[vtkusers] Building VTK without OpenGL

[David E DeMarle]

BUILD_TESTING is off too?


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

On Tue, Oct 20, 2015 at 6:42 PM, Moreland, Kenneth <kmorel at sandia.gov>
wrote:

> I am trying to build VTK 6.3.0 on a system without OpenGL. I don't need
> any of the rendering components on this system, so this should not be a
> problem. However, even when I set VTK_Group_Rendering to OFF I get an error
> that CMake cannot find OpenGL on the system (because it is not there).
>
> I tried to get around this problem by setting VTK_RENDERING_BACKEND to
> None, but that gives me a different error. CMake tells me that there is no
> such module vtkRenderingNone needed by vtkGUISupportQt (another module I
> don't care about and don't need compiled). I think I have all the rendering
> and GUI modules turned off. The error appears to be during a check of the
> dependency of all modules regardless of whether they are used.
>
> How can I get the VTK build to completely ignore all rendering?
>
> -Ken
>
>    ****      Kenneth Moreland
>     ***      Sandia National Laboratories
> ***********
> *** *** ***  email: kmorel at sandia.gov
> **  ***  **  phone: (505) 844-8919
>     ***      web:   http://kennethmoreland.com
>
>
>
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