Formula
CommonFun.calcBuff_7660
function CommonFun.calcBuff_7660(srcUser, targetUser, a, b, c, d, lv)
if srcUser == nil or targetUser == nil then
return 0
end
local MaxSp = targetUser:GetProperty("MaxSp")
local A = -MaxSp / 200
if srcUser:HasBuffID(90003034_8931_:MAX_STACK_0) then
A = -MaxSp / 100 + A
end
return A
end