[vtkusers] VTK 8.1.0 vtkRenderingVolumeOpenGL, vtkRenderingVolumeOpenGL2,

[David E DeMarle]

That would be great. Please do.


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 3:53 PM, Brian Davis <bitminer at gmail.com> wrote:

>
> Ok as stated here https://blog.kitware.com/paraview-5-0-0-available-for-
> download/
>
> and search  VTK_RENDERING_BACKEND which yields the sentence:
>
> "When building from source, simply set the VTK_RENDERING_BACKEND CMake
> variable to OpenGL2 to use this new rendering engine."
>
> any thoughts on adding this to
>
> https://www.vtk.org/Wiki/VTK/Building/Windows
>
> which looks to be circa VS 2008
>
> or more generally to:
>
> https://www.vtk.org/Wiki/VTK/Building
>
>
>
> On Tue, Apr 3, 2018 at 1:55 PM, David E DeMarle <dave.demarle at kitware.com>
> wrote:
>
>> 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=&s
>>> cope=&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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>>
>
>
> --
> Brian J. Davis
>
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