Formula
CommonFun.calcBuff_6551
function CommonFun.calcBuff_6551(srcUser, targetUser, a, b, c, d, lv, damage)
if srcUser == nil or targetUser == nil then
return 0
end
local Ratio = 1
local mapid, maptype = srcUser:GetMapInfo()
if maptype == PVP_MAPS then
Ratio = 0.25
end
local A = damage * lv * 0.02 * Ratio
return A
end