Counter Attack

1function CommonFun.calcBuff_734(srcUser, targetUser, a, b, c, d, lv)
2  if srcUser == nil or targetUser == nil then
3    return 0
4  end
5  local Num1 = srcUser:GetRunePoint(12050_AESIR_CHANGES_THE_EFFECT_OF_COUNTER_ATTACK_TO_COUNTER_ATTACK_SHIELD_THAT_DEALS_BASE5_10_DEF_TRUE_DMG_WHEN_IT_TAKES_MELEE_AUTO_ATTACKS_THE_EFFECT_LASTS_COUNTER_ATTACK_LV_2_SEC_EACH_POINT_INCREASES_BASE_BY_5)
6  local Def = srcUser:GetProperty("Def")
7  local Vit = srcUser:GetProperty("Vit")
8  local DefPer = srcUser:GetProperty("DefPer")
9  local DefFinal = (Def - Vit) * (1 + DefPer) + Vit
10  local A = Num1 * a * b * DefFinal
11  return A
12end