initial commit

aghanim_singleplayer/scripts/vscripts/ai/tidehunter_miniboss.lua

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+--[[ Tidehunter Miniboss AI ]]
+
+require( "ai/ai_core" )
+
+function Spawn( entityKeyValues )
+	thisEntity:SetContextThink( "AIThink", AIThink, 0.25 )
+    behaviorSystem = AICore:CreateBehaviorSystem( thisEntity, { BehaviorNone, BehaviorGush, BehaviorAnchorSmash } )
+end
+
+function AIThink() -- For some reason AddThinkToEnt doesn't accept member functions
+	return behaviorSystem:Think( )
+end
+
+--------------------------------------------------------------------------------------------------------
+
+BehaviorNone = {}
+
+function BehaviorNone:Evaluate()
+	return 1 -- must return a value > 0, so we have a default
+end
+
+function BehaviorNone:Begin()
+
+	local orders = nil
+	local hTarget = AICore:ClosestEnemyHeroInRange( thisEntity, 1500 )
+	if hTarget ~= nil then
+		thisEntity.lastTargetPosition = hTarget:GetAbsOrigin()
+		hTarget:MakeVisibleDueToAttack( DOTA_TEAM_BADGUYS, 100 )
+		orders =
+		{
+			UnitIndex = thisEntity:entindex(),
+			OrderType = DOTA_UNIT_ORDER_ATTACK_TARGET,
+			TargetIndex = hTarget:entindex()
+		}
+	elseif thisEntity.lastTargetPosition ~= nil then
+		orders =
+		{
+			UnitIndex = thisEntity:entindex(),
+			OrderType = DOTA_UNIT_ORDER_ATTACK_MOVE,
+			Position = thisEntity.lastTargetPosition
+		}
+	else
+		orders =
+		{
+			UnitIndex = thisEntity:entindex(),
+			OrderType = DOTA_UNIT_ORDER_STOP
+		}
+	end
+
+	return orders
+end
+
+BehaviorNone.Continue = BehaviorNone.Begin
+
+--------------------------------------------------------------------------------------------------------
+
+BehaviorGush = {}
+
+function BehaviorGush:Evaluate()
+	--print( "BehaviorGush:Evaluate()" )
+	local desire = 0
+
+	-- let's not choose this twice in a row
+	if behaviorSystem.currentBehavior == self then 
+		return desire 
+	end
+
+	self.gushAbility = thisEntity:FindAbilityByName( "creature_tidehunter_gush" )
+	if self.gushAbility and self.gushAbility:IsFullyCastable() then
+		local enemies = FindUnitsInRadius( DOTA_TEAM_BADGUYS, thisEntity:GetOrigin(), nil, 600, DOTA_UNIT_TARGET_TEAM_ENEMY, DOTA_UNIT_TARGET_HERO, DOTA_UNIT_TARGET_FLAG_NO_INVIS, 0, false )
+		if ( #enemies >= 0 )  then
+			for _,hUnit in pairs( enemies ) do
+				if hUnit ~= nil and hUnit:IsAlive() then
+					local hGushModifier = hUnit:FindModifierByName( "modifier_tidehunter_gush" )
+					if hGushModifier ~= nil then
+						--print("Enemy is already gushed")
+						desire = 0
+					else
+						desire = #enemies + 1
+					end
+				end
+			end
+		end
+	end
+
+	return desire
+end
+
+function BehaviorGush:Begin()
+	--print( "BehaviorGush:Begin()" )
+	if self.gushAbility and self.gushAbility:IsFullyCastable() then
+		local hEnemies = FindUnitsInRadius( thisEntity:GetTeamNumber(), thisEntity:GetOrigin(), nil, 700, DOTA_UNIT_TARGET_TEAM_ENEMY, DOTA_UNIT_TARGET_HERO, DOTA_UNIT_TARGET_FLAG_MAGIC_IMMUNE_ENEMIES, FIND_CLOSEST, false )
+		if #hEnemies == 0 then
+			return nil
+		end
+		local hTarget = hEnemies[#hEnemies]
+		local order =
+			{
+				UnitIndex = thisEntity:entindex(),
+				OrderType = DOTA_UNIT_ORDER_CAST_TARGET,
+				TargetIndex = hTarget:entindex(),
+				AbilityIndex = self.gushAbility:entindex(),
+				Queue = false,
+			}
+			return order
+	end
+
+	return nil
+end
+
+BehaviorGush.Continue = BehaviorGush.Begin
+
+--------------------------------------------------------------------------------------------------------
+
+BehaviorAnchorSmash = {}
+
+function BehaviorAnchorSmash:Evaluate()
+	--print( "BehaviorAnchorSmash:Evaluate()" )
+	local desire = 0
+
+	self.anchorSmashAbility = thisEntity:FindAbilityByName( "tidehunter_anchor_smash" )
+	if self.anchorSmashAbility and self.anchorSmashAbility:IsFullyCastable() then
+		local enemies = FindUnitsInRadius( DOTA_TEAM_BADGUYS, thisEntity:GetOrigin(), nil, 350, DOTA_UNIT_TARGET_TEAM_ENEMY, DOTA_UNIT_TARGET_HERO, DOTA_UNIT_TARGET_FLAG_NO_INVIS, 0, false )
+		if ( #enemies >= 0 )  then
+			desire = #enemies + 1
+		end
+	end
+	
+	return desire
+end
+
+function BehaviorAnchorSmash:Begin()
+	--print( "BehaviorAnchorSmash:Begin()" )
+
+	if self.anchorSmashAbility and self.anchorSmashAbility:IsFullyCastable() then
+		--print( "Casting Anchor Smash" )
+		local order =
+		{
+			UnitIndex = thisEntity:entindex(),
+			OrderType = DOTA_UNIT_ORDER_CAST_NO_TARGET,
+			AbilityIndex = self.anchorSmashAbility:entindex()
+		}
+		return order
+	end
+
+	return nil
+end
+
+BehaviorAnchorSmash.Continue = BehaviorAnchorSmash.Begin
+
+--------------------------------------------------------------------------------------------------------
+--[[ Ravage now placed in passive modifier
+BehaviorRavage = {}
+
+function BehaviorRavage:Evaluate()
+	--print( "BehaviorRavage:Evaluate()" )
+	local desire = 0
+
+	self.ravageAbility = thisEntity:FindAbilityByName( "tidehunter_ravage" )
+	if self.ravageAbility and self.ravageAbility:IsFullyCastable() then
+		local enemies = FindUnitsInRadius( DOTA_TEAM_BADGUYS, thisEntity:GetOrigin(), nil, 1000, DOTA_UNIT_TARGET_TEAM_ENEMY, DOTA_UNIT_TARGET_HERO, DOTA_UNIT_TARGET_FLAG_NO_INVIS, 0, false )
+		if ( thisEntity:GetHealthPercent() < 75 ) then
+			if ( #enemies > 1 )  then
+				desire = #enemies + 1
+			end
+		end
+	end
+	
+	return desire
+end
+
+function BehaviorRavage:Begin()
+	--print( "BehaviorRavage:Begin()" )
+
+	if self.ravageAbility and self.ravageAbility:IsFullyCastable() then
+		--print( "Casting Ravage" )
+		local order =
+		{
+			UnitIndex = thisEntity:entindex(),
+			OrderType = DOTA_UNIT_ORDER_CAST_NO_TARGET,
+			AbilityIndex = self.ravageAbility:entindex()
+		}
+		return order
+	end
+
+	return nil
+end
+
+BehaviorRavage.Continue = BehaviorRavage.Begin
+]]
+--------------------------------------------------------------------------------------------------------
+
+AICore.possibleBehaviors = { BehaviorNone, BehaviorGush, BehaviorAnchorSmash }