[Paraview] xdmf 2DCoRectMesh

[Eric E. Monson]

Hey Felipe,

The Dimensions in the Topology needs to describe the number of nodes (points, not cells). If you change it to "4 3" I think it works okay.

-Eric

------------------------------------------------------
Eric E Monson
Duke Visualization Technology Group


On Dec 1, 2010, at 12:37 PM, Felipe Bordeu wrote:

> Hello,
> 
> I don't know to post this in the paraview or the xdmf mailing list.
> 
> I have a very simple xdmf file, with 2D constant rectilinear mesh:
> 
> 
> ###########test.xdmf############
> 
> <?xml version="1.0" ?>
> <!DOCTYPE Xdmf SYSTEM "Xdmf.dtd" []>
> <Xdmf Version="2.0" xmlns:xi="http://www.w3.org/2001/XInclude" >
> <Domain Name="tests/Ascii.pxdmf">
> <Grid Name="PGD1" >
> <Information Name="Dims" Value="1"  />
> <Information Name="Dim0" Value="x"  />
> <Topology TopologyType="2DCORECTMESH" Dimensions="3 2" />
> <Geometry GeometryType="Origin_DxDy">
> <DataItem  Format="XML" NumberType="float" Dimensions="2">
>        0.0 0.0
> </DataItem>
> <DataItem  Format="XML" NumberType="float" Dimensions="2">
>        10.0 10.0
> </DataItem>
> </Geometry>
> <Attribute Name="dep_x" Center="Node"  AttributeType="Scalar" >
> <DataItem  Format="XML" NumberType="float" Dimensions="4 3">
>        1         2  7
>        3         4  8
>        5        6  9
>        10     11 12
> </DataItem>
> </Attribute>
> <Attribute Name="Sigma" Center="Cell"  AttributeType="Scalar" >
> <DataItem  Format="XML" NumberType="float" Dimensions="3 2">
>        1         2
>        3         4
>        5        6
> </DataItem>
> </Attribute>
> </Grid>
> </Domain>
> </Xdmf>
> 
> 
> with a 2 by 3 cells and (because is rectilinear) 4 by 3 nodes.
> 
> Paraview said (Object Inspector->Information)
> 
> Type : Image (Uniform Rectilinear Grid)
> Number of cells: 2   (why?????)
> Number of Point : 6 (Why ????)
> 
> the node field (dep_x) is plotted over the cells and the cell field (Sigma) is not plotted at all.
> 
> and also the positions of the nodes are wrong (the image is in the yz plane and not in the xy).
> 
> paraview 3.8.1 and 3.9.0 (64 bit kubuntu)
> 
> Thanks
> 
> Felipe
> 
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