[Sidefx-houdini-list] pcfilter point number
Nick van Zutphen
nvanzutphen at live.com
Wed Aug 3 12:52:00 EDT 2011
I like to stay close to 'SESI' guidelines, or like the default tools work
(something I inherited from my intenship). I guess giving a position vector,
which can also be set by using a handle is pretty close to that. Obviously
using a sphere would work, but it's not very neat, is it?
Nick van Zutphen
From: "Alvaro Castaneda" <varomix at gmail.com>
Sent: Wednesday, August 03, 2011 6:21 PM
To: <sidefx-houdini-list at sidefx.com>
Subject: Re: [Sidefx-houdini-list] pcfilter point number
> This might be a dumb idea, but why don't you
> ask the user to place a sphere for initial position
> use that to grab any points inside and start from there?
> I can use that :)
> MIX Studio
> 3D Artist/Generalist TD
> My profiles: [image: LinkedIn] <http://www.linkedin.com/in/varomix>
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> On Wed, Aug 3, 2011 at 10:06 AM, Nick van Zutphen
> <nvanzutphen at live.com>wrote:
>> I finally figured out how this maillist thing works :-), at least I hope
>> so. It feels a bit like 'you're used to Internet, and you have to use
>> wire', telex or how ever it's called in English' ;-).
>> I'm working on a tool which operates on scattered points and it needs a
>> starting point. I would like to give the user the ability to specify a
>> position vector and the tool will figure out what the closest point is.
>> becomes need when you would like to start in a certain area and the
>> might change due to a different seed or what so ever.
>> I think of a pointcloud method, however I'm interested in the closest
>> pointnumber. I know pciterate has the option point.number but that
>> seem to work on pcfilter and ptnum doesn't give any luck either. I would
>> like to use pcfilter since it's about a single point and iterating over 1
>> point doesn't seem to make much sense.
>> So my question is: 'Is there a way to get the point number when using
>> pcfilter. If not, what's the alternative?'
>> Nick van Zutphen
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>> Sidefx-houdini-list at sidefx.com
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