[Paraview] VTK Image Data Reader
Dominik Szczerba
domi at vision.ee.ethz.ch
Mon May 15 06:37:07 EDT 2006
Here is an example header that works fine with raw binary. Compare for
differences, e.g. do you have "_" at the beggining of the data?
<?xml version="1.0"?>
<VTKFile type="StructuredGrid" version="0.1" byte_order="LittleEndian">
<StructuredGrid WholeExtent="0 40 0 20 0 20" Mapping="0 0 0 1 0.5 0.5">
<Piece Extent="0 40 0 20 0 20" Mapping="0 0 0 1 0.5 0.5">
<PointData>
</PointData>
<CellData Scalars="ps" Vectors="v">
<DataArray type="Float64" Name="ps" format="appended" offset="0"/>
<DataArray type="Float64" Name="mdiv" format="appended" offset="128004"/>
<DataArray type="Float64" NumberOfComponents="3" Name="v"
format="appended" offset="256008"/>
</CellData>
<Points>
<DataArray type="Float64" NumberOfComponents="3" format="appended"
offset="640012"/>
</Points>
</Piece>
</StructuredGrid>
<AppendedData encoding="raw">
_^@ô^A^@^@^@^@^@^@^
David Ingram wrote:
> After using Paraview for some time I have been trying to move away from
> using the Legacy VTK file formats for the results from my F95 CFD code
> and have now tried to use both the Ensight Gold format and the XML VTK
> file formats. Unfortunately the Ensight Gold "Fortran Binary" format
> doesn't seem to work and having written a F95 Base64 encoder to extend
> the, excellent, wxml library I am having problems with the VTK format.
> The following Image Data file fails to be read by the VTK reader,
> returning the error message " vtkXMLImageDataReader (0x861b050):
> ImageData element has no WholeExtent.". Any help would be appreciated.
>
> <VTKFile type="ImageData" version="0.1" byte_order="BigEndian">
> <ImageData
> WholeExtent="0.0000E+00 0.1000E+01 0.0000E+00 0.1000E+01
> 0.0000E+00 0.1000E+01"
> Origin="0.0000E+00 0.0000E+00 0.0000E+00"
> Spacing="0.2000E+00 0.2000E+00 0.1000E+01">
> <Piece
> Extent="0.0000E+00 0.1000E+01 0.0000E+00 0.1000E+01 0.0000E +00
> 0.1000E+01">
> <CellData Scalars="Pressure">
> <DataArray Name="Isolid" Type="Int32" Format="Binary">
> /7v//7v//7v//7v//7v//7v//7v//7v/AAAAAAAAAAAAAAAA/7v//7v//7//
> AAAAAAAAAAAAAAw/
> /7v//7v/////AAAAAAAAAAAAA8v//7v//7v//7v//7v//7v//7v//7v///==
>
> </DataArray>
> </CellData>
> </Piece>
> </ImageData>
> </VTKFile>
>
> For the record I am currently using the Mac OSX version of Paraview 2.4.3
>
> Dr David M Ingram
> Reader
> Institute of Energy Systems
> School of Engineering and Electronics
> The University of Edinburgh
> Kings Buildings
> Mayfield Road
> Edinburgh
>
> David.Ingram at ed.ac.uk
>
>
>
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> ParaView at paraview.org
> http://www.paraview.org/mailman/listinfo/paraview
--
Dominik Szczerba, Dr.
ETZ C110 CO-ME/BIWI CH-8092 Zurich
http://www.vision.ee.ethz.ch/~domi
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