[Paraview] How to color by Cell Data

Michael Jackson mike.jackson at bluequartz.net
Sat Feb 27 11:09:25 EST 2010


I have a triangle surface mesh that contains Cell based RGB attribute  
array. I would like to color by that array, ie, not using a Lookup  
table or interpolation. When I load my data set the cell data is  
listed, but in the "color by" drop down list the scalar array is not  
listed as a choice.

   On a "whim" I then ran the "Cell Data to Point Data" filter on the  
data. At that point I was able to select the scalar array to "Color  
By" and the surface mesh now has the correct colors.

   I know if I were to code this up in straight VTk I can set the  
rendering to be by Cells:

   vtkPolyDataMapper *cubeMapper = vtkPolyDataMapper::New();
   cubeMapper->SetInput(filter->GetOutput());
   cubeMapper->SetScalarVisibility(1);
   cubeMapper->SetScalarModeToUseCellData();

How do I get the same effect in ParaView?

Thanks
_________________________________________________________
Mike Jackson                  mike.jackson at bluequartz.net
BlueQuartz Software                    www.bluequartz.net
Principal Software Engineer                  Dayton, Ohio



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