From 76269b95ee5651794fc2cf7b1b5b5fbf8d69dd7a Mon Sep 17 00:00:00 2001
From: Vladimir Olteanu <vladimir.olteanu@cs.pub.ro>
Date: Wed, 2 Jun 2021 10:46:45 +0300
Subject: [PATCH] Use WalkingDistance in sync_monster

---
 Source/sync.cpp | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/Source/sync.cpp b/Source/sync.cpp
index 7ef5f085e..268b08a92 100644
--- a/Source/sync.cpp
+++ b/Source/sync.cpp
@@ -222,8 +222,7 @@ static void sync_monster(int pnum, const TSyncMonster *p)
 		return;
 	}
 
-	Point md = abs(monster[ndx].position.tile - Point { p->_mx, p->_my });
-	if (md.x <= 2 && md.y <= 2) {
+	if (monster[ndx].position.tile.WalkingDistance({ p->_mx, p->_my }) <= 2) {
 		if (monster[ndx]._mmode < MM_WALK || monster[ndx]._mmode > MM_WALK3) {
 			Direction md = GetDirection(monster[ndx].position.tile, { p->_mx, p->_my });
 			if (DirOK(ndx, md)) {