[vtkusers] Fwd: Re: Heap corruption | vtkLookupTable?

Thu Jan 28 08:28:27 EST 2016

Can you try using SetNumberOfTableValues() instead of SetNuberOfColors()?

Thanks
Ken

On Wed, Jan 27, 2016 at 4:15 PM, Audrius Stundzia <audrius at tomographix.com>
wrote:

>
> Hi Cory,
>
> Sorry that I did not respond earlier. Overlooked your e-mail.
> Thank you for your reply
>
> Now using
>
> OS: Windows 10 x64
> IDE: MS VS 2015
> VTK: 7.0.0.rc2 x64 build
>
> Still receiving the same error message at the same place:
>
> HEAP CORRUPTION DETECTED: after Normal block (#218683) at
> 0x00000286C6D22350.
> CRT detected that the application wrote to memory after end of heap buffer.
>
> No idea how to create a CMakeLists.txt file. Please advise.
>
> Regards,
>
> Audrius
>
> On 8 November 2015 at 15:26, Cory Quammen <cory.quammen at kitware.com>
> wrote:
>
> Hi Audrius,
>
> That is indeed suspicious. I don't immediately see anything in your code
> that would explain the crash. Would you mind attaching a compilable example
> program with accompanying CMakeLists.txt file? That will make it easier to
> take a look.
>
> Thanks,
> Cory
>
> On Thu, Nov 5, 2015 at 11:19 PM, Audrius Stundzia <audrius at tomographix.com
> > wrote:
>
>
> Dear All,
>
> OS: Windows 10 x64
> IDE: MS VS 2015
> VTK: 6.3.0 x64 build
>
> I am getting a "heap corruption" message when a vtkRenderWindow is closed
> and the vtkRenderWindowInteractor is stopped.
> Specifically the line
>
> renderWindowInteractor->TerminateApp();
>
> in a callback function
>
> static void KeyPressCallbackFunction
>
> The relevant code fragments, appended below, are conventional texture
> mapping of an image to a plane.
> This "heap corruption" did not occur in Windows 8.1 x64; MS VS 2010; VTK
> 5.10.1 x64 build
>
> From the call stack it appears to due to a problem with deleting an
> instantiation of vtkLoopupTable:
>
> vtkCommonCore-6.3.dll!vtkDataArrayTemplate<unsigned char>::DeleteArray()
> Line 214 C++
> vtkCommonCore-6.3.dll!vtkDataArrayTemplate<unsigned
> char>::~vtkDataArrayTemplate<unsigned char>() Line 92 C++
> vtkCommonCore-6.3.dll!vtkUnsignedCharArray::~vtkUnsignedCharArray() Line
> 37 C++
> [External Code]
> vtkCommonCore-6.3.dll!vtkObjectBase::UnRegisterInternal(vtkObjectBase *
> __formal, int check) Line 232 C++
> vtkCommonCore-6.3.dll!vtkObject::UnRegisterInternal(vtkObjectBase * o, int
> check) Line 901 C++
> vtkCommonCore-6.3.dll!vtkObjectBase::UnRegister(vtkObjectBase * o) Line
> 190 C++
> vtkCommonCore-6.3.dll!vtkLookupTable::~vtkLookupTable() Line 89C++
> [External Code]
> vtkCommonCore-6.3.dll!vtkObjectBase::UnRegisterInternal(vtkObjectBase *
> __formal, int check) Line 232 C++
> vtkCommonCore-6.3.dll!vtkObject::UnRegisterInternal(vtkObjectBase * o, int
> check) Line 901 C++
> vtkCommonCore-6.3.dll!vtkObjectBase::UnRegister(vtkObjectBase * o) Line
> 190 C++
> vtkCommonCore-6.3.dll!vtkSmartPointerBase::~vtkSmartPointerBase() Line 62
> C++
> [External Code]
>
> Any insight would be appreciated.
>
> Regards,
>
> Audrius
>
> //---------------------------------------
> // Start: relevant code fragment
> //---------------------------------------
>
> {
> . . .
>
> vtkSmartPointer<vtkCamera> camera_ = vtkSmartPointer<vtkCamera>::New();
>
> camera_->SetPosition( 0.0, 0.0, -1.0);
> camera_->SetRoll(180.0);
>
> camera_->Zoom( zoomFactor_ );
>
> //---------------
> vtkSmartPointer<vtkRenderer> renderer_ =
> vtkSmartPointer<vtkRenderer>::New();
> renderer_->SetActiveCamera(camera_);
> renderer_->SetBackground( 0.0, 0.0, 0.0 );
>
> //---------------
> vtkSmartPointer<vtkRenderWindow> renderWindow_ =
> vtkSmartPointer<vtkRenderWindow>::New();
> renderWindow_->AddRenderer( renderer_ );
> renderWindow_->SetSize
> ( winSizeX_
> , winSizeY_ );
> renderWindow_->SetPosition
> ( winPosX_
> , winPosY_ );
> renderWindow_->SwapBuffersOn();
>
> //---------------
> vtkSmartPointer<vtkRenderWindowInteractor> renderWindowInteractor_ =
> vtkSmartPointer<vtkRenderWindowInteractor>::New();
> renderWindowInteractor_->SetRenderWindow( renderWindow_);
>
> vtkSmartPointer<vtkCallbackCommand> keyPressCallback_ =
> vtkSmartPointer<vtkCallbackCommand>::New();
> keyPressCallback_->SetCallback(
> advDiagnosticDisplay::KeyPressCallbackFunction);
>
> renderWindowInteractor_->AddObserver
> ( vtkCommand::KeyPressEvent
> , keyPressCallback_ );
>
> // Build a colour map
> vtkSmartPointer<vtkLookupTable> colourMap_ =
> vtkSmartPointer<vtkLookupTable>::New();
> InitializeColourMap(colourMap_);
>
> // Apply the texture
> vtkSmartPointer<vtkTexture> texture_ = vtkSmartPointer<vtkTexture>::New();
> if(interpolation_)
> texture_->InterpolateOn();
> else
> texture_->InterpolateOff();
> texture_->RepeatOff();
> texture_->SetQualityTo32Bit();
> texture_->MapColorScalarsThroughLookupTableOn();
> texture_->SetInputData( imageReslice_->GetOutput());
> texture_->SetLookupTable( colourMap_);
>
> //---------------
> vtkSmartPointer<vtkPlaneSource> planeSource_ =
> vtkSmartPointer<vtkPlaneSource>::New();
> planeSource_->SetResolution( 1, 1 );
> planeSource_->SetPoint1( eX_, 0.0, 0.0);
> planeSource_->SetPoint2( 0.0, eY_, 0.0);
> planeSource_->SetCenter( centre_.data());
> planeSource_->SetNormal( 0.0, 0.0, 1.0);
> planeSource_->Update();
>
> //---------------
> vtkSmartPointer<vtkPolyDataMapper> mapper_ =
> vtkSmartPointer<vtkPolyDataMapper>::New();
> mapper_->ScalarVisibilityOff();
> mapper_->SetInputData( planeSource_->GetOutput());
> mapper_->Update();
>
> //---------------
> vtkSmartPointer<vtkProperty> property_ =
> vtkSmartPointer<vtkProperty>::New();
> property_->SetOpacity( opacity_);
>
> //---------------
> vtkSmartPointer<vtkActor> actor_ = vtkSmartPointer<vtkActor>::New();
> actor_->SetProperty( property_ );
> actor_->SetTexture( texture_ );
> actor_->SetMapper( mapper_ );
>
> //---------------
> renderer_->AddActor(actor_);
>
> renderer_->ResetCamera();
>
> renderWindow_->Render();
> renderWindow_->SetWindowName( "Window name here");
>
> renderWindowInteractor_->Start();
>
> . . .
>
> }
>
> void InitializeColourMap(vtkSmartPointer<vtkLookupTable>& colourMap)
> {
> //---------------
> colourMap->SetNumberOfColors(nImageColours_ + 1);
> colourMap->SetTableRange
> (minScalar_
> , maxScalar_);
>
> if (colour_)
> {
> colourMap->SetHueRange(0.666667f, 0.0f);
> colourMap->Build();
> colourMap->SetTableValue(0, 0.0f, 0.0f, 0.0f, 0.0f);
> }
> else
> {
> colourMap->SetHueRange(0.5f, 0.5f);
> colourMap->SetSaturationRange(0.0f, 1.0f);
> colourMap->Build();
> colourMap->SetTableValue(0, 0.0f, 0.0f, 0.0f, 0.0f);
>
> for (int iC = 1; iC <= nImageColours_; ++iC)
> {
> const float val = static_cast<float>(iC) /
> static_cast<float>(nImageColours_ + 1);
> colourMap->SetTableValue
> (iC
> , val
> , val
> , val
> , 1.0f);
> }
> }
> }
>
>
> //
> // vtk callback function: stop rendering and close window
> //
>
> static void KeyPressCallbackFunction
> ( vtkObject* caller
> , long unsigned int vtkNotUsed(eventId)
> , void* vtkNotUsed(clientData)
> , void* vtkNotUsed(callData))
> {
> vtkRenderWindowInteractor* renderWindowInteractor =
> dynamic_cast<vtkRenderWindowInteractor*>(caller);
>
> // Close the window
> vtkRenderWindow* renderWindow = renderWindowInteractor->GetRenderWindow();
> renderWindow->Finalize();
>
> // Stop the interactor
> // When the next line is executed, the heap corruption message is generated
> renderWindowInteractor->TerminateApp();
>
> std::cout << "Window closed." << std::endl;
> }
>
>
>
>
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>
>
>
>
> --
> Cory Quammen
> R&D Engineer
> Kitware, Inc.
>
>
>
>
> _______________________________________________
> Powered by www.kitware.com
>
> Visit other Kitware open-source projects at
> http://www.kitware.com/opensource/opensource.html
>
> Please keep messages on-topic and check the VTK FAQ at:
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>
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>
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>

-- 
Ken Martin PhD
Chairman & CFO
Kitware Inc.
28 Corporate Drive
Clifton Park NY 12065
518 371 3971

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