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[David Doria]

On Sun, Dec 1, 2013 at 3:47 AM, sepideh20 <sce2020sahaf at yahoo.com> wrote:

> Hello all,
>
> Actually I have built an unstructured grid including several cells (each
> cell is a hexahedron). Now I want to assign different colors to each of
> these cells. I do not how I should do that.
>
> Please kindly help me with any idea or any sample code.
>
> Many many thanks in advance.
>

You have to create a color array and set that array as the "scalars" of
your cells. Here is an example:

http://www.vtk.org/Wiki/VTK/Examples/Cxx/PolyData/ColorCellsWithRGB

David
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