[Paraview] threshold not working for polyvertex (point-clouds) (paraview 3.4, 3.6)

[Jens]

Hi John,

thanks for your ideas. The solution is to use
<Topology
	Type="POLYVERTEX"
	NodesPerElement="1"
	NumberOfElements="130">
</Topology>
in the xdmf-file.

Greetings
Jens


John Biddiscombe schrieb:
> don't use polyvertex. a single polyvertex consisting of N points is a
> single cell. Algorithms like threshold dump it. Use polydata or
> unstructured grid with one vertex per cell.
> 
> Either that or fix the threshold filter to work properly.
> 
> JB
>> Hello,
>>
>> I try to visualise parts of a point cloud (POLYVERTEX) using the
>> threshold-filter.
>>
>> But any threshold-value will remove _all_ points instead of only a few.
>> I wonder if this is a bug...
>>
>> I attached a example-xmf-file. If you you try to visualise only the
>> points with 'type'>0 all points disappear, even though there are points
>> with type=1.0
>>
>> Any idea?
>>
>> Greetings
>> Jens
>>   
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> 
> -- 
> John Biddiscombe,                            email:biddisco @ cscs.ch
> http://www.cscs.ch/
> CSCS, Swiss National Supercomputing Centre  | Tel:  +41 (91) 610.82.07
> Via Cantonale, 6928 Manno, Switzerland      | Fax:  +41 (91) 610.82.82
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