2 files changed, 9 insertions, 14 deletions
diff --git a/src/server/game/Movement/PathGenerator.cpp b/src/server/game/Movement/PathGenerator.cpp
index aae9b7ea1c7..a5967cf5867 100644
--- a/src/server/game/Movement/PathGenerator.cpp
+++ b/src/server/game/Movement/PathGenerator.cpp
@@ -697,25 +697,20 @@ void PathGenerator::UpdateFilter()
     }
 }
 
-NavTerrainFlag PathGenerator::GetNavTerrain(float x, float y, float z)
+NavTerrainFlag PathGenerator::GetNavTerrain(float x, float y, float z) const
 {
     LiquidData data;
     ZLiquidStatus liquidStatus = _source->GetMap()->GetLiquidStatus(_source->GetPhaseShift(), x, y, z, map_liquidHeaderTypeFlags::AllLiquids, &data, _source->GetCollisionHeight());
     if (liquidStatus == LIQUID_MAP_NO_WATER)
         return NAV_GROUND;
 
-    data.type_flags &= map_liquidHeaderTypeFlags::DarkWater;
-    switch (data.type_flags)
-    {
-        case map_liquidHeaderTypeFlags::Water:
-        case map_liquidHeaderTypeFlags::Ocean:
-            return NAV_WATER;
-        case map_liquidHeaderTypeFlags::Magma:
-        case map_liquidHeaderTypeFlags::Slime:
-            return NAV_MAGMA_SLIME;
-        default:
-            return NAV_GROUND;
-    }
+    if (data.type_flags.HasFlag(map_liquidHeaderTypeFlags::Water | map_liquidHeaderTypeFlags::Ocean))
+        return NAV_WATER;
+
+    if (data.type_flags.HasFlag(map_liquidHeaderTypeFlags::Magma | map_liquidHeaderTypeFlags::Slime))
+        return NAV_MAGMA_SLIME;
+
+    return NAV_GROUND;
 }
 
 bool PathGenerator::HaveTile(const G3D::Vector3& p) const
diff --git a/src/server/game/Movement/PathGenerator.h b/src/server/game/Movement/PathGenerator.h
index b06573e7253..3d86cd066b8 100644
--- a/src/server/game/Movement/PathGenerator.h
+++ b/src/server/game/Movement/PathGenerator.h
@@ -132,7 +132,7 @@ class TC_GAME_API PathGenerator
         void BuildPointPath(float const* startPoint, float const* endPoint);
         void BuildShortcut();
 
-        NavTerrainFlag GetNavTerrain(float x, float y, float z);
+        NavTerrainFlag GetNavTerrain(float x, float y, float z) const;
         void CreateFilter();
         void UpdateFilter();