- Applied some changes in unit.c to make mobs pick chase paths as they should.

git-svn-id: https://svn.code.sf.net/p/rathena/svn/trunk@6330 54d463be-8e91-2dee-dedb-b68131a5f0ec

Changelog-Trunk.txt

@@ -3,6 +3,8 @@ Date	Added
 AS OF SVN REV. 5091, WE ARE NOW USING TRUNK.  ALL UNTESTED BUGFIXES/FEATURES GO INTO TRUNK.
 IF YOU HAVE A WORKING AND TESTED BUGFIX PUT IT INTO STABLE AS WELL AS TRUNK.
 2006/04/27
+	* Applied some changes in unit.c to make mobs pick chase paths as they
+	  should. [Skotlex]
 	* unit_remove_map will reset attackable-time, canact and canwalk delays.
 	  [Skotlex]
 	* Added a timer in clif.c so that walk requests that are done while your

src/map/unit.c

@@ -57,7 +57,9 @@ int unit_walktoxy_sub(struct block_list *bl)
 
 	memcpy(&ud->walkpath,&wpd,sizeof(wpd));
 	
-	if (ud->target && ud->chaserange >0) {
+	if (ud->target && ud->chaserange>1) {
+		//Generally speaking, the walk path is already to an adjacent tile
+		//so we only need to shorten the path if the range is greater than 1.
 		int dir;
 		//Trim the last part of the path to account for range,
 		//but always move at least one cell when requested to move.
@@ -1150,15 +1152,6 @@ int unit_can_reach_bl(struct block_list *bl,struct block_list *tbl, int range, i
 	wpd.path_pos=0;
 	wpd.path_half=0;
 	
-#ifndef CELL_NOSTACK
-	//Skip direct path seeking when in nostacking mode.
-	if(path_search_real(&wpd,bl->m,bl->x,bl->y,tbl->x,tbl->y,easy,CELL_CHKNOREACH)!=-1) {
-		if (x) *x = tbl->x;
-		if (y) *y = tbl->y;
-		return 1;
-	}
-#endif
-	
 	// It judges whether it can adjoin or not.
 	dx=tbl->x - bl->x;
 	dy=tbl->y - bl->y;