[vtkusers] vtkCaptionActor2D always drawn on top of everything else ?

[David Lonie]

Great, glad to hear it! That's a really cool picture, thanks for sharing! :-)

Dave

On Mon, May 15, 2017 at 5:01 AM, Renaud Lebrun
<renaud.lebrun at umontpellier.fr> wrote:
> Thanks a lot for your tips, Bill and David!
>
> I managed to use successfully vtkBillboardTextActor3D, it fully answers my
> needs! Plus it also performs very nicely when using anaglyph rendering mode
> : http://morphomuseum.com/files/atractosteus.jpg
>
>
> Le 11/05/2017 à 18:00, Bill Lorensen a écrit :
>
> here is an example using BillboardTextActor3D:
>
> http://www.vtk.org/Wiki/VTK/Examples/Cxx/Visualization/BillboardTextActor3D
>
> On Thu, May 11, 2017 at 11:45 AM, David Lonie <david.lonie at kitware.com>
> wrote:
>
> Nope -- vtkCaptionActor2D renders in the overlay, which will always
> occlude 3D geometry.
>
> You may want to try vtkBillboardTextActor3D, which was recently added.
> It doesn't do quite the same thing as the caption actor, but will mix
> with 3D geometry.
>
> On Thu, May 11, 2017 at 10:14 AM, Renaud Lebrun
> <renaud.lebrun at umontpellier.fr> wrote:
>
> I am trying to visualize text labels in 3D space.
>
> I currently use vtkCaptionActor2D but I can not manage the text to be
> occluded by objects nearer to the camera.
>
> The text generated by vtkCaptionActor2D is always drawn on top of
> everything.
>
>
> => Would there be a way to allow vtkCaptionActor2D to be occluded by nearer
> objects ?
>
> Thanks in advance for your answer,
> Renaud.
>
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> ---------------------------------------------------------
> Dr. Renaud Lebrun
>
> Institut des Sciences de l'Evolution
>
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