#358: Missing option to disable AI scenarios

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

diff --git a/src/AIModel/AIBase.cxx b/src/AIModel/AIBase.cxx
index 33cb073cbd5a3b30c5480fe7d88f8dd5c9e4265c..ac907c2e383e5263546dfa30df4f62493e9a3a54 100644 (file)
--- a/src/AIModel/AIBase.cxx
+++ b/src/AIModel/AIBase.cxx
@@ -52,7 +52,7 @@ const double FGAIBase::lbs_to_slugs = 0.031080950172;   //conversion factor
 
 using namespace simgear;
 
-FGAIBase::FGAIBase(object_type ot) :
+FGAIBase::FGAIBase(object_type ot, bool enableHot) :
     _max_speed(300),
     _name(""),
     _parent(""),
@@ -121,6 +121,10 @@ FGAIBase::FGAIBase(object_type ot) :
     p = 1e5;
     a = 340;
     Mach = 0;
+
+    // explicitly disable HOT for (most) AI models
+    if (!enableHot)
+        aip.getSceneGraph()->setNodeMask(~SG_NODEMASK_TERRAIN_BIT);
 }
 
 FGAIBase::~FGAIBase() {