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

[Bill Lorensen]

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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