[Sidefx-houdini-list] Point cloud rendering
andy at andynicholas.com
Mon Oct 27 11:32:29 EDT 2008
Great, thanks very much guys for the suggestions, I'll check them out.
> There is a fake AO shader using similar technique that you can find on
> 2008/10/27 Olex P <hoknamahn at gmail.com>
>> Yes you can do it. Use pcopen()/pciterate() functions and "distance"
>> from the cloud.
>> On Mon, Oct 27, 2008 at 2:10 PM, Andy Nicholas <andy at andynicholas.com
>> > Hi,
>> > Does anyone know if it's possible to use point cloud techniques to
>> > a grey scale map on an object according to how close points from a
>> > separate point cloud are to its surface? I guess the effect would be
>> > similar to creating light instances at the point positions with linear
>> > fall off, but I can't use this method as it'd be too costly in render
>> > time.
>> > Maybe there are other methods I could look at using?
>> > Thanks
>> > Andy
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