I chose the noise3d function because it has its own 'branchability' built into
it.
See the following image, with a slightly higher threshold, and a cross section
through the branches.



Bill DeWitt wrote:

> "Greg M. Johnson" <"gregj;-)56590\""@aol.c;-)om> wrote :
> >
> > Here's my first stab at a procedurally derived tree.  Further
> > experimentation underway.  Feel free to take this and improve it.
> >
>
>     Again, not too shabby. But I think that starting from this it will be
> hard to improve it much. I would rather see something that is more like the
> lparser system that can start from a basic trunk and then divides into
> branches and twigs. Then you could use trace or something to put leaves on
> it...
>
>     I am really interested in this and am pounding away at it. But I have
> little hope of accomplishing it. I can't get a division, not even a simple
> Y... once I get that the rest should just be tedium.

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