[osg-users] Particles problem

Maxim Gammer maxgammer at gmail.com
Mon Nov 16 03:09:34 PST 2009


What do you mean by "switching off"?
And can it be done automatically when the object's parents get hidden?



2009/11/16 Robert Osfield <robert.osfield at gmail.com>

> Hi Maxim,
>
> Have you tried switching off the ParticleSystem node?  It's the
> ParticleSystem that does the rendering, the rest of the nodes just
> control how the particles are generated and moved.
>
> Robert.
>
> On Mon, Nov 16, 2009 at 10:52 AM, Maxim Gammer <maxgammer at gmail.com>
> wrote:
> > Hi Robert,
> >
> > I've tried 3 different ways.
> > 1 - Both particles and emitter are children of the hidden/unhidden object
> > 2 - Particles is the child of object, and emitter is in the root.
> > 3 - Emitter is a child of the object and particles is in the root.
> >
> > Hiding/unhiding is done by SetNodeMask. (FFFFFF or 000000)...
> >
> > Max
> >
> > 2009/11/16 Robert Osfield <robert.osfield at gmail.com>
> >>
> >> HI Max,
> >>
> >> The particle system is set between several nodes, so which ones are
> >> you attempting to "hide"/"unhide" and how?
> >>
> >> Robert.
> >>
> >> On Mon, Nov 16, 2009 at 8:22 AM, Maxim Gammer <maxgammer at gmail.com>
> wrote:
> >> > Hello all,
> >> >
> >> > I came across the following situation.
> >> > Let us have an object with particles child and that object is hidden.
> >> > When we unhide this object we get picture 2 and 3.
> >> > Why particles don't dissapiar when the parent object is hidden? Why do
> >> > they
> >> > accumulate? And how to deal with it, how to fix?
> >> >
> >> > P.S. Picture 1 shows how it shoud be.
> >> > --
> >> > Maxim Gammer
> >> >
> >> >
> >> > _______________________________________________
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> >> >
> >> >
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> >> >
> >> >
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> >>
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> >
> >
> >
> > --
> > Maxim Gammer
> >
> >
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> >
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> >
> >
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-- 
Maxim Gammer
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