function onGetFormulaValuesWeapon(cid, attackSkill, weaponAtk, attackFactor)

    -- max weapon dmg: (int32_t)math.ceil((2 * (weaponAtk * (attackSkill + 5.8) / 25 + (getPlayerLevel(cid) - 1) / 10.)) / attackFactor);

    local maxDMG = math.ceil((2 * (weaponAtk * (attackSkill + 5.8) / 25 + (getPlayerLevel(cid) - 1) / 10.)) / attackFactor)
    local minDMG = math.ceil(maxDMG * minDMGWeaponsPercent)
    print("maxDMG:" .. maxDMG .. " | minDMG: " .. minDMG)
    if math.random(100) <= criticalHitChance then
        maxDMG = math.pow(maxDMG, criticalHitMultiplier)
        doSendAnimatedText(getPlayerPosition(cid),"Critical!", TEXTCOLOR_GREY)
        return -math.random(minDMG, maxDMG)
    end

    return -math.random(minDMG, maxDMG)
end