[vtkusers] No override found for 'vtkRayCastImageDisplayHelper'

[David Gobbi]

It's looking for vtkOpenGLRayCastImageDisplayHelper, in
vtkRenderingVolumeOpenGL2.
If you link your program to vtkRenderingVolumeOpenGL2 the error should
disappear.

On Sun, Jun 10, 2018 at 1:31 AM, Rasoul Sharifian <
rasoul.sharifian1 at gmail.com> wrote:

> Hi every one,
> Do you guys face with this error?
>
> Generic Warning: In F:\VTK-8.1.0\Source\Rendering\Volume\vtkRayCastImageDisplayHelper.cxx, line 20
> Error: no override found for '*vtkRayCastImageDisplayHelper*'.
>
> It occurs at this line of my code:
>
> vtkSmartPointer<vtkFixedPointVolumeRayCastMapper> mapper =
>         vtkSmartPointer<vtkFixedPointVolumeRayCastMapper>::New();
>
> Any help would be welcome
>
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