[スクリプト オペレータ](Script Operator)サンプル内の Speed オペレータ

--The ChannelsUsed handler defines the channels
--to be made available to the script.
on ChannelsUsed pCont do
(
-- No channels specified because the script doesn't make direct
-- access to particle data
)
 
--The Init handler is called on initialization.
--It is used to get the Speed action or create a new one
--if there is not an existing one
on Init pCont do
(
--Get an existing Speed Action by its unique name.
bb = $Speed74b93a88
 
--If the unique action does not exist, create one and give it
--the unique name. If you are reusing the code in multiple
--Script Operators, change the name to have a unique ID!
if (bb == undefined) then
(
ParticleFlow.BeginEdit()
bb = Speed()
bb.name ="Speed74b93a88"
bb.speed = 100
ParticleFlow.EndEdit()
)
initActions = pCont.getInitActions()
--Call the Init method in the Speed Action and pass
--the Particle container, Particle System object and node
--and the init action objects and nodes from the Scripted Operator.
bb.Init (pCont.getParticleContainer()) (pCont.getParticleSystem()) (pCont.getParticleSystemNode()) (pCont.getInitActions()) (pCont.getInitActionNodes())
)
 
--In the Proceed handler, we can call the .Proceed method
--of the Operator Interface and pass the container,
--particle system object and node, and
--the Init Action objects and nodes
--This means that the external Speed action will proceed whenever
--the Script_Operator does.
on Proceed pCont do
(
t_start = pCont.GetTimeStart() as time
t_end = pCont.GetTimeEnd() as time
bb = $Speed74b93a88
if (bb != undefined) then
(
bb.Proceed (pCont.getParticleContainer()) t_start &t_end (pCont.getParticleSystem()) (pCont.getParticleSystemNode()) bb (pCont.GetIntegrator())
)
pCont.SetTimeEnd t_end
)
 
--In the Release hander of the Script_Operator,
--call the.Release method and pass the container of the
--Script_Operator. 
on Release pCont do
(
bb = $Speed74b93a88
if (bb != undefined) then
bb.Release(pCont.getParticleContainer())
)