[Paraview] Problem displaying only point data

[Keith Kelly]

Ahh yes there it is. I hadn't recompiled after changed the value of the cell 
type from 0 to 1. Thanks for the help! I hadn't thought to output as ASCII so 
I could look at the values of the file. This has been immensely helpful, thank 
you!

-Keith

On Tuesday 17 June 2014 08:54:43 David E DeMarle wrote:
> Ah, I see, the spreadsheet view says that your cell types are all "Empty"
> instead of "Vertex". You can confirm that by "file->save data"ing the file
> out as vtu ascii and you'll find:
> "        …
>         <DataArray type="UInt8" Name="types" format="ascii" RangeMin="0"
> RangeMax="0">
>           0 0 0 0 0 0
>           …
> "
> inside. And from vtkCellTypes.h 0 means VTK_EMPTY_CELL. So I suspect
> something is going wrong where you are trying to write them all out as
> 1=VTK_VERTEX.
> 
> In paraview you could use the glyph filter (Glyph Type=2D, secondary Glyph
> Type = Vertex) to correct for that, but you should find out what's going
> wrong in the exporter if you can.
> 
> 
> David E DeMarle
> Kitware, Inc.
> R&D Engineer
> 21 Corporate Drive
> Clifton Park, NY 12065-8662
> Phone: 518-881-4909
> 
> On Tue, Jun 17, 2014 at 12:16 AM, Keith Kelly <k3ithk at gmail.com> wrote:
> > David,
> >
> > I'm sorry, I'm not sure if I don't understand your answer or if I wasn't
> > clear
> > in asking my question. There's no option other than "Solid Color" for the
> > coloring of the points, and even then nothing shows in the 3D view.
> > ParaView
> > isn't reporting any errors, but isn't showing anything. I'm attaching
> > example
> > files.
> >
> > Thanks,
> > Keith
> >
> > On Monday 16 June 2014 22:18:35 David E DeMarle wrote:
> > > Give the Calculator filter the expression "coords" to make up an
> >
> > attribute
> >
> > > array corresponding to the coordinate values.
> > >
> > > David E DeMarle
> > > Kitware, Inc.
> > > R&D Engineer
> > > 21 Corporate Drive
> > > Clifton Park, NY 12065-8662
> > > Phone: 518-881-4909
> > >
> > > On Mon, Jun 16, 2014 at 10:54 PM, Keith Kelly <k3ithk at gmail.com> wrote:
> > > > Hi,
> > > >
> > > > I have a function to write pvtu and vtu files to disk containing
> > > > information about position (3 values) and value (2 values). For Cell
> > > > connectivity, I only connect a point to itself, and my cell offset is
> > > > then just increasing by 1 every time. For cell type I use 1. I can
> > > > open these files in ParaView with no error, and I can see all the
> > > > data
> >
> > (value
> >
> > > > and position) in spreadsheet view, but I have no options to display
> > > > the value (magnitude) as points.
> > > >
> > > > Here's what I see:
> > > > Spreadsheet view: http://i.imgur.com/UoWaXhj.png
> > > > 3D view: http://i.imgur.com/m19ONKG.png
> > > >
> > > > How can I view these points colored by the magnitude of their values?
> > > >
> > > > Tested in ParaView 3.1.3 and ParaView 4.0.1.
> > > >
> > > > Thanks,
> > > > Keith
> > > >
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