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

[Renaud Lebrun]

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

Université de Montpellier
Campus Triolet, bât. 22
Place Eugène Bataillon
34095 Montpellier cedex 5, FRANCE
Tél : +33 (0)4 67 14 32 60
renaud.Lebrun at umontpellier.fr 
<mailto:renaud.lebrun at umontpellier.fr?Subject=X-Ray+%C2%B5CT+access>
MORPHOMUSEUM <http://morphomuseum.com>
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