[Sidefx-houdini-list] image based fracturing

Shaun Galinak shaun at neonshaun.com
Thu Apr 29 01:00:50 EDT 2010


With a trace sop, won't you always get those bordered edges?
Is there any way to get rid of those, so you have clean piece-against-piece 
geometry?
I thought hole faces would take care of it, but it doesn't seem to help...

-Shaun

--------------------------------------------------
From: "Andrew D Lyons" <tstexture at gmail.com>
Sent: Wednesday, April 28, 2010 8:25 PM
To: <sidefx-houdini-list at sidefx.com>
Subject: Re: [Sidefx-houdini-list] image based fracturing

> Well that's kinda what I'd call 2d - but nevermind. The trace SOP
> followed by an extrude, some point position noise and then a facet
> (unique points) could be your ticket....
>
> On 28 April 2010 16:25, Jim VanAllen <jimvanallen at gmail.com> wrote:
>> ideally 3-d, something extruded with a bit of noise to create interesting 
>> edges.
>>
>> On Wed, Apr 28, 2010 at 4:22 PM, Andrew D Lyons <tstexture at gmail.com> 
>> wrote:
>>> Is it a planar breakup or 3D?
>>>
>>> If it's planar (like broken glass) you might be able to use a Trace SOP?
>>>
>>> Cheers
>>>
>>>
>>> On 28 April 2010 16:19, Jim VanAllen <jimvanallen at gmail.com> wrote:
>>>> Hi,
>>>>
>>>> I'm trying to figure out the best way to take an image of some cracks
>>>> (like broken glass), and use it to break up a mesh in Houdini. I've
>>>> used some of the other techniques for fracturing a mesh, but we're
>>>> trying to figure out this specific problem, and my Houdini memory is
>>>> failing me at the moment.
>>>>
>>>> Any ideas?
>>>>
>>>> - jim
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>>>
>>>
>>>
>>> --
>>> =======================================
>>> Andrew D Lyons | Digital Artist | http://www.tstex.com
>>> =======================================
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>
>
>
> -- 
> =======================================
> Andrew D Lyons | Digital Artist | http://www.tstex.com
> =======================================
> _______________________________________________
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