Particle collision event problem 2005-04-25 - By Marc-Andre Carbonneau
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Kewl!
If you don't want to use a sprite but rather a shape you can actually
use the "pattern center" in the Particle_Shape PPG. I believe it will do
the same thing.
MAC
-- --Original Message-- --
From: owner-xsi@(protected) [mailto:owner-xsi@(protected)] On Behalf
Of Brad Abrahams
Sent: Monday, April 25, 2005 3:34 PM
To: XSI@(protected)
Subject: Re: Particle collision event problem
Hi Vince,
Your solution works perfectly, something I should have thought of
immediately. Thanks very much!
Brad
-- -- Original Message -- --
From: "Vince Fortin" <vfortin@(protected)>
To: <XSI@(protected)>
Sent: Monday, April 25, 2005 3:16 PM
Subject: Re: Particle collision event problem
> Hey Brad,
> Chances are the emitted particle appears at the center of each
> raindrop. Make sure the streak shape isn't playing tricks on you. I'd
> make my own rain texture with its tip corresponding to the center of
> the sprite. Then turn off "use size for collision" so when the center
> hits the ground, a new particle is emitted at this exact position.
> Your texture should also work with raindrops of all sizes btw.
> Just a thought, I could be wrong ;)
>
> Vincent
>
> On 4/25/05, Marc-Andre Carbonneau <marc-andre.carbonneau@(protected)>
wrote:
> >
> >
> >
> > Hi!
> >
> > Have you checked if "use size for collision" in the Environment Tab
is
> > activated (or not) might be something related to that?
> >
> >
> >
> >
> >
> > __ ____ ____ ____ ____ ____ ____
> >
> >
> > From: owner-xsi@(protected) [mailto:owner-xsi@(protected)] On
Behalf
Of
> > Brad Abrahams
> > Sent: Monday, April 25, 2005 12:48 PM
> > To: XSI@(protected)
> > Subject: Particle collision event problem
> >
> >
> >
> >
> >
> > Greetings,
> >
> >
> >
> >
> >
> > I am setting up a simple rain simulation that is composed of two
ptypes.
The
> > first are the long streaks that are emitted from a grid above the
scene,
the
> > second is the splash ptype emitted via a Emit and Disappear
collision
event
> > when the rain streaks collide with an object. When the streaks
collide
with
> > an object the splash ptype seems to emit from the top of streak,
causing
the
> > splashes to appear above the collision object. I would ideally like
the
> > splash ptype to emit from the point of collision (the bottom of the
streak).
> > I've tried rotating the ptype billboard 180 degrees, but this does
not
help.
> > I've also tried various collision settings with both the ptype and
the
> > collision objects to no avail. Could anyone help me out of this
quandary?
> >
> >
> >
> >
> >
> > Thanks,
> >
> >
> > Brad
>
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