Paraview does not import the complete vtk python modules when you run that. Try this:
import libvtkXdmfPython as xm xm.vtkXdmfReader() or try import vtkXdmfPython instead of libvtkXdmfPython, the name is different on different platforms and versions. Pat On Wed, Feb 9, 2011 at 5:09 PM, Tim Gallagher <tim.gallag...@gatech.edu>wrote: > Maybe I'm missing something, but if I > > from paraview import vtk > > there is no vtkXDMFReader in it. The only vtkX* is vtkXML related. It was > even compiled with XDMF_WRAP_PYTHON turned on, so maybe it's there but > called something else? > > Tim > > ------------------------------ > *From: *"Tim Gallagher" <tim.gallag...@gatech.edu> > *To: *paraview@paraview.org > *Sent: *Wednesday, February 9, 2011 4:59:16 PM > > *Subject: *Re: [Paraview] Scripting and new VTK objects > > We had looked at the programmable source, but we didn't know how to access > the XDMFReader. But, with what you pointed out, it looks like that isn't > hard so I'll give it a shot. > > Out of curiosity, what is wrong with the approach I was trying? Is it > possible to completely copy information from one source in a pipeline into > another source in a pipeline and delete the original source? Why does > Fetch() show data inside the DataObjectGenerator but no filter can seem to > access it? > > Thanks for the help, > > Tim > > ------------------------------ > *From: *"pat marion" <pat.mar...@kitware.com> > *To: *gtg0...@mail.gatech.edu > *Cc: *paraview@paraview.org > *Sent: *Wednesday, February 9, 2011 4:55:05 PM > *Subject: *Re: [Paraview] Scripting and new VTK objects > > Hi Tim, > > Have you looked at the python programmable source? With the python > programmable source you can specify python code to run on the server side. > You won't be able to use paraview python api though. Instead of > > XDMFReader(FileName=...) > > it would look like: > > reader = vtkXDMFReader() > reader.SetFileName(...) > reader.Update() > data = reader.GetOutput() > > You can find examples of the python programmable source: > > > http://www.paraview.org/Wiki/Python_Programmable_Filter#Generating_Data_.28Programmable_Source.29 > > http://www.paraview.org/Wiki/Here_are_some_more_examples_of_simple_ParaView_3_python_filters > . > > Pat > > On Wed, Feb 9, 2011 at 4:20 PM, Tim Gallagher <tim.gallag...@gatech.edu>wrote: > >> Hi, >> >> I've searched online at length for this and couldn't find the answer, so >> hopefully somebody here can help me. >> >> I am trying to create a new VTK object (vtkMultiBlockDataSet) composed of >> portions of manipulated data from some other VTK object (in this case, a >> vtkStructuredGrid). I then want to delete the vtkStructuredGrid object and >> visualize the new vtkMultiBlockDataSet. >> >> So, here's the general outline of what I do in a python script: >> >> newSource = DataGeneratorObject(Program="MB{}") >> newSource.UpdatePipeline() >> >> newData = servermanager.Fetch(newSource) >> newData.SetNumberOfBlocks(64) >> >> for n in range(0,64): >> myData = XDMFReader(FileName=...) >> myData.UpdatePipeline() >> >> localData = servermanager.Fetch(myData) >> >> <manipulate the data> >> >> newData.SetBlock(n,vtk.vtkStructuredGrid()) >> newData.GetBlock(n).DeepCopy(localData) >> >> Delete(localData) >> Delete(myData) >> >> newData.DataHasBeenGenerated() >> newSource.UpdatePipelineInformation() >> newSource.UpdatePipeline() >> >> With all that done, if I try to apply a filter to newSource, it doesn't >> work. The data is definitely inside newData -- I can print it out and such, >> even after I delete the localData (which is why I used DeepCopy). >> >> But I don't know how to send that data back to the server. Or, maybe I >> don't need the DataObjectGenerator -- if that's the case, how do I create a >> local VTK object and then send it to the server to visualize? >> >> Hopefully that example is clear... I appreciate any help you guys can >> provide. It would be easiest if I could create my own custom reader, but I >> can't do that because we use Paraview on a lot of machines that we can't >> recompile to include the new plugin. >> >> Thanks, >> >> Tim >> _______________________________________________ >> 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://www.paraview.org/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://www.paraview.org/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://www.paraview.org/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://www.paraview.org/mailman/listinfo/paraview