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I agree that you can rorate them and move them
but I don;t see where is the orrigin
of the object in the parametric form.
In the case of sphere for instance you
say sphere {<0,0,0>..bla bla}
and you know that you start from there your
lattice
I also noticed that parametric is very very slow
thanks
Alain <ele### [at] netscape net> wrote:
> sahraoui nous apporta ses lumieres en ce 02-04-2007 14:44:
> > With this algorithm you cannot fix the origin
> > of the helix.
> > You cannot put them on a lattice for example.
>
>
> You can rotate and translate any parametric. But stay warned that parametric is
> about the slowest primitive available. Using the precompute keyworld can
> significatively accelerate the rendering.
> The maximum value you can use is: precompute 20 x,y,z
> It does use a good amount of memory, but that memory is shared by all instances
> of that particular parametric object.
>
>
> --
> Alain
> -------------------------------------------------
> Educate and inform the whole mass of the people... They are the only sure
> reliance for the preservation of our liberty.
> Thomas Jefferson
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