Non-colliding objects are considered flying

apps/openmw/mwworld/worldimp.cpp

@@ -1560,9 +1560,19 @@ namespace MWWorld
     bool
     World::isFlying(const MWWorld::Ptr &ptr) const
     {
-        const MWWorld::Class &cls = MWWorld::Class::get(ptr);
-        if(cls.isActor() && cls.getCreatureStats(ptr).getMagicEffects().get(MWMechanics::EffectKey(ESM::MagicEffect::Levitate)).mMagnitude > 0)
+        if(!ptr.getClass().isActor())
+            return false;
+
+        const MWMechanics::CreatureStats &stats = ptr.getClass().getCreatureStats(ptr);
+        if(stats.getMagicEffects().get(MWMechanics::EffectKey(ESM::MagicEffect::Levitate)).mMagnitude > 0)
+            return true;
+
+        // TODO: Check if flying creature
+
+        const OEngine::Physic::PhysicActor *actor = mPhysEngine->getCharacter(ptr.getRefData().getHandle());
+        if(!actor || !actor->getCollisionMode())
             return true;
+
         return false;
     }