Constructs a Particle instance.
The properties to instantiate the particle with
OptionalhasOptionalindexOptionaltargetDestroys the particle.
Gets the particle's current direction.
Removes all behaviours from the particle.
Resets the particle's default properties and clears its position, velocity, acceleration, color and rotation.
Updates the particle's properties by applying each behaviour to it.
Optionalindex: number
A Particle is an object that is emitted by an emitter.