[vtkusers] Re: Re: Help needed using segmented data

[Vidya Raghavan]

Thanks so much! I'll try it out.


>From: "Goodwin Lawlor" <goodwin.lawlor at ucd.ie>
>To: vtkusers at public.kitware.com
>Subject: [vtkusers] Re: Re: Help needed using segmented data
>Date: Tue, 27 Jul 2004 16:41:58 +0100
>
> > Thanks for replying. Basically I need to be able to read in the 
>segmented
> > data and model it (like the frog example) using the VTK pipeline 
>process.
> > So, does ITK now suppport this or should I be using VTK itself. I'm a
>little
> > confused here.
>
>If you've got your segmentation done, VTK is all you need.
>
> >
> > The frog example reads in data like:
> >
> > P5
> > # pgm file written by the visualization toolkit
> > 500 470
> > 255
> >
> >
> > I don't see any information about segmented pixels at all here. So how
>does
> > the program read it and render it?
>
>The pgm files contain the pixel data in binary format which can't be read
>with
>an (ascii) text reader. The bit of text you can read is the image header.
>
> > All I need is a nice approach to be able to read in my slices and to be
>able
> > to render a model of that data. Should I be looking at other examples? I
> > just thought that the frog examples seemed to be in line with what I 
>want.
> > Please clarify.
>
>You were almost there with the segmented16.tcl, except your data was in an
>unusual format.
>I've uploaded an updated tcl script that works with your data bmp.1 ...
>bmp.9 here:
>http://www.bioengineering-research.com/vtk/segmented.tcl
>
>The data spacing you had looks wrong (if you were reconstructing some tube
>like thing). I tried
>"1 1 30" instead.
>
>Good luck
>
>Goodwin
>
>
>
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