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Part ic le Spawn Rollout 271
Variation—
ThepercentofAmplitudevariation
applied to each particle.
Peri od—The cycle time for one complete
oscillation of a particle through the bubble "wave."
A recommended value might be 20 to 30 intervals.
Note: Bubblemotionismeasuredintime,notin
rate, so a very large Period value means the motion
takes a long time to complete. Thus, there is no
motion, effectively. Period is therefore set to a ver y
largedefaultvaluesothatthedefaultmotionof
this type is none.
Variation—The percent of Period variation for
each particle.
Phase—The initial displacement of the bubble
pattern along the vector.
Variation—ThepercentofPhasevariationforeach
part icle.
Par ticle Spawn R ollout
Create panel > Geometry button > Choose Particle
Systems from the drop-down list. > Object Type rollout
> SuperSpray/Blizzard/Parray/PC loud > Particle Spawn
rollout
Select a SuperSpray/Blizzard/Parray/PCloud emitter. >
Modify panel > Particle Spawn rollout
TheoptionsontheParticleSpawnrolloutletyou
specify what happens to particles when they die, or
when they collide with a particle deflector. Using
the options on this rollout, you can have particles
generate additional generations of particles upon
collision or death.
Interfa ce
Particle Spawning Effects group
Choose one of t hese options to determine w hat
happens to the particles at either collision or death.
None—Uses none of the spawning controls, and
theparticlesactastheynormallywould. That
is, upon collision, they either bounce or stick,