airports as having metar available
double last_apt_elev = 0.0;
string last_apt_name = "";
string last_apt_info = "";
- string last_apt_type = "";
+ int last_apt_type = 0;
+ SGGeod last_tower;
+ bool got_tower = false;
string line;
- char tmp[2048];
+ char tmp[2049];
+ tmp[2048] = 0;
+ unsigned int line_id = 0;
+ unsigned int line_num = 0;
double rwy_lon_accum = 0.0;
double rwy_lat_accum = 0.0;
int rwy_count = 0;
+ double last_rwy_heading = 0.0;
while ( ! in.eof() ) {
in.getline(tmp, 2048);
line = tmp;
- SG_LOG( SG_GENERAL, SG_BULK, "-> '" << line << "'" );
- if ( line.length() ) {
- token = simgear::strutils::split( line );
- if ( token.size() ) {
- SG_LOG( SG_GENERAL, SG_BULK, "token[0] " << token[0] );
- }
- } else {
- token.clear();
+ line_num++;
+
+ SG_LOG( SG_GENERAL, SG_BULK, "#" << line_num << " '" << line << "'" );
+ if ( !line.size() || isspace(tmp[0]))
+ continue;
+
+ if (line.size() >= 3) {
+ char *p = (char *)memchr(tmp, ' ', 3);
+ if ( p )
+ *p = 0;
}
- if ( !line.length() || !token.size() ) {
- // empty line, skip
- } else if ( (token[0] == "#") || (token[0] == "//") ) {
- // comment, skip
- } else if ( token[0] == "I" ) {
+ line_id = atoi(tmp);
+ if ( tmp[0] == 'I' ) {
// First line, indicates IBM (i.e. DOS line endings I
// believe.)
// move past this line and read and discard the next line
// which is the version and copyright information
in.getline(tmp, 2048);
- vector<string> vers_token = simgear::strutils::split( tmp );
+ // vector<string> vers_token = simgear::strutils::split( tmp );
+ if ( strlen(tmp) > 4 ) {
+ char *p = (char *)memchr(tmp, ' ', 4);
+ if ( p )
+ *p = 0;
+ }
SG_LOG( SG_GENERAL, SG_INFO, "Data file version = "
- << vers_token[0] );
- } else if ( token[0] == "1" /* Airport */ ||
- token[0] == "16" /* Seaplane base */ ||
- token[0] == "17" /* Heliport */ ) {
+ << tmp );
+ } else if ( line_id == 1 /* Airport */ ||
+ line_id == 16 /* Seaplane base */ ||
+ line_id == 17 /* Heliport */ ) {
+ token.clear();
+ token = simgear::strutils::split(line);
string id = token[4];
double elev = atof( token[1].c_str() );
SG_LOG( SG_GENERAL, SG_BULK, "Next airport = " << id << " "
<< elev );
- if ( !last_apt_id.empty()) {
- if ( rwy_count > 0 ) {
- double lat = rwy_lat_accum / (double)rwy_count;
- double lon = rwy_lon_accum / (double)rwy_count;
- airports->add( last_apt_id, lon, lat, last_apt_elev,
- last_apt_name, false );
- } else {
- if ( !last_apt_id.length() ) {
- SG_LOG(SG_GENERAL, SG_ALERT,
- "ERROR: No runways for " << last_apt_id
- << " skipping." );
- }
- }
- }
+ addAirport(airports, last_apt_id, last_apt_name, rwy_count, rwy_lat_accum, rwy_lon_accum,
+ last_rwy_heading, last_apt_elev, last_tower, got_tower, last_apt_type);
last_apt_id = id;
- last_apt_elev = atof( token[1].c_str() );
+ last_apt_elev = elev;
last_apt_name = "";
+ got_tower = false;
// build the name
for ( unsigned int i = 5; i < token.size() - 1; ++i ) {
last_apt_name += token[token.size() - 1];
last_apt_info = line;
- last_apt_type = token[0];
+ last_apt_type = atoi( token[0].c_str() );
// clear runway list for start of next airport
rwy_lon_accum = 0.0;
rwy_lat_accum = 0.0;
rwy_count = 0;
- } else if ( token[0] == "10" ) {
+ } else if ( line_id == 10 ) {
+ token.clear();
+ token = simgear::strutils::split(line);
+
// runway entry
double lat = atof( token[1].c_str() );
double lon = atof( token[2].c_str() );
double heading = atof( token[4].c_str() );
double length = atoi( token[5].c_str() );
double width = atoi( token[8].c_str() );
+
+ last_rwy_heading = heading;
string rwy_displ_threshold = token[6];
vector<string> displ
stopway1, stopway2, lighting_flags, surface_code,
shoulder_code, marking_code, smoothness,
dist_remaining );
- } else if ( token[0] == "18" ) {
+ } else if ( line_id == 18 ) {
// beacon entry (ignore)
- } else if ( token[0] == "14" ) {
- // control tower entry (ignore)
- } else if ( token[0] == "19" ) {
+ } else if ( line_id == 14 ) {
+ // control tower entry
+ token.clear();
+ token = simgear::strutils::split(line);
+
+ double lat = atof( token[1].c_str() );
+ double lon = atof( token[2].c_str() );
+ double elev = atof( token[3].c_str() );
+ last_tower = SGGeod::fromDegFt(lon, lat, elev);
+ got_tower = true;
+ } else if ( line_id == 19 ) {
// windsock entry (ignore)
- } else if ( token[0] == "15" ) {
+ } else if ( line_id == 15 ) {
// custom startup locations (ignore)
- } else if ( token[0] == "50" || token[0] == "51" || token[0] == "52"
- || token[0] == "53" || token[0] == "54" || token[0] == "55"
- || token[0] == "56" )
- {
+ } else if ( line_id == 0 ) {
+ // ??
+ } else if ( line_id >= 50 && line_id <= 56 ) {
// frequency entries (ignore)
- } else if ( token[0] == "99" ) {
+ } else if ( line_id == 99 ) {
SG_LOG( SG_GENERAL, SG_DEBUG, "End of file reached" );
} else {
SG_LOG( SG_GENERAL, SG_ALERT,
- "Unknown line in file: " << line );
+ "Unknown line(#" << line_num << ") in file: " << line );
exit(-1);
}
}
- if ( !last_apt_id.empty()) {
- if ( rwy_count > 0 ) {
- double lat = rwy_lat_accum / (double)rwy_count;
- double lon = rwy_lon_accum / (double)rwy_count;
- airports->add( last_apt_id, lon, lat, last_apt_elev,
- last_apt_name, false );
- } else {
- if ( !last_apt_id.length() ) {
- SG_LOG(SG_GENERAL, SG_ALERT,
- "ERROR: No runways for " << last_apt_id
- << " skipping." );
- }
- }
- }
+ // add the last airport being processed if any
+ addAirport(airports, last_apt_id, last_apt_name, rwy_count, rwy_lat_accum, rwy_lon_accum,
+ last_rwy_heading, last_apt_elev, last_tower, got_tower, 0);
+
//
// Load the metar.dat file and update apt db with stations that
if ( ident == "#" || ident == "//" ) {
metar_in >> skipeol;
} else {
- const FGAirport &a = airports->search( ident );
- if ( a.getId() == ident ) {
- airports->has_metar( ident );
- }
+ const FGAirport* a = airports->search( ident );
+ if ( a ) airports->has_metar( ident );
}
}