Particle Physics made by Syharaa (Lua Version)

-- Compiled with https://roblox-ts.github.io v0.2.14
-- November 9, 2019, 7:14 PM Bolivia Time

local TS = require(game:GetService("ReplicatedStorage"):WaitForChild("rbxts_include"):WaitForChild("RuntimeLib"));
local VIEWPORT_SIZE;
local _0 = TS.import(TS.getModule("services"));
local Players, RunService, Workspace = _0.Players, _0.RunService, _0.Workspace;
local Particle;
do
    Particle = setmetatable({}, {
        __tostring = function() return "Particle" end;
    });
    Particle.__index = Particle;
    function Particle.new(...)
        local self = setmetatable({}, Particle);
        self:constructor(...);
        return self;
    end;
    function Particle:constructor(Parent)
        self.bounce = 0.9;
        self.gravity = 0.4;
        self.object = Instance.new("Frame");
        self.object.Parent = Parent;
        self.object.Size = UDim2.new(UDim.new(0, 10), UDim.new(0, 10));
        self.object.BackgroundColor3 = Color3.new(0, 0, 0);
        self.x_pos = 10;
        self.y_pos = 10;
        self.prev_xpos = 0;
        self.prev_ypos = 0;
    end;
    function Particle:updatePoint()
        local vx = self.x_pos - self.prev_xpos;
        local vy = self.y_pos - self.prev_ypos;
        self.prev_xpos = self.x_pos;
        self.prev_ypos = self.y_pos;
        self.x_pos = self.x_pos + (vx);
        self.y_pos = self.y_pos + (vy);
        self.y_pos = self.y_pos + (self.gravity);
        if self.x_pos > VIEWPORT_SIZE.X then
            self.x_pos = VIEWPORT_SIZE.X;
            self.prev_xpos = self.x_pos + (vx * self.bounce);
        elseif self.x_pos < 1 / 60 then
            self.prev_xpos = self.x_pos + (vx * self.bounce);
        end;
        if self.y_pos > VIEWPORT_SIZE.Y then
            self.y_pos = VIEWPORT_SIZE.Y;
            self.prev_ypos = self.y_pos + (vy * self.bounce);
        elseif self.y_pos < 1 / 60 then
            self.prev_ypos = self.y_pos + (vy * self.bounce);
        end;
    end;
    function Particle:registerPont()
        self.object.Position = UDim2.new(UDim.new(0, self.x_pos), UDim.new(0, self.y_pos));
    end;
end;
local player = Players.LocalPlayer;
local camera = Workspace.CurrentCamera;
local main_ui = player:WaitForChild("PlayerGui"):WaitForChild("Main");
local frame = main_ui:FindFirstChild("Frame");
local particle = Particle.new(frame);
VIEWPORT_SIZE = camera.ViewportSize;
local function update()
    particle:updatePoint();
    particle:registerPont();
end;
local function sortOrderIn(Object)
    TS.array_forEach(Object, function(element, index, array)
        element.Name = "Particle_" .. tostring(index + 1);
    end);
end;
RunService.RenderStepped:Connect(update);
sortOrderIn(frame:GetChildren());