This compound uses a certain number of particles within the particle's bounding box as a trigger for an effect.
Plug its Result output into a Trigger port on a State compound or in a Condition port of an If node.
For more information on states, see ICE Particle States [ICE Particle Simulations].
Output Ports: Result
The minimum/maximum number of particles in X/Y/Z within the particle's bounding box that is used as a trigger.