[vtkusers] Cannot see imagedata behind transparent polydata

[Mathieu P]

Actually i am using vtkImageActor and i change their opacity with
setOpacity...


Cordialement,

-- Mathieu PICCIN




On Wed, Mar 3, 2010 at 3:57 PM, Mathieu P <mtp.vtk at gmail.com> wrote:

> Same kind of problem here :
>
> I have two imageData :
>
> Image data A loaded first
> Image data B loaded after
>
> i modify the opacity to 50% for both image data.
> i can see tough the image data B, so the last loaded, but i cannot see
> toughthe image data A, the first loaded.
> Modifying the opacity of the forst loaded change only its luminosity (or
> alpha).
>
>
> Cordialement,
>
> -- Mathieu PICCIN
>
>
>
>
>
> On Wed, Mar 3, 2010 at 3:03 PM, Martin Allerstorfer <
> allerstorfer_martin at gmx.at> wrote:
>
>> Hi,
>>
>> In my rendering view I would like to show imagedata and additionally some
>> information using transparent glyphs. But not all glyphs have the same
>> transparency. So I change the color and alpha settings for each cell of the
>> glyphs seperately. Unfortunately now I cannot see the volume behind the
>> transparent polydata. Does anybody know how to solve this problem?
>>
>> Thanks,
>> Martin
>> --
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