Formula
CommonFun.calcBuff_3251
function CommonFun.calcBuff_3251(srcUser, targetUser, a, b, c, d, lv)
if srcUser == nil or targetUser == nil then
return 0
end
local Attr = srcUser:GetProperty(CommonFun.GetAttrName(c))
local A = math.floor(Attr / a * 1000) / 1000 + lv * b + d
return A
end