Re-enable non-biped creature headtracking (bug #5424)

CHANGELOG.md

@@ -16,6 +16,7 @@
     Bug #5400: Editor: Verifier checks race of non-skin bodyparts
     Bug #5415: Environment maps in ebony cuirass and HiRez Armors Indoril cuirass don't work
     Bug #5416: Junk non-node records before the root node are not handled gracefully
+    Bug #5424: Creatures do not headtrack player
     Feature #5362: Show the soul gems' trapped soul in count dialog
 
 0.46.0

apps/openmw/mwrender/animation.cpp

@@ -1815,11 +1815,10 @@ namespace MWRender
     {
         mHeadController = nullptr;
 
-        if (mPtr.getClass().isBipedal(mPtr))
-        {
         NodeMap::const_iterator found = getNodeMap().find("bip01 head");
-            if (found != getNodeMap().end())
-            {
+        if (found == getNodeMap().end())
+            return;
+
         osg::MatrixTransform* node = found->second;
 
         bool foundKeyframeCtrl = false;
@@ -1834,15 +1833,13 @@ namespace MWRender
             cb = cb->getNestedCallback();
         }
 
-                if (foundKeyframeCtrl)
-                {
+        if (!foundKeyframeCtrl)
+            return;
+
         mHeadController = new RotateController(mObjectRoot.get());
         node->addUpdateCallback(mHeadController);
         mActiveControllers.emplace_back(node, mHeadController);
     }
-            }
-        }
-    }
 
     void Animation::setHeadPitch(float pitchRadians)
     {