伤害封顶：单次输出设有硬上限

-- 错误：伤害原样入账，无上限
function takeHit(target, dmg)
    target.hp = target.hp - dmg
end

local CAP_NORMAL = 9999999
local CAP_BOSS = 999999
local function takeHit(target, dmg, isBoss)
    local cap = CAP_NORMAL
    if isBoss then
        cap = CAP_BOSS
    end
    local real = math.min(dmg, cap)
    target.hp = target.hp - real
    showFlyWord(dmg, real < dmg)
end