function CommonFun.calcBuff_7740(srcUser, targetUser, a, b, c, d, lv)
  if srcUser == nil or targetUser == nil then
    return 0
  end
  local A = 0
  local AddNum = 0
  local AddTime = 0
  if srcUser:HasBuffID(21930010_UNIVERSE_STARSHARD_1_STAR_PER_SECOND_:MAX_STACK_0) then
    AddNum = 1
  end
  if srcUser:HasBuffID(21930020_UNIVERSE_STARSHARD_DURATION_1_:MAX_STACK_0) then
    AddTime = 1
  end
  local StarNum = srcUser:GetBuffLayer(136190_ASTROLOGY_LAYER_:MAX_STACK_5)
  if a == 1 and b == 0 then
    A = 1000 / (StarNum + AddNum)
  end
  if a == 0 and b == 1 then
    A = (StarNum + AddNum) * (StarNum + AddTime)
  end
  return A
end