[vtkusers] Text always on top

[David E DeMarle]

Add a second renderer to the renderwindow and use SetLayer to make the
second renderer be above the first.
Put the text actor in the second renderer and make sure that both renderers
get the same camera.


David E DeMarle
Kitware, Inc.
R&D Engineer
21 Corporate Drive
Clifton Park, NY 12065-8662
Phone: 518-881-4909


On Mon, Jun 3, 2013 at 8:26 AM, Max <smapersmaper at gmail.com> wrote:

> Hi David,
> In these examples the text is shown at some corner.
> I have a vtkVectorText which is part if the scene. Code:
>
>  vtkVectorText vectorText = new vtkVectorText();
>             vectorText.SetText(text);
>
>             vtkPolyDataMapper textMapper = vtkPolyDataMapper.New();
>             textMapper.SetInputConnection(vectorText.GetOutputPort());
>
>             //face the text always to the camera
>             TextActor = new vtkFollower();
>             TextActor.SetMapper(textMapper);
>             TextActor.SetCamera(activeCamera);
>             TextActor.GetProperty().SetColor(color.R, color.G, color.B);
>             TextActor.SetPosition(textLocation.X, textLocation.Y,
> textLocation.Z);
>             TextActor.SetScale(5);
>
> The only problem is that when the text is behind an object i cannot see it.
> How can i make it appear all the time?
>
> Thank you,
> Max
>
>
>
>
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