[Sidefx-houdini-list] lines from point positions
gary at corestudio.com
Thu Oct 6 17:46:23 EDT 2016
It does help, yes. Which isn’t to say I’ve got it working. My question to you is, do I pipe the Fit Range into anything? something is missing in my setup since I’m not getting the taper. Thanks again
Gary Jaeger / 650.728.7957 direct / 415.518.1419 mobile
> On Oct 6, 2016, at 10:17 AM, Ron Schab <ron.schab at gmail.com> wrote:
> glad it was what u are after.
> The way it works I would describe it as:
> Width is just a point attribute that mantra "automatically" understands as
> a "thickness" value when rendering curves.
> It is set on a per point (on the curve) basis and interpolated in between
> those points.
> So, if for example you give each point on your curve a random "width"
> value the curve should be rendered with varying width along it.
> As a quick test and for illustration purposes you could:
> - drop down a line-sop and give it let's say 10points.
> - then drop down a point-vop-sop after that, dive in, plug ptnum into a
> fitrange-vop and set "maximum value in source range" on that fitrange to 10
> (to keep it procedural you could channel reference "Points" from your line
> sop after promoting that parameter)
> =>That should give u a funnel like line with a thickness/width starting
> from 0 and going to 1.
> In your point-vop-sop you could plug in a ramp-parameter-vop after your
> fit-range-vop, chose spline ramp in order to get an adjustable & visual
> representation of the shape that will be rendered on your point-vop-sop.
> With that in mind you should be able to get any desired width-shape for
> your curves.
> Hope this clarifies things a bit more :)?
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