Vivian MEAZZA: add support for aircraft radar signatures

diff --git a/simgear/environment/visual_enviro.cxx b/simgear/environment/visual_enviro.cxx
index 9371503e5b35f95af824b3ba869ef5b268ea491b..b879d025535aac34629954fae4fa601572219507 100644 (file)
--- a/simgear/environment/visual_enviro.cxx
+++ b/simgear/environment/visual_enviro.cxx
@@ -1,6 +1,9 @@
 // Visual environment helper class
 //
 // Written by Harald JOHNSEN, started April 2005.
+// Minor changes/additions by Vivian Meazza Apr- May 2007
+//
+// Ported to OSG by Tim Moore Jun 2007
 //
 // Copyright (C) 2005  Harald JOHNSEN - hjohnsen@evc.net
 //
@@ -331,9 +334,7 @@ void SGEnviro::setLight(sgVec4 adj_fog_color) {
        }
 }
 
-void SGEnviro::callback_cloud(float heading, float alt, float radius, int family, float dist, int cloudId) {
-  // OSGFIXME
-  return;
+void SGEnviro::callback_cloud(float bearing, float alt, float radius, int family, float dist, int cloudId) {
        // send data to wx radar
        // compute turbulence
        // draw precipitation
@@ -405,9 +406,10 @@ void SGEnviro::callback_cloud(float heading, float alt, float radius, int family
                        LWC = 0.29*2.0;
                        break;
        }
+
        // add to the list for the wxRadar instrument
        if( LWC > 0.0 )
-               radarEcho.push_back( SGWxRadarEcho ( heading, alt, radius, dist, LWC, false, cloudId ) );
+               radarEcho.push_back( SGWxRadarEcho ( bearing, alt, radius, dist, 0.0 , LWC, false, cloudId, false ) );
 
        // NB:data valid only from cockpit view
 
@@ -420,7 +422,7 @@ void SGEnviro::callback_cloud(float heading, float alt, float radius, int family
                orig.setlon(last_lon * SG_DEGREES_TO_RADIANS );
                orig.setelev(0.0);
                dist = sgSqrt(dist);
-               dest = calc_gc_lon_lat(orig, heading, dist);
+               dest = calc_gc_lon_lat(orig, bearing, dist);
                lon = dest.lon() * SG_RADIANS_TO_DEGREES;
                lat = dest.lat() * SG_RADIANS_TO_DEGREES;
                addLightning( lon, lat, alt );
@@ -712,7 +714,7 @@ void SGLightning::lt_Render(void) {
 
        glTranslatef( ax, ay, -sgEnviro.last_alt );
 
-       sgEnviro.radarEcho.push_back( SGWxRadarEcho ( course, 0.0, 0.0, dist, age, true, 0 ) );
+       sgEnviro.radarEcho.push_back( SGWxRadarEcho ( course, 0.0, 0.0, dist, 0.0, age, true, 0, false ) );
 
        for( int n = 0 ; n < nb_tree ; n++ ) {
         if( lt_tree[n].prev < 0 )

diff --git a/simgear/environment/visual_enviro.hxx b/simgear/environment/visual_enviro.hxx
index e51bd4d69540671bea5f611a2cbb83e2f4ce0524..8eb8b3e991876ad6c2cc1e833eb57c793b45e285 100644 (file)
--- a/simgear/environment/visual_enviro.hxx
+++ b/simgear/environment/visual_enviro.hxx
@@ -1,6 +1,9 @@
 // Visual environment helper class
 //
 // Written by Harald JOHNSEN, started April 2005.
+// Minor changes/additions by Vivian Meazza Apr- May 2007
+//
+// Ported to OSG by Tim Moore Jun 2007
 //
 // Copyright (C) 2005  Harald JOHNSEN - hjohnsen@evc.net
 //
@@ -40,23 +43,32 @@ class SGSoundMgr;
  */
 class SGWxRadarEcho {
 public:
-       SGWxRadarEcho(float _heading, float _alt, float _radius, float _dist, double _LWC, bool _lightning, int _cloudId) :
+       SGWxRadarEcho(float _bearing, float _alt, float _radius, float _dist, float _heading,
+                       double _LWC, bool _lightning, int _cloudId, bool _aircraft) :
+         bearing (_bearing),
          heading( _heading ),
          alt ( _alt ),
          radius ( _radius ),
          dist ( _dist ),
          LWC ( _LWC ),
          lightning ( _lightning ),
+         aircraft ( _aircraft ),
          cloudId ( _cloudId )
        {}
 
-       /** the heading in radian is versus north */
-       float heading;
+       /** the heading and bearing in radian are versus north */
+       float bearing, heading;
        float alt, radius, dist;
+
        /** reflectivity converted to liquid water content. */
        double LWC;
+
        /** if true then this data is for a lightning else it is for water echo. */
        bool   lightning;
+
+       /** if true then this data is for an aircraft  */
+       bool aircraft;
+
        /** Unique identifier of cloud */
        int cloudId;
 };