Formula
CommonFun.calcBuff_9021
function CommonFun.calcBuff_9021(srcUser, targetUser, a, b, c, d, lv, damage, param)
if srcUser == nil or targetUser == nil then
return 0
end
local equip = srcUser:getCurOperEquip()
local A = c
local RefineLv = srcUser:GetEquipedRefineLv(equip.pos)
if b < RefineLv then
A = (RefineLv - b) * a + A
end
return A
end