[Paraview] Accessing a specific variable in Python Programmable Filter

[David E DeMarle]

input.GetPointData().GetArray("Colors")



David E DeMarle
Kitware, Inc.
R&D Engineer
21 Corporate Drive
Clifton Park, NY 12065-8662
Phone: 518-881-4909


On Fri, May 16, 2014 at 3:46 PM, Su, Simon M CTR USARMY ARL (US) <
simon.m.su.ctr at mail.mil> wrote:

>  Hello,
>
> After staring at http://www.paraview.org/Wiki/Python_Programmable_Filterfor a while, the way to access the data for a specific variable name still
> eludes me. This is the python code from the wiki on Add the Colors variable
> to a PolyData
>
> =============================
>
> input = self.GetPolyDataInput();
> output =  self.GetPolyDataOutput();
>
> colors = vtk.vtkUnsignedCharArray();
> colors.SetNumberOfComponents(3);
> colors.SetName("Colors");
>
> numPoints = input.GetNumberOfPoints()for i in range(0, numPoints):
>     colors.InsertNextTuple3(255,0,0);
>
> output=input
> output.GetPointData().AddArray(colors)
>
>  ===============================
>
> How do I from the next filter, access the variable name "Colors" that I
> created?
>
> Any help is much appreciated.
>
> thanks
> -simon
>
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