CommonFun.calcBuff_7860
function CommonFun.calcBuff_7860(srcUser, targetUser, a, b, c, d, lv)
  if srcUser == nil or targetUser == nil then
    return 0
  end
  local layer = srcUser:GetBuffLayer(187580_PROVIDE_HALO_TO_INCREASE_DMG_FOR_TEAMMATES_:MAX_STACK_0)
  local A = layer * 0.1
  return A
end