rost alpha silent aim

local ReplicatedStorage = game:GetService("ReplicatedStorage")
local RunService = game:GetService("RunService")
local Players = game:GetService("Players")
local GunClient = require(ReplicatedStorage:FindFirstChild("GunClient", true))
local Camera = workspace.CurrentCamera

getgenv().Enabled = false
getgenv().HitPart = "Head"
getgenv().HitChance = 100
getgenv().FOV = 200

local FOVCircle = Drawing.new("Circle")
FOVCircle.Color = Color3.new(1, 1, 1)
FOVCircle.NumSides = 360
FOVCircle.Radius = FOV

local function GetTarget()
    local Closest = math.huge
    local Target

    for _, Player in Players:GetPlayers() do
        local Character = Player.Character
        if not Character then continue end

        local Humanoid = Character:FindFirstChild("Humanoid")
        if not Humanoid or Humanoid.Health <= 0 then continue end

        local RootPart = Character:FindFirstChild("HumanoidRootPart")
        if not RootPart then continue end

        local ScreenPosition, OnScreen = Camera:WorldToViewportPoint(RootPart.Position)
        if not OnScreen then continue end

        ScreenPosition = Vector2.new(ScreenPosition.X, ScreenPosition.Y)
        local Center = Camera.ViewportSize / 2
        local Distance = (ScreenPosition - Center).Magnitude

        if Distance < FOV and Distance < Closest then
            Closest = Distance
            Target = Character
        end
    end

    return Target
end

local function UpdateCircle()
    FOVCircle.Visible = Enabled

    if Enabled then
        FOVCircle.Radius = FOV
        FOVCircle.Position = Camera.ViewportSize/ 2
    end
end

local OldGFD
OldGFD = hookfunction(GunClient.getfireDirection, function(Gun, Origin, Hit)
    local Result = OldGFD(Gun, Origin, Hit)
    
    if Enabled and math.random(0, 100) <= HitChance then
        local Target = GetTarget()
        if not Target then return Result end

        local HitPartInstance = Target:FindFirstChild(HitPart)
        if not HitPartInstance then return end

        local NewDirection = (HitPartInstance.Position - Origin).Unit
        return NewDirection
    end

    return Result
end)

RunService.PreRender:Connect(UpdateCircle)