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local MAX_CHASE_DISTANCE = 80

function Think(Spawn)
	-- Make sure the NPC is not mezzed or stunned
	if not IsMezzedOrStunned(Spawn) then
		-- Get the most hated spanw
		local Target = GetMostHated(Spawn)
		
		-- Get runback distance
		local runback_distance = GetRunbackDistance(Spawn)
		-- Check to see if we got a target
		if Target ~= nil then
			
			if GetTarget(Spawn) == nil or not CompareSpawns(Target, GetTarget(Spawn)) then
				SetTarget(Spawn, Target)
				FaceTarget(Spawn, Target)
			end
			
			if not IsInCombat(Spawn) then
				SetInCombat(Spawn, true)
			end
			
			-- Check distance to run back location
			if runback_distance > MAX_CHASE_DISTANCE then
				-- Clear the hate list
				ClearHate(Spawn)
				-- Clear the encounter list
				ClearEncounter(Spawn)
			else
				local distance = GetDistance(Spawn, GetTarget(Spawn), 1)
				
				if not IsCasting(Spawn) and (not HasRecovered(Spawn) or not ProcessSpell(Spawn, Target, distance)) then
					FaceTarget(Spawn, Target)
					ProcessMelee(Spawn, Target, distance)
				end
			end
		else
			-- nothing in hate list
			
			-- check to see if the NPC is still flagged in combat
			if IsInCombat(Spawn) then
				SetInCombat(Spawn, false)
				if not IsPet(Spawn) or not IsPlayer(GetOwner(Spawn)) then
					SetHP(Spawn, GetMaxHP(Spawn))
				end
			end
			
			if runback_distance > 0 then
				Runback(Spawn)
			end
			
			if GetEncounterSize(Spawn) > 0 then
				ClearEncounter(Spawn)
			end
			
		end
	end		
		
end

function spawn(NPC)
	SetLuaBrain(NPC)
	SetBrainTick(NPC, 200)
end

function respawn(NPC)
	spawn(NPC)
end

function hailed(NPC, Player)
	
	local target = GetTarget(Player)
	if CompareSpawns(NPC, target) then
		Say(NPC, "Same")
	else
		Say(NPC, "Not the same")
	end
end

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In file included from ../common/../common/../WorldServer/Combat.h:24,
                 from ../common/../common/../WorldServer/zoneserver.h:34,
                 from ../common/../common/../WorldServer/client.h:26,
                 from ../common/../common/Log.h:24,
                 from ../common/Mutex.cpp:22:
../common/../common/../WorldServer/NPC_AI.h:75: error: extra qualification ‘Brain::’ on member ‘GetHateList’
In file included from ../common/../common/../WorldServer/Combat.h:24,
                 from ../common/../common/../WorldServer/zoneserver.h:34,
                 from ../common/../common/../WorldServer/client.h:26,
                 from ../common/../common/Log.h:24,
                 from ../common/MiscFunctions.cpp:21:
../common/../common/../WorldServer/NPC_AI.h:75: error: extra qualification ‘Brain::’ on member ‘GetHateList’

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vector<Entity*>* Brain::GetHateList();

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vector<Entity*>* GetHateList();

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vector<Entity*>* Brain::GetHateList();

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Entity.cpp:979: error: no matching function for call to ‘max(float, double)’

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float Entity::CalculateCastingSpeedMod() {
	float cast_speed = info_struct.casting_speed;
	
	if(cast_speed > 0)
		return 100 * max((float) 0.5, 1 + (1 - (1 / (1 + (cast_speed * .01)))));
	else if (cast_speed < 0)
		return 100 * min((float) 1.5, 1 + (1 - (1 / (1 + (cast_speed * -.01)))));
	return 0;
}