X-Git-Url: https://git.mxchange.org/?a=blobdiff_plain;f=src%2FAIModel%2FAIBase.cxx;h=33cb073cbd5a3b30c5480fe7d88f8dd5c9e4265c;hb=38226af24ec01e8f0a20d7fd73ef838a69f6ef25;hp=501bb32cbbd2173468f39bded75ee05fbdb8b904;hpb=1dc3ecf016f633e145540e614443ea15a409589a;p=flightgear.git

diff --git a/src/AIModel/AIBase.cxx b/src/AIModel/AIBase.cxx
index 501bb32cb..33cb073cb 100644
--- a/src/AIModel/AIBase.cxx
+++ b/src/AIModel/AIBase.cxx
@@ -53,11 +53,14 @@ const double FGAIBase::lbs_to_slugs = 0.031080950172;   //conversion factor
 using namespace simgear;
 
 FGAIBase::FGAIBase(object_type ot) :
+    _max_speed(300),
+    _name(""),
+    _parent(""),
     props( NULL ),
     model_removed( fgGetNode("/ai/models/model-removed", true) ),
     manager( NULL ),
+    _installed(false),
     fp( NULL ),
-
     _impact_lat(0),
     _impact_lon(0),
     _impact_elev(0),
@@ -65,12 +68,9 @@ FGAIBase::FGAIBase(object_type ot) :
     _impact_pitch(0),
     _impact_roll(0),
     _impact_speed(0),
-
     _refID( _newAIModelID() ),
     _otype(ot),
-    _initialized(false),
-    _parent(""),
-    _name("")
+    _initialized(false)
 
 {
     tgt_heading = hdg = tgt_altitude_ft = tgt_speed = 0.0;
@@ -195,20 +195,31 @@ void FGAIBase::Transform() {
 }
 
 bool FGAIBase::init(bool search_in_AI_path) {
-    osg::ref_ptr<osgDB::ReaderWriter::Options> opt=
-        new osgDB::ReaderWriter::Options(*osgDB::Registry::instance()->getOptions());
-
+    
+    string f;
     if(search_in_AI_path)
     {
-        SGPath ai_path(globals->get_fg_root());
-        ai_path.append("AI");
-        opt->getDatabasePathList().push_front(ai_path.str());
+    // setup a modified Options structure, with only the $fg-root/AI defined;
+    // we'll check that first, then give the normal search logic a chance.
+    // this ensures that models in AI/ are preferred to normal models, where
+    // both exist.
+        osg::ref_ptr<osgDB::ReaderWriter::Options> 
+          opt(osg::clone(osgDB::Registry::instance()->getOptions(), osg::CopyOp::SHALLOW_COPY));
+
+        SGPath ai_path(globals->get_fg_root(), "AI");
+        opt->setDatabasePath(ai_path.str());
+        
+        f = osgDB::findDataFile(model_path, opt.get());
     }
 
-    string f = osgDB::findDataFile(model_path, opt.get());
-
+    if (f.empty()) {
+      f = simgear::SGModelLib::findDataFile(model_path);
+    }
+    
     if(f.empty())
         f = fgGetString("/sim/multiplay/default-model", default_model);
+    else
+        _installed = true;
 
     model = load3DModel(f, props);
 
@@ -221,6 +232,8 @@ bool FGAIBase::init(bool search_in_AI_path) {
 
     } else if (!model_path.empty()) {
         SG_LOG(SG_INPUT, SG_WARN, "AIBase: Could not load model " << model_path);
+        // not properly installed...
+        _installed = false;
     }
 
     setDie(false);
@@ -598,7 +611,7 @@ double FGAIBase::_getRdot() const {
 }
 
 double FGAIBase::_getVS_fps() const {
-    return vs*60.0;
+    return vs/60.0;
 }
 
 double FGAIBase::_get_speed_east_fps() const {
@@ -610,7 +623,7 @@ double FGAIBase::_get_speed_north_fps() const {
 }
 
 void FGAIBase::_setVS_fps( double _vs ) {
-    vs = _vs/60.0;
+    vs = _vs*60.0;
 }
 
 double FGAIBase::_getAltitude() const {