Fix crashes (activating the route-manager) with a default GPS.

[flightgear.git] / src / Network / nmea.cxx

diff --git a/src/Network/nmea.cxx b/src/Network/nmea.cxx
index 921f5aa606842aea7a544b8f50e5028faf669ac3..bbfd3fc0dc5b7ef1c07f481c6d251d115fb1b8b3 100644 (file)
--- a/src/Network/nmea.cxx
+++ b/src/Network/nmea.cxx
@@ -24,21 +24,25 @@
 #  include "config.h"
 #endif
 
+#include <cstring>
+
 #include <simgear/debug/logstream.hxx>
 #include <simgear/math/sg_geodesy.hxx>
 #include <simgear/io/iochannel.hxx>
 #include <simgear/timing/sg_time.hxx>
 
-#include <FDM/flight.hxx>
+#include <FDM/flightProperties.hxx>
 #include <Main/fg_props.hxx>
 #include <Main/globals.hxx>
 
 #include "nmea.hxx"
 
 FGNMEA::FGNMEA() {
+  fdm = new FlightProperties();
 }
 
 FGNMEA::~FGNMEA() {
+  delete fdm;
 }
 
 
@@ -79,7 +83,7 @@ bool FGNMEA::gen_message() {
             t->getGmt()->tm_hour, t->getGmt()->tm_min, t->getGmt()->tm_sec );
 
     char gga_lat[20], rmc_lat[20];
-    double latd = cur_fdm_state->get_Latitude() * SGD_RADIANS_TO_DEGREES;
+    double latd = fdm->get_Latitude() * SGD_RADIANS_TO_DEGREES;
     if ( latd < 0.0 ) {
        latd = -latd;
        dir = 'S';
@@ -92,7 +96,7 @@ bool FGNMEA::gen_message() {
     sprintf( rmc_lat, "%02d%07.4f,%c", abs(deg), min, dir);
 
     char gga_lon[20], rmc_lon[20];
-    double lond = cur_fdm_state->get_Longitude() * SGD_RADIANS_TO_DEGREES;
+    double lond = fdm->get_Longitude() * SGD_RADIANS_TO_DEGREES;
     if ( lond < 0.0 ) {
        lond = -lond;
        dir = 'W';
@@ -121,7 +125,7 @@ bool FGNMEA::gen_message() {
 
     char altitude_m[10];
     sprintf( altitude_m, "%.1f", 
-            cur_fdm_state->get_Altitude() * SG_FEET_TO_METER );
+            fdm->get_Altitude() * SG_FEET_TO_METER );
 
     char date[10];
     int year = t->getGmt()->tm_year;
@@ -272,7 +276,7 @@ bool FGNMEA::parse_message() {
                lat *= -1;
            }
 
-           cur_fdm_state->set_Latitude( lat * SGD_DEGREES_TO_RADIANS );
+           fdm->set_Latitude( lat * SGD_DEGREES_TO_RADIANS );
            SG_LOG( SG_IO, SG_INFO, "  lat = " << lat );
 
            // lon val
@@ -301,17 +305,17 @@ bool FGNMEA::parse_message() {
                lon *= -1;
            }
 
-           cur_fdm_state->set_Longitude( lon * SGD_DEGREES_TO_RADIANS );
+           fdm->set_Longitude( lon * SGD_DEGREES_TO_RADIANS );
            SG_LOG( SG_IO, SG_INFO, "  lon = " << lon );
 
 #if 0
            double sl_radius, lat_geoc;
-           sgGeodToGeoc( cur_fdm_state->get_Latitude(), 
-                         cur_fdm_state->get_Altitude(), 
+           sgGeodToGeoc( fdm->get_Latitude(), 
+                         fdm->get_Altitude(), 
                          &sl_radius, &lat_geoc );
-           cur_fdm_state->set_Geocentric_Position( lat_geoc, 
-                          cur_fdm_state->get_Longitude(), 
-                          sl_radius + cur_fdm_state->get_Altitude() );
+           fdm->set_Geocentric_Position( lat_geoc, 
+                          fdm->get_Longitude(), 
+                          sl_radius + fdm->get_Altitude() );
 #endif
 
            // speed
@@ -323,8 +327,8 @@ bool FGNMEA::parse_message() {
            string speed_str = msg.substr(begin, end - begin);
            begin = end + 1;
            speed = atof( speed_str.c_str() );
-           cur_fdm_state->set_V_calibrated_kts( speed );
-           // cur_fdm_state->set_V_ground_speed( speed );
+           fdm->set_V_calibrated_kts( speed );
+           // fdm->set_V_ground_speed( speed );
            SG_LOG( SG_IO, SG_INFO, "  speed = " << speed );
 
            // heading
@@ -336,8 +340,8 @@ bool FGNMEA::parse_message() {
            string hdg_str = msg.substr(begin, end - begin);
            begin = end + 1;
            heading = atof( hdg_str.c_str() );
-           cur_fdm_state->set_Euler_Angles( cur_fdm_state->get_Phi(), 
-                                            cur_fdm_state->get_Theta(), 
+           fdm->set_Euler_Angles( fdm->get_Phi(), 
+                                            fdm->get_Theta(), 
                                             heading * SGD_DEGREES_TO_RADIANS );
            SG_LOG( SG_IO, SG_INFO, "  heading = " << heading );
        } else if ( sentence == "GPGGA" ) {
@@ -377,7 +381,7 @@ bool FGNMEA::parse_message() {
                lat *= -1;
            }
 
-           // cur_fdm_state->set_Latitude( lat * SGD_DEGREES_TO_RADIANS );
+           // fdm->set_Latitude( lat * SGD_DEGREES_TO_RADIANS );
            SG_LOG( SG_IO, SG_INFO, "  lat = " << lat );
 
            // lon val
@@ -406,7 +410,7 @@ bool FGNMEA::parse_message() {
                lon *= -1;
            }
 
-           // cur_fdm_state->set_Longitude( lon * SGD_DEGREES_TO_RADIANS );
+           // fdm->set_Longitude( lon * SGD_DEGREES_TO_RADIANS );
            SG_LOG( SG_IO, SG_INFO, "  lon = " << lon );
 
            // junk
@@ -462,7 +466,7 @@ bool FGNMEA::parse_message() {
                altitude *= SG_METER_TO_FEET;
            }
 
-           cur_fdm_state->set_Altitude( altitude );
+           fdm->set_Altitude( altitude );
     
            SG_LOG( SG_IO, SG_INFO, " altitude  = " << altitude );