Framerate for the animation (in frames per second). A value of -1 will tie the framerate to the particle's lifetime so that the animation lasts exactly as long as the particle.
If the animation should loop. Defaults to false.
A list of textures or frame descriptions for duplicated frames. String values will be converted to textures with ParticleUtils.GetTextureFromString. Example of a texture repeated for 5 frames, followed by a second texture for one frame:
[{texture: 'myFirstTex', count: 5}, 'mySecondTex']
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The format of a single animation to be used on a particle.