Как сделать активный скил пассивным?

[Zek13f1]

У меня есть скилл - ракеты тинкера. Всё работает, но как сделать, чтобы они выпускались сами когда только скил был вкачан, например каждые 5 секунд я понятия не имею. Подскажите, пожалуйста, много чего нужно изменить?
"ability_heat_seeking_missile"
{
"BaseClass" "ability_lua"
"ScriptFile" "heroes/tinker/heat_seeking_missile"
"AbilityTextureName" "tinker"
"FightRecapLevel" "1"
"HasScepterUpgrade" "1"

"AbilityBehavior" "DOTA_ABILITY_BEHAVIOR_NO_TARGET"
"AbilityUnitDamageType" "DAMAGE_TYPE_MAGICAL"
"SpellImmunityType" "SPELL_IMMUNITY_ENEMIES_NO"

"AbilityCastRange" "2500"
"AbilityCastPoint" "0"

"AbilityCooldown" "5"
"AbilityManaCost" "0"
"MaxLevel" "1"

"AbilitySpecial"
{
"01"
{
"var_type" "FIELD_INTEGER"
"damage" "1"
}
"02"
{
"var_type" "FIELD_INTEGER"
"radius" "2500"
}
"03"
{
"var_type" "FIELD_INTEGER"
"targets" "1"
}
"04"
{
"var_type" "FIELD_INTEGER"
"speed" "700"
}
"05"
{
"var_type" "FIELD_INTEGER"
"targets_scepter" "4"
"RequiresScepter" "1"
}
}
"precache"
{
"soundfile" "soundevents/game_sounds_heroes/game_sounds_tinker.vsndevts"
}

"OnSpellStart"
{
"FireSound"
{
"Target" "CASTER"
"EffectName" "Hero_Tinker.Heat-Seeking_Missile"
}
}
"OnProjectileHitUnit"
{
"FireSound"
{
"Target" "TARGET"
"EffectName" "Hero_Tinker.Heat-Seeking_Missile.Impact"
}
}
}
ability_heat_seeking_missile = {}

function ability_heat_seeking_missile:OnSpellStart()
local caster = self:GetCaster()
local radius = self:GetSpecialValueFor("radius")
local damage = self:GetSpecialValueFor("damage")
local targets = self:GetSpecialValueFor("targets")

if caster:HasScepter() then
targets = self:GetSpecialValueFor("targets_scepter")
end

local enemies = FindUnitsInRadius(
caster:GetTeamNumber(),
caster:GetOrigin(),
nil,
radius,
DOTA_UNIT_TARGET_TEAM_ENEMY,
DOTA_UNIT_TARGET_HERO,
DOTA_UNIT_TARGET_FLAG_FOW_VISIBLE + DOTA_UNIT_TARGET_FLAG_NO_INVIS,
FIND_CLOSEST,
false
)

local info = {
Source = caster,
Ability = self,
EffectName = "particles/units/heroes/hero_tinker/tinker_missile.vpcf",
iMoveSpeed = self:GetSpecialValueFor("speed"),
bDodgeable = true,
ExtraData = {
damage = damage,
}
}
for i=1,math.min(targets,#enemies) do
info.Target = enemies
ProjectileManager:CreateTrackingProjectile( info )
end

if #enemies<1 then
local attach = "attach_attack1"
if self:GetCaster():ScriptLookupAttachment( "attach_attack3" )~=0 then attach = "attach_attack3" end
local point = self:GetCaster():GetAttachmentOrigin( self:GetCaster():ScriptLookupAttachment( attach ) )

local effect_cast = ParticleManager:CreateParticle( "particles/units/heroes/hero_tinker/tinker_missile_dud.vpcf", PATTACH_WORLDORIGIN, self:GetCaster() )
ParticleManager:SetParticleControl( effect_cast, 0, point )
ParticleManager:SetParticleControlForward( effect_cast, 0, self:GetCaster():GetForwardVector() )
ParticleManager:ReleaseParticleIndex( effect_cast )

caster:EmitSound("Hero_Tinker.Heat-Seeking_Missile_Dud")
else
EmitSoundOn( "Hero_Tinker.Heat-Seeking_Missile", caster )
end
end

function ability_heat_seeking_missile:OnProjectileHit_ExtraData( target, location, extraData )
local damage = {
victim = target,
attacker = self:GetCaster(),
damage = extraData.damage,
damage_type = DAMAGE_TYPE_MAGICAL,
ability = self
}
ApplyDamage( damage )

local effect_cast = ParticleManager:CreateParticle( "particles/units/heroes/hero_tinker/tinker_missle_explosion.vpcf", PATTACH_ABSORIGIN_FOLLOW, target )
ParticleManager:ReleaseParticleIndex( effect_cast )

EmitSoundOn( "Hero_Tinker.Heat-Seeking_Missile.Impact", target )
end