CommonFun.calcBuff_3900

1function CommonFun.calcBuff_3900(srcUser, targetUser, a, b, c, d, lv)
2  if srcUser == nil or targetUser == nil then
3    return 0
4  end
5  local HpPerRatio = 1
6  local Hp = targetUser:GetProperty("Hp")
7  local MaxHp = targetUser:GetProperty("MaxHp")
8  if Hp < 0.8 * MaxHp then
9    HpPerRatio = 2
10  end
11  local A = -0.5 * HpPerRatio
12  return A
13end