[vtkusers] Coloring Glyphs

[Bruno da Silva de Oliveira]

Try to set the range in the mapper.

HTH,

Beau Sapach wrote:

> Hello everyone,
>
> I’m using vtkGlyph3D to represent every point of an image with an 
> arrow. The image has vector data attached to it which I’m using to 
> orient and scale the arrows, this all works no-problem. When I choose 
> to color the arrows using SetColorModeToColorByVector() then all the 
> arrows stay blue, all the time. Even if I choose to color by scalar, 
> again everything is blue. I can verify that the range of scalar data 
> is between 0 and 2000, and the vector data is obviously there because 
> orientation and scaling looks correct.
>
> Is there any trick to coloring glyphs? Something that I’m missing? All 
> the point data attached to the image is shorts, that is vtkShortArray. 
> Does that matter??? Oh, and is there a way of specifying which 
> lookuptable to use with the glyph filter?
>
> Beau
>
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-- 
Bruno da Silva de Oliveira
bruno at esss.com.br
ESSS - Engineering Simulation and Scientific Software
http://www.esss.com.br