[vtkusers] polydata - color

[Malcolm Drummond]

Hi Lucas

After the elevation filter, run the polydata through a transform filter,
scaling Z by 0. Then you can use the vtkShepardMethod filter which outputs
structured points to get your image.

Malcolm

----- Original Message -----
From: "Lucas Lorenzo" <catulorenzo at hotmail.com>
To: <malcolm at geovision.co.za>; <vtkusers at vtk.org>
Sent: Monday, October 06, 2003 2:20 AM
Subject: Re: [vtkusers] polydata - color


> Thanks Malcolm,
>
> actually I've already tried it and as a result my geometry is rendered as
a
> height field with color overimposed.
> What I'd like to do id to get a completely planar colored image (I am
using
> a Delaunay2D but even though it performs the triangulation in 2D it keeps
> the z coordinate).
>
> Lucas
>
> >From: "Malcolm Drummond" <malcolm at geovision.co.za>
> >To: "vtkusers" <vtkusers at vtk.org>
> >Subject: Re: [vtkusers] polydata - color
> >Date: Mon, 6 Oct 2003 02:00:34 +0200
> >
> >Try vtkElevationFilter
> >
> >HTH
> >Malcolm
> >
> >----- Original Message -----
> >From: "Lucas Lorenzo" <catulorenzo at hotmail.com>
> >To: <vtkusers at vtk.org>
> >Sent: Monday, October 06, 2003 1:13 AM
> >Subject: [vtkusers] polydata - color
> >
> >
> > > Hi,
> > >
> > > I have a polydata dataset with just vertices. I'd like to render it as
a
> >2D
> > > image and the 3rd coordinate as color. Does anyone know how to do this
?
> > > Thanks,
> > >
> > > Lucas
> > >
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