Fixing an age old bug. AIAircraft arriving on an airport never received a proper...

[flightgear.git] / src / AIModel / AIManager.cxx

diff --git a/src/AIModel/AIManager.cxx b/src/AIModel/AIManager.cxx
index 315920ab5ce15cb58a8b3a565fcb438d4562cc82..2ad54837113ec7a6d5e22ca48583208603d54c82 100644 (file)
--- a/src/AIModel/AIManager.cxx
+++ b/src/AIModel/AIManager.cxx
@@ -2,7 +2,7 @@
 // - a global management type for AI objects
 //
 // Written by David Culp, started October 2003.
-// - davidculp2@comcast.net
+// - davidculp2@comcast.net 
 //
 // This program is free software; you can redistribute it and/or
 // modify it under the terms of the GNU General Public License as
@@ -43,7 +43,12 @@
 #include "AIGroundVehicle.hxx"
 #include "AIEscort.hxx"
 
-FGAIManager::FGAIManager() {
+FGAIManager::FGAIManager() :
+    cb_ai_bare(SGPropertyChangeCallback<FGAIManager>(this,&FGAIManager::updateLOD,
+               fgGetNode("/sim/rendering/static-lod/ai-bare", true))),
+    cb_ai_detailed(SGPropertyChangeCallback<FGAIManager>(this,&FGAIManager::updateLOD,
+                   fgGetNode("/sim/rendering/static-lod/ai-detailed", true)))
+{
     _dt = 0.0;
     mNumAiModels = 0;
 
@@ -76,6 +81,7 @@ FGAIManager::init() {
     user_latitude_node  = fgGetNode("/position/latitude-deg", true);
     user_longitude_node = fgGetNode("/position/longitude-deg", true);
     user_altitude_node  = fgGetNode("/position/altitude-ft", true);
+    user_altitude_agl_node  = fgGetNode("/position/altitude-agl-ft", true);
     user_heading_node   = fgGetNode("/orientation/heading-deg", true);
     user_pitch_node     = fgGetNode("/orientation/pitch-deg", true);
     user_yaw_node       = fgGetNode("/orientation/side-slip-deg", true);
@@ -97,7 +103,7 @@ FGAIManager::postinit() {
             continue;
 
         if (scenarios.find(name) != scenarios.end()) {
-            SG_LOG(SG_GENERAL, SG_WARN, "won't load scenario '" << name << "' twice");
+            SG_LOG(SG_GENERAL, SG_DEBUG, "won't load scenario '" << name << "' twice");
             continue;
         }
 
@@ -110,6 +116,7 @@ FGAIManager::postinit() {
 void
 FGAIManager::reinit() {
     update(0.0);
+
     ai_list_iterator ai_list_itr = ai_list.begin();
 
     while(ai_list_itr != ai_list.end()) {
@@ -179,6 +186,18 @@ FGAIManager::update(double dt) {
     thermal_lift_node->setDoubleValue( strength );  // for thermals
 }
 
+/** update LOD settings of all AI/MP models */
+void
+FGAIManager::updateLOD(SGPropertyNode* node)
+{
+    ai_list_iterator ai_list_itr = ai_list.begin();
+    while(ai_list_itr != ai_list.end())
+    {
+        (*ai_list_itr)->updateLOD();
+        ++ai_list_itr;
+    }
+}
+
 void
 FGAIManager::attach(FGAIBase *model)
 {
@@ -238,6 +257,7 @@ FGAIManager::getNumAiObjects(void) const
 
 void
 FGAIManager::fetchUserState( void ) {
+
     user_latitude  = user_latitude_node->getDoubleValue();
     user_longitude = user_longitude_node->getDoubleValue();
     user_altitude  = user_altitude_node->getDoubleValue();
@@ -247,7 +267,9 @@ FGAIManager::fetchUserState( void ) {
     user_speed     = user_speed_node->getDoubleValue() * 0.592484;
     user_roll      = user_roll_node->getDoubleValue();
     wind_from_east = wind_from_east_node->getDoubleValue();
-    wind_from_north = wind_from_north_node->getDoubleValue();
+    wind_from_north   = wind_from_north_node->getDoubleValue();
+    user_altitude_agl = user_altitude_agl_node->getDoubleValue();
+
 }
 
 // only keep the results from the nearest thermal
@@ -353,9 +375,9 @@ FGAIManager::loadScenarioFile(const std::string& filename)
         SGPropertyNode_ptr root = new SGPropertyNode;
         readProperties(path.str(), root);
         return root;
-    } catch (const sg_exception &) {
-        SG_LOG(SG_GENERAL, SG_DEBUG, "Incorrect path specified for AI "
-            "scenario: \"" << path.str() << "\"");
+    } catch (const sg_exception &t) {
+        SG_LOG(SG_GENERAL, SG_ALERT, "Failed to load scenario '"
+            << path.str() << "': " << t.getFormattedMessage());
         return 0;
     }
 }