[Sidefx-houdini-list] Squishy Dops Question

Louis Dunlevy ld at dneg.com
Thu Nov 29 12:48:35 EST 2007


Ah yes but the sop solver rocks! It is a bit of a learning curve and 
there are a fair few gotchas such as recomputing the centre of gravity 
etc but it's worth trying.. just copy the example with the torus and 
particles and hack it up and you should be up and running. 

Joe Barrow wrote:
> Cheers for the suggestions fellas
>
> I eventually ditched the Dops approach and went for recursive raying to separate the objects instead. I've been introduced to the foreach sop and my life is suddenly more complete.
>
> Still, collision detection between soft deforming objects would be great and certainly open up a whole new approach to modelling organic structures..
>
> Jb
>
> -----Original Message-----
> From: sidefx-houdini-list-bounces at sidefx.com
> [mailto:sidefx-houdini-list-bounces at sidefx.com]On Behalf Of Peter Bowmar
> Sent: 27 November 2007 14:57
> To: sidefx-houdini-list at sidefx.com
> Subject: Re: [Sidefx-houdini-list] Squishy Dops Question
>
>
> Yes, this is the case. However, there might be a way to trick it using
> the SOP Solver to make a new RBD object on the fly, from the squished
> object. I had a play with this, and I found it pretty hard to get my
> brain around and since it wasn't for production, I gave up :(
>
> I think RBD plus the SOP Solver is the way to go ultimately, as Louis suggests.
>
> Cheers,
>
> Peter B
>
> On 27/11/2007, Louis Dunlevy <ld at dneg.com> wrote:
>   
>> I betcha (haven't looked) the squishyobject dop is the old pop object
>> dop in which case you can't. The best way to do what you want is to use
>> the sop solver methinks...
>>
>>
>> Joe Barrow wrote:
>>     
>>> I'm in the world of dops, dropping spheres into a bowl and using the squishyobject operator, am able to make them splat onto the bottom like lumps of dough. Only problem is I want the spheres to act as if they are landing on top of each other rather than intersecting when they land.
>>>
>>> How do I get the squishyobjects to recognise each other as collision objects?
>>>
>>> cheers
>>>
>>> JB
>>>
>>> ---------------
>>> Joe Barrow
>>> Lead Artist
>>> Primal Pictures Ltd
>>>
>>>
>>>
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