Lua Help with this "magic wall rune"

[wafuboe]

i wanna make a magic wall rune but this rune throws more magic walls well here is the script..

local combat = createCombatObject()
setCombatParam(combat, COMBAT_PARAM_DISTANCEEFFECT, CONST_ANI_ENERGYBALL)
setCombatParam(combat, COMBAT_PARAM_CREATEITEM, 1497)
setCombatParam(combat, COMBAT_PARAM_AGGRESSIVE, FALSE)

local arr = {
{0, 1, 0},
{1, 1, 1},
{0, 1, 0}
}

end

i think something is missing there so i cant use it
can someone help me plzz?

 

[domelxp]

local combat = createCombatObject()
setCombatParam(combat, COMBAT_PARAM_DISTANCEEFFECT, CONST_ANI_ENERGY)
setCombatParam(combat, COMBAT_PARAM_CREATEITEM, 1497)

local arr = {
{1, 1, 1},
{1, 2, 1},
{1, 1, 1}
}

local area = createCombatArea(arr)
setCombatArea(combat, area)

function onCastSpell(cid, var)
	return doCombat(cid, combat, var)
end

IS BETTER TRY THIS