[Paraview] Bug in XDMF reader ?

[houssen]

I've just tried to visualize KO.xdmf with visit-2.10.2 : it works fine 
! So I guess it's a bug in paraview. How to file a bug ?

Franck

Le 2016-05-17 15:07, houssen a écrit :
> Just to clarify, the scenario that makes problem is : select all
> cells, go to selection inspector, visualize (in 3D viewer) values on
> cells and / or points (this triggers errors).
> My understanding is that both xdmf (OK and KO) are valid and should
> work. OK.xdmf works (whatever PV version), but, KO.xdmf do not
> (whatever PV version).
> The problem appears when attribute names differ on different grids :
> this looks (not sure) like a bug to me.
>
> With PV5.0.0 + default XDMF reader (which should be XDMF2 if I
> understand correctly), I get :
> Warning: In
> 
> /scratch/ParaView-v5.0.0-source/VTK/Rendering/Label/vtkLabeledDataMapper.cxx,
> line 439
> vtkLabeledDataMapper (0x36cc600): Could not find label array
> (NodeValues) in input.
> Warning: In
> 
> /scratch/ParaView-v5.0.0-source/VTK/Rendering/Label/vtkLabeledDataMapper.cxx,
> line 439
> vtkLabeledDataMapper (0x36cc600): Could not find label array
> (NodeVal) in input.
>
> Note : I tested with all point and cell values, only node values
> triggers error, cell values "do nothing".
>
> With PV5.0.0 + XDMF3 reader, I get:
> 'Content' not found in itemProperties in XdmfArray::populateItem
> Qt has caught an exception thrown from an event handler. Throwing
> exceptions from an event handler is not supported in Qt. You must
> reimplement QApplication::notify() and catch all exceptions there.
> terminate called after throwing an instance of 'XdmfError'
>   what():  'Content' not found in itemProperties in 
> XdmfArray::populateItem
> Aborted
>
> With PV4.0.1 + default XDMF reader (which should be XDMF2 if I
> understand correctly), I get :
> Warning: In
> 
> /scratch/ParaView-v4.0.1-source/VTK/Rendering/Label/vtkLabeledDataMapper.cxx,
> line 442
> vtkLabeledDataMapper (0x97f2140): Could not find label array
> (CellVal) in input.
> Warning: In
> 
> /scratch/ParaView-v4.0.1-source/VTK/Rendering/Label/vtkLabeledDataMapper.cxx,
> line 442
> vtkLabeledDataMapper (0x97d32d0): Could not find label array
> (NodeVal) in input.
>
> Note : I tested with all point and cell values, only CellVal and
> NodeVal triggers error, NodesValues and CellValues are visualized
> correctly.
>
> Franck
>
> ~> diff OK.xdmf KO.xdmf
> 48c48
> <       <Attribute Name="NodeValues" AttributeType="Scalar" 
> Center="Node">
> ---
>>       <Attribute Name="NodeVal" AttributeType="Scalar" 
>> Center="Node">
> 52c52
> <       <Attribute Name="CellValues" AttributeType="Scalar" 
> Center="Cell">
> ---
>>       <Attribute Name="CellVal" AttributeType="Scalar" 
>> Center="Cell">
>
>
> Le 2016-05-17 13:57, Joachim Pouderoux a écrit :
>> Houssen,
>>
>> Could you specify which reader you are using? xdmf2 or xdmf3?
>> You mention PV5.0.0 - do you mean it used to work with previous
>> releases?
>>
>> Best,
>>
>> JOACHIM POUDEROUX
>>
>>> _PhD, Technical Expert_
>>
>> 2016-05-16 16:55 GMT+02:00 houssen <houssen at ipgp.fr [6]>:
>>
>>> Hello,
>>>
>>> I have 2 grids (sharing the same nodes). On ParaView-5.0.0, when
>>> attribute names differ in grids, data can not be visualized : is
>>> this intended ? If yes why ? If no, how to file a bug ?
>>>
>>> Thanks,
>>>
>>> Franck
>>>
>>> ~> diff OK.xdmf KO.xdmf
>>> 48c48
>>> <       <Attribute Name="NodeValues" AttributeType="Scalar"
>>> Center="Node">
>>> ---
>>>
>>>>       <Attribute Name="NodeVal" AttributeType="Scalar"
>>>> Center="Node">
>>> 52c52
>>> <       <Attribute Name="CellValues" AttributeType="Scalar"
>>> Center="Cell">
>>> ---
>>>
>>>>       <Attribute Name="CellVal" AttributeType="Scalar"
>>>> Center="Cell">
>>>
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