Pass AnimPriority by const reference

apps/openmw/mwrender/animation.cpp

@@ -461,7 +461,7 @@ namespace MWRender
             mTextKeyListener->handleTextKey(groupname, key, map);
     }
 
-    void Animation::play(const std::string &groupname, AnimPriority priority, int blendMask, bool autodisable, float speedmult,
+    void Animation::play(const std::string &groupname, const AnimPriority& priority, int blendMask, bool autodisable, float speedmult,
                          const std::string &start, const std::string &stop, float startpoint, size_t loops, bool loopfallback)
     {
         if(!mObjectRoot || mAnimSources.empty())

apps/openmw/mwrender/animation.hpp

@@ -353,7 +353,7 @@ public:
      * \param loopFallback Allow looping an animation that has no loop keys, i.e. fall back to use
      *                     the "start" and "stop" keys for looping?
      */
-    void play(const std::string &groupname, AnimPriority priority, int blendMask, bool autodisable,
+    void play(const std::string &groupname, const AnimPriority& priority, int blendMask, bool autodisable,
               float speedmult, const std::string &start, const std::string &stop,
               float startpoint, size_t loops, bool loopfallback=false);