[Code Cleanup] Optimization Code Cleanup (#4489)

* Initial push

* More

* More

* Further simplify

* More cleanup

* More consolidation

* Fix

* Update

* Update npc.cpp

---------

Co-authored-by: Kinglykrab <kinglykrab@gmail.com>

zone/attack.cpp

@@ -1739,7 +1739,7 @@ bool Mob::Attack(Mob* other, int Hand, bool bRiposte, bool IsStrikethrough, bool
 			(HasOwner() && GetOwner()->IsClient() && other->IsClient())
 		)
 	) {
-		for (auto const& [id, mob] : entity_list.GetCloseMobList(other)) {
+		for (auto const& [id, mob] : other->GetCloseMobList()) {
 			if (!mob) {
 				continue;
 			}
@@ -2319,8 +2319,7 @@ bool NPC::Attack(Mob* other, int Hand, bool bRiposte, bool IsStrikethrough, bool
 	//Guard Assist Code
 	if (RuleB(Character, PVPEnableGuardFactionAssist)) {
 		if (IsClient() && other->IsClient() || (HasOwner() && GetOwner()->IsClient() && other->IsClient())) {
-			auto& mob_list = entity_list.GetCloseMobList(other);
+			for (auto& e : other->GetCloseMobList()) {
-			for (auto& e : mob_list) {
 				auto mob = e.second;
 				if (!mob) {
 					continue;
@@ -2973,8 +2972,7 @@ bool NPC::Death(Mob* killer_mob, int64 damage, uint16 spell, EQ::skills::SkillTy
 		entity_list.UnMarkNPC(GetID());
 		entity_list.RemoveNPC(GetID());
 
-		// entity_list.RemoveMobFromCloseLists(this);
+		m_close_mobs.clear();
-		close_mobs.clear();
 		SetID(0);
 		ApplyIllusionToCorpse(illusion_spell_id, corpse);
 

zone/aura.cpp

@@ -72,7 +72,7 @@ Mob *Aura::GetOwner()
 // not 100% sure how this one should work and PVP affects ...
 void Aura::ProcessOnAllFriendlies(Mob *owner)
 {
-	auto          &mob_list = entity_list.GetCloseMobList(this, distance);
+	auto          &mob_list = GetCloseMobList(distance);
 	std::set<int> delayed_remove;
 	bool          is_buff   = IsBuffSpell(spell_id); // non-buff spells don't cast on enter
 
@@ -127,7 +127,7 @@ void Aura::ProcessOnAllFriendlies(Mob *owner)
 
 void Aura::ProcessOnAllGroupMembers(Mob *owner)
 {
-	auto          &mob_list = entity_list.GetCloseMobList(this, distance);
+	auto          &mob_list = GetCloseMobList(distance);
 	std::set<int> delayed_remove;
 	bool          is_buff   = IsBuffSpell(spell_id); // non-buff spells don't cast on enter
 
@@ -369,7 +369,7 @@ void Aura::ProcessOnAllGroupMembers(Mob *owner)
 
 void Aura::ProcessOnGroupMembersPets(Mob *owner)
 {
-	auto          &mob_list    = entity_list.GetCloseMobList(this,distance);
+	auto          &mob_list    = GetCloseMobList(distance);
 	std::set<int> delayed_remove;
 	bool          is_buff      = IsBuffSpell(spell_id); // non-buff spells don't cast on enter
 	// This type can either live on the pet (level 55/70 MAG aura) or on the pet owner (level 85 MAG aura)
@@ -576,7 +576,7 @@ void Aura::ProcessOnGroupMembersPets(Mob *owner)
 
 void Aura::ProcessTotem(Mob *owner)
 {
-	auto          &mob_list = entity_list.GetCloseMobList(this, distance);
+	auto          &mob_list = GetCloseMobList(distance);
 	std::set<int> delayed_remove;
 	bool          is_buff   = IsBuffSpell(spell_id); // non-buff spells don't cast on enter
 
@@ -634,9 +634,7 @@ void Aura::ProcessTotem(Mob *owner)
 
 void Aura::ProcessEnterTrap(Mob *owner)
 {
-	auto &mob_list = entity_list.GetCloseMobList(this, distance);
+	for (auto &e : GetCloseMobList(distance)) {
-
-	for (auto &e : mob_list) {
 		auto mob = e.second;
 		if (!mob) {
 			continue;
@@ -656,9 +654,7 @@ void Aura::ProcessEnterTrap(Mob *owner)
 
 void Aura::ProcessExitTrap(Mob *owner)
 {
-	auto &mob_list = entity_list.GetCloseMobList(this, distance);
+	for (auto &e : GetCloseMobList(distance)) {
-
-	for (auto &e : mob_list) {
 		auto mob = e.second;
 		if (!mob) {
 			continue;
@@ -689,8 +685,7 @@ void Aura::ProcessExitTrap(Mob *owner)
 // and hard to reason about
 void Aura::ProcessSpawns()
 {
-	const auto &clients = entity_list.GetCloseMobList(this, distance);
+	for (auto &e: GetCloseMobList(distance)) {
-	for (auto  &e : clients) {
 		if (!e.second) {
 			continue;
 		}

zone/bot.cpp

@@ -1578,17 +1578,7 @@ bool Bot::Process()
 		return false;
 	}
 
-	if (mob_close_scan_timer.Check()) {
+	ScanCloseMobProcess();
-		LogAIScanCloseDetail(
-			"is_moving [{}] bot [{}] timer [{}]",
-			moving ? "true" : "false",
-			GetCleanName(),
-			mob_close_scan_timer.GetDuration()
-		);
-
-		entity_list.ScanCloseMobs(close_mobs, this, IsMoving());
-	}
-
 	SpellProcess();
 
 	if (tic_timer.Check()) {

zone/client.cpp

@@ -145,49 +145,48 @@ Client::Client(EQStreamInterface *ieqs) : Mob(
 	0, // in_heroic_strikethrough
 	false // in_keeps_sold_items
 ),
-  hpupdate_timer(2000),
+	hpupdate_timer(2000),
-  camp_timer(29000),
+	camp_timer(29000),
-  process_timer(100),
+	process_timer(100),
-  consume_food_timer(CONSUMPTION_TIMER),
+	consume_food_timer(CONSUMPTION_TIMER),
-  zoneinpacket_timer(1000),
+	zoneinpacket_timer(1000),
-  linkdead_timer(RuleI(Zone,ClientLinkdeadMS)),
+	linkdead_timer(RuleI(Zone, ClientLinkdeadMS)),
-  dead_timer(2000),
+	dead_timer(2000),
-  global_channel_timer(1000),
+	global_channel_timer(1000),
-  fishing_timer(8000),
+	fishing_timer(8000),
-  endupkeep_timer(1000),
+	endupkeep_timer(1000),
-  autosave_timer(RuleI(Character, AutosaveIntervalS) * 1000),
+	autosave_timer(RuleI(Character, AutosaveIntervalS) * 1000),
-  client_scan_npc_aggro_timer(RuleI(Aggro, ClientAggroCheckIdleInterval)),
+	m_client_npc_aggro_scan_timer(RuleI(Aggro, ClientAggroCheckIdleInterval)),
-  client_zone_wide_full_position_update_timer(5 * 60 * 1000),
+	m_client_zone_wide_full_position_update_timer(5 * 60 * 1000),
-  tribute_timer(Tribute_duration),
+	tribute_timer(Tribute_duration),
-  proximity_timer(ClientProximity_interval),
+	proximity_timer(ClientProximity_interval),
-  TaskPeriodic_Timer(RuleI(TaskSystem, PeriodicCheckTimer) * 1000),
+	TaskPeriodic_Timer(RuleI(TaskSystem, PeriodicCheckTimer) * 1000),
-  charm_update_timer(6000),
+	charm_update_timer(6000),
-  rest_timer(1),
+	rest_timer(1),
-  pick_lock_timer(1000),
+	pick_lock_timer(1000),
-  charm_class_attacks_timer(3000),
+	charm_class_attacks_timer(3000),
-  charm_cast_timer(3500),
+	charm_cast_timer(3500),
-  qglobal_purge_timer(30000),
+	qglobal_purge_timer(30000),
-  TrackingTimer(2000),
+	TrackingTimer(2000),
-  RespawnFromHoverTimer(0),
+	RespawnFromHoverTimer(0),
-  merc_timer(RuleI(Mercs, UpkeepIntervalMS)),
+	merc_timer(RuleI(Mercs, UpkeepIntervalMS)),
-  ItemQuestTimer(500),
+	ItemQuestTimer(500),
-  anon_toggle_timer(250),
+	anon_toggle_timer(250),
-  afk_toggle_timer(250),
+	afk_toggle_timer(250),
-  helm_toggle_timer(250),
+	helm_toggle_timer(250),
-  aggro_meter_timer(AGGRO_METER_UPDATE_MS),
+	aggro_meter_timer(AGGRO_METER_UPDATE_MS),
-  m_Proximity(FLT_MAX, FLT_MAX, FLT_MAX), //arbitrary large number
+	m_Proximity(FLT_MAX, FLT_MAX, FLT_MAX), //arbitrary large number
-	m_ZoneSummonLocation(-2.0f,-2.0f,-2.0f,-2.0f),
+	m_ZoneSummonLocation(-2.0f, -2.0f, -2.0f, -2.0f),
-  m_AutoAttackPosition(0.0f, 0.0f, 0.0f, 0.0f),
+	m_AutoAttackPosition(0.0f, 0.0f, 0.0f, 0.0f),
-  m_AutoAttackTargetLocation(0.0f, 0.0f, 0.0f),
+	m_AutoAttackTargetLocation(0.0f, 0.0f, 0.0f),
-  last_region_type(RegionTypeUnsupported),
+	last_region_type(RegionTypeUnsupported),
-  m_dirtyautohaters(false),
+	m_dirtyautohaters(false),
-  mob_close_scan_timer(6000),
+	m_position_update_timer(10000),
-  position_update_timer(10000),
+	consent_throttle_timer(2000),
-  consent_throttle_timer(2000),
+	tmSitting(0),
-  tmSitting(0),
+	parcel_timer(RuleI(Parcel, ParcelDeliveryDelay)),
-  parcel_timer(RuleI(Parcel, ParcelDeliveryDelay)),
+	lazy_load_bank_check_timer(1000),
-  lazy_load_bank_check_timer(1000),
+	bandolier_throttle_timer(0)
-  bandolier_throttle_timer(0)
 {
 	for (auto client_filter = FilterNone; client_filter < _FilterCount; client_filter = eqFilterType(client_filter + 1)) {
 		SetFilter(client_filter, FilterShow);
@@ -446,7 +445,7 @@ Client::~Client() {
 		m_tradeskill_object = nullptr;
 	}
 
-	close_mobs.clear();
+	m_close_mobs.clear();
 
 	if(IsDueling() && GetDuelTarget() != 0) {
 		Entity* entity = entity_list.GetID(GetDuelTarget());
@@ -9253,19 +9252,6 @@ bool Client::GotoPlayerRaid(const std::string& player_name)
 	return true;
 }
 
-glm::vec4 &Client::GetLastPositionBeforeBulkUpdate()
-{
-	return last_position_before_bulk_update;
-}
-
-/**
- * @param in_last_position_before_bulk_update
- */
-void Client::SetLastPositionBeforeBulkUpdate(glm::vec4 in_last_position_before_bulk_update)
-{
-	Client::last_position_before_bulk_update = in_last_position_before_bulk_update;
-}
-
 void Client::SendToGuildHall()
 {
 	std::string zone_short_name = "guildhall";
@@ -12749,3 +12735,98 @@ void Client::SendTopLevelInventory()
 		}
 	}
 }
+
+// On a normal basis we limit mob movement updates based on distance
+// This ensures we send a periodic full zone update to a client that has started moving after 5 or so minutes
+//
+// For very large zones we will also force a full update based on distance
+//
+// We ignore a small distance around us so that we don't interrupt already pathing deltas as those npcs will appear
+// to full stop when they are actually still pathing
+void Client::CheckSendBulkClientPositionUpdate()
+{
+	float distance_moved                      = DistanceNoZ(m_last_position_before_bulk_update, GetPosition());
+	bool  moved_far_enough_before_bulk_update = distance_moved >= zone->GetNpcPositionUpdateDistance();
+	bool  is_ready_to_update                  = (
+		m_client_zone_wide_full_position_update_timer.Check() || moved_far_enough_before_bulk_update
+	);
+
+	if (IsMoving() && is_ready_to_update) {
+		LogDebug("[[{}]] Client Zone Wide Position Update NPCs", GetCleanName());
+
+		auto &mob_movement_manager = MobMovementManager::Get();
+		auto &mob_list             = entity_list.GetMobList();
+
+		for (auto &it : mob_list) {
+			Mob *entity = it.second;
+			if (!entity->IsNPC()) {
+				continue;
+			}
+
+			int animation_speed = 0;
+			if (entity->IsMoving()) {
+				if (entity->IsRunning()) {
+					animation_speed = (entity->IsFeared() ? entity->GetFearSpeed() : entity->GetRunspeed());
+				}
+				else {
+					animation_speed = entity->GetWalkspeed();
+				}
+			}
+
+			mob_movement_manager.SendCommandToClients(entity, 0.0, 0.0, 0.0, 0.0, animation_speed, ClientRangeAny, this);
+		}
+
+		m_last_position_before_bulk_update = GetPosition();
+	}
+}
+
+const uint16 scan_npc_aggro_timer_idle   = RuleI(Aggro, ClientAggroCheckIdleInterval);
+const uint16 scan_npc_aggro_timer_moving = RuleI(Aggro, ClientAggroCheckMovingInterval);
+
+void Client::CheckClientToNpcAggroTimer()
+{
+	LogAggroDetail(
+		"ClientUpdate [{}] {}moving, scan timer [{}]",
+		GetCleanName(),
+		IsMoving() ? "" : "NOT ",
+		m_client_npc_aggro_scan_timer.GetRemainingTime()
+	);
+
+	if (IsMoving()) {
+		if (m_client_npc_aggro_scan_timer.GetRemainingTime() > scan_npc_aggro_timer_moving) {
+			LogAggroDetail("Client [{}] Restarting with moving timer", GetCleanName());
+			m_client_npc_aggro_scan_timer.Disable();
+			m_client_npc_aggro_scan_timer.Start(scan_npc_aggro_timer_moving);
+			m_client_npc_aggro_scan_timer.Trigger();
+		}
+	}
+	else if (m_client_npc_aggro_scan_timer.GetDuration() == scan_npc_aggro_timer_moving) {
+		LogAggroDetail("Client [{}] Restarting with idle timer", GetCleanName());
+		m_client_npc_aggro_scan_timer.Disable();
+		m_client_npc_aggro_scan_timer.Start(scan_npc_aggro_timer_idle);
+	}
+}
+
+void Client::ClientToNpcAggroProcess()
+{
+	if (zone->CanDoCombat() && !GetFeigned() && m_client_npc_aggro_scan_timer.Check()) {
+		int npc_scan_count = 0;
+		for (auto &close_mob: GetCloseMobList()) {
+			Mob *mob = close_mob.second;
+			if (!mob) {
+				continue;
+			}
+
+			if (mob->IsClient()) {
+				continue;
+			}
+
+			if (mob->CheckWillAggro(this) && !mob->CheckAggro(this)) {
+				mob->AddToHateList(this, 25);
+			}
+
+			npc_scan_count++;
+		}
+		LogAggro("Checking Reverse Aggro (client->npc) scanned_npcs ([{}])", npc_scan_count);
+	}
+}

zone/client.h

@@ -1794,9 +1794,6 @@ public:
 
 	uint32 trapid; //ID of trap player has triggered. This is cleared when the player leaves the trap's radius, or it despawns.
 
-	void SetLastPositionBeforeBulkUpdate(glm::vec4 in_last_position_before_bulk_update);
-	glm::vec4 &GetLastPositionBeforeBulkUpdate();
-
 	Raid *p_raid_instance;
 
 	void ShowDevToolsMenu();
@@ -2033,8 +2030,6 @@ private:
 	Timer fishing_timer;
 	Timer endupkeep_timer;
 	Timer autosave_timer;
-	Timer client_scan_npc_aggro_timer;
-	Timer client_zone_wide_full_position_update_timer;
 	Timer tribute_timer;
 
 	Timer proximity_timer;
@@ -2051,8 +2046,6 @@ private:
 	Timer afk_toggle_timer;
 	Timer helm_toggle_timer;
 	Timer aggro_meter_timer;
-	Timer mob_close_scan_timer;
-	Timer position_update_timer; /* Timer used when client hasn't updated within a 10 second window */
 	Timer consent_throttle_timer;
 	Timer dynamiczone_removal_timer;
 	Timer task_request_timer;
@@ -2065,7 +2058,17 @@ private:
 	int  m_lazy_load_sent_bank_slots = 0;
 
 	glm::vec3 m_Proximity;
-	glm::vec4 last_position_before_bulk_update;
+
+	// client aggro
+	Timer m_client_npc_aggro_scan_timer;
+	void CheckClientToNpcAggroTimer();
+	void ClientToNpcAggroProcess();
+
+	// bulk position updates
+	glm::vec4 m_last_position_before_bulk_update;
+	Timer     m_client_zone_wide_full_position_update_timer;
+	Timer     m_position_update_timer;
+	void CheckSendBulkClientPositionUpdate();
 
 	void BulkSendInventoryItems();
 

zone/client_packet.cpp

@@ -794,7 +794,7 @@ void Client::CompleteConnect()
 	// sent to a succor point
 	SendMobPositions();
 
-	SetLastPositionBeforeBulkUpdate(GetPosition());
+	m_last_position_before_bulk_update = GetPosition();
 
 	/* This sub event is for if a player logs in for the first time since entering world. */
 	if (firstlogon == 1) {
@@ -940,7 +940,7 @@ void Client::CompleteConnect()
 
 	worldserver.RequestTellQueue(GetName());
 
-	entity_list.ScanCloseMobs(close_mobs, this, true);
+	entity_list.ScanCloseMobs(this);
 
 	if (GetGM() && IsDevToolsEnabled()) {
 		ShowDevToolsMenu();
@@ -5012,103 +5012,9 @@ void Client::Handle_OP_ClientUpdate(const EQApplicationPacket *app) {
 
 	SetMoving(!(cy == m_Position.y && cx == m_Position.x));
 
-	/**
+	CheckClientToNpcAggroTimer();
-	 * Client aggro scanning
+	CheckScanCloseMobsMovingTimer();
-	 */
+	CheckSendBulkClientPositionUpdate();
-	const uint16 client_scan_npc_aggro_timer_idle   = RuleI(Aggro, ClientAggroCheckIdleInterval);
-	const uint16 client_scan_npc_aggro_timer_moving = RuleI(Aggro, ClientAggroCheckMovingInterval);
-
-	LogAggroDetail(
-		"ClientUpdate [{}] {}moving, scan timer [{}]",
-		GetCleanName(),
-		IsMoving() ? "" : "NOT ",
-		client_scan_npc_aggro_timer.GetRemainingTime()
-	);
-
-	if (IsMoving()) {
-		if (client_scan_npc_aggro_timer.GetRemainingTime() > client_scan_npc_aggro_timer_moving) {
-			LogAggroDetail("Client [{}] Restarting with moving timer", GetCleanName());
-			client_scan_npc_aggro_timer.Disable();
-			client_scan_npc_aggro_timer.Start(client_scan_npc_aggro_timer_moving);
-			client_scan_npc_aggro_timer.Trigger();
-		}
-	}
-	else if (client_scan_npc_aggro_timer.GetDuration() == client_scan_npc_aggro_timer_moving) {
-		LogAggroDetail("Client [{}] Restarting with idle timer", GetCleanName());
-		client_scan_npc_aggro_timer.Disable();
-		client_scan_npc_aggro_timer.Start(client_scan_npc_aggro_timer_idle);
-	}
-
-	/**
-	 * Client mob close list cache scan timer
-	 */
-	const uint16 client_mob_close_scan_timer_moving = 6000;
-	const uint16 client_mob_close_scan_timer_idle   = 60000;
-
-	LogAIScanCloseDetail(
-		"Client [{}] {}moving, scan timer [{}]",
-		GetCleanName(),
-		IsMoving() ? "" : "NOT ",
-		mob_close_scan_timer.GetRemainingTime()
-	);
-
-	if (IsMoving()) {
-		if (mob_close_scan_timer.GetRemainingTime() > client_mob_close_scan_timer_moving) {
-			LogAIScanCloseDetail("Client [{}] Restarting with moving timer", GetCleanName());
-			mob_close_scan_timer.Disable();
-			mob_close_scan_timer.Start(client_mob_close_scan_timer_moving);
-			mob_close_scan_timer.Trigger();
-		}
-	}
-	else if (mob_close_scan_timer.GetDuration() == client_mob_close_scan_timer_moving) {
-		LogAIScanCloseDetail("Client [{}] Restarting with idle timer", GetCleanName());
-		mob_close_scan_timer.Disable();
-		mob_close_scan_timer.Start(client_mob_close_scan_timer_idle);
-	}
-
-	/**
-	 * On a normal basis we limit mob movement updates based on distance
-	 * This ensures we send a periodic full zone update to a client that has started moving after 5 or so minutes
-	 *
-	 * For very large zones we will also force a full update based on distance
-	 *
-	 * We ignore a small distance around us so that we don't interrupt already pathing deltas as those npcs will appear
-	 * to full stop when they are actually still pathing
-	 */
-
-	float distance_moved                      = DistanceNoZ(GetLastPositionBeforeBulkUpdate(), GetPosition());
-	bool  moved_far_enough_before_bulk_update = distance_moved >= zone->GetNpcPositionUpdateDistance();
-	bool  is_ready_to_update                  = (
-		client_zone_wide_full_position_update_timer.Check() || moved_far_enough_before_bulk_update
-	);
-
-	if (IsMoving() && is_ready_to_update) {
-		LogDebug("[[{}]] Client Zone Wide Position Update NPCs", GetCleanName());
-
-		auto &mob_movement_manager = MobMovementManager::Get();
-		auto &mob_list             = entity_list.GetMobList();
-
-		for (auto &it : mob_list) {
-			Mob *entity = it.second;
-			if (!entity->IsNPC()) {
-				continue;
-			}
-
-			int animation_speed = 0;
-			if (entity->IsMoving()) {
-				if (entity->IsRunning()) {
-					animation_speed = (entity->IsFeared() ? entity->GetFearSpeed() : entity->GetRunspeed());
-				}
-				else {
-					animation_speed = entity->GetWalkspeed();
-				}
-			}
-
-			mob_movement_manager.SendCommandToClients(entity, 0.0, 0.0, 0.0, 0.0, animation_speed, ClientRangeAny, this);
-		}
-
-		SetLastPositionBeforeBulkUpdate(GetPosition());
-	}
 
 	int32 new_animation = ppu->animation;
 

zone/client_process.cpp

@@ -121,7 +121,7 @@ bool Client::Process() {
 		}
 
 		/* I haven't naturally updated my position in 10 seconds, updating manually */
-		if (!IsMoving() && position_update_timer.Check()) {
+		if (!IsMoving() && m_position_update_timer.Check()) {
 			SentPositionPacket(0.0f, 0.0f, 0.0f, 0.0f, 0);
 		}
 
@@ -281,13 +281,7 @@ bool Client::Process() {
 			}
 		}
 
-		/**
+		ScanCloseMobProcess();
-		 * Scan close range mobs
-		 * Used in aggro checks
-		 */
-		if (mob_close_scan_timer.Check()) {
-			entity_list.ScanCloseMobs(close_mobs, this, IsMoving());
-		}
 
 		if (RuleB(Inventory, LazyLoadBank)) {
 			// poll once a second to see if we are close to a banker and we haven't loaded the bank yet
@@ -608,30 +602,7 @@ bool Client::Process() {
 		}
 	}
 
-	//At this point, we are still connected, everything important has taken
+	ClientToNpcAggroProcess();
-	//place, now check to see if anybody wants to aggro us.
-	// only if client is not feigned
-	if (zone->CanDoCombat() && ret && !GetFeigned() && client_scan_npc_aggro_timer.Check()) {
-		int npc_scan_count = 0;
-		for (auto & close_mob : close_mobs) {
-			Mob *mob = close_mob.second;
-
-			if (!mob) {
-				continue;
-			}
-
-			if (mob->IsClient()) {
-				continue;
-			}
-
-			if (mob->CheckWillAggro(this) && !mob->CheckAggro(this)) {
-				mob->AddToHateList(this, 25);
-			}
-
-			npc_scan_count++;
-		}
-		LogAggro("Checking Reverse Aggro (client->npc) scanned_npcs ([{}])", npc_scan_count);
-	}
 
 	if (client_state != CLIENT_LINKDEAD && (client_state == CLIENT_ERROR || client_state == DISCONNECTED || client_state == CLIENT_KICKED || !eqs->CheckState(ESTABLISHED)))
 	{

zone/effects.cpp

@@ -1036,7 +1036,7 @@ void EntityList::AETaunt(Client* taunter, float range, int bonus_hate)
 
 	float range_squared = range * range;
 
-	for (auto& it: entity_list.GetCloseMobList(taunter, range)) {
+	for (auto& it: taunter->GetCloseMobList(range)) {
 		Mob *them = it.second;
 		if (!them) {
 			continue;
@@ -1120,7 +1120,7 @@ void EntityList::AESpell(
 		distance
 	);
 
-	for (auto& it: entity_list.GetCloseMobList(caster_mob, distance)) {
+	for (auto& it: caster_mob->GetCloseMobList(distance)) {
 		current_mob = it.second;
 		if (!current_mob) {
 			continue;
@@ -1256,7 +1256,7 @@ void EntityList::MassGroupBuff(
 	float distance_squared     = distance * distance;
 	bool  is_detrimental_spell = IsDetrimentalSpell(spell_id);
 
-	for (auto& it: entity_list.GetCloseMobList(caster, distance)) {
+	for (auto& it: caster->GetCloseMobList(distance)) {
 		current_mob = it.second;
 		if (!current_mob) {
 			continue;
@@ -1306,7 +1306,7 @@ void EntityList::AEAttack(
 	float distance_squared = distance * distance;
 	int   current_hits     = 0;
 
-	for (auto& it: entity_list.GetCloseMobList(attacker, distance)) {
+	for (auto& it: attacker->GetCloseMobList(distance)) {
 		current_mob = it.second;
 		if (!current_mob) {
 			continue;

zone/entity.cpp

@@ -696,7 +696,7 @@ void EntityList::AddNPC(NPC *npc, bool send_spawn_packet, bool dont_queue)
 	npc_list.emplace(std::pair<uint16, NPC *>(npc->GetID(), npc));
 	mob_list.emplace(std::pair<uint16, Mob *>(npc->GetID(), npc));
 
-	entity_list.ScanCloseMobs(npc->close_mobs, npc, true);
+	entity_list.ScanCloseMobs(npc);
 
 	if (parse->HasQuestSub(npc->GetNPCTypeID(), EVENT_SPAWN)) {
 		parse->EventNPC(EVENT_SPAWN, npc, nullptr, "", 0);
@@ -1742,8 +1742,7 @@ void EntityList::QueueCloseClients(
 	}
 
 	float distance_squared = distance * distance;
-
+	for (auto &e : sender->GetCloseMobList(distance)) {
-	for (auto &e : GetCloseMobList(sender, distance)) {
 		Mob *mob = e.second;
 		if (!mob) {
 			continue;
@@ -2886,7 +2885,7 @@ bool EntityList::RemoveMobFromCloseLists(Mob *mob)
 			entity_id
 		);
 
-		it->second->close_mobs.erase(entity_id);
+		it->second->m_close_mobs.erase(entity_id);
 		++it;
 	}
 
@@ -2911,49 +2910,40 @@ void EntityList::RemoveAuraFromMobs(Mob *aura)
 	}
 }
 
-/**
+// The purpose of this system is so that we cache relevant entities that are "close"
- * The purpose of this system is so that we cache relevant entities that are "close"
+//
- *
+// In general; it becomes incredibly expensive to run zone-wide checks against every single mob in the zone when in reality
- * In general; it becomes incredibly expensive to run zone-wide checks against every single mob in the zone when in reality
+// we only care about entities closest to us
- * we only care about entities closest to us
+//
- *
+// A very simple example of where this is relevant is Aggro, the below example is skewed because the overall implementation
- * A very simple example of where this is relevant is Aggro, the below example is skewed because the overall implementation
+// of Aggro was also tweaked in conjunction with close lists. We also scan more aggressively when entities are moving (1-6 seconds)
- * of Aggro was also tweaked in conjunction with close lists. We also scan more aggressively when entities are moving (1-6 seconds)
+// versus 60 seconds when idle. We also have entities that are moving add themselves to those closest to them so that their close
- * versus 60 seconds when idle. We also have entities that are moving add themselves to those closest to them so that their close
+// lists remain always up to date
- * lists remain always up to date
+//
- *
+// Before: Aggro checks for NPC to Client aggro | (40 clients in zone) x (525 npcs) x 2 (times a second) = 2,520,000 checks a minute
- * Before: Aggro checks for NPC to Client aggro | (40 clients in zone) x (525 npcs) x 2 (times a second) = 2,520,000 checks a minute
+// After: Aggro checks for NPC to Client aggro | (40 clients in zone) x (20-30 npcs) x 2 (times a second) = 144,000 checks a minute (This is // tually far less today)
- * After: Aggro checks for NPC to Client aggro | (40 clients in zone) x (20-30 npcs) x 2 (times a second) = 144,000 checks a minute (This is actually far less today)
+//
- *
+// Places in the code where this logic makes a huge impact
- * Places in the code where this logic makes a huge impact
+//
- *
+// Aggro checks (zone wide -> close)
- * Aggro checks (zone wide -> close)
+// Aura processing (zone wide -> close)
- * Aura processing (zone wide -> close)
+// AE Taunt (zone wide -> close)
- * AE Taunt (zone wide -> close)
+// AOE Spells (zone wide -> close)
- * AOE Spells (zone wide -> close)
+// Bard Pulse AOE (zone wide -> close)
- * Bard Pulse AOE (zone wide -> close)
+// Mass Group Buff (zone wide -> close)
- * Mass Group Buff (zone wide -> close)
+// AE Attack (zone wide -> close)
- * AE Attack (zone wide -> close)
+// Packet QueueCloseClients (zone wide -> close)
- * Packet QueueCloseClients (zone wide -> close)
+// Check Close Beneficial Spells (Buffs; should I heal other npcs) (zone wide -> close)
- * Check Close Beneficial Spells (Buffs; should I heal other npcs) (zone wide -> close)
+// AI Yell for Help (NPC Assist other NPCs) (zone wide -> close)
- * AI Yell for Help (NPC Assist other NPCs) (zone wide -> close)
+//
- *
+// All of the above makes a tremendous impact on the bottom line of cpu cycle performance because we run an order of magnitude
- * All of the above makes a tremendous impact on the bottom line of cpu cycle performance because we run an order of magnitude
+// less checks by focusing our hot path logic down to a very small subset of relevant entities instead of looping an entire
- * less checks by focusing our hot path logic down to a very small subset of relevant entities instead of looping an entire
+// entity list (zone wide)
- * entity list (zone wide)
+void EntityList::ScanCloseMobs(Mob *scanning_mob)
- *
- * @param close_mobs
- * @param scanning_mob
- */
-void EntityList::ScanCloseMobs(
-	std::unordered_map<uint16, Mob *> &close_mobs,
-	Mob *scanning_mob,
-	bool add_self_to_other_lists
-)
 {
 	float scan_range = RuleI(Range, MobCloseScanDistance) * RuleI(Range, MobCloseScanDistance);
 
-	close_mobs.clear();
+	scanning_mob->m_close_mobs.clear();
 
 	for (auto &e : mob_list) {
 		auto mob = e.second;
@@ -2963,12 +2953,13 @@ void EntityList::ScanCloseMobs(
 
 		float distance = DistanceSquared(scanning_mob->GetPosition(), mob->GetPosition());
 		if (distance <= scan_range || mob->GetAggroRange() >= scan_range) {
-			close_mobs.emplace(std::pair<uint16, Mob *>(mob->GetID(), mob));
+			scanning_mob->m_close_mobs.emplace(std::pair<uint16, Mob *>(mob->GetID(), mob));
 
-			if (add_self_to_other_lists && scanning_mob->GetID() > 0) {
+			// add self to other mobs close list
+			if (scanning_mob->GetID() > 0) {
 				bool has_mob = false;
 
-				for (auto &cm: mob->close_mobs) {
+				for (auto &cm: mob->m_close_mobs) {
 					if (scanning_mob->GetID() == cm.first) {
 						has_mob = true;
 						break;
@@ -2976,7 +2967,7 @@ void EntityList::ScanCloseMobs(
 				}
 
 				if (!has_mob) {
-					mob->close_mobs.insert(std::pair<uint16, Mob *>(scanning_mob->GetID(), scanning_mob));
+					mob->m_close_mobs.insert(std::pair<uint16, Mob *>(scanning_mob->GetID(), scanning_mob));
 				}
 			}
 		}
@@ -2985,7 +2976,7 @@ void EntityList::ScanCloseMobs(
 	LogAIScanCloseDetail(
 		"[{}] Scanning Close List | list_size [{}] moving [{}]",
 		scanning_mob->GetCleanName(),
-		close_mobs.size(),
+		scanning_mob->m_close_mobs.size(),
 		scanning_mob->IsMoving() ? "true" : "false"
 	);
 }
@@ -4448,7 +4439,7 @@ void EntityList::QuestJournalledSayClose(
 	buf.WriteInt32(0);
 
 	if (RuleB(Chat, QuestDialogueUsesDialogueWindow)) {
-		for (auto &e : GetCloseMobList(sender, (dist * dist))) {
+		for (auto &e : sender->GetCloseMobList(dist)) {
 			Mob *mob = e.second;
 			if (!mob) {
 				continue;
@@ -5651,7 +5642,7 @@ std::vector<Mob*> EntityList::GetTargetsForVirusEffect(Mob *spreader, Mob *origi
 
 	std::vector<Mob *> spreader_list        = {};
 	bool               is_detrimental_spell = IsDetrimentalSpell(spell_id);
-	for (auto          &it : entity_list.GetCloseMobList(spreader, range)) {
+	for (auto          &it : spreader->GetCloseMobList(range)) {
 		Mob *mob = it.second;
 		if (!mob) {
 			continue;
@@ -5781,7 +5772,7 @@ void EntityList::ReloadMerchants() {
 std::unordered_map<uint16, Mob *> &EntityList::GetCloseMobList(Mob *mob, float distance)
 {
 	if (distance <= RuleI(Range, MobCloseScanDistance)) {
-		return mob->close_mobs;
+		return mob->m_close_mobs;
 	}
 
 	return mob_list;

zone/entity.h

@@ -566,11 +566,7 @@ public:
 	void RefreshAutoXTargets(Client *c);
 	void RefreshClientXTargets(Client *c);
 	void SendAlternateAdvancementStats();
-	void ScanCloseMobs(
+	void ScanCloseMobs(Mob *scanning_mob);
-		std::unordered_map<uint16, Mob *> &close_mobs,
-		Mob *scanning_mob,
-		bool add_self_to_other_lists = false
-	);
 
 	void GetTrapInfo(Client* c);
 	bool IsTrapGroupSpawned(uint32 trap_id, uint8 group);

zone/mob.cpp

@@ -128,8 +128,8 @@ Mob::Mob(
 	attack_anim_timer(500),
 	position_update_melee_push_timer(500),
 	hate_list_cleanup_timer(6000),
-	mob_close_scan_timer(6000),
+	m_scan_close_mobs_timer(6000),
-	mob_check_moving_timer(1000),
+	m_mob_check_moving_timer(1000),
 	bot_attack_flag_timer(10000)
 {
 	mMovementManager = &MobMovementManager::Get();
@@ -517,7 +517,7 @@ Mob::Mob(
 
 	m_manual_follow = false;
 
-	mob_close_scan_timer.Trigger();
+	m_scan_close_mobs_timer.Trigger();
 
 	SetCanOpenDoors(true);
 
@@ -570,7 +570,7 @@ Mob::~Mob()
 	entity_list.RemoveMobFromCloseLists(this);
 	entity_list.RemoveAuraFromMobs(this);
 
-	close_mobs.clear();
+	m_close_mobs.clear();
 
 	LeaveHealRotationTargetPool();
 }
@@ -5017,7 +5017,7 @@ void Mob::Say(const char *format, ...)
 	int16 distance = 200;
 
 	if (RuleB(Chat, QuestDialogueUsesDialogueWindow)) {
-		for (auto &e : entity_list.GetCloseMobList(talker, (distance * distance))) {
+		for (auto &e : talker->GetCloseMobList(distance)) {
 			Mob *mob = e.second;
 			if (!mob) {
 				continue;
@@ -6176,9 +6176,7 @@ int32 Mob::GetPositionalDmgTakenAmt(Mob *attacker)
 
 void Mob::SetBottomRampageList()
 {
-	auto &mob_list = entity_list.GetCloseMobList(this);
+	for (auto &e : GetCloseMobList()) {
-
-	for (auto &e : mob_list) {
 		auto mob = e.second;
 		if (!mob) {
 			continue;
@@ -6203,9 +6201,7 @@ void Mob::SetBottomRampageList()
 
 void Mob::SetTopRampageList()
 {
-	auto &mob_list = entity_list.GetCloseMobList(this);
+	for (auto &e : GetCloseMobList()) {
-
-	for (auto &e : mob_list) {
 		auto mob = e.second;
 		if (!mob) {
 			continue;
@@ -8619,7 +8615,7 @@ void Mob::SetExtraHaste(int haste, bool need_to_save)
 
 bool Mob::IsCloseToBanker()
 {
-	for (auto &e: entity_list.GetCloseMobList(this)) {
+	for (auto &e: GetCloseMobList()) {
 		auto mob = e.second;
 		if (mob && mob->IsNPC() && mob->GetClass() == Class::Banker) {
 			return true;
@@ -8648,3 +8644,48 @@ bool Mob::HasBotAttackFlag(Mob* tar) {
 
 	return false;
 }
+
+const uint16 scan_close_mobs_timer_moving = 6000; // 6 seconds
+const uint16 scan_close_mobs_timer_idle   = 60000; // 60 seconds
+
+void Mob::CheckScanCloseMobsMovingTimer()
+{
+	LogAIScanCloseDetail(
+		"Mob [{}] {}moving, scan timer [{}]",
+		GetCleanName(),
+		IsMoving() ? "" : "NOT ",
+		m_scan_close_mobs_timer.GetRemainingTime()
+	);
+
+	// If the moving timer triggers, lets see if we are moving or idle to restart the appropriate
+	// dynamic timer
+	if (m_mob_check_moving_timer.Check()) {
+		// If the mob is still moving, restart the moving timer
+		if (moving) {
+			if (m_scan_close_mobs_timer.GetRemainingTime() > scan_close_mobs_timer_moving) {
+				LogAIScanCloseDetail("Mob [{}] Restarting with moving timer", GetCleanName());
+				m_scan_close_mobs_timer.Disable();
+				m_scan_close_mobs_timer.Start(scan_close_mobs_timer_moving);
+				m_scan_close_mobs_timer.Trigger();
+			}
+		}
+		// If the mob is not moving, restart the idle timer
+		else if (m_scan_close_mobs_timer.GetDuration() == scan_close_mobs_timer_moving) {
+			LogAIScanCloseDetail("Mob [{}] Restarting with idle timer", GetCleanName());
+			m_scan_close_mobs_timer.Disable();
+			m_scan_close_mobs_timer.Start(scan_close_mobs_timer_idle);
+		}
+	}
+}
+
+void Mob::ScanCloseMobProcess()
+{
+	if (m_scan_close_mobs_timer.Check()) {
+		entity_list.ScanCloseMobs(this);
+	}
+}
+
+std::unordered_map<uint16, Mob *> &Mob::GetCloseMobList(float distance)
+{
+	return entity_list.GetCloseMobList(this, distance);
+}

zone/mob.h

@@ -201,9 +201,9 @@ public:
 
 	void DisplayInfo(Mob *mob);
 
-	std::unordered_map<uint16, Mob *> close_mobs;
+	std::unordered_map<uint16, Mob *> m_close_mobs;
-	Timer                             mob_close_scan_timer;
+	Timer                             m_scan_close_mobs_timer;
-	Timer                             mob_check_moving_timer;
+	Timer                             m_mob_check_moving_timer;
 
 	// Bot attack flag
 	Timer bot_attack_flag_timer;
@@ -1487,6 +1487,10 @@ public:
 
 	bool IsCloseToBanker();
 
+	void ScanCloseMobProcess();
+	std::unordered_map<uint16, Mob *> &GetCloseMobList(float distance = 0.0f);
+	void CheckScanCloseMobsMovingTimer();
+
 protected:
 	void CommonDamage(Mob* other, int64 &damage, const uint16 spell_id, const EQ::skills::SkillType attack_skill, bool &avoidable, const int8 buffslot, const bool iBuffTic, eSpecialAttacks specal = eSpecialAttacks::None);
 	static uint16 GetProcID(uint16 spell_id, uint8 effect_index);

zone/mob_ai.cpp

@@ -1391,29 +1391,8 @@ void Mob::AI_Process() {
 				StopNavigation();
 			}
 		}
-		else if (zone->CanDoCombat() && CastToNPC()->GetNPCAggro() && AI_scan_area_timer->Check()) {
+		else if (zone->CanDoCombat() && IsNPC() && CastToNPC()->GetNPCAggro() && AI_scan_area_timer->Check()) {
-
+			CastToNPC()->DoNpcToNpcAggroScan();
-			/**
-			 * NPC to NPC aggro (npc_aggro flag set)
-			 */
-			for (auto &close_mob : close_mobs) {
-				Mob *mob = close_mob.second;
-
-				if (mob->IsClient()) {
-					continue;
-				}
-
-				if (CheckWillAggro(mob)) {
-					AddToHateList(mob);
-				}
-			}
-
-			AI_scan_area_timer->Disable();
-			AI_scan_area_timer->Start(
-				RandomTimer(RuleI(NPC, NPCToNPCAggroTimerMin), RuleI(NPC, NPCToNPCAggroTimerMax)),
-				false
-			);
-
 		}
 		else if (AI_movement_timer->Check() && !IsRooted()) {
 			if (IsPet()) {

zone/mob_movement_manager.cpp

@@ -127,11 +127,6 @@ public:
 
 	}
 
-	/**
-	 * @param mob_movement_manager
-	 * @param mob
-	 * @return
-	 */
 	virtual bool Process(MobMovementManager *mob_movement_manager, Mob *mob)
 	{
 		if (!mob->IsAIControlled()) {
@@ -286,11 +281,6 @@ public:
 
 	}
 
-	/**
-	 * @param mob_movement_manager
-	 * @param mob
-	 * @return
-	 */
 	virtual bool Process(MobMovementManager *mob_movement_manager, Mob *mob)
 	{
 		if (!mob->IsAIControlled()) {
@@ -707,33 +697,21 @@ void MobMovementManager::Process()
 	}
 }
 
-/**
- * @param mob
- */
 void MobMovementManager::AddMob(Mob *mob)
 {
 	_impl->Entries.insert(std::make_pair(mob, MobMovementEntry()));
 }
 
-/**
- * @param mob
- */
 void MobMovementManager::RemoveMob(Mob *mob)
 {
 	_impl->Entries.erase(mob);
 }
 
-/**
- * @param client
- */
 void MobMovementManager::AddClient(Client *client)
 {
 	_impl->Clients.push_back(client);
 }
 
-/**
- * @param client
- */
 void MobMovementManager::RemoveClient(Client *client)
 {
 	auto iter = _impl->Clients.begin();
@@ -747,11 +725,6 @@ void MobMovementManager::RemoveClient(Client *client)
 	}
 }
 
-/**
- * @param who
- * @param to
- * @param mob_movement_mode
- */
 void MobMovementManager::RotateTo(Mob *who, float to, MobMovementMode mob_movement_mode)
 {
 	auto iter = _impl->Entries.find(who);
@@ -764,13 +737,6 @@ void MobMovementManager::RotateTo(Mob *who, float to, MobMovementMode mob_moveme
 	PushRotateTo(ent.second, who, to, mob_movement_mode);
 }
 
-/**
- * @param who
- * @param x
- * @param y
- * @param z
- * @param heading
- */
 void MobMovementManager::Teleport(Mob *who, float x, float y, float z, float heading)
 {
 	auto iter = _impl->Entries.find(who);
@@ -781,13 +747,6 @@ void MobMovementManager::Teleport(Mob *who, float x, float y, float z, float hea
 	PushTeleportTo(ent.second, x, y, z, heading);
 }
 
-/**
- * @param who
- * @param x
- * @param y
- * @param z
- * @param mode
- */
 void MobMovementManager::NavigateTo(Mob *who, float x, float y, float z, MobMovementMode mode)
 {
 	if (IsPositionEqualWithinCertainZ(glm::vec3(x, y, z), glm::vec3(who->GetX(), who->GetY(), who->GetZ()), 6.0f)) {
@@ -824,9 +783,6 @@ void MobMovementManager::NavigateTo(Mob *who, float x, float y, float z, MobMove
 	}
 }
 
-/**
- * @param who
- */
 void MobMovementManager::StopNavigation(Mob *who)
 {
 	auto iter = _impl->Entries.find(who);
@@ -852,16 +808,6 @@ void MobMovementManager::StopNavigation(Mob *who)
 	PushStopMoving(ent.second);
 }
 
-/**
- * @param mob
- * @param delta_x
- * @param delta_y
- * @param delta_z
- * @param delta_heading
- * @param anim
- * @param range
- * @param single_client
- */
 void MobMovementManager::SendCommandToClients(
 	Mob *mob,
 	float delta_x,
@@ -961,10 +907,6 @@ void MobMovementManager::SendCommandToClients(
 	}
 }
 
-/**
- * @param in
- * @return
- */
 float MobMovementManager::FixHeading(float in)
 {
 	auto h = in;
@@ -979,9 +921,6 @@ float MobMovementManager::FixHeading(float in)
 	return h;
 }
 
-/**
- * @param client
- */
 void MobMovementManager::DumpStats(Client *client)
 {
 	auto current_time = static_cast<double>(Timer::GetCurrentTime()) / 1000.0;
@@ -1062,13 +1001,6 @@ void MobMovementManager::FillCommandStruct(
 	}
 }
 
-/**
- * @param who
- * @param x
- * @param y
- * @param z
- * @param mob_movement_mode
- */
 void MobMovementManager::UpdatePath(Mob *who, float x, float y, float z, MobMovementMode mob_movement_mode)
 {
 	Mob *target=who->GetTarget();
@@ -1114,13 +1046,6 @@ void MobMovementManager::UpdatePath(Mob *who, float x, float y, float z, MobMove
 	}
 }
 
-/**
- * @param who
- * @param x
- * @param y
- * @param z
- * @param mode
- */
 void MobMovementManager::UpdatePathGround(Mob *who, float x, float y, float z, MobMovementMode mode)
 {
 	PathfinderOptions opts;
@@ -1253,13 +1178,6 @@ void MobMovementManager::UpdatePathGround(Mob *who, float x, float y, float z, M
 	}
 }
 
-/**
- * @param who
- * @param x
- * @param y
- * @param z
- * @param movement_mode
- */
 void MobMovementManager::UpdatePathUnderwater(Mob *who, float x, float y, float z, MobMovementMode movement_mode)
 {
 	auto eiter = _impl->Entries.find(who);
@@ -1368,13 +1286,6 @@ void MobMovementManager::UpdatePathUnderwater(Mob *who, float x, float y, float
 	}
 }
 
-/**
- * @param who
- * @param x
- * @param y
- * @param z
- * @param mode
- */
 void MobMovementManager::UpdatePathBoat(Mob *who, float x, float y, float z, MobMovementMode mode)
 {
 	auto eiter = _impl->Entries.find(who);
@@ -1386,48 +1297,21 @@ void MobMovementManager::UpdatePathBoat(Mob *who, float x, float y, float z, Mob
 	PushStopMoving(ent.second);
 }
 
-/**
- * @param ent
- * @param x
- * @param y
- * @param z
- * @param heading
- */
 void MobMovementManager::PushTeleportTo(MobMovementEntry &ent, float x, float y, float z, float heading)
 {
 	ent.Commands.emplace_back(std::unique_ptr<IMovementCommand>(new TeleportToCommand(x, y, z, heading)));
 }
 
-/**
- * @param ent
- * @param x
- * @param y
- * @param z
- * @param mob_movement_mode
- */
 void MobMovementManager::PushMoveTo(MobMovementEntry &ent, float x, float y, float z, MobMovementMode mob_movement_mode)
 {
 	ent.Commands.emplace_back(std::unique_ptr<IMovementCommand>(new MoveToCommand(x, y, z, mob_movement_mode)));
 }
 
-/**
- * @param ent
- * @param x
- * @param y
- * @param z
- * @param mob_movement_mode
- */
 void MobMovementManager::PushSwimTo(MobMovementEntry &ent, float x, float y, float z, MobMovementMode mob_movement_mode)
 {
 	ent.Commands.emplace_back(std::unique_ptr<IMovementCommand>(new SwimToCommand(x, y, z, mob_movement_mode)));
 }
 
-/**
- * @param ent
- * @param who
- * @param to
- * @param mob_movement_mode
- */
 void MobMovementManager::PushRotateTo(MobMovementEntry &ent, Mob *who, float to, MobMovementMode mob_movement_mode)
 {
 	auto from = FixHeading(who->GetHeading());
@@ -1450,41 +1334,21 @@ void MobMovementManager::PushRotateTo(MobMovementEntry &ent, Mob *who, float to,
 	ent.Commands.emplace_back(std::unique_ptr<IMovementCommand>(new RotateToCommand(to, diff > 0 ? 1.0 : -1.0, mob_movement_mode)));
 }
 
-/**
- * @param ent
- * @param x
- * @param y
- * @param z
- * @param mob_movement_mode
- */
 void MobMovementManager::PushFlyTo(MobMovementEntry &ent, float x, float y, float z, MobMovementMode mob_movement_mode)
 {
 	ent.Commands.emplace_back(std::unique_ptr<IMovementCommand>(new FlyToCommand(x, y, z, mob_movement_mode)));
 }
 
-/**
- * @param mob_movement_entry
- */
 void MobMovementManager::PushStopMoving(MobMovementEntry &mob_movement_entry)
 {
 	mob_movement_entry.Commands.emplace_back(std::unique_ptr<IMovementCommand>(new StopMovingCommand()));
 }
 
-/**
- * @param mob_movement_entry
- */
 void MobMovementManager::PushEvadeCombat(MobMovementEntry &mob_movement_entry)
 {
 	mob_movement_entry.Commands.emplace_back(std::unique_ptr<IMovementCommand>(new EvadeCombatCommand()));
 }
 
-/**
- * @param who
- * @param x
- * @param y
- * @param z
- * @param mob_movement_mode
- */
 void MobMovementManager::HandleStuckBehavior(Mob *who, float x, float y, float z, MobMovementMode mob_movement_mode)
 {
 	LogDebug("Handle stuck behavior for {0} at ({1}, {2}, {3}) with movement_mode {4}", who->GetName(), x, y, z, static_cast<int>(mob_movement_mode));

zone/npc.cpp

@@ -601,28 +601,8 @@ bool NPC::Process()
 		DepopSwarmPets();
 	}
 
-	if (mob_close_scan_timer.Check()) {
+	ScanCloseMobProcess();
-		entity_list.ScanCloseMobs(close_mobs, this, IsMoving());
+	CheckScanCloseMobsMovingTimer();
-	}
-
-	const uint16 npc_mob_close_scan_timer_moving = 6000;
-	const uint16 npc_mob_close_scan_timer_idle   = 60000;
-
-	if (mob_check_moving_timer.Check()) {
-		if (moving) {
-			if (mob_close_scan_timer.GetRemainingTime() > npc_mob_close_scan_timer_moving) {
-				LogAIScanCloseDetail("NPC [{}] Restarting with moving timer", GetCleanName());
-				mob_close_scan_timer.Disable();
-				mob_close_scan_timer.Start(npc_mob_close_scan_timer_moving);
-				mob_close_scan_timer.Trigger();
-			}
-		}
-		else if (mob_close_scan_timer.GetDuration() == npc_mob_close_scan_timer_moving) {
-			LogAIScanCloseDetail("NPC [{}] Restarting with idle timer", GetCleanName());
-			mob_close_scan_timer.Disable();
-			mob_close_scan_timer.Start(npc_mob_close_scan_timer_idle);
-		}
-	}
 
 	if (hp_regen_per_second > 0 && hp_regen_per_second_timer.Check()) {
 		if (GetHP() < GetMaxHP()) {
@@ -3327,7 +3307,7 @@ bool NPC::AICheckCloseBeneficialSpells(
 	/**
 	 * Check through close range mobs
 	 */
-	for (auto & close_mob : entity_list.GetCloseMobList(caster, cast_range)) {
+	for (auto & close_mob : caster->GetCloseMobList(cast_range)) {
 		Mob *mob = close_mob.second;
 		if (!mob) {
 			continue;
@@ -3406,8 +3386,8 @@ void NPC::AIYellForHelp(Mob *sender, Mob *attacker)
 		GetID()
 	);
 
-	for (auto &close_mob : entity_list.GetCloseMobList(sender)) {
+	for (auto &close_mob: sender->GetCloseMobList()) {
-		Mob   *mob     = close_mob.second;
+		Mob *mob = close_mob.second;
 		if (!mob) {
 			continue;
 		}
@@ -4019,3 +3999,27 @@ void NPC::DescribeSpecialAbilities(Client* c)
 		c->Message(Chat::White, e.c_str());
 	}
 }
+
+void NPC::DoNpcToNpcAggroScan()
+{
+	for (auto &close_mob : GetCloseMobList(GetAggroRange())) {
+		Mob *mob = close_mob.second;
+		if (!mob) {
+			continue;
+		}
+
+		if (!mob->IsNPC()) {
+			continue;
+		}
+
+		if (CheckWillAggro(mob)) {
+			AddToHateList(mob);
+		}
+	}
+
+	AI_scan_area_timer->Disable();
+	AI_scan_area_timer->Start(
+		RandomTimer(RuleI(NPC, NPCToNPCAggroTimerMin), RuleI(NPC, NPCToNPCAggroTimerMax)),
+		false
+	);
+}

zone/npc.h

@@ -557,6 +557,7 @@ public:
 
 	bool CanPathTo(float x, float y, float z);
 
+	void DoNpcToNpcAggroScan();
 protected:
 
 	void HandleRoambox();

zone/spells.cpp

@@ -2473,8 +2473,7 @@ bool Mob::SpellFinished(uint16 spell_id, Mob *spell_target, CastingSlot slot, in
 	//Guard Assist Code
 	if (RuleB(Character, PVPEnableGuardFactionAssist) && spell_target && IsDetrimentalSpell(spell_id) && spell_target != this) {
 		if (IsClient() && spell_target->IsClient()|| (HasOwner() && GetOwner()->IsClient() && spell_target->IsClient())) {
-			auto& mob_list = entity_list.GetCloseMobList(spell_target);
+			for (auto& e : spell_target->GetCloseMobList()) {
-			for (auto& e : mob_list) {
 				auto mob = e.second;
 				if (!mob) {
 					continue;