[vtkusers] recommendation for displaying a 2D RGB image?

[Amy Squillacote]

Hi Kent,

The scalars in a vtkImageData can have multiple components, so you can 
have 3-component scalars that specify RGB values. See the 
SetNumberOfScalarComponents method in vtkImageData.

- Amy

kent williams wrote:
> This may be a stupid question, but ... I am working on converting a
> legacy program from using FLTK for the GUI to KWWidgets.   With FLTK
> his program draws an RGB image, and then displays it by calling the
> FLTK function fl_draw_image.
>
> I looked at the vtkImageViewer and vtkImageViewer2 classes but they
> both take vtkImageData, and I'm not seeing how vtkImageData could
> handle color images -- it seems to accommodate only scalars.
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-- 
Amy Squillacote                    Phone: (256) 726-4839
Computer Scientist                 Fax: (256) 726-4806
CDF Research Corporation           Web: http://www.cfdrc.com
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Huntsville, AL  35805