Eric, Good catch. I must have missed this one. The problem seems to be that vtkExtractSelectedIds has a stupid limitation where it expects the array types to be same. I am going to look at fixing vtkExtractSelectedIds soon (give me a day or two).
Utkarsh On Mon, Mar 1, 2010 at 2:07 PM, Eric E. Monson <[email protected]> wrote: > Hey Utkarsh, > > That's very cool functionality. > > One part of the interface is either not very intuitive or I'm running into a > bug: The "is" or "is one of" operators don't seem to work with anything other > than ID or Global ID. If I try to use it, say, on an integer point data > attribute and do "attribute is 0" I get this: > > Warning: In > /Users/emonson/Programming/ParaView_cvs/ParaView3/VTK/Graphics/vtkExtractSelectedIds.cxx, > line 666 > vtkExtractSelectedIds (0x12c5f50e0): array types don't match > > ERROR: In > /Users/emonson/Programming/ParaView_cvs/ParaView3/VTK/Filtering/vtkExecutive.cxx, > line 757 > vtkStreamingDemandDrivenPipeline (0x11f3d63b0): Algorithm > vtkExtractSelectedIds(0x12c5f50e0) returned failure for request: > vtkInformation (0x12bd2f490) > Debug: Off > Modified Time: 2052406 > Reference Count: 1 > Registered Events: (none) > Request: REQUEST_DATA > FORWARD_DIRECTION: 0 > FROM_OUTPUT_PORT: 0 > ALGORITHM_AFTER_FORWARD: 1 > > I get the same thing when I try to do that type of query on a float or idtype > attribute, too. > > So, is "is" supposed to work with integer and other types like the "==" > operator, or just with ID and Global ID? > > Thanks, > -Eric > > ------------------------------------------------------ > Eric E Monson > Duke Visualization Technology Group > > > On Feb 24, 2010, at 4:14 PM, Utkarsh Ayachit wrote: > >> Folks, >> >> How many times have we wondered: >> * Where's the cell with DISPLACEMENT(Magnitude) == 12? >> * What's the point where the error condition is reached? >> * What cell is at the location (1,2 3)? >> >> We always knew selection mechanism in ParaView could do that, but we >> never found how to get it done -- the selection inspector was just too >> confusing. Fret no more: we've added new functionality to ParaView to >> help you locate the cells/points of interest. >> >> Refer to following Wiki page for details. >> >> http://www.paraview.org/Wiki/Find_Data_using_Queries >> >> This is currently in CVS (very new, so bug reports/feature requests >> are always welcome) and should make it into the forthcoming 3.8 >> release. >> >> Utkarsh >> <Find Data.png>_______________________________________________ >> Paraview-developers mailing list >> [email protected] >> http://public.kitware.com/mailman/listinfo/paraview-developers > > _______________________________________________ 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
