[vtkusers] X11 CMake Errors on Mac

[Bill Lorensen]

David,

The wiki examples are very well maintained. I just downloaded the
tarball for EventQtSlotConnect and it built fine for VTK6.

I'll have to try it with VTK5.

Bill

On Fri, Jan 4, 2013 at 3:11 PM, David Gobbi <david.gobbi at gmail.com> wrote:
> So VTK itself built fine?  It's just an example that fails to build?
> The problem is most likely with the example.  Those wiki
> examples are provided by the community (anyone can edit the
> wiki) so I'm not sure how well-maintained they are.
>
> From the error that you are seeing, which says that the
> symbol vtkEventQtSlotConnect::New cannot be found,
> I can say that the target_link_libraries in the example's
> CMakeLists.txt must be missing the QVTK library.  That's
> the library that defines the missing function.
>
>  - David
>
>
> On Fri, Jan 4, 2013 at 12:48 PM, Berkowitz, Benjamin M
> <benjamin-berkowitz at uiowa.edu> wrote:
>> Hi David,
>>
>> I uninstalled and reinstalled both Qt and VTK.  I tried building the EventQtSlotConnect example, and I'm getting this error:
>>
>> Linking CXX executable EventQtSlotConnect.app/Contents/MacOS/EventQtSlotConnect
>> Undefined symbols for architecture x86_64:
>>   "QVTKWidget::QVTKWidget(QWidget*, QFlags<Qt::WindowType>)", referenced from:
>>       Ui_EventQtSlotConnect::setupUi(QMainWindow*) in EventQtSlotConnect.cxx.o
>>   "vtkEventQtSlotConnect::New()", referenced from:
>>       vtkSmartPointer<vtkEventQtSlotConnect>::New() in EventQtSlotConnect.cxx.o
>> ld: symbol(s) not found for architecture x86_64
>> clang: error: linker command failed with exit code 1 (use -v to see invocation)
>> make[2]: *** [EventQtSlotConnect.app/Contents/MacOS/EventQtSlotConnect] Error 1
>> make[1]: *** [CMakeFiles/EventQtSlotConnect.dir/all] Error 2
>> make: *** [all] Error 2
>>
>>
>> Do you have any ideas?
>>
>> Thanks,
>> Ben
>>
>>
>>
>> On Jan 4, 2013, at 12:10 PM, David Gobbi <david.gobbi at gmail.com>
>>  wrote:
>>
>>> I should also mention: if you are using OS X 10.8, then you should
>>> be using VTK 5.10.1 rather than VTK 5.10.  The .1 release included
>>> some small fixes for OS X 10.8.
>>>
>>> - David
>>>
>>>
>>> On Fri, Jan 4, 2013 at 11:00 AM, David Gobbi <david.gobbi at gmail.com> wrote:
>>>> Hi Ben,
>>>>
>>>> Go with Qt 4.8.  Qt is what most people use with VTK.  Install the dmg
>>>> file from digia (qt-mac-opensource-4.8.4.dmg) and then build your VTK
>>>> with these CMake options:
>>>>
>>>> BUILD_SHARED=ON
>>>> VTK_USE_COCOA=ON
>>>> VTK_USE_QT=ON
>>>>
>>>> That's all that I do when I build VTK with Qt.  The VTK build on OS X
>>>> 10.6 through 10.8 is x86_64 by default, which works fine with the Qt
>>>> binary package that I mentioned above.  If you have build/link issues
>>>> related to Qt, check the QT-related variables in VTK's CMakeCache.txt
>>>> to make sure that it is finding the right versions of all the Qt
>>>> libraries (if you have multiple versions of Qt installed on your
>>>> system, this could be an issue).
>>>>
>>>> - David
>>>>
>>>>
>>>>
>>>> On Fri, Jan 4, 2013 at 10:38 AM, bberkowi <benjamin-berkowitz at uiowa.edu> wrote:
>>>>> Thanks, that makes sense.  I was hoping that I would be able to use KWWidgets
>>>>> to build a simple GUI, but it seems like that may not be the case.  I also
>>>>> haven't had luck with VTK for use with either Qt 4.8 or 5.0.  Do you know of
>>>>> any alternatives?
>>
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