Add a method to update an Animation's Ptr object

apps/openmw/mwrender/actors.cpp

@@ -169,6 +169,7 @@ void Actors::updateObjectCell(const MWWorld::Ptr &ptr)
     {
         Animation *anim = iter->second;
         mAllActors.erase(iter);
+        anim->updatePtr(ptr);
         mAllActors[ptr] = anim;
     }
 }

apps/openmw/mwrender/animation.cpp

@@ -169,6 +169,11 @@ void Animation::setLooping(bool loop)
     mLooping = loop;
 }
 
+void Animation::updatePtr(const MWWorld::Ptr &ptr)
+{
+    mPtr = ptr;
+}
+
 
 void Animation::calcAnimVelocity()
 {

apps/openmw/mwrender/animation.hpp

@@ -49,7 +49,6 @@ protected:
      * bone names) are positioned identically. */
     void updateSkeletonInstance(const Ogre::SkeletonInstance *skelsrc, Ogre::SkeletonInstance *skel);
 
-
     /* Updates the animation to the specified time, and returns the movement
      * vector since the last update or reset. */
     Ogre::Vector3 updatePosition(float time);
@@ -78,6 +77,8 @@ public:
 
     void setController(MWMechanics::CharacterController *controller);
 
+    void updatePtr(const MWWorld::Ptr &ptr);
+
     bool hasAnimation(const std::string &anim);
 
     // Specifies the axis' to accumulate on. Non-accumulated axis will just