X-Git-Url: https://git.mxchange.org/?a=blobdiff_plain;f=src%2FFDM%2FYASim%2FYASim.cxx;h=70c7459d2fabba8d304638c191ac435c5ee3fa81;hb=d66903e9ad63b91182ccc25d9bb82f18f8dd98b6;hp=021931f1bc41955785d23fe7959f613012244d34;hpb=5fe860750eb8b99401a64b6aca68cc7b3da5eac9;p=flightgear.git

diff --git a/src/FDM/YASim/YASim.cxx b/src/FDM/YASim/YASim.cxx
index 021931f1b..70c7459d2 100644
--- a/src/FDM/YASim/YASim.cxx
+++ b/src/FDM/YASim/YASim.cxx
@@ -43,7 +43,8 @@ static const float W2HP = 1.3416e-3;
 static const float INHG2PA = 3386.389;
 static const float SLUG2KG = 14.59390;
 
-YASim::YASim(double dt)
+YASim::YASim(double dt) :
+    _simTime(0)
 {
 //     set_delta_t(dt);
     _fdm = new FGFDM();
@@ -54,6 +55,11 @@ YASim::YASim(double dt)
     _fdm->getAirplane()->getModel()->getIntegrator()->setInterval(_dt);
 }
 
+YASim::~YASim()
+{
+    delete _fdm;
+}
+
 void YASim::report()
 {
     Airplane* a = _fdm->getAirplane();
@@ -204,7 +210,7 @@ void YASim::update(double dt)
     // build the environment cache.
     float vr = _fdm->getVehicleRadius();
     vr += 2.0*FT2M*dt*Math::mag3(v);
-    prepare_ground_cache_m( 0.0, xyz, vr );
+    prepare_ground_cache_m( _simTime, _simTime + dt, xyz, vr );
 
     // Track time increments.
     FGGround* gr
@@ -212,14 +218,15 @@ void YASim::update(double dt)
 
     int i;
     for(i=0; i<iterations; i++) {
-        gr->setTimeOffset(i*_dt);
+        gr->setTimeOffset(_simTime + i*_dt);
         copyToYASim(false);
         _fdm->iterate(_dt);
         copyFromYASim();
     }
 
-    // Reset the time increment.
-    gr->setTimeOffset(0.0);
+    // Increment the local sim time
+    _simTime += dt;
+    gr->setTimeOffset(_simTime);
 }
 
 void YASim::copyToYASim(bool copyState)
@@ -371,13 +378,17 @@ void YASim::copyFromYASim()
     double lat, lon, alt;
     sgCartToGeod(s->pos, &lat, &lon, &alt);
     _set_Geodetic_Position(lat, lon, alt*M2FT);
-    _update_ground_elev_at_pos();
+    double groundlevel_m = get_groundlevel_m(lat, lon, alt);
+    _set_Runway_altitude(groundlevel_m*SG_METER_TO_FEET);
+    _set_Altitude_AGL((alt-groundlevel_m)*SG_METER_TO_FEET);
+
+    // the smallest agl of all gears
+    fgSetFloat("/position/gear-agl-m", model->getAGL());
+    fgSetFloat("/position/gear-agl-ft", model->getAGL()*M2FT);
 
     // UNUSED
     //_set_Geocentric_Position(Glue::geod2geocLat(lat), lon, alt*M2FT);
 
-    _set_Altitude_AGL(model->getAGL() * M2FT);
-
     // useful conversion matrix
     float xyz2ned[9];
     Glue::xyz2nedMat(lat, lon, xyz2ned);
@@ -407,7 +418,7 @@ void YASim::copyFromYASim()
     _set_V_rel_wind(Math::mag3(v)*M2FT); // units?
 
     float P = fgGetDouble("/environment/pressure-inhg") * INHG2PA;
-    float T = fgGetDouble("/environment/temperature-degC") + 273.15;
+    float T = fgGetDouble("/environment/temperature-degc") + 273.15;
     float D = fgGetFloat("/environment/density-slugft3")
         *SLUG2KG * M2FT*M2FT*M2FT;
     _set_V_equiv_kts(Atmosphere::calcVEAS(v[0], P, T, D)*MPS2KTS);
@@ -437,7 +448,7 @@ void YASim::copyFromYASim()
 
     // orientation
     float alpha, beta;
-    Glue::calcAlphaBeta(s, &alpha, &beta);
+    Glue::calcAlphaBeta(s, wind, &alpha, &beta);
     _set_Alpha(alpha);
     _set_Beta(beta);
 
@@ -468,6 +479,8 @@ void YASim::copyFromYASim()
 	node->setFloatValue("compression-m", g->getCompressDist());
         node->setFloatValue("caster-angle-deg", g->getCasterAngle() * RAD2DEG);
         node->setFloatValue("rollspeed-ms", g->getRollSpeed());
+        node->setBoolValue("ground-is-solid", g->getGroundIsSolid()!=0);
+        node->setFloatValue("ground-friction-factor", g->getGroundFrictionFactor());
     }
 
     Hook* h = airplane->getHook();
@@ -480,5 +493,9 @@ void YASim::copyFromYASim()
     if(l) {
 	SGPropertyNode * node = fgGetNode("gear/launchbar", 0, true);
 	node->setFloatValue("position-norm", l->getCompressFraction());
+        node->setFloatValue("holdback-position-norm", l->getHoldbackCompressFraction());
+        node->setStringValue("state", l->getState());
+        node->setBoolValue("strop", l->getStrop());
     }
+
 }