山洪过境：浪头一来，跳！

if math.abs(wave.x - x) < 26 then sweep() end

 fx-flood

local Flood = {}
local WAVE_SPEED, SWEEP_DMG = 260, 18

local waves = {}

local function spawnWave()
    waves[#waves + 1] = { x = SL:GetValue("screen_right"), hit = false }
end

local function onTick(dt)
    for i = #waves, 1, -1 do
        local w = waves[i]
        w.x = w.x - WAVE_SPEED * dt
        if not w.hit and math.abs(w.x - SL:GetValue("x", "player")) < 26 then
            w.hit = true
            if SL:IsJumping("player") then
                SL:PopText("player", "跃过!", "blue")
            else
                SL:DamagePlayer(SWEEP_DMG)
                SL:PushBack("player", 60)
                SL:PopText("player", "-卷", "blue")
                SL:FlashScreen("#58a6ff", 0.1)
            end
        end
        for _, m in ipairs(SL:GetMonsters()) do
            if not w.hitM and math.abs(w.x - SL:GetValue("x", m)) < 30 then
                w.hitM = true
                SL:SetState(m, "swept", 0.7)
                SL:PushBack(m, 200)
                SL:PopText(m, "卷狼!", "blue")
            end
        end
        if w.x < -40 then table.remove(waves, i) end
    end
end

SL:RegTick("flood_tick", onTick)
SL:RegClick("jump", function() SL:Jump("player", 66) end)

return Flood