[Sidefx-houdini-list] op: and point cloud

Peter Robbinson probbins at sympatico.ca
Mon Feb 18 09:17:21 EST 2008


Alright, I'm completely out of my depth on this but since you brought up 
Cops...
Could you take advantage of the deep raster P or Pz and get your 
information from Cops?
The composite renderer will reload files into the compositor as they are 
rendered from mantra.

PeterR

guillaume laforge wrote:
> I see, of course, Mantra can't read directly a sop node. As we can use op:/
> in a COP I thought it was possible from Mantra too :-P.
>
> Thanks Louis and Peter.
>
> Cheers
>
> Guillaume
>
> On Feb 18, 2008 12:57 PM, Peter Bowmar <pbowmar at gmail.com> wrote:
>
>   
>> I think all it requires is taking the geometry referenced by the op:
>> and putting that into the IFD, then some syntax in the IFD that would
>> "load" that geometry from the IFD to use for the pciterate() etc. I'm
>> not saying that's trivial, but I have vague ideas how I might do it in
>> Soho. not that I have time, mind you ...
>>
>> Cheers,
>>
>> Peter B
>>
>> On 18/02/2008, Louis Dunlevy <ld at dneg.com> wrote:
>>     
>>> Yeah, from what I gather it would require Mantra to run hscript commands
>>> on the fly which it can't currently do..
>>>
>>> Peter Bowmar wrote:
>>>       
>>>> Hi Guillaume,
>>>>
>>>> As far as I know, you can't do this. It's a general problem with
>>>> things like pciterate, metaloops and other things. There is no way
>>>> (that I know of) to access these things directly from the IFD file. I
>>>> hope for it in 9.0, then in 9.1 and now I hope for it in 10.
>>>>
>>>> Cheers,
>>>>
>>>> peter B
>>>>
>>>> On 18/02/2008, guillaume laforge <guillaume.laforge.3d at gmail.com>
>>>>         
>> wrote:
>>     
>>>>> Hi,
>>>>>
>>>>> I'm working on a Shop using "multiSSS" vops.  As I'm tweaking the
>>>>>           
>> scatter
>>     
>>>>> sop to find the best distribution for the irradiance samples for the
>>>>>           
>> SSS
>>     
>>>>> point cloud I would like to use "op:/obj/MyGeo/MyPointCloudSop" to
>>>>>           
>> avoid to
>>     
>>>>> write
>>>>> to file before a rendering preview. But it doesn't work...
>>>>>
>>>>> Is it possible to use a point cloud from a sop instead of a disk file
>>>>>           
>> with
>>     
>>>>> the multiSSS ?
>>>>>
>>>>> Cheers
>>>>>
>>>>> --
>>>>> Guillaume Laforge | La Maison
>>>>> _______________________________________________
>>>>> Sidefx-houdini-list mailing list
>>>>> Sidefx-houdini-list at sidefx.com
>>>>> https://lists.sidefx.com:443/mailman/listinfo/sidefx-houdini-list
>>>>>
>>>>>
>>>>>           
>>>> _______________________________________________
>>>> Sidefx-houdini-list mailing list
>>>> Sidefx-houdini-list at sidefx.com
>>>> https://lists.sidefx.com:443/mailman/listinfo/sidefx-houdini-list
>>>>
>>>>         
>>> _______________________________________________
>>> Sidefx-houdini-list mailing list
>>> Sidefx-houdini-list at sidefx.com
>>> https://lists.sidefx.com:443/mailman/listinfo/sidefx-houdini-list
>>>
>>>       
>> _______________________________________________
>> Sidefx-houdini-list mailing list
>> Sidefx-houdini-list at sidefx.com
>> https://lists.sidefx.com:443/mailman/listinfo/sidefx-houdini-list
>>
>>     
>
>
>
>   

-- 
"gravity is not a force, it is a boundary layer"
"everything is coincident"
"Love: the state of suspended anticipation"
"To get any appreciable distance from the Earth in 
a sensible amount of time, you must lie."
"Easy, is not how you make a living."




More information about the Sidefx-houdini-list mailing list