[vtkusers] building vtk without opengl and rendering

[Alex Pletzer]

Hi David,

Yes, tests and examples are turned off. My settings are:

  BUILD_DOCUMENTATION OFF
  BUILD_EXAMPLES OFF
  BUILD_SHARED_LIBS ON
  BUILD_TESTING OFF
  BUILD_USER_DEFINED_LIBS OFF
  CMAKE_BUILD_TYPE Debug
  CMAKE_INSTALL_PREFIX /usr/local
  VTK_ANDROID_BUILD OFF
  VTK_EXTRA_COMPILER_WARNINGS OFF
  VTK_Group_Imaging OFF
  VTK_Group_MPI OFF
  VTK_Group_Qt OFF
  VTK_Group_Rendering OFF
  VTK_Group_StandAlone ON
  VTK_Group_Tk OFF
  VTK_Group_Views OFF
  VTK_Group_Web OFF
  VTK_IOS_BUILD OFF
  VTK_PYTHON_VERSION 2
  VTK_RENDERING_BACKEND OpenGL
  VTK_SMP_IMPLEMENTATION_TYPE Sequential
  VTK_USE_LARGE_DATA OFF
  VTK_WRAP_JAVA OFF
  VTK_WRAP_PYTHON OFF
  VTK_WRAP_TCL OFF

Thanks.

--Alex

On 05/13/2015 07:29 PM, David E DeMarle wrote:
> Are tests off?
>
> Most of the tests are end to end ones that render some image and 
> compare it against a baseline. This could be why Rendering/OpenGL is 
> being built.
>
>
>
> David E DeMarle
> Kitware, Inc.
> R&D Engineer
> 21 Corporate Drive
> Clifton Park, NY 12065-8662
> Phone: 518-881-4909
>
> On Wed, May 13, 2015 at 12:40 PM, Alex Pletzer <axp5530 at psu.edu 
> <mailto:axp5530 at psu.edu>> wrote:
>
>     Hi VTK'ians,
>
>     Is it possible to build VTK without rendering? On a platform that
>     does not have OpenGL? I'm working on a project which uses VTK
>     classes but I'm not producing any picture. The code should run in
>     the cloud, which does not have OpenGL.
>
>     I have set:
>
>     VTK_Group_Rendering             *OFF
>
>     When I configure, I get
>
>     CMake Error at
>     /usr/share/cmake/Modules/FindPackageHandleStandardArgs.cmake:108
>     (message):
>        Could NOT find OpenGL (missing: OPENGL_gl_LIBRARY
>     OPENGL_INCLUDE_DIR)
>      Call Stack (most recent call first):
>      /usr/share/cmake/Modules/FindPackageHandleStandardArgs.cmake:315
>     (_FPHSA_FAILURE_MESSAGE)
>        /usr/share/cmake/Modules/FindOpenGL.cmake:161
>     (FIND_PACKAGE_HANDLE_STANDARD_ARGS)
>        Rendering/OpenGL/CMakeLists.txt:196 (find_package)
>
>     Thanks in advance!
>
>     --Alex
>
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-- 
Alexander Pletzer (pletzer at psu.edu)
Office 224G, Computer Building
Institute of CyberScience
The Pennsylvania State University
cell: +1 609 799 7999

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