Hi Charles,
Thanks for your help, I've narrowed it down to my terrain, when I use Joseph's
terrain, the particles look good. But when I switch over to my terrain, some of
the particles will get culled. How does a terrain affect the particles?
Regards,
Cg
> Date: Thu, 26 Jun 2008 21:18:51 -0600> From: [EMAIL PROTECTED]> To:
> [email protected]> Subject: Re: [osg-users] Particles being
> culled> > Well, make a bare-bones test program and isolate the cause, and
> post> it if necessary (in a new thread so someone else is compelled to jump>
> in and help you!). It looks like, to me, that they are just rotated,> not
> culled. Also, I guess you're using the connected system, and I> didn't really
> look at that class ... try the bare-bones debug program!> Good luck,>
> Charles> > 2008/6/26 CG <[EMAIL PROTECTED]>:> > Hi Charles,> >> > That didn't
> work too. Just don't seem to see what is culling the particles?> >> >
> Regards,> > Cg> >> > ________________________________> >> Date: Thu, 26 Jun
> 2008 08:14:55 -0600> >> From: [EMAIL PROTECTED]> >> To:
> [email protected]> >> Subject: Re: [osg-users] Particles
> being culled> >>> >> CG:> >> One more try: I'm just looking at old code b/c I
> know I've had a> >> similar problem...and I
didn't notice the next line of my code:> >>> >>
ps->SetAlignVectorX(osg::Vec3(0.,1.,0.));> >>> >> Hopefully that'll make a
difference.> >> -Charles> >>> >> On Thu, Jun 26, 2008 at 6:24 AM, Charles Cossé
<[EMAIL PROTECTED]> wrote:> >> > Sorry, then, I tried ... maybe you should
repost so Robert sees it.> >> > Charles> >> >> >> > On Thu, Jun 26, 2008 at
3:08 AM, CG <[EMAIL PROTECTED]> wrote:> >> >> Hi Charles,> >> >>> >> >> I've
tried the setParticleAlignment and it didn't work.> >> >>> >> >> Regards,> >>
>> Cg> >> >>> >> >> _______ _________________________> >> >>> Date: Wed, 25 Jun
2008 23:28:53 -0600> >> >>> From: [EMAIL PROTECTED]> >> >>> To:
[email protected]> >> >>> Subject: Re: [osg-users] Particles
being culled> >> >>>> >> >>> try:> >> >>>
ps->setParticleAlignment(osgParticle::ParticleSystem::BILLBOARD);> >> >>>> >>
>>>> >> >>> On Wed, Jun 25, 2008 at 11:23 PM, CG <[EMAIL PROTECTED]> wrote:> >>
>>> > Hi Charles,> >> >>> >> >> >>> > Thanks for the reply, what
are the settings for the eye point> >> >>> > facing?> >> >>> >> >> >>> >
Regards,> >> >>> > Cg> >> >>> >> >> >>> > ________________________________> >>
>>> >> Date: Wed, 25 Jun 2008 23:18:07 -0600> >> >>> >> From: [EMAIL
PROTECTED]> >> >>> >> To: [email protected]> >> >>> >>
Subject: Re: [osg-users] Particles being culled> >> >>> >>> >> >>> >> I think
the default for particle systems is that particles are> >> >>> >> little> >>
>>> >> billboards which always face the viewer's eye point. It looks like> >>
>>> >> you've undone that setting somehow, and that the billboards are> >> >>>
>> facing> >> >>> >> different directions.> >> >>> >>> >> >>> >> On Wed, Jun
25, 2008 at 11:07 PM, CG <[EMAIL PROTECTED]> wrote:> >> >>> >> > Hi all,> >>
>>> >> >> >> >>> >> > I'm trying to simulate a smoke trail emitting from a
moving tank> >> >>> >> > by> >> >>> >> > using> >> >>> >> > Joseph's codes but
some particles are being culled (see attached> >> >>> >> > picture).> >> >>> >>
> Any ideas what are the causes?> >> >>> >> >> >> >>> >> > Thanks,> >> >>> >>
>> >> >>> >> > Cg> >> >>> >> >> >> >>> >> > ________________________________>
>> >>> >> > Make the most of what you can do on your PC and the Web, just the>
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