[Performance] Disabled enraged timer checks for NPC's that do not actually have enrage as a special attack

changelog.txt

@@ -3,8 +3,9 @@ EQEMu Changelog (Started on Sept 24, 2003 15:50)
 == 03/28/2017 ==
 Akkadius: [Performance] Fixed a large overhead issue where every single NPC in a zone was checking to depop themselves
 	as a swarm pet every 3ms regardless of being a swarm pet or not. Swarm pets now check to depop only when their timer is up
-Akkadius: [Performance] Removed Clients constantly calculating light amount on equipment every 600ms, instead clients will update
-	light when changing equipment or entering a zone
+Akkadius: [Performance] Removed a timer where clients would constantly calculate light amount on equipment every 600ms, instead 
+	clients will update light when changing equipment or entering a zone
+Akkadius: [Performance] Disabled enraged timer checks for NPC's that do not actually have enrage as a special attack
 
 == 03/27/2017 ==
 Akkadius: [Performance] Reworked how client to NPC aggro checks are made
@@ -26,7 +27,7 @@ Akkadius: [Performance] Reduced CPU footprint in cases where a client is checkin
 	- When zones have many players, with many NPC's, this adds up quickly
 
 == 03/12/2017 ==
-Akkadius: 
+Akkadius: [Performance]
 - Implemented range rules for packets and other functions
 	RULE_INT ( Range, Say, 135 )
 	RULE_INT ( Range, Emote, 135 )

zone/npc.cpp

@@ -717,6 +717,11 @@ bool NPC::Process()
 
 	if (enraged_timer.Check()){
 		ProcessEnrage();
+
+		/* Don't keep running the check every second if we don't have enrage */
+		if (!GetSpecialAbility(SPECATK_ENRAGE)) {
+			enraged_timer.Disable();
+		}
 	}
 
 	//Handle assists...