HeliPack

--PUT IN STARTER GUI
--All credit goes to xSoulStealerx



create = function( tab )
	local obj = Instance.new( tab[1] )
	for i, v in pairs( tab ) do
		if i ~= 1 then
			obj[i] = v
		end
	end
	if obj:IsA("BasePart") then
		obj:breakJoints()
	end
	return obj
end

local player		= game.Players.LocalPlayer

repeat wait() until player.Character

local _sgui			= create{ "ScreenGui", Parent = player.PlayerGui, Name = "Controls" }
local _txt			= create{ "TextLabel", Parent = _sgui, Text = "Start/Stop:\t\t\tdouble-tap spacebar\nThrust:\t\t\t\thold spacebar\nTurn character:\trotate camera\nTilt offset:\t\t\tWASD\n\nCaution: may be hard to control for some people\nTip: hold space only when you feel like you need more force upwards",
	BackgroundTransparency = 1, TextColor3 = Color3.new(), Size = UDim2.new(0,0,0,0),
	Position = UDim2.new(0.5, -70, 0, 15), TextWrap = true, TextXAlignment = "Left", TextYAlignment = "Top"
}

local character		= player.Character
local humanoid		= character:WaitForChild("Humanoid")
local head			= character:WaitForChild("Head")
local torso			= character:WaitForChild("Torso")
local l_arm			= character:WaitForChild("Left Arm")
local r_arm			= character:WaitForChild("Right Arm")
local l_leg			= character:WaitForChild("Left Leg")
local r_leg			= character:WaitForChild("Right Leg")

game:service("ContentProvider"):Preload("rbxassetid://134145308")

local heli_sound	= create{ "Sound", SoundId = "rbxassetid://134145308", Volume = 0.15, Looped = true }

local mouse			= player:GetMouse()
local camera		= workspace.CurrentCamera
local bodymass		= 0

local heli_axis_weld;
local heli_rotor_weld;
local heli_rotorspeed;
local heli_rotorrot;
local heli_targetthrottle;
local heli_throttle;

local collision_time;

local bodyforce;
local bodygyro;
local tilt = CFrame.new();

local fake_l_arm;
local fake_r_arm;
local fake_l_leg;
local fake_r_leg;
local heli_axeltop;
local heli_axel;
local heli_top;

local getMass;
local updateMass;
local openPack;
local closePack;

local pack_open = false;

local lastSpaceTick;

keys = {}
framekeys = {}

mouse.KeyDown:connect( function(key)
	keys[ string.byte(key) ] = true
	framekeys[ string.byte(key) ] = true
end )
mouse.KeyUp:connect( function(key)
	keys[ string.byte(key) ] = false
	framekeys[ string.byte(key) ] = false
end )

lastSpaceTick = 0

handleInput = function()
	if keys[32] == true then
		heli_targetthrottle = 1.5
	else
		heli_targetthrottle = 0.7
	end
	if not pack_open then
		heli_targetthrottle = 0
	end
	local t = CFrame.new()
	if keys[ string.byte'a' ] then
		t = t * CFrame.Angles( 0, 0, math.rad(25) )
	end
	if keys[ string.byte'd' ] then
		t = t * CFrame.Angles( 0, 0, math.rad(-25) )
	end
	if keys[ string.byte'w' ] then
		t = t * CFrame.Angles( math.rad(-25), 0, 0 )
	end
	if keys[ string.byte's' ] then
		t = t * CFrame.Angles( math.rad(25), 0, 0 )
	end
	tilt = t
	if framekeys[32] == true then
		if tick() - lastSpaceTick < 0.3 then
			lastSpaceTick = 0
			if pack_open then closePack() else openPack() end
		else
			lastSpaceTick = tick()
		end
	end
end

openPack = function()
	pack_open = true
	heli_throttle = 0.6
	heli_sound:Stop()
	heli_sound:Play()
	humanoid.PlatformStand = true
	bodygyro.Parent = heli_top
	fake_l_arm.CanCollide = true
	fake_r_arm.CanCollide = true
	fake_l_leg.CanCollide = true
	fake_r_leg.CanCollide = true
	game:service("ControllerService"):ClearAllChildren()
end
closePack = function()
	pack_open = false
	humanoid.PlatformStand = false
	bodygyro.Parent = nil
	fake_l_arm.CanCollide = false
	fake_r_arm.CanCollide = false
	fake_l_leg.CanCollide = false
	fake_r_leg.CanCollide = false

	coroutine.resume(coroutine.create(function()
		wait(0.2)
		Instance.new("HumanoidController",game:service("ControllerService"))
	end))
end

getMass = function( p )
	local mass = 0
	if p:IsA("BasePart") then
		mass = mass + p:GetMass()
	end
	for _, child in pairs( p:children() ) do
		mass = mass + getMass( child )
	end
	return mass
end

updateMass = function()
	bodymass = getMass( character )
end

collision_time = 0

onCollision = function( hit )
	if collision_time <= 0 then
		local hit_speed = ( torso.Velocity - hit.Velocity ).magnitude
		if hit_speed > 65 and hit.CanCollide == true then
			collision_time = 0.8
			bodygyro.Parent = nil
		end
	end
end

torso.Touched:connect( onCollision )
head.Touched:connect( onCollision )

for _, child in pairs( character:children() ) do
	if child.Name == "HeliPack" then
		child:Destroy()
	end
end

heli_model	= create{ "Model", Name = "HeliPack", Parent = character }
script.Parent = heli_model

fake_l_arm	= create { "Part", Parent = heli_model, FormFactor = "Custom", Size = Vector3.new(1,2,1), CanCollide = true, Transparency = 1, Elasticity = 0.1, Friction = 0.8 }
fake_r_arm	= create { "Part", Parent = heli_model, FormFactor = "Custom", Size = Vector3.new(1,2,1), CanCollide = true, Transparency = 1, Elasticity = 0.1, Friction = 0.8 }
fake_l_leg	= create { "Part", Parent = heli_model, FormFactor = "Custom", Size = Vector3.new(1,2,1), CanCollide = true, Transparency = 1, Elasticity = 0.1, Friction = 0.8 }
fake_r_leg	= create { "Part", Parent = heli_model, FormFactor = "Custom", Size = Vector3.new(1,2,1), CanCollide = true, Transparency = 1, Elasticity = 0.1, Friction = 0.8 }
create{ "Weld", Part0 = l_arm, Part1 = fake_l_arm, Parent = character }
create{ "Weld", Part0 = r_arm, Part1 = fake_r_arm, Parent = character }
create{ "Weld", Part0 = l_leg, Part1 = fake_l_leg, Parent = character }
create{ "Weld", Part0 = r_leg, Part1 = fake_r_leg, Parent = character }

fake_l_arm.Touched:connect( onCollision )
fake_r_arm.Touched:connect( onCollision )
fake_l_leg.Touched:connect( onCollision )
fake_r_leg.Touched:connect( onCollision )

heli_base 	= create{ "Part", TopSurface = 0, BottomSurface = 0, FormFactor = "Custom", Parent = heli_model,
	Size = Vector3.new(1.8, 1.8, 0.2), BrickColor = BrickColor.new(1002)
}
heli_motor 	= create{ "Part", TopSurface = 0, BottomSurface = 0, FormFactor = "Custom", Parent = heli_model,
	Size = Vector3.new(1.8, 1.7, 0.6), BrickColor = BrickColor.new(194)
}
heli_axel 	= create{ "Part", TopSurface = 0, BottomSurface = 0, FormFactor = "Custom", Parent = heli_model, CanCollide = false,
	Size = Vector3.new(0.2, 3.1, 0.2), BrickColor = BrickColor.new(1002)
}
local _hp = create{ "Part", Parent = heli_model, TopSurface = 0, BottomSurface = 0, FormFactor = "Custom", CanCollide = false, Size = Vector3.new(0.4, 0.2, 0.4), BrickColor = BrickColor.new("Black") }
create{ "CylinderMesh", Parent = _hp}
create{"Weld", Parent = heli_model, Part0 = heli_motor, Part1 = _hp, C0 = CFrame.new(0, 0.9, 0) }
heli_axeltop = create{ "Part", TopSurface = 0, BottomSurface = 0, FormFactor = "Custom", Parent = heli_model, CanCollide = false,
	Size = Vector3.new(0.4, 0.2, 0.4), BrickColor = BrickColor.new("Black")
}
heli_top = create{ "Part", TopSurface = 0, BottomSurface = 0, FormFactor = "Custom", Parent = heli_model, CanCollide = false,
	Size = Vector3.new(0.2, 0.2, 0.2), Transparency = 1
}
create{ "Weld", Part0 = heli_axel, Part1 = heli_top, C0 = CFrame.new(0,1.5,0), Parent = heli_model }

create{ "CylinderMesh", Parent = heli_axeltop }
create{ "CylinderMesh", Parent = heli_axel }

heli_rotor_weld = create{ "Weld", Parent = heli_model, Part0 = heli_axel, Part1 = heli_axeltop, C0 = CFrame.new(0,1.6,0) }

clone_rotor	= create{ "Part", TopSurface = 0, BottomSurface = 0, FormFactor = "Custom", CanCollide = false,
	Size = Vector3.new(1.1, 0.2, 4.5), Transparency = 1
}
create { "Decal", Parent = clone_rotor, Texture = "rbxassetid://142889819", Face = "Top" }
create { "Decal", Parent = clone_rotor, Texture = "rbxassetid://142889819", Face = "Bottom" }

for angle = 0, 360-120, 120 do
	local part = clone_rotor:clone()
	create{ "BlockMesh", Parent = part, Scale = Vector3.new(1,0,1) }
	create{ "Weld", Part0 = heli_axeltop, Part1 = part, C0 = CFrame.Angles(0, math.rad(angle), 0), C1 = CFrame.new( 0, 0, -2.25 ), Parent = heli_model }
	part.Parent = heli_model
end

create{ "Weld", Part0 = torso, Part1 = heli_base, C0 = CFrame.new( 0, 0, 0.6 ), Parent = heli_model }
create{ "Weld", Part0 = heli_base, Part1 = heli_motor, C0 = CFrame.new( 0, -0.05, 0.4 ), Parent = heli_model }

heli_axis_weld = create{ "Weld", Part0 = heli_motor, Part1 = heli_axel, C0 = CFrame.new( 0, 2.3, 0 ), Parent = heli_model }

heli_l_part	= create{ "Part", TopSurface = 0, BottomSurface = 0, FormFactor = "Custom", Parent = heli_model, CanCollide = false, Size = Vector3.new(0.2, 1, 0.2), BrickColor = BrickColor.new(1002) }
heli_r_part	= create{ "Part", TopSurface = 0, BottomSurface = 0, FormFactor = "Custom", Parent = heli_model, CanCollide = false, Size = Vector3.new(0.2, 1, 0.2), BrickColor = BrickColor.new(1002) }
heli_l_axel	= create{ "Part", TopSurface = 0, BottomSurface = 0, FormFactor = "Custom", Parent = heli_model, CanCollide = false, Size = Vector3.new(0.2, 0.7, 0.2), BrickColor = BrickColor.new(1002) }
heli_r_axel	= create{ "Part", TopSurface = 0, BottomSurface = 0, FormFactor = "Custom", Parent = heli_model, CanCollide = false, Size = Vector3.new(0.2, 0.7, 0.2), BrickColor = BrickColor.new(1002) }
heli_l_top = create{ "Part", TopSurface = 0, BottomSurface = 0, FormFactor = "Custom", Parent = heli_model, CanCollide = false, Size = Vector3.new(0.3, 0.2, 0.3), BrickColor = BrickColor.new("Black") }
heli_r_top = create{ "Part", TopSurface = 0, BottomSurface = 0, FormFactor = "Custom", Parent = heli_model, CanCollide = false, Size = Vector3.new(0.3, 0.2, 0.3), BrickColor = BrickColor.new("Black") }
create{"CylinderMesh", Parent = heli_l_top, Scale = Vector3.new(1,0.4,1) }
create{"CylinderMesh", Parent = heli_r_top, Scale = Vector3.new(1,0.4,1) }
create{"CylinderMesh", Parent = heli_l_part }
create{"CylinderMesh", Parent = heli_r_part }
create{"CylinderMesh", Parent = heli_l_axel, Scale = Vector3.new(0.8,1,0.8) }
create{"CylinderMesh", Parent = heli_r_axel, Scale = Vector3.new(0.8,1,0.8) }

create{ "Weld", Part0 = heli_motor, Part1 = heli_l_part, C0 = CFrame.new( -0.9, 0.65, 0 ) * CFrame.Angles(0,math.pi/2,0) * CFrame.Angles(-math.pi/2,0,0), C1 = CFrame.new(0, -0.5, 0), Parent = heli_model }
create{ "Weld", Part0 = heli_motor, Part1 = heli_r_part, C0 = CFrame.new( 0.9, 0.65, 0 ) * CFrame.Angles(0,-math.pi/2,0) * CFrame.Angles(-math.pi/2,0,0), C1 = CFrame.new(0, -0.5, 0), Parent = heli_model }
create{ "Weld", Part0 = heli_l_part, Part1 = heli_l_axel, C0 = CFrame.new( 0, 0.38, 0 ) * CFrame.Angles(0, 0, 1.4), C1 = CFrame.new(0, -0.3, 0), Parent = heli_model }
create{ "Weld", Part0 = heli_r_part, Part1 = heli_r_axel, C0 = CFrame.new( 0, 0.38, 0 ) * CFrame.Angles(0, 0, -1.4), C1 = CFrame.new(0, -0.3, 0), Parent = heli_model }

heli_l_weld = create{ "Weld", Part0 = heli_l_axel, Part1 = heli_l_top, C0 = CFrame.new( 0, 0.4, 0 ), Parent = heli_model }
heli_r_weld = create{ "Weld", Part0 = heli_r_axel, Part1 = heli_r_top, C0 = CFrame.new( 0, 0.4, 0 ), Parent = heli_model }

for angle = 0, 360-90, 90 do
	local part = clone_rotor:clone()
	part.Size = Vector3.new(0.6,0.2,1.6)
	create{ "BlockMesh", Parent = part, Scale = Vector3.new(1,0,1) }
	create{ "Weld", Part0 = heli_l_top, Part1 = part, C0 = CFrame.Angles(0, math.rad(angle), 0), C1 = CFrame.new( 0, 0, -0.8 ), Parent = heli_model }
	part.Parent = heli_model
	local part2 = clone_rotor:clone()
	part2.Size = Vector3.new(0.6,0.2,1.6)
	create{ "BlockMesh", Parent = part2, Scale = Vector3.new(1,0,1) }
	create{ "Weld", Part0 = heli_r_top, Part1 = part2, C0 = CFrame.Angles(0, math.rad(angle), 0), C1 = CFrame.new( 0, 0, -0.8 ), Parent = heli_model }
	part2.Parent = heli_model
end

heli_sound.Parent = heli_axeltop
bodyforce	= create{ "BodyForce", force = Vector3.new(), Parent = heli_top }
bodygyro	= create{ "BodyGyro", maxTorque = Vector3.new( 3000, 3000, 3000 ), P = 65, D = 7 }


heli_rotorspeed = 0
heli_rotorrot = 0
heli_throttle = 0
heli_targetthrottle = 0

heli_sound:Play()

updateMass()
closePack()

character.DescendantAdded:connect( updateMass )
character.DescendantRemoving:connect( updateMass )

local prevTime = tick()

local a = 0

loop = function()
	local currTime = tick()
	local delta = currTime - prevTime
	prevTime = currTime

	handleInput()

	if collision_time > 0 then
		collision_time = collision_time - delta
	else
		if pack_open and bodygyro.Parent ~= heli_top then
			bodygyro.Parent = heli_top
		end
	end

	heli_throttle = heli_throttle + (heli_targetthrottle - heli_throttle)*(0.06*delta*60.0)
	heli_rotorspeed = heli_throttle*3200
	heli_sound.Pitch = 1.9 + ( heli_throttle - 1 )*1

	if heli_throttle > 0.002 then
		if heli_sound.IsPaused then
			heli_sound:Play()
		end
		heli_sound.Volume = 0.28*(heli_throttle-0.002)
	else
		if heli_sound.IsPlaying then
			heli_sound:Pause()
		end
	end

	heli_rotorrot = heli_rotorrot + heli_rotorspeed*delta
	if heli_rotorrot > 180 then heli_rotorrot = heli_rotorrot - 360 elseif heli_rotorrot < -180 then heli_rotorrot = heli_rotorrot + 360 end
	heli_rotor_weld.C0 = CFrame.new(0, 1.6, 0) * CFrame.Angles( 0, math.rad(-heli_rotorrot), 0 )
	heli_l_weld.C1 = CFrame.Angles( 0, math.rad(heli_rotorrot), 0 )
	heli_r_weld.C1 = CFrame.Angles( 0, math.rad(heli_rotorrot), 0 )

	local cf = camera.CoordinateFrame * CFrame.Angles( math.rad(15), 0, 0 ) * tilt
	bodygyro.cframe = cf
	local up = ( torso.CFrame * CFrame.Angles( math.pi/2, 0, 0 )).lookVector

	local acc = Vector3.new(1,1,1)*196.2*heli_throttle
	bodyforce.force = up * acc * bodymass

	local hit, hitpos = workspace:FindPartOnRay( Ray.new( torso.CFrame.p, -up*3.1 ), character )

	if hit and pack_open and up.y > 0.88 and bodygyro.Parent == heli_top then
		if hit.CanCollide then
			closePack()
		end
	end

	for i, _ in pairs( framekeys ) do
		framekeys[i] = false
	end
end

oc = oc or function(f) return f end

game:service("RunService").RenderStepped:connect( oc(loop) )