[vtkusers] Display Error under Ubuntu 16.04
Bill Lorensen
bill.lorensen at gmail.com
Wed Nov 16 14:56:22 EST 2016
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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> Chairman & CFO
> Kitware Inc.
> 28 Corporate Drive
> Clifton Park NY 12065
> 518 371 3971
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> This communication, including all attachments, contains confidential and
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