Sorry, I meant mitk::ImageToSurfaceFilter ... Ivo Hyungmin Kim wrote: > Thank you for your reply. > > mitk::SurfaceToImageFilter seems a method to create image data from > surface data just by the class name. (not to create surface data from image > data, which I am interested in) > > Are you sure that mitk::SurfaceToImageFilter essentially replaces > vtkMarchingCubes? > Because I can only see a method which takes surface data as input, > e.g, SetInput(const mitk::Surface *surface) , not as output. > And I cannot find any function that I can specify the isosurface > values in that class, as I did it with vtkMarchingCubes. > > /hm > > On Tue, Nov 23, 2010 at 6:52 PM, Ivo Wolf <[email protected]> wrote: > >> Hi, >> DICOM and mitk::Image support non-axis-parallel (i.e., rotated) image data >> whereas vtkImageData cannot store a rotation matrix and therefore supports >> only axis-parallel image data. This is probably the reason for your problem. >> Try the mitk::SurfaceToImageFilter class instead of vtkMarchingCubes. >> mitk::SurfaceToImageFilter essentially encapsulates vtkMarchingCubes and >> takes care of the rotation matrix contained in mitk::Image. >> Best, >> Ivo >> >> Hyungmin Kim wrote: >> >>> Hello, >>> >>> Once I posted my problem on this mailing list, but no one answered to that >>> post. >>> I have a problem of coordinate system mis-match between generated >>> polydata (vtkMarchingCubes) and image data (DICOM). >>> It seems like this is not just problem of translation (offset), there >>> is a mis-match in rotation as well. >>> So I am wondering how I can align them. >>> Here is the code block which I am using: >>> >>> vtkMarchingCubes* surfaceCreator = vtkMarchingCubes::New(); >>> surfaceCreator->ReleaseDataFlagOn(); >>> >>> surfaceCreator->SetInput(m_FirstImage->GetVtkImageData()); >>> surfaceCreator->SetValue(0, >>> m_sliderThreshold->lowerValue()); >>> surfaceCreator->SetValue(1, >>> m_sliderThreshold->upperValue()); >>> surfaceCreator->ComputeNormalsOff(); >>> surfaceCreator->ComputeGradientsOff(); >>> surfaceCreator->ComputeScalarsOff(); >>> surfaceCreator->Update(); >>> >>> mitk::Surface::Pointer surface = mitk::Surface::New(); >>> surface->SetVtkPolyData(surfaceCreator->GetOutput()); >>> >>> mitk::DataNode::Pointer surfaceNode = >>> mitk::DataNode::New(); >>> surfaceNode->SetData(surface); >>> >>> m_DataStorage->Add(surfaceNode); >>> >>> If you anyone has good idea, just let me know. >>> >>> /hm >>> >>> >>> ------------------------------------------------------------------------------ >>> Increase Visibility of Your 3D Game App & Earn a Chance To Win $500! >>> Tap into the largest installed PC base & get more eyes on your game by >>> optimizing for Intel(R) Graphics Technology. Get started today with the >>> Intel(R) Software Partner Program. Five $500 cash prizes are up for grabs. >>> http://p.sf.net/sfu/intelisp-dev2dev >>> _______________________________________________ >>> mitk-users mailing list >>> [email protected] >>> https://lists.sourceforge.net/lists/listinfo/mitk-users >>> >>> >> > > ------------------------------------------------------------------------------ > Increase Visibility of Your 3D Game App & Earn a Chance To Win $500! > Tap into the largest installed PC base & get more eyes on your game by > optimizing for Intel(R) Graphics Technology. Get started today with the > Intel(R) Software Partner Program. Five $500 cash prizes are up for grabs. > http://p.sf.net/sfu/intelisp-dev2dev > _______________________________________________ > mitk-users mailing list > [email protected] > https://lists.sourceforge.net/lists/listinfo/mitk-users >
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