hey Vince.. thanks man.. good tips to keep in the bag.
after all that discussion about the new particle system today, i'm looking forward to it more than ever.
take it easy man
Adam
----- Original Message -----
From: Vince Fortin <vfortin(at)gmail.com>
Date: Wednesday, March 7, 2007 1:32 pm
Subject: Re: particles jittering at rest
> Hi Adam, there's two things you can try:
>
> 1) Scale the scene up until the jittering becomes insignifiant to
> the eye.
>
> 2) Set-up a collision event that clamps the velocity for good.
>
> It's been some time I've used XSI's particles but I'm pretty sure
> that'll work.
>
> Cheers,
> Vincent
>
> On 3/7/07, Adam Sale <adamsale(at)shaw.ca> wrote:
> > Hey all, I have a particle problem that I can't track down a
> quick fix for. Setup is simple. A robot ejecting bullets from a
> gun, bullets are instanced geo on particles. There is an event
> based on collision with a ground plane. The particles bounce once
> and then settle.
> >
> > I've set the particle direction to 'use rotation'.
> >
> > Orientation is set so initial and resting emission angles are
> different.>
> > rotation velocity is animated so the particles spin randomly
> while being emitted. I've had to animate a ramp f-curve to fade
> off the rotation velocity so they cease to spin once they come to
> rest.>
> > Everything works well, EXCEPT, when trying to get the particles
> to stop jittering ever so slightly at rest. I seem to remember a
> particle accuracy setting in previous versions, though I can't be
> absolutely sure. I know there are collision accuracy settings on
> the emission tab.. cranking those settings have absolutely no effect.
> >
> > I've clamped the allowed linear velocity range to the range of
> my particle speed allowing for variance. Funny how the allowed
> linear velocity really changes the look of the effect.
> >
> > I suppose I could set another even on the particles as they
> bounce so that they emit another identical particle which upon
> falling back to the ground after an initial bounce or two, would
> simply stick... but if I don't have to add another emisssion to
> this already simple setup, I'd rather avoid it for simplicity sake.
> >
> > Any thing I might be missing out on?
> >
> > Cheers all... hope you're all getting your siggy plans in gear
> for this year
> >
> >
> > irie
> >
> > Adam
> >
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