[vtkusers] recommendation for displaying a 2D RGB image?
ahs at cfdrc.com
Mon Feb 4 10:56:53 EST 2008
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.
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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