From 6be00413a917752b0c804a801edee99eb4e7de53 Mon Sep 17 00:00:00 2001
From: Ovahlord <dreadkiller@gmx.de>
Date: Mon, 27 Jan 2020 21:30:20 +0100
Subject: [PATCH] Core/Movement: MoveSmoothPath will now automatically flag a
 ground path as uncompressed when the delta is > 400

---
 src/server/game/Movement/MotionMaster.cpp | 18 +++++++++++++++++-
 1 file changed, 17 insertions(+), 1 deletion(-)

diff --git a/src/server/game/Movement/MotionMaster.cpp b/src/server/game/Movement/MotionMaster.cpp
index 2b43db14cf9..eefa703798b 100644
--- a/src/server/game/Movement/MotionMaster.cpp
+++ b/src/server/game/Movement/MotionMaster.cpp
@@ -530,8 +530,24 @@ void MotionMaster::MoveSmoothPath(uint32 pointId, Position const* pathPoints, si
     if (fly)
     {
         init.SetFly();
-        init.SetUncompressed();
         init.SetSmooth();
+        init.SetUncompressed();
+    }
+    else
+    {
+        if (pathSize > 1)
+        {
+            G3D::Vector3 middle = (path[0] + path[pathSize]) / 2.f;
+            for (uint32 i = 1; i < pathSize; ++i)
+            {
+                G3D::Vector3 delta = middle - path[i];
+                if (delta.x > 400 || delta.y > 400 || delta.z > 400)
+                {
+                    init.SetUncompressed();
+                    break;
+                }
+            }
+        }
     }
 
     if (velocity > 0.0f)