Tests whether or not this particle is alive. Dead particles will be discarded by the particle sprite and won't be rendered anymore. This method is used to check every particle on each frame update.
Tests whether or not this particle is alive. Dead particles will be discarded by the particle sprite and won't be rendered anymore. This method is used to check every particle on each frame update.
This method is called on each frame update. Technically, a particle sprite call this method when it itself receives CPSceneObject.update callback passing its own scene context to this callback.
This method is called on each frame update. Technically, a particle sprite call this method when it itself receives CPSceneObject.update callback passing its own scene context to this callback.