[vtkusers] Display Error under Ubuntu 16.04
Andrea Borsic
aborsic at ne-scientific.com
Wed Nov 16 15:34:34 EST 2016
Thanks so much for your time!
Best Regards,
Andrea
On 11/16/2016 8:56 PM, Bill Lorensen wrote:
> Solved.
>
> looks like you need to:
> interactor = vtk.vtkRenderWindowInteractor()
> interactor.SetRenderWindow(renWin)
>
> BEFORE:
> renWin.Render()
>
> I'm not sure why. Looks like a strange bug to me.
>
> Your numpy example also works with this fix.
>
>
> On Wed, Nov 16, 2016 at 2:03 PM, Andrea Borsic
> <aborsic at ne-scientific.com> wrote:
>> Sorry for the many posts, just a last one with a further simplified example
>> that removes the need for numpy and numpy conversions ...
>>
>> Best Regards,
>>
>> Andrea
>>
>>
>> On 11/16/2016 6:01 PM, Andrea Borsic wrote:
>>
>> I have further simplified the script (it still crashes under Ubuntu and not
>> under Windows)
>>
>> Best,
>>
>> Andrea
>>
>>
>> On 11/16/2016 5:29 PM, Andrea Borsic wrote:
>>
>> Thanks for your test.
>>
>> My hint to the problem is wrong though - I have realized that MaxId is
>> equal to size() - 1 and not NumberOfTuples() -1, so the MaxId shown by
>> print() is correct.
>>
>> I will do some more digging,
>>
>> Best and thanks,
>>
>> Andrea
>>
>>
>> On 16/11/2016 17:13, Bill Lorensen wrote:
>>
>> I get the same error on my Ubuntu14.04 build.
>>
>> On Wed, Nov 16, 2016 at 10:38 AM, Andrea Borsic
>> <aborsic at ne-scientific.com> wrote:
>>
>> Hi All,
>>
>> Apologies for the long hiatus, but I would like to understand why the crash
>> I and Elvis are experiencing is occurring. I am half convinced it could be a
>> bug in the numpy support functions, and wanted to share my knowledge so far
>> in order to hear any possible feedback.
>>
>> I am attaching a new Python script, which is simpler and self contained now.
>> The script builds a vtkUnstructuredGrid with a single tetrahedra and
>> displays it. The script does not crash under Windows, but crashes under
>> Ubuntu 16.04 / VTK 7.1RC2 / OpenGL2
>>
>> The dataset has only 4 points and the only cell of the dataset (a
>> tetrahedra) is described by the list of nodes [0,1,2,3] to which is
>> pre-pended a "4" to indicate that 4 points describe the cell, the cell data
>> is therefore [4,0,1,2,3]. The cell data is automatically converted from
>> numpy to vtk using the vtk numpy support functions.
>>
>> Printing the VTK converted cell_data (line 47) shows the output attached
>> below:
>>
>> In the output the MaxId is 4, but the number of tuples is 1, shouldn't the
>> MaxId therefore be 0 (the shape of the array is (1,5) )? Can this be the
>> source of the problem ?
>>
>> Similarly if a (2x5) numpy array is converted to vtk with
>> vtk_np.numpy_to_vtkIdTypeArray, the resulting array has a MaxId of 9, which
>> in my opininion should be 1. I will dig some more into the
>> vtk_np.numpy_to_vtkIdTypeArray function ...
>>
>> Thanks for any comment,
>>
>> Best Regards,
>>
>> Andrea
>>
>>
>> Printing cell data
>> vtkIdTypeArray (000002C3420E7BE0)
>> Debug: Off
>> Modified Time: 54
>> Reference Count: 1
>> Registered Events: (none)
>> Name: (none)
>> Data type: idtype
>> Size: 5
>> MaxId: 4
>> NumberOfComponents: 5
>> Information: 0000000000000000
>> Name: (none)
>> Number Of Components: 5
>> Number Of Tuples: 1
>> Size: 5
>> MaxId: 4
>> LookupTable: (none)
>> Array: 000002C342B0EA50
>>
>>
>>
>>
>>
>>
>> On 10/28/2016 4:39 PM, Andrea Borsic wrote:
>>
>> Hi Elvis,
>>
>> Thanks for testing this. Actually I started out on Ubuntu with your Jumbo
>> VTK package, and is it was throwing this error, I switched to compiling from
>> source - with the same result.
>>
>> Cheers,
>>
>> Andrea
>>
>>
>>
>> I tested your example with the 7.1.0.rc1 build we use at work (also
>> Ubuntu 16.04), and I also get an X error, though a slightly different
>> one:
>>
>> X Error of failed request: BadMatch (invalid parameter attributes)
>> Major opcode of failed request: 154 (GLX)
>> Minor opcode of failed request: 11 (X_GLXSwapBuffers)
>> Serial number of failed request: 2141
>> Current serial number in output stream: 2143
>>
>> I can confirm that commenting the interactor initialization/start, it
>> terminates OK.
>>
>> Haven't looked closer at what's happening, but just thought I should
>> share.
>>
>> For brevity, these are the flags we use when configuring our build:
>>
>> -DCMAKE_INSTALL_PREFIX=/opt/VTK7 \
>> -DVTK_Group_Qt=ON \
>> -DVTK_QT_VERSION=5 \
>> -DVTK_Group_Imaging=ON \
>> -DVTK_Group_Views=ON \
>> -DModule_vtkRenderingFreeTypeFontConfig=ON \
>> -DVTK_WRAP_PYTHON=ON \
>> -DVTK_PYTHON_VERSION=3 \
>> -DPYTHON_EXECUTABLE=/usr/bin/python3 \
>> -DPYTHON_INCLUDE_DIR=/usr/include/python3.5 \
>> -DPYTHON_LIBRARY=/usr/lib/$(DEB_HOST_MULTIARCH)/libpython3.5m.so \
>> -DBUILD_TESTING=OFF \
>> -DVTK_USE_SYSTEM_LIBRARIES=ON \
>> -DVTK_USE_SYSTEM_LIBPROJ4=OFF \
>> -DVTK_USE_SYSTEM_GL2PS=OFF \
>> -DCMAKE_BUILD_TYPE=Release
>>
>> Elvis
>>
>> Best Regards,
>>
>> Andrea
>>
>>
>>
>> On 27/10/2016 23:25, Ken Martin wrote:
>>
>> Hmm, well that means VTK's rendering engine is initializing OK and
>> running.
>> So it could be something specific to the python app. If you run some of
>> the
>> python tests do they work? ala
>>
>> ctest -R Python -I ,,23
>>
>> thats runs 1/23rd of the python tests
>>
>> if those all pass then it must be something specific to your script
>>
>>
>>
>> On Thu, Oct 27, 2016 at 5:16 PM, Andrea Borsic
>> <aborsic at ne-scientific.com>
>> wrote:
>>
>> Hi Ken,
>>
>> The test seems to run fine, I am attaching below the output.
>>
>> Best Regards,
>>
>> Andrea
>>
>>
>> -----------------------
>>
>> andrea at i7-Desktop:/opt/VTK-7.1.0.rc1-bin$ sudo ctest -R VBOPLY -VV
>> UpdateCTestConfiguration from
>> :/opt/VTK-7.1.0.rc1-bin/DartConfiguration.tcl
>> Parse Config file:/opt/VTK-7.1.0.rc1-bin/DartConfiguration.tcl
>> Add coverage exclude regular expressions.
>> Add coverage exclude: vtk.*TCLInit.cxx
>> Add coverage exclude: vtk[^\.]+(Java|Python|Tcl).cxx
>> Add coverage exclude: .*vtkOpenGLState.*
>> Add coverage exclude: .*Testing.Cxx.*cxx
>> Add coverage exclude: .*Testing.Cxx.*h
>> Add coverage exclude: .*moc_.*cxx
>> Add coverage exclude: .*/Rendering/OpenGL/vtkgl.*
>> Add coverage exclude: .*/Utilities/.*
>> Add coverage exclude: .*/ThirdParty/.*
>> Add coverage exclude: .*vtkOpenGLPolyDataMapper.*
>> SetCTestConfiguration:CMakeCommand:/usr/bin/cmake
>> UpdateCTestConfiguration from
>> :/opt/VTK-7.1.0.rc1-bin/DartConfiguration.tcl
>> Parse Config file:/opt/VTK-7.1.0.rc1-bin/DartConfiguration.tcl
>> Test project /opt/VTK-7.1.0.rc1-bin
>> Constructing a list of tests
>> Done constructing a list of tests
>> Checking test dependency graph...
>> Checking test dependency graph end
>> test 1551
>> Start 1551: vtkRenderingOpenGL2Cxx-TestVBOPLYMapper
>>
>> 1551: Test command:
>> /opt/VTK-7.1.0.rc1-bin/bin/vtkRenderingOpenGL2CxxTests
>> "TestVBOPLYMapper" "-D" "/opt/VTK-7.1.0.rc1-bin/ExternalData//Testing"
>> "-T"
>> "/opt/VTK-7.1.0.rc1-bin/Testing/Temporary" "-V"
>>
>> "/opt/VTK-7.1.0.rc1-bin/ExternalData/Rendering/OpenGL2/Testing/Data/Baseline/TestVBOPLYMapper.png"
>> 1551: Test timeout computed to be: 3600
>> 1551: first render time: 0.132993
>> 1551: opengl version 4.5
>> 1551: interactive render time: 0.0166377
>> 1551: number of triangles: 871414
>> 1551: triangles per second: 5.2376e+07
>> 1551: <DartMeasurement name="ImageError"
>> type="numeric/double">0</DartMeasurement><DartMeasurement
>> name="BaselineImage"
>> type="text/string">Standard</DartMeasurement><DartMeasurement
>> name="WallTime" type="numeric/double">0.059715</DartMeasurement>
>> 1551: <DartMeasurement name="CPUTime"
>> type="numeric/double">0.037073</DartMeasurement>
>> 1/1 Test #1551: vtkRenderingOpenGL2Cxx-TestVBOPLYMapper ... Passed
>> 0.91 sec
>>
>> The following tests passed:
>> vtkRenderingOpenGL2Cxx-TestVBOPLYMapper
>>
>> 100% tests passed, 0 tests failed out of 1
>>
>> Label Time Summary:
>> vtkRenderingOpenGL2 = 0.91 sec (1 test)
>>
>> Total Test time (real) = 0.97 sec
>>
>>
>>
>>
>>
>> On 27/10/2016 18:56, Ken Martin wrote:
>>
>> Can you try running ctest -R VBOPLY -VV and let us know the output?
>>
>> On Thu, Oct 27, 2016 at 12:46 PM, Andrea Borsic
>> <aborsic at ne-scientific.com> wrote:
>>
>> Dear All,
>>
>> I have successfully compiled VTK 7.0.0 under Ubuntu 16.04.1 LTS on a
>> computer with the following hw configuration:
>>
>> Processor: Intel Core i7
>>
>> GPU: NVIDIA GTX Titan Black
>>
>> ---
>>
>> VTK has been configured for:
>>
>> OpenGL 2 back-end
>>
>> Use Qt 5.7
>>
>> Use OpenMP for SMP
>>
>> Wrap Python 3 (ver 3.5.2 on the system)
>>
>> ---
>>
>> A simple python script which displays an unstructured grid and which
>> works fine under Windows, opens (under Ubuntu) a rendering window and
>> crashes with the message below:
>>
>> X Error of failed request: GLXBadDrawable
>> Major opcode of failed request: 154 (GLX)
>> Minor opcode of failed request: 11 (X_GLXSwapBuffers)
>> Serial number of failed request: 111
>> Current serial number in output stream: 111
>>
>>
>> Do you have any hint about this? Should I try the RC 7.1 or switch to
>> the
>> plain OpenGL back-end ?
>>
>> Thanks in advance for any suggestion,
>>
>> Best Regards,
>>
>> Andrea
>>
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