+ // Simulation
+ fgUntie("/sim/logging/priority");
+ fgUntie("/sim/logging/classes");
+ fgUntie("/sim/freeze/master");
+
+ fgUntie("/sim/time/elapsed-sec");
+ fgUntie("/sim/time/gmt");
+ fgUntie("/sim/time/gmt-string");
+ // Position
+ fgUntie("/position/latitude-string");
+ fgUntie("/position/longitude-string");
+
+ // Orientation
+ fgUntie("/orientation/heading-magnetic-deg");
+ fgUntie("/orientation/track-magnetic-deg");
+
+ // Environment
+ fgUntie("/environment/magnetic-variation-deg");
+ fgUntie("/environment/magnetic-dip-deg");
+
+ fgUntie("/sim/time/warp");
+ fgUntie("/sim/time/warp-delta");
+
+ // Misc. Temporary junk.
+ fgUntie("/sim/temp/winding-ccw");
+ fgUntie("/sim/temp/full-screen");
+ fgUntie("/sim/temp/fdm-data-logging");
+}
+
+void
+FGProperties::update (double dt)
+{
+ static SGPropertyNode_ptr offset = fgGetNode("/sim/time/local-offset", true);
+ offset->setIntValue(globals->get_time_params()->get_local_offset());
+
+
+ // utc date/time
+ static SGPropertyNode_ptr uyear = fgGetNode("/sim/time/utc/year", true);
+ static SGPropertyNode_ptr umonth = fgGetNode("/sim/time/utc/month", true);
+ static SGPropertyNode_ptr uday = fgGetNode("/sim/time/utc/day", true);
+ static SGPropertyNode_ptr uhour = fgGetNode("/sim/time/utc/hour", true);
+ static SGPropertyNode_ptr umin = fgGetNode("/sim/time/utc/minute", true);
+ static SGPropertyNode_ptr usec = fgGetNode("/sim/time/utc/second", true);
+ static SGPropertyNode_ptr uwday = fgGetNode("/sim/time/utc/weekday", true);
+ static SGPropertyNode_ptr udsec = fgGetNode("/sim/time/utc/day-seconds", true);
+
+ struct tm *u = globals->get_time_params()->getGmt();
+ uyear->setIntValue(u->tm_year + 1900);
+ umonth->setIntValue(u->tm_mon + 1);
+ uday->setIntValue(u->tm_mday);
+ uhour->setIntValue(u->tm_hour);
+ umin->setIntValue(u->tm_min);
+ usec->setIntValue(u->tm_sec);
+ uwday->setIntValue(u->tm_wday);
+
+ udsec->setIntValue(u->tm_hour * 3600 + u->tm_min * 60 + u->tm_sec);
+
+
+ // real local date/time
+ static SGPropertyNode_ptr ryear = fgGetNode("/sim/time/real/year", true);
+ static SGPropertyNode_ptr rmonth = fgGetNode("/sim/time/real/month", true);
+ static SGPropertyNode_ptr rday = fgGetNode("/sim/time/real/day", true);
+ static SGPropertyNode_ptr rhour = fgGetNode("/sim/time/real/hour", true);
+ static SGPropertyNode_ptr rmin = fgGetNode("/sim/time/real/minute", true);
+ static SGPropertyNode_ptr rsec = fgGetNode("/sim/time/real/second", true);
+ static SGPropertyNode_ptr rwday = fgGetNode("/sim/time/real/weekday", true);
+
+ time_t real = time(0);
+ struct tm *r = localtime(&real);
+ ryear->setIntValue(r->tm_year + 1900);
+ rmonth->setIntValue(r->tm_mon + 1);
+ rday->setIntValue(r->tm_mday);
+ rhour->setIntValue(r->tm_hour);
+ rmin->setIntValue(r->tm_min);
+ rsec->setIntValue(r->tm_sec);
+ rwday->setIntValue(r->tm_wday);