thank you very much , i would tell you, after i try it.
> Date: Wed, 6 Aug 2008 13:00:46 +0200
> From: [EMAIL PROTECTED]
> To: [EMAIL PROTECTED]
> CC: [email protected]
> Subject: Re: [mitk-users] problem about the surface and image
>
> Hi,
> your code snippet looks like you want to convert a surface to an image,
> is this correct? MITK has a filter for that purpose - which does more or
> less the same as you do, i.e., using vtk stenciling:
> mitk::SurfaceToImageFilter. If you tried it and it did not work as you
> expected, please tell us ...
> For more information, see
> http://www.mitk.org/documentation/doxygen/classmitk_1_1SurfaceToImageFilter.html
> Best regards,
> Ivo
>
> guoyanmin wrote:
> > thank you so much for your quickly answer,but i have used the
> > transformfilter from the index coordinates system to the world
> > coordinate system, i have writed
> >
> > TimeSlicedGeometry *surfaceTimeGeometry =
> > surface->GetTimeSlicedGeometry();
> >
> > TimeSlicedGeometry *imageTimeGeometry = img->GetTimeSlicedGeometry();
> >
> > Geometry3D* imageGeometry = imageTimeGeometry->GetGeometry3D(0);
> >
> > vtkPolyData * polydata = surface->GetVtkPolyData( );
> >
> > Geometry3D* surfacegeometry = surfaceTimeGeometry->GetGeometry3D(0);
> >
> > vtkLinearTransform *transform = surfacegeometry->GetVtkTransform();
> >
> > vtkTransformPolyDataFilter *
> > transformFilter=vtkTransformPolyDataFilter::New(); *
> > transformFilter->SetInput(polydata);
> >
> > transformFilter->SetTransform(transform);
> >
> > transformFilter->Update();
> >
> > vtkPolyDataToImageStencil * dataToStencil=
> > vtkPolyDataToImageStencil::New();
> >
> > dataToStencil->SetInput( transformFilter->GetOutput());
> >
> > *
> >
> > * vtkImageStencil * stencil = vtkImageStencil::New();*
> >
> > ** * stencil->SetStencil(dataToStencil->GetOutput());*
> >
> > * stencil->SetBackgroundValue( 0 );*
> >
> > * stencil->ReverseStencilOff();*
> >
> > * vtkImageData *vtkimage = image->GetVtkImageData();*
> >
> > * stencil->SetInput( vtkimage );*
> >
> > * stencil->Update();*
> >
> > * vtkimage = stencil->GetOutput();*
> >
> > * mitk::Image::Pointer m_img;*
> >
> > * m_img->Initialize(vtkimage);*
> >
> > * m_img->SetVolume( vtkimage->GetScalarPointer() );*
> >
> > *
> > *
> >
> > *and this m_img is the new cut image, what i want.but it shows not in
> > the right position. can you give me some ideas.*
> >
> > *
> > *
> >
> > *
> > *
> >
> > *& nbsp;
> > *
> >
> > * *
> >
> > *
> > *
> >
> > **
> >
> > * *
> >
> > *
> > *
> >
> > *
> >
> > *
> > ------------------------------------------------------------------------
> > *Subject: AW: [mitk-users] problem about the surface and image
> > Date: Wed, 6 Aug 2008 12:04:50 +0200
> > From: [EMAIL PROTECTED]
> > To: [EMAIL PROTECTED]; [email protected]
> >
> > *
> >
> > *Hi Jacob,*
> >
> > *did you possible use the coordinates of the surface to cut the image
> > and not the world coordinates of the surface?*
> >
> > * *
> >
> > *You will have to transform the surface coordinates (this way the
> > transform to the center is also considered) to world coordinates and
> > then to the coordinate space of the image to get the right positions.*
> >
> > * *
> >
> > *Regards,*
> >
> > *Ingmar*
> >
> > * *
> >
> > *Dipl.-Inform. Med. Ingmar Wegner
> > DKFZ
> > German Cancer Research Center (Deutsches Krebsforschungszentrum)
> > Member of the Helmholtz Association
> > Division Medical and Biological Informatics E130
> > Im Neuenheimer Feld 280
> > D-69120 Heidelberg*
> >
> > *Phone: 49-(0)6221-42-3543
> > Fax: 49-(0)6221-42-2345
> > E-Mail: [EMAIL PROTECTED]
> > Web: www.dkfz.de*
> >
> > * *
> >
> > *Confidentiality Note: This message is intended only for the use of
> > the named recipient(s) and may obtain confidential and/or privileged
> > information. If you are not the intended recipient, please contact the
> > sender and delete the message. Any unauthorized use of the information
> > contained in this message is prohibited. *
> >
> > * *
> >
> > **Von:* [EMAIL PROTECTED]
> > [mailto:[EMAIL PROTECTED] *Im Auftrag von
> > *guoyanmin
> > *Gesendet:* Mittwoch, 6. August 2008 11:36
> > *An:* [email protected]
> > *Betreff:* [mitk-users] problem about the surface and image*
> >
> > * *
> >
> > *hallo everyone, i have one question long times.
> > now i want to use the surface to cut one image, i load the surface and
> > image, for example this surface stay upper-left of image, i move this
> > surface to the center of image, and cut this image, but this part of
> > cut image is showed only upper-left position, that means, only in the
> > position, where i load the surface.
> > anybody can tell me, how i can put this cut image in the center of
> > image, but not in the upper-left position.
> >
> > best regards
> >
> > *
> >
> > ------------------------------------------------------------------------
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>
>
> --
> ----------------------------------------------------------------------
> Dr. Ivo Wolf, Dipl.-Phys. Phone: (+49) 6221/42-2327
> Deutsches Krebsforschungszentrum Fax: (+49) 6221/42-2345
> Div. Medical and Biological Informatics (E130)
> Im Neuenheimer Feld 280 email: [EMAIL PROTECTED]
> D-69120 Heidelberg, Germany http://mbi.dkfz-heidelberg.de
> ----------------------------------------------------------------------
> Confidentiality Note: This message is intended only for the use of the
> named
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