AnimationTrack

local humanoid = script.Parent:WaitForChild("Humanoid")
local animator = humanoid:WaitForChild("Animator")

animator.AnimationPlayed:Connect(function(animationTrack)
	local animationName = animationTrack.Animation.Name
	print("Animation playing " .. animationName)
end)

local function playOrAdjust(animationTrack, fadeTime, weight, speed)
	if not animationTrack.IsPlaying then
		animationTrack:Play(fadeTime, weight, speed)
	else
		animationTrack:AdjustSpeed(speed)
		animationTrack:AdjustWeight(weight, fadeTime)
	end
end

local animation = Instance.new("Animation")
animation.AnimationId = "rbxassetid://507765644"

local humanoid = script.Parent:WaitForChild("Humanoid")
local animator = humanoid:WaitForChild("Animator")
local animationTrack = animator:LoadAnimation(animation)

playOrAdjust(animationTrack, 1, 0.6, 1)

local function playAnimationForDuration(animationTrack, duration)
	local speed = animationTrack.Length / duration
	animationTrack:Play()
	animationTrack:AdjustSpeed(speed)
end

local animation = Instance.new("Animation")
animation.AnimationId = "rbxassetid://507765000"

local humanoid = script.Parent:WaitForChild("Humanoid")
local animator = humanoid:WaitForChild("Animator")

local animationTrack = animator:LoadAnimation(animation)

playAnimationForDuration(animationTrack, 3)

local Players = game:GetService("Players")

local localPlayer = Players.LocalPlayer

while not localPlayer.Character do
	task.wait()
end

local character = localPlayer.Character
local humanoid = character:WaitForChild("Humanoid")
local animator = humanoid:WaitForChild("Animator")

local animation = Instance.new("Animation")
animation.AnimationId = "rbxassetid://507770453"

local animationTrack = animator:LoadAnimation(animation)
animationTrack.Looped = false
task.wait(3)
animationTrack:Play()
task.wait(4)
animationTrack.Looped = true
animationTrack:Play()

local function playForNumberLoops(animationTrack, number)
	animationTrack.Looped = true
	animationTrack:Play()
	local numberOfLoops = 0
	local connection = nil
	connection = animationTrack.DidLoop:Connect(function()
		numberOfLoops = numberOfLoops + 1
		print("loop: ", numberOfLoops)
		if numberOfLoops >= number then
			animationTrack:Stop()
			connection:Disconnect() -- it's important to disconnect connections when they are no longer needed
		end
	end)
end

local animation = Instance.new("Animation")
animation.AnimationId = "rbxassetid://507765644"

local humanoid = script.Parent:WaitForChild("Humanoid")
local animator = humanoid:WaitForChild("Animator")
local animationTrack = animator:LoadAnimation(animation)

playForNumberLoops(animationTrack, 5)

local ContentProvider = game:GetService("ContentProvider")
local Players = game:GetService("Players")

local localPlayer = Players.LocalPlayer
while not localPlayer.Character do
	task.wait()
end
local character = localPlayer.Character
local humanoid = character:WaitForChild("Humanoid")
local animator = humanoid:WaitForChild("Animator")
local animation = Instance.new("Animation")
animation.AnimationId = "rbxassetid://507770453"

ContentProvider:PreloadAsync({ animation })

local animationTrack = animator:LoadAnimation(animation)

local normalSpeedTime = animationTrack.Length / animationTrack.Speed
animationTrack:AdjustSpeed(3)
local fastSpeedTime = animationTrack.Length / animationTrack.Speed

print("At normal speed the animation will play for", normalSpeedTime, "seconds")
print("At 3x speed the animation will play for", fastSpeedTime, "seconds")

local function playAnimationForDuration(animationTrack, duration)
	local speed = animationTrack.Length / duration
	animationTrack:Play()
	animationTrack:AdjustSpeed(speed)
end

local animation = Instance.new("Animation")
animation.AnimationId = "rbxassetid://507765000"

local humanoid = script.Parent:WaitForChild("Humanoid")
local animator = humanoid:WaitForChild("Animator")

local animationTrack = animator:LoadAnimation(animation)

playAnimationForDuration(animationTrack, 3)

function freezeAnimationAtTime(animationTrack, timePosition)
	if not animationTrack.IsPlaying then
		-- Play the animation if it is not playing
		animationTrack:Play()
	end
	-- Set the speed to 0 to freeze the animation
	animationTrack:AdjustSpeed(0)
	-- Jump to the desired TimePosition
	animationTrack.TimePosition = timePosition
end

function freezeAnimationAtPercent(animationTrack, percentagePosition)
	if not animationTrack.IsPlaying then
		-- Play the animation if it is not playing
		animationTrack:Play()
	end
	-- Set the speed to 0 to freeze the animation
	animationTrack:AdjustSpeed(0)
	-- Jump to the desired TimePosition
	animationTrack.TimePosition = (percentagePosition / 100) * animationTrack.Length
end

local animation = Instance.new("Animation")
animation.AnimationId = "rbxassetid://507765644"

local humanoid = script.Parent:WaitForChild("Humanoid")
local animator = humanoid:WaitForChild("Animator")
local animationTrack = animator:LoadAnimation(animation)

freezeAnimationAtTime(animationTrack, 0.5)
freezeAnimationAtPercent(animationTrack, 50)

local Players = game:GetService("Players")

local localPlayer = Players.LocalPlayer

while not localPlayer.Character do
	task.wait()
end
local character = localPlayer.Character

local humanoid = character:WaitForChild("Humanoid")
local animator = humanoid:WaitForChild("Animator")

local animation1 = Instance.new("Animation")
animation1.AnimationId = "rbxassetid://507770453"

local animation2 = Instance.new("Animation")
animation2.AnimationId = "rbxassetid://507771019"

task.wait(3) -- arbitrary wait time to allow the character to fall into place

local animationTrack1 = animator:LoadAnimation(animation1)
local animationTrack2 = animator:LoadAnimation(animation2)

animationTrack1.Priority = Enum.AnimationPriority.Movement
animationTrack2.Priority = Enum.AnimationPriority.Action

animationTrack1:Play(0.1, 5, 1)
animationTrack2:Play(10, 3, 1)

local done = false
while not done and task.wait(0.1) do
	if math.abs(animationTrack2.WeightCurrent - animationTrack2.WeightTarget) < 0.001 then
		print("got there")
		done = true
	end
end

local Players = game:GetService("Players")

local localPlayer = Players.LocalPlayer

while not localPlayer.Character do
	task.wait()
end
local character = localPlayer.Character

local humanoid = character:WaitForChild("Humanoid")
local animator = humanoid:WaitForChild("Animator")

local animation1 = Instance.new("Animation")
animation1.AnimationId = "rbxassetid://507770453"

local animation2 = Instance.new("Animation")
animation2.AnimationId = "rbxassetid://507771019"

task.wait(3) -- arbitrary wait time to allow the character to fall into place

local animationTrack1 = animator:LoadAnimation(animation1)
local animationTrack2 = animator:LoadAnimation(animation2)

animationTrack1.Priority = Enum.AnimationPriority.Movement
animationTrack2.Priority = Enum.AnimationPriority.Action

animationTrack1:Play(0.1, 5, 1)
animationTrack2:Play(10, 3, 1)

local done = false
while not done and task.wait(0.1) do
	if math.abs(animationTrack2.WeightCurrent - animationTrack2.WeightTarget) < 0.001 then
		print("got there")
		done = true
	end
end

local function playAnimationForDuration(animationTrack, duration)
	local speed = animationTrack.Length / duration
	animationTrack:Play()
	animationTrack:AdjustSpeed(speed)
end

local animation = Instance.new("Animation")
animation.AnimationId = "rbxassetid://507765000"

local humanoid = script.Parent:WaitForChild("Humanoid")
local animator = humanoid:WaitForChild("Animator")

local animationTrack = animator:LoadAnimation(animation)

playAnimationForDuration(animationTrack, 3)

local ContentProvider = game:GetService("ContentProvider")
local Players = game:GetService("Players")

local localPlayer = Players.LocalPlayer
while not localPlayer.Character do
	task.wait()
end
local character = localPlayer.Character
local humanoid = character:WaitForChild("Humanoid")
local animator = humanoid:WaitForChild("Animator")
local animation = Instance.new("Animation")
animation.AnimationId = "rbxassetid://507770453"

ContentProvider:PreloadAsync({ animation })

local animationTrack = animator:LoadAnimation(animation)

local normalSpeedTime = animationTrack.Length / animationTrack.Speed
animationTrack:AdjustSpeed(3)
local fastSpeedTime = animationTrack.Length / animationTrack.Speed

print("At normal speed the animation will play for", normalSpeedTime, "seconds")
print("At 3x speed the animation will play for", fastSpeedTime, "seconds")

local function changeWeight(animationTrack, weight, fadeTime)
	animationTrack:AdjustWeight(weight, fadeTime)
	local startTime = tick()
	while math.abs(animationTrack.WeightCurrent - weight) > 0.001 do
		task.wait()
	end
	print("Time taken to change weight " .. tostring(tick() - startTime))
end

local animation = Instance.new("Animation")
animation.AnimationId = "rbxassetid://507765644"

local humanoid = script.Parent:WaitForChild("Humanoid")
local animator = humanoid:WaitForChild("Animator")
local animationTrack = animator:LoadAnimation(animation)

changeWeight(animationTrack, 0.6, 1)

local Players = game:GetService("Players")

local player = Players.LocalPlayer
local character = player.Character or player.Character:Wait()
local humanoid = character:WaitForChild("Humanoid")

-- Create new "Animation" instance
local kickAnimation = Instance.new("Animation")
-- Set its "AnimationId" to the corresponding animation asset ID
kickAnimation.AnimationId = "rbxassetid://2515090838"

-- Load animation onto the humanoid
local kickAnimationTrack = humanoid:LoadAnimation(kickAnimation)

-- Play animation track
kickAnimationTrack:Play()

-- If a named event was defined for the animation, connect it to "GetMarkerReachedSignal()"
kickAnimationTrack:GetMarkerReachedSignal("KickEnd"):Connect(function(paramString)
	print(paramString)
end)

local function jumpToKeyframe(animationTrack, keyframeName)
	local timePosition = animationTrack:GetTimeOfKeyframe(keyframeName)
	if not animationTrack.IsPlaying then
		animationTrack:Play()
	end
	animationTrack.TimePosition = timePosition
end

local ANIMATION_ID = 0
local KEYFRAME_NAME = "Test"

local animation = Instance.new("Animation")
animation.AnimationId = "rbxassetid://" .. ANIMATION_ID

local humanoid = script.Parent:WaitForChild("Humanoid")
local animator = humanoid:WaitForChild("Animator")
local animationTrack = animator:LoadAnimation(animation)

jumpToKeyframe(animationTrack, KEYFRAME_NAME)

local function playAnimationForDuration(animationTrack, duration)
	local speed = animationTrack.Length / duration
	animationTrack:Play()
	animationTrack:AdjustSpeed(speed)
end

local animation = Instance.new("Animation")
animation.AnimationId = "rbxassetid://507765000"

local humanoid = script.Parent:WaitForChild("Humanoid")
local animator = humanoid:WaitForChild("Animator")

local animationTrack = animator:LoadAnimation(animation)

playAnimationForDuration(animationTrack, 3)

function freezeAnimationAtTime(animationTrack, timePosition)
	if not animationTrack.IsPlaying then
		-- Play the animation if it is not playing
		animationTrack:Play()
	end
	-- Set the speed to 0 to freeze the animation
	animationTrack:AdjustSpeed(0)
	-- Jump to the desired TimePosition
	animationTrack.TimePosition = timePosition
end

function freezeAnimationAtPercent(animationTrack, percentagePosition)
	if not animationTrack.IsPlaying then
		-- Play the animation if it is not playing
		animationTrack:Play()
	end
	-- Set the speed to 0 to freeze the animation
	animationTrack:AdjustSpeed(0)
	-- Jump to the desired TimePosition
	animationTrack.TimePosition = (percentagePosition / 100) * animationTrack.Length
end

local animation = Instance.new("Animation")
animation.AnimationId = "rbxassetid://507765644"

local humanoid = script.Parent:WaitForChild("Humanoid")
local animator = humanoid:WaitForChild("Animator")
local animationTrack = animator:LoadAnimation(animation)

freezeAnimationAtTime(animationTrack, 0.5)
freezeAnimationAtPercent(animationTrack, 50)

local function fadeOut(animationTrack, fadeTime)
	animationTrack:Stop(fadeTime)
	local startTime = tick()
	while animationTrack.WeightCurrent > 0 do
		task.wait()
	end
	local timeTaken = tick() - startTime
	print("Time taken for weight to reset: " .. tostring(timeTaken))
end

local animation = Instance.new("Animation")
animation.AnimationId = "rbxassetid://507765644"

local humanoid = script.Parent:WaitForChild("Humanoid")
local animator = humanoid:WaitForChild("Animator")
local animationTrack = animator:LoadAnimation(animation)

animationTrack:Play()

fadeOut(animationTrack, 1)

local function playForNumberLoops(animationTrack, number)
	animationTrack.Looped = true
	animationTrack:Play()
	local numberOfLoops = 0
	local connection = nil
	connection = animationTrack.DidLoop:Connect(function()
		numberOfLoops = numberOfLoops + 1
		print("loop: ", numberOfLoops)
		if numberOfLoops >= number then
			animationTrack:Stop()
			connection:Disconnect() -- it's important to disconnect connections when they are no longer needed
		end
	end)
end

local animation = Instance.new("Animation")
animation.AnimationId = "rbxassetid://507765644"

local humanoid = script.Parent:WaitForChild("Humanoid")
local animator = humanoid:WaitForChild("Animator")
local animationTrack = animator:LoadAnimation(animation)

playForNumberLoops(animationTrack, 5)

local InsertService = game:GetService("InsertService")
local Players = game:GetService("Players")

-- Create an NPC model to animate.
local npcModel = Players:CreateHumanoidModelFromUserId(129687796)
npcModel.Name = "JoeNPC"
npcModel.Parent = workspace
npcModel:MoveTo(Vector3.new(0, 15, 4))
local humanoid = npcModel:WaitForChild("Humanoid")

-- Load an animation.
local animationModel = InsertService:LoadAsset(2510238627)
local animation = animationModel:FindFirstChildWhichIsA("Animation", true)
local animator = humanoid:WaitForChild("Animator")
local animationTrack = animator:LoadAnimation(animation)

-- Connect to Stopped event. This fires when animation stops of
-- it's own accord, or we explicitly call Stop.
animationTrack.Stopped:Connect(function()
	print("Animation stopped")
end)

-- Connect to Ended event. This fires when when animation is completely
-- finished affecting the world. In this case it will fire 3 seconds
-- after we call animationTrack:Stop because we pass in a 3
-- second fadeOut.
animationTrack.Ended:Connect(function()
	print("Animation ended")
	animationTrack:Destroy()
end)

-- Run, give it a bit to play, then stop.
print("Calling Play")
animationTrack:Play()
task.wait(10)
print("Calling Stop")
animationTrack:Stop(3)

local function yieldPlayAnimation(animationTrack, fadeTime, weight, speed)
	animationTrack:Play(fadeTime, weight, speed)
	animationTrack.Stopped:Wait()
	print("Animation has stopped")
end

local animation = Instance.new("Animation")
animation.AnimationId = "rbxassetid://507765644"

local humanoid = script.Parent:WaitForChild("Humanoid")
local animator = humanoid:WaitForChild("Animator")
local animationTrack = animator:LoadAnimation(animation)

yieldPlayAnimation(animationTrack, 1, 0.6, 1)