[Sidefx-houdini-list] [n00n] issue particle selfcollission
Georg Duemlein, Dipl.-Des.
info at preset.de
Wed Feb 28 11:36:14 EST 2007
thanks for the explanation.
As for the interact POP:
I copy boxes on the particles.
If the particles pervade, is this caused by to much velocity and they
Abdul-Kareem Abo-Namous wrote:
> For some details on the clip you cited (from the Gatorade spot), see
> "Particle interaction" is the interact POP. "RBD <-> particle interaction"
> can go both ways (particles influencing RBDs and vice versa), there are
> nice examples in the help tab for the POP Solver, such as
> As for "particle selfcollision", I'm not aware of any direct way to do
> seeing that particles don't have a surface or volume, so apart from their
> charge and scale (which are both taken into consideration in the interact
> POP), no properties exist that enable a collision check.
> Of course, you could instanciate geometry using the copy DOP onto
> run it through an RBD solver, and retrieve the original point positions
> On 2/28/07, Georg Duemlein, Dipl.-Des. <info at preset.de> wrote:
>> Dear List,
>> I need some clarification on this topics:
>> * particle selfcollision
>> * particle intraction
>> * rigidbody particles interaction
>> A friend of mine cites Houdini as the application that offers particle
>> self collision and this movie:
>> I already found the interactSOP, which offers great possibilities.
>> But to understand things right, this *just* is an simulation of charge
>> based on a radial forcefield around the particle?
>> Fractured objects can't interact through particles and need to be a
>> rigid body thing? I have seen the Pre/Post-ROP-Script fields, and I
>> guess, here POP and DOPs cann communicate?
>> Please drop me a few sop/dop/pop names to look up in the help or point
>> me to a paper.
>> I guess my main problem is the lack of
>> Thank you,
>> Dipl.-Des. Georg Dümlein
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>> Sidefx-houdini-list at sidefx.com
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Dipl.-Des. Georg Dümlein
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