[Sidefx-houdini-list] rendering closed curves

Mark Elendt mark at sidefx.com
Thu Nov 2 10:59:08 EST 2006


On Thursday Nov 02 at 13:02, Luc Froelicher wrote:
> on the same subject , I'm trying to render a closed curve
> 
> I set the normal with a Point SOP to be radial to the circle ($NX=$TX , 
> $NY=0 , $NZ=$TZ)
> but in my shader , I get N=(0,1,0) ... which i guess is the normal of 
> the closed disk.
> how can I use the points normal to render the ribbon ?

Mantra uses an attribute named "orient" to determine the orientation
of the ribbon.




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