PView_Manager インタフェース:
メソッド:
<bool>openParticleView <object>pfEngine
<bool>updateParticleViews <bool>additionsOnly
<bool>preUpdateParticleViews <bool>additionsOnly
<bool>postUpdateParticleViews <bool>additionsOnly
<integer>numActionClasses()
<class>actionClass <index>index
<string>actionName <index>index
<bool>particleViewOpenClose()
<bool>particleFlowOnOff <bool>selectedOnly