Are you saying that one cannot have just points? In my case, I want to snap the points to a structured grid, but haven't done that yet, as I wanted to see the points first, and do the snapping as a next step. So that is not a good idea? I need to do it all in one go?
Regards, Bertwim On 10/22/2014 04:58 PM, Burlen Loring wrote: > don't forget to add vertex type cells, or you will not be able to see > the points, and that it's going to be more complicated if you're > starting from data types that have implicit points. > > > On 10/22/2014 07:52 AM, Biddiscombe, John A. wrote: >> Output->SetPoints(input->GetPoints()); >> >> Or >> >> Output->CopyStructure(input); >> Output->SetCells(NULL) >> >> Then copy point field data etc >> >> >> On 22/10/14 16:19, "B.W.H. van Beest" <b...@xs4all.nl> wrote: >> >>> Hello, >>> >>> I need a filter that only keeps the 3D points of a certain source (e.g. >>> coming from an stl file). >>> The topology of the data set may go. >>> >>> I thought that the following filter, only passing through the >>> pointdata, >>> would do the job, >>> but that appears not to be the case (no points after the filter!) >>> What's going wrong and how should I change the filter? >>> >>> Kind Regards, >>> Bertwim >>> >>> ================ >>> >>> int FilterPoints::RequestData( vtkInformation*, >>> vtkInformationVector** >>> inputVector, >>> vtkInformationVector* >>> outputVector) >>> { >>> // Get the input and output data objects. >>> vtkDataSet* input = vtkDataSet::GetData( inputVector[0] ); >>> vtkDataSet* output = vtkDataSet::GetData( outputVector ); >>> >>> // output->CopyStructure( input ); >>> output->GetPointData()->PassData( input->GetPointData() ); >>> return 1; >>> } >>> >>> _______________________________________________ >>> Powered by www.kitware.com >>> >>> Visit other Kitware open-source projects at >>> http://www.kitware.com/opensource/opensource.html >>> >>> Please keep messages on-topic and check the ParaView Wiki at: >>> http://paraview.org/Wiki/ParaView >>> >>> Follow this link to subscribe/unsubscribe: >>> http://public.kitware.com/mailman/listinfo/paraview >> _______________________________________________ >> Powered by www.kitware.com >> >> Visit other Kitware open-source projects at >> http://www.kitware.com/opensource/opensource.html >> >> Please keep messages on-topic and check the ParaView Wiki at: >> http://paraview.org/Wiki/ParaView >> >> Follow this link to subscribe/unsubscribe: >> http://public.kitware.com/mailman/listinfo/paraview > > > _______________________________________________ Powered by www.kitware.com Visit other Kitware open-source projects at http://www.kitware.com/opensource/opensource.html Please keep messages on-topic and check the ParaView Wiki at: http://paraview.org/Wiki/ParaView Follow this link to subscribe/unsubscribe: http://public.kitware.com/mailman/listinfo/paraview