【界面UI】镜头震动反馈：受击与爆炸的屏幕震动分级设计

local function shakeCamera(dmg)
    local tier = 1
    if dmg >= 500 then tier = 3
    elseif dmg >= 200 then tier = 2 end
    local amp = tier * 3
    SL:Schedule(function()
        amp = amp * 0.85
        if amp < 0.5 then amp = 0 end
        local ox = (math.random() - 0.5) * 2 * amp
        local oy = (math.random() - 0.5) * 2 * amp
        GUI:setPosition(sceneRoot, ox, oy)
    end, 0.03)
end

local lastShake, pendingTier = 0, 0
local function requestShake(dmg)
    local tier = math.min(3, math.ceil(dmg / 200))
    if os.clock() - lastShake < 0.1 then
        pendingTier = math.max(pendingTier, tier)
        return
    end
    lastShake = os.clock()
    shakeCamera(tier * 200)
end