[vtkusers] Changing the color of dicom image while displaying it.

[Jothybasu Selvaraj]

vtkSmartPointer<vtkInteractorStyleImage>axialStyle =
            vtkSmartPointer<vtkInteractorStyleImage>::New();
    this->ui->AxialWidget->GetRenderWindow()->GetInteractor()->SetInteractorStyle(axialStyle);



On Fri, Nov 2, 2012 at 10:21 AM, Kiran Gachchi <Kiran.Gachchi at hcl.com> wrote:
>
> How to set the interactor style to vtkInteractorStyleImage .Please let me know with an example code.
>
>
>
> Thanking you in advance,
>
>
>
>
>
> Regards,
>
> Kiran.
>
>
>
> From: Jothybasu Selvaraj [mailto:jothybasu at gmail.com]
> Sent: Friday, November 02, 2012 3:32 PM
> To: Kiran Gachchi
> Cc: VTK Mailing List
> Subject: Re: [vtkusers] Changing the color of dicom image while displaying it.
>
>
>
> You need to setup a proper interaction style.
>
> Set your interactor style to vtkInteractorStyleImage.
>
> On Fri, Nov 2, 2012 at 9:54 AM, Kiran Gachchi <Kiran.Gachchi at hcl.com> wrote:
>
> Thanks for your Answer.
>
>
>
> I Have one more doubt. Please try to solve this issue.
>
>
>
> 1)      I want to read a DICOM image using VTK and display it on MFC picture control.
>
> I am able to do this. But the problem is, if I drag the image on picture control, it will rotate.  How to resolve it? I have attached the code snippet.
>
>
>
>
>
> pvtkDICOMImageReaderRef->SetFileName((LPCTSTR)cstrFileName);
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> pviewer_Ref->SetInput(pvtkDICOMImageReaderRef->GetOutput());
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> pviewer_Ref->SetupInteractor(pvtkMFCWindow_Ref->GetInteractor());
>
> pvtkMFCWindow_Ref->SetRenderWindow((vtkWin32OpenGLRenderWindow *)pviewer_Ref->GetRenderWindow());
>
> pviewer_Ref->SetColorLevel(128);
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> pviewer_Ref->SetColorWindow(1500);
>
> pviewer_Ref->GetRenderer()->ResetCamera();
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> pviewer_Ref->Render();
>
>
>
> 2)      I tried one more thing. In this case, the image in MFC picture control will not rotate, but Image won’t fit in the picture control properly.
>
>
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> this->pvtkDICOMImageReaderRef->SetFileName((LPCTSTR)cstrFileName);
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> this->pvtkDICOMImageReaderRef->Update();
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> this->pvtkImageMapper->SetInput(this->pvtkDICOMImageReaderRef->GetOutput());
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> this->pvtkImageMapper->SetColorLevel(128);
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> this->pvtkImageMapper->SetColorWindow(1500);//8192
>
> this->pvtkActor2D->SetMapper(this->pvtkImageMapper);
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> this->pvtkRendererRef->AddActor(this->pvtkActor2D);
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> this->pvtkRendererRef->GetRenderWindow()->Render();
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> this->pvtkRendererRef->ResetCamera();
>
>
>
> Regards,
>
> Kiran
>
>
>
>
>
>
>
>
>
> From: Jothybasu Selvaraj [mailto:jothybasu at gmail.com]
> Sent: Friday, November 02, 2012 3:22 PM
> To: Kiran Gachchi
> Cc: vtkusers at vtk.org
> Subject: Re: [vtkusers] Changing the color of dicom image while displaying it.
>
>
>
> You could use vtkDICOmImageReader and a proper lookup table to color the image.
>
> Have a look at this example
>
> http://vtk.org/gitweb?p=VTK.git;a=blob;f=Examples/ImageProcessing/Cxx/ImageSlicing.cxx
>
> Jothy
>
>
>
> On Fri, Nov 2, 2012 at 5:31 AM, Kiran Gachchi <Kiran.Gachchi at hcl.com> wrote:
>
> Hi all,
>
>
>
> I want to read a DICOM image (Gray Scale) in vtk and display it as color image.
>
> Could anyone help me out?
>
>
>
> Regards,
>
> Kiran
>
>
>
>
>
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> --
>
> Jothybasu Selvaraj
> PhD Student
> University of Liverpool
> UK
>
>
>
>
>
>
> --
>
> Jothybasu Selvaraj
> PhD Student
> University of Liverpool
> UK
>
>




--
Jothybasu Selvaraj
PhD Student
University of Liverpool
UK