Reduce default pathing arrival tolerance to 32 units (Fixes #1605)

apps/openmw/mwmechanics/aiwander.cpp

@@ -202,7 +202,7 @@ namespace MWMechanics
         // Are we there yet?
         bool& chooseAction = storage.mChooseAction;
         if(walking &&
-           storage.mPathFinder.checkPathCompleted(pos.pos[0], pos.pos[1], pos.pos[2]))
+           storage.mPathFinder.checkPathCompleted(pos.pos[0], pos.pos[1], pos.pos[2], 64.f))
         {
             stopWalking(actor, storage);
             moveNow = false;

apps/openmw/mwmechanics/pathfinding.cpp

@@ -297,13 +297,13 @@ namespace MWMechanics
         return false;
     }
 
-    bool PathFinder::checkPathCompleted(float x, float y, float z)
+    bool PathFinder::checkPathCompleted(float x, float y, float z, float tolerance)
     {
         if(mPath.empty())
             return true;
 
         ESM::Pathgrid::Point nextPoint = *mPath.begin();
-        if(sqrDistanceZCorrected(nextPoint, x, y, z) < 64*64)
+        if(sqrDistanceZCorrected(nextPoint, x, y, z) < tolerance*tolerance)
         {
             mPath.pop_front();
             if(mPath.empty())

apps/openmw/mwmechanics/pathfinding.hpp

@@ -39,8 +39,8 @@ namespace MWMechanics
             void buildPath(const ESM::Pathgrid::Point &startPoint, const ESM::Pathgrid::Point &endPoint,
                            const MWWorld::CellStore* cell, bool allowShortcuts = true);
 
-            bool checkPathCompleted(float x, float y, float z);
-            ///< \Returns true if the last point of the path has been reached.
+            bool checkPathCompleted(float x, float y, float z, float tolerance=32.f);
+            ///< \Returns true if we are within \a tolerance units of the last path point.
 
             bool checkWaypoint(float x, float y, float z);
             ///< \Returns true if a way point was reached