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> ------------------------------------------------------------------------
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> Subject: Volume Rendering
> Date: Mon, 11 Sep 2000 14:35:24 -0400
> From: "Jorge Manrique xt. 56658" <jorge@xxxxxxxxxxxxxxx>
> Organization: Intesa
> To: visad <visad-list@xxxxxxxxxxxxx>
>
> Hello Visad people,
> I'm doing my first volume visualization using VisAD and I got colored
> points in 3D -arranged in a regular grid- instead of a nice cloud of
> poinsts, like Test61
> I have a file with 4 columns of real numbers: x, y, z and f(x,y,z). For
> each value af z I have a layer of scatter points x, y. I make a
> FuncionType instance: ((x y z)->fxyz) where x, y, z and fxyz are
> RealMathTypes. Fallow that, I built a Set with Linear3DSet (100 samples
> between xmin-xmax, 43 ymin-ymax and 21 zmin-zmax) and create a FlatField
> with both of them. Then i read the file and make use of
> valueToGrid(x,y,z) to obtain i,j and k (rounded values returned by
> valueToGrid) and fill f[0][100*43*k+43*j+i] with the samples
> values-f(x,y,z). And finally setSample(f) to my FlatField and I have my
> Data.
> To visualize it I scalarmap x, y and z to Display.XAxis, Display.YAxis,
> Display.ZAxis respectively and fxyz to Display.RGBA. Then I make
> dataReference stuff. instance the jFrame and jframe.setVisible(true).
>
> What am i doing wrong?
>
> Ciao,
> Jorge Manrique
