Enum (#340)

* Use MAX_PLRS in player.cpp

* Use WALK_NONE in player.cpp

* CMD_WALKXY

Source/player.cpp

@@ -797,7 +797,7 @@ void __fastcall AddPlrExperience(int pnum, int lvl, int exp)
 void __fastcall AddPlrMonstExper(int lvl, int exp, char pmask)
 {
 	int totplrs = 0;
-	for (int i = 0; i < 4; i++ ) {
+	for (int i = 0; i < MAX_PLRS; i++ ) {
 		if ( (1 << i) & pmask ) {
 			totplrs++;
 		}
@@ -880,7 +880,7 @@ void __fastcall InitPlayer(int pnum, BOOL FirstTime)
 		if ( pnum == myplr ) {
 			plr[pnum]._plid = AddLight(plr[pnum].WorldX, plr[pnum].WorldY, plr[pnum]._pLightRad);
 		} else {
-			plr[pnum]._plid = -1;
+			plr[pnum]._plid = WALK_NONE;
 		}
 		plr[pnum]._pvid = AddVision(plr[pnum].WorldX, plr[pnum].WorldY, plr[pnum]._pLightRad, pnum == myplr);
 	}
@@ -1693,7 +1693,7 @@ void __fastcall StartPlayerKill(int pnum, int earflag)
 
 	BOOL diablolevel = gbMaxPlayers > 1 && plr[pnum].plrlevel == 16;
 
-	if ( (DWORD)pnum >= 4 ) {
+	if ( (DWORD)pnum >= MAX_PLRS ) {
 		TermMsg("StartPlayerKill: illegal player %d", pnum);
 	}
 
@@ -2111,7 +2111,7 @@ void __fastcall RestartTownLvl(int pnum)
 
 	v1 = pnum;
 	InitLevelChange(pnum);
-	if ( v1 >= 4 )
+	if ( v1 >= MAX_PLRS )
 		TermMsg("RestartTownLvl: illegal player %d", v1);
 	v2 = v1;
 	plr[v2].plrlevel = 0;

Source/trigs.cpp

@@ -1376,7 +1376,7 @@ LABEL_42:
 	}
 	_LOBYTE(v2) = error_id;
 	InitDiabloMsg(v2);
-	NetSendCmdLoc(1u, 1u, x, y);
+	NetSendCmdLoc(1u, CMD_WALKXY, x, y);
 }
 // 679660: using guessed type char gbMaxPlayers;
 // 6ABB30: using guessed type int TWarpFrom;