[vtkusers] VTK 8.1.0 vtkRenderingVolumeOpenGL, vtkRenderingVolumeOpenGL2,

[David E DeMarle]

2>  CMake Error at Rendering/OpenGL/CMakeLists.txt:3 (message):
2>    vtkRenderingOpenGL cannot be built with vtkRenderingOpenGL2, please
disable
2>    one of them.

To choose the legacy backend:
VTK_RENDERING_BACKEND:STRING=OpenGL

To choose the modern backend:
VTK_RENDERING_BACKEND:STRING=OpenGL2



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

On Tue, Apr 3, 2018 at 2:44 PM, Brian Davis <bitminer at gmail.com> wrote:

>
> On Win 10 build I now get:
>
> 2>  CMake Error at Rendering/OpenGL/CMakeLists.txt:3 (message):
> 2>    vtkRenderingOpenGL cannot be built with vtkRenderingOpenGL2, please
> disable
> 2>    one of them.
>
> When building VTK this did work
>
> -DModule_vtkRenderingVolumeOpenGL=ON
>
> I mean (worked) the rendering was still horrid slow, but it built and ran.
>
> https://blog.kitware.com/volume-rendering-improvements-in-vtk/
>
> states to use:
>
> -DModule_vtkRenderingVolumeOpenGLNew=ON,
>
> though that is circa 2014
>
> https://gitlab.kitware.com/search?utf8=%E2%9C%93&snippets=&scope=&search=
> vtkRenderingVolumeOpenGL&project_id=13
>
> might lead me to believe if I look at the android section:
>
>   -DModule_vtkTestingCore:BOOL=ON
>   -DModule_vtkTestingRendering:BOOL=ON
>   -DModule_vtkRenderingVolumeOpenGL2:BOOL=ON
>
>
> Though I am not compiling for android or iOS.
>
> Is there a way to build the "New" (well post OpenGL fixed pipeline)
> version in version 8.0.1?
>
>
>
>
>
>
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