Revert "Core/Entities: Some changes to LoS z checking & MotionMaster::MoveJumpTo"

This reverts commit 157719d4b0.

src/server/game/Entities/Object/Object.cpp

@@ -1449,7 +1449,7 @@ bool WorldObject::IsWithinDistInMap(WorldObject const* obj, float dist2compare,
 
 Position WorldObject::GetHitSpherePointFor(Position const& dest) const
 {
-    G3D::Vector3 vThis(GetPositionX(), GetPositionY(), GetPositionZ() + GetMidsectionHeight());
+    G3D::Vector3 vThis(GetPositionX(), GetPositionY(), GetPositionZ());
     G3D::Vector3 vObj(dest.GetPositionX(), dest.GetPositionY(), dest.GetPositionZ());
     G3D::Vector3 contactPoint = vThis + (vObj - vThis).directionOrZero() * std::min(dest.GetExactDist(GetPosition()), GetObjectSize());
 
@@ -1462,14 +1462,11 @@ bool WorldObject::IsWithinLOS(float ox, float oy, float oz, LineOfSightChecks ch
     {
         float x, y, z;
         if (GetTypeId() == TYPEID_PLAYER)
-        {
             GetPosition(x, y, z);
-            z += GetMidsectionHeight();
-        }
         else
             GetHitSpherePointFor({ ox, oy, oz }, x, y, z);
 
-        return GetMap()->isInLineOfSight(GetPhaseShift(), x, y, z, ox, oy, oz, checks, ignoreFlags);
+        return GetMap()->isInLineOfSight(GetPhaseShift(), x, y, z + 2.0f, ox, oy, oz + 2.0f, checks, ignoreFlags);
     }
 
     return true;
@@ -1482,13 +1479,9 @@ bool WorldObject::IsWithinLOSInMap(const WorldObject* obj, LineOfSightChecks che
 
     float x, y, z;
     if (obj->GetTypeId() == TYPEID_PLAYER)
-    {
         obj->GetPosition(x, y, z);
-        z += GetMidsectionHeight();
-    }
     else
-        obj->GetHitSpherePointFor({ GetPositionX(), GetPositionY(), GetPositionZ() + GetMidsectionHeight() }, x, y, z);
-
+        obj->GetHitSpherePointFor(GetPosition(), x, y, z);
 
     return IsWithinLOS(x, y, z, checks, ignoreFlags);
 }