From c5593ef779a4ba7bbe9df391bc0defd3bf6c33a1 Mon Sep 17 00:00:00 2001
From: megamage <none@none>
Date: Sat, 6 Dec 2008 14:01:44 -0600
Subject: *Update to Mangos 6880. Source: Mangos. *Skip 6878, 6871. *Main
 change: change cell size, add is3dDistance for IsWithinDistInMap and
 isVisibleForOrDetect.

--HG--
branch : trunk
---
 src/game/Object.cpp | 10 +++++++---
 1 file changed, 7 insertions(+), 3 deletions(-)

(limited to 'src/game/Object.cpp')

diff --git a/src/game/Object.cpp b/src/game/Object.cpp
index cc754f32bd3..35a021ac7c7 100644
--- a/src/game/Object.cpp
+++ b/src/game/Object.cpp
@@ -1094,14 +1094,18 @@ float WorldObject::GetDistanceZ(const WorldObject* obj) const
     return ( dist > 0 ? dist : 0);
 }
 
-bool WorldObject::IsWithinDistInMap(const WorldObject* obj, const float dist2compare) const
+bool WorldObject::IsWithinDistInMap(const WorldObject* obj, const float dist2compare, const bool is3D) const
 {
     if (!obj || !IsInMap(obj)) return false;
 
     float dx = GetPositionX() - obj->GetPositionX();
     float dy = GetPositionY() - obj->GetPositionY();
-    float dz = GetPositionZ() - obj->GetPositionZ();
-    float distsq = dx*dx + dy*dy + dz*dz;
+    float distsq = dx*dx + dy*dy;
+    if(is3D)
+    {
+        float dz = GetPositionZ() - obj->GetPositionZ();
+        distsq += dz*dz;
+    }
     float sizefactor = GetObjectSize() + obj->GetObjectSize();
     float maxdist = dist2compare + sizefactor;
 
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