Formula
CommonFun.calcBuff_3620
function CommonFun.calcBuff_3620(srcUser, targetUser, a, b, c, d, lv)
if srcUser == nil or targetUser == nil then
return 0
end
local skilllv_1 = srcUser:GetLernedSkillLevel(103680_:SHELTER)
local A = skilllv_1 * a + b
if A <= 0 then
return 0
end
return A
end