|t||Time period in seconds to advance the ParticleSystem simulation by. If |
|withChildren||Fast-forward all child Particle Systems as well.|
|restart||Restart and start from the beginning.|
|fixedTimeStep||Only update the system at fixed intervals, based on the value in "Fixed Time" in the Time options.|
Fast-forwards the Particle System by simulating particles over the given period of time, then pauses it.