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[vJASS] The Glaive is not Showing

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JASS:
library GlaiveOfDestruction uses RegisterPlayerUnitEvent, SpellEffectEvent, Tt, UnitIndexer, WorldBounds

globals
//==================
private constant integer DUM_CODE = 'h000'  //raw code of the dummy
private constant integer ABIL_CODE = 'A000'  //raw code of the Spell
//===================
private constant real DUM_SCALE = 200. //Size of the Glaive
private constant real SPEED = 400. //Speed of the Glaive
private constant real HEIGHT = 100. //height of the Glaive
private constant real COL_SIZE = 200. // collision size of the Glaive
private constant real STUN_DUR = 3. // stun duration
//===================
private constant attacktype ATK = ATTACK_TYPE_NORMAL // attack type
private constant damagetype DMG = DAMAGE_TYPE_MAGIC // damage type
//===================
private constant boolean PRELOAD = true // preloads the resources if "true"
endglobals
//==END==
globals
    private constant player NEUTRAL_PASSIVE = Player(PLAYER_NEUTRAL_PASSIVE)
    
    private group G = bj_lastCreatedGroup
endglobals

//distance
private constant function GetDistance takes integer level returns real
    return 1300.
endfunction
//Glaives AoE
private constant function GetAoE takes integer level returns real
    return 250.
endfunction
//damage
private constant function GetDamage takes integer level returns real
    return 75. * level
endfunction
//Prevents the Glaive from damaging dead units/mechanical units/structures/destructibles/allies/etc.
private constant function GetFilter takes unit caster, unit target returns boolean
    return /*
    */ not IsUnitType(target, UNIT_TYPE_DEAD) and /* // target is alive
    */ IsUnitEnemy(target, GetOwningPlayer(caster)) and /* // target is an enemy of caster
    */ not IsUnitType(target, UNIT_TYPE_STRUCTURE) and /* // target is not a structure
    */ not IsUnitType(target, UNIT_TYPE_MECHANICAL) // target is not mechanic
endfunction

private struct Main extends array
    private group g
    private unit u
    private player owner
    private unit dummy
    private real aoe
    private real damage
    private real distance
    private real sin
    private real cos
    private static integer array store
    private static constant real TIMEOUT = 0.031250000
    private static constant real MAX_SPEED = SPEED * TIMEOUT
    
    implement CTTC
        local unit u
        local real x
        local real y
    implement CTTCExpire
        set x = GetUnitX(this.dummy) + this.cos
        set y = GetUnitY(this.dummy) + this.sin
    //won't go out of bounds
        if x > WorldBounds.minX and y > WorldBounds.minY and x < WorldBounds.maxX and y < WorldBounds.maxY then
            call SetUnitX(this.dummy, x)
            call SetUnitY(this.dummy, y)
        endif
        set this.distance = this.distance - MAX_SPEED
        
        call GroupEnumUnitsInRange(G, x, y, this.aoe + COL_SIZE, null)
        loop
            set u = FirstOfGroup(G)
            exitwhen u == null
            call GroupRemoveUnit(G, u)
            
            if not IsUnitInGroup(u, this.g) and GetFilter(this.u, u) and IsUnitInRangeXY(u, x, y, this.aoe) then
                call GroupAddUnit(this.g, u)
                call UnitDamageTarget(this.u, u, this.damage, true, false, ATK, DMG, null)
                call
            endif
        endloop
         if this.distance <= 0 then
            if thistype.store[GetUnitId(this.u)] == this then
                set thistype.store[GetUnitId(this.u)] = 0
            endif
        
            call GroupClear(this.g)
            call DestroyGroup(this.g)
            call KillUnit(this.dummy)
            
            set this.g = null
            
            call this.destroy()
        endif
        implement CTTCEnd
        
        private static method onCast takes nothing returns boolean
        local thistype this = thistype.create()
        local integer level
        local real a
        
        set this.g = CreateGroup()
        set this.u = GetTriggerUnit()
        set a = Atan2(GetSpellTargetY() - GetUnitY(this.u), GetSpellTargetX() - GetUnitX(this.u))
        set this.dummy = CreateUnit(this.owner, DUM_CODE, GetUnitX(this.u), GetUnitY(this.u), a * bj_RADTODEG)
        set level = GetUnitAbilityLevel(this.u, ABIL_CODE)
        set this.aoe = GetAoE
        set this.damage = GetDamage(level)
        set this.distance = GetDistance(level)
        set this.sin = MAX_SPEED * Sin(a)
        set this.cos = MAX_SPEED * Cos(a)
        set thistype.store[GetUnitId(this.u)] = this
        
        call SetUnitScale(this.dummy, DUM_SCALE, 0, 0)
        call SetUnitFlyHeight(this.dummy, HEIGHT, 0)
        
        return false
    endmethod
    private static method onInit takes nothing returns nothing
        call RegisterSpellEffectEvent(ABIL_CODE, function thistype.onCast)
    endmethod
endstruct

endlibrary
 
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