[Sidefx-houdini-list] Fix copy stamp N and up rotations

Edward Lam edward at sidefx.com
Wed Jul 6 11:54:00 EDT 2011

Perhaps your two vectors are collinear, in which case the orientation is 


On 06/07/2011 11:44 AM, Pablo Giménez wrote:
> Hi all.
> When using copy stamp, if you provide a N and up attributes the operator
> calculates the rotations using that coordiante system as a reference.
> I am having some troubles with some geometry that at some point just jumps,
> it orientation flickers. I have tought that probably the problem is that the
> copy operator is doing an euler rotation rather than using quaternions.
> Not sure if somebody else have had the same problem before, but any advice
> about waht is the best/easy way to get the same rotations but usign
> quaternions would be gret.
> Thanks!

More information about the Sidefx-houdini-list mailing list