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110 Chapter 11: Space Warps and Particle Systems
2.
Intheglobalevent,PFSource01,clickthe
name of the Render 01 (Geometry) operator to
highlight it and access its p arameters. Be sure
to click the text area; clicking the icon simply
toggles the operator’s active state.
Becausethisoperatorisintheglobalevent,it
affects t he entire particle system. Any operator
you place here does likewise. For example, you
can define a global m aterial here, or you can
define different m aterials locally in each event.
For best results, don’t combine global and loca l
operatorsofthesametypeinasinglesystem;
useoneortheother.
ThesettingsfortheRenderoperatorappearin
a rollout on the
parameters panel ,ontheright
sideoftheParticleViewdialog.Theseincludea
drop-down list for how particles are to render ,
the p ercent age of part icles that wi ll render, and
how to split up the particles into individual
meshes.
Next, you’ll change the part icle display type.
3. In the birth event, Event 01, click the Display 01
(Ticks) operator at the bottom of the list.
The display type is set to Ticks, as noted in the
operator name in the event.
4. NexttotheTypelabel,clickTicks,andfromthe
drop-down list, choose Geometry.
Now the particles appear as tetra hedrons in the
view por ts.
Wire two events together:
Next,you’lladdatestanduseittowirethebirth
event to a new event.
1. In the depot at the bottom of the Particle View
dialog, find Age Test. It’s the first item that uses
ayellow,diamond-shapedicon.
2. Drag an Age Test from the depot into the Event
01 list, at the bottom of the list.