The current frame index in the animation.

Whether or not the animation is currently ping-ponging. This is only relevant for animations that have Sandbox.Sprite.LoopMode.PingPong

The speed at which the animation is playing back. A value of 1 means normal speed, 0.5 means half speed, and -1 means reverse playback.

The time since the last frame was advanced.

Returns true if the animation finished, looped, or ping-ponged after calling Sandbox.Sprite.AnimationState.TryAdvanceFrame(Sandbox.Sprite.Animation,System.Single)

Reset the animation playback state to the beginning (first frame, no ping-pong, zero time-since).

Try to advance the frame of a given animation with a given delta time. Returns false if the frame did not advance.