Core/Movement

* Implemented creature movement on transports
* Set minimum speed for creature allowed to start movement (too low speed leads to overflows in movement time calculations which in turn leads to crashes)

src/server/game/Movement/Spline/MoveSplineInit.h

@@ -33,6 +33,17 @@ namespace Movement
         FlyToGround = 3, // 463 = FlyToGround
     };
 
+    // Transforms coordinates from global to transport offsets
+    class TransportPathTransform
+    {
+    public:
+        TransportPathTransform(Unit& owner) : _owner(owner) { }
+        Vector3 operator()(Vector3 input);
+
+    private:
+        Unit& _owner;
+    };
+
     /*  Initializes and launches spline movement
      */
     class MoveSplineInit
@@ -123,14 +134,15 @@ namespace Movement
     inline void MoveSplineInit::SetSmooth() { args.flags.EnableCatmullRom();}
     inline void MoveSplineInit::SetCyclic() { args.flags.cyclic = true;}
     inline void MoveSplineInit::SetFall() { args.flags.EnableFalling();}
-    inline void MoveSplineInit::SetVelocity(float vel){  args.velocity = vel;}
+    inline void MoveSplineInit::SetVelocity(float vel) { args.velocity = vel; args.HasVelocity = true; }
     inline void MoveSplineInit::SetOrientationInversed() { args.flags.orientationInversed = true;}
     inline void MoveSplineInit::SetOrientationFixed(bool enable) { args.flags.orientationFixed = enable;}
 
     inline void MoveSplineInit::MovebyPath(const PointsArray& controls, int32 path_offset)
     {
         args.path_Idx_offset = path_offset;
-        args.path.assign(controls.begin(),controls.end());
+        args.path.resize(controls.size());
+        std::transform(controls.begin(), controls.end(), args.path.begin(), TransportPathTransform(unit));
     }
 
     inline void MoveSplineInit::MoveTo(float x, float y, float z)
@@ -139,13 +151,6 @@ namespace Movement
         MoveTo(v);
     }
 
-    inline void MoveSplineInit::MoveTo(const Vector3& dest)
-    {
-        args.path_Idx_offset = 0;
-        args.path.resize(2);
-        args.path[1] = dest;
-    }
-
     inline void MoveSplineInit::SetParabolic(float amplitude, float time_shift)
     {
         args.time_perc = time_shift;