#include <mitkLandmarkWarping.h>

Classes
class	Observer
Public Types
typedef float	VectorComponentType
typedef itk::Vector < VectorComponentType, Dimension >	VectorType
typedef itk::Image< VectorType, Dimension >	DeformationFieldType
typedef unsigned char	PixelType
typedef itk::Image< PixelType, Dimension >	FixedImageType
typedef itk::Image< PixelType, Dimension >	MovingImageType
typedef itk::DeformationFieldSource < DeformationFieldType >	DeformationSourceType
typedef DeformationSourceType::LandmarkContainerPointer	LandmarkContainerPointer
typedef DeformationSourceType::LandmarkContainer	LandmarkContainerType
typedef DeformationSourceType::LandmarkPointType	LandmarkPointType
typedef itk::WarpImageFilter < MovingImageType, MovingImageType, DeformationFieldType >	FilterType
Public Member Functions
	LandmarkWarping ()
	~LandmarkWarping ()
void	SetFixedImage (FixedImageType::Pointer fi)
void	SetMovingImage (MovingImageType::Pointer mi)
void	SetLandmarks (LandmarkContainerType::Pointer source, LandmarkContainerType::Pointer target)
MovingImageType::Pointer	Register ()
LandmarkContainerType::Pointer	GetTransformedTargetLandmarks ()
Public Attributes
FixedImageType::Pointer	m_FixedImage
MovingImageType::Pointer	m_MovingImage
DeformationSourceType::Pointer	m_Deformer
DeformationSourceType::Pointer	m_LandmarkDeformer
LandmarkWarping::LandmarkContainerType::Pointer	m_TargetLandmarks
LandmarkWarping::LandmarkContainerType::Pointer	m_SourceLandmarks
FilterType::Pointer	m_Warper
DeformationFieldType::ConstPointer	m_DeformationField
DeformationFieldType::ConstPointer	m_InverseDeformationField
Static Public Attributes
static const unsigned int	Dimension = 3
Protected Attributes
Observer::Pointer	m_Observer

Detailed Description

Definition at line 28 of file mitkLandmarkWarping.h.

Member Typedef Documentation

typedef itk::Image< VectorType, Dimension > mitk::LandmarkWarping::DeformationFieldType

Definition at line 40 of file mitkLandmarkWarping.h.

typedef itk::DeformationFieldSource< DeformationFieldType > mitk::LandmarkWarping::DeformationSourceType

Definition at line 46 of file mitkLandmarkWarping.h.

typedef itk::WarpImageFilter< MovingImageType, MovingImageType, DeformationFieldType > mitk::LandmarkWarping::FilterType

Definition at line 50 of file mitkLandmarkWarping.h.

typedef itk::Image< PixelType, Dimension > mitk::LandmarkWarping::FixedImageType

Definition at line 44 of file mitkLandmarkWarping.h.

typedef DeformationSourceType::LandmarkContainerPointer mitk::LandmarkWarping::LandmarkContainerPointer

Definition at line 47 of file mitkLandmarkWarping.h.

typedef DeformationSourceType::LandmarkContainer mitk::LandmarkWarping::LandmarkContainerType

Definition at line 48 of file mitkLandmarkWarping.h.

typedef DeformationSourceType::LandmarkPointType mitk::LandmarkWarping::LandmarkPointType

Definition at line 49 of file mitkLandmarkWarping.h.

typedef itk::Image< PixelType, Dimension > mitk::LandmarkWarping::MovingImageType

Definition at line 45 of file mitkLandmarkWarping.h.

typedef unsigned char mitk::LandmarkWarping::PixelType

Definition at line 43 of file mitkLandmarkWarping.h.

typedef float mitk::LandmarkWarping::VectorComponentType

Definition at line 36 of file mitkLandmarkWarping.h.

typedef itk::Vector< VectorComponentType, Dimension > mitk::LandmarkWarping::VectorType

Definition at line 38 of file mitkLandmarkWarping.h.

Constructor & Destructor Documentation

mitk::LandmarkWarping::LandmarkWarping ( )

Definition at line 20 of file mitkLandmarkWarping.cpp.

References m_Deformer, and m_LandmarkDeformer.

{
  m_Deformer = DeformationSourceType::New();
  m_LandmarkDeformer = DeformationSourceType::New();
}

mitk::LandmarkWarping::~LandmarkWarping ( )

Definition at line 26 of file mitkLandmarkWarping.cpp.

{
}

Member Function Documentation

mitk::LandmarkWarping::LandmarkContainerType::Pointer mitk::LandmarkWarping::GetTransformedTargetLandmarks ( )

Definition at line 113 of file mitkLandmarkWarping.cpp.

Referenced by QmitkPointBasedRegistrationView::calculateLandmarkWarping().

{
  LandmarkContainerType::Pointer landmarks = LandmarkContainerType::New();
  LandmarkWarping::LandmarkPointType transformedTargetPoint;

  for(unsigned int pointId=0; pointId<m_TargetLandmarks->Size();++pointId)
  {
    LandmarkWarping::LandmarkPointType targetPoint=m_TargetLandmarks->GetElement(pointId);
    transformedTargetPoint  = m_LandmarkDeformer->GetKernelTransform()->TransformPoint(targetPoint);
    landmarks->InsertElement(pointId, transformedTargetPoint );
  }
  return landmarks;
}

mitk::LandmarkWarping::MovingImageType::Pointer mitk::LandmarkWarping::Register ( )

Definition at line 56 of file mitkLandmarkWarping.cpp.

References mitk::ProgressBar::AddStepsToDo(), and mitk::ProgressBar::GetInstance().

Referenced by QmitkPointBasedRegistrationView::calculateLandmarkWarping().

{
  try
  {
    m_Observer = Observer::New();
    unsigned long obs = m_Deformer->AddObserver(itk::ProgressEvent(), m_Observer);
    mitk::ProgressBar::GetInstance()->AddStepsToDo(120);
    m_Deformer->UpdateLargestPossibleRegion();
    m_Deformer->RemoveObserver(obs);
  }
  catch( itk::ExceptionObject & excp )
  {
    std::cerr << "Exception thrown " << std::endl;
    std::cerr << excp << std::endl;
    return NULL;
  }

  try
  {
    unsigned long obs2 = m_LandmarkDeformer->AddObserver(itk::ProgressEvent(), m_Observer);
    m_LandmarkDeformer->UpdateLargestPossibleRegion();
    m_LandmarkDeformer->RemoveObserver(obs2);
  }
  catch( itk::ExceptionObject & excp )
  {
    std::cerr << "Exception thrown " << std::endl;
    std::cerr << excp << std::endl;
    return NULL;
  }

  m_DeformationField = m_Deformer->GetOutput();
  m_InverseDeformationField = m_LandmarkDeformer->GetOutput();

  m_Warper = FilterType::New();

  typedef itk::LinearInterpolateImageFunction< 
                       MovingImageType, double >  InterpolatorType;

  InterpolatorType::Pointer interpolator = InterpolatorType::New();

  m_Warper->SetInterpolator( interpolator );


  m_Warper->SetOutputSpacing( m_DeformationField->GetSpacing() );
  m_Warper->SetOutputOrigin(  m_DeformationField->GetOrigin() );

  m_Warper->SetDeformationField( m_DeformationField );

  m_Warper->SetInput( m_MovingImage );

  unsigned long obs3 = m_Warper->AddObserver(itk::ProgressEvent(), m_Observer);
  m_Warper->UpdateLargestPossibleRegion();
  m_Warper->RemoveObserver(obs3);  

  return m_Warper->GetOutput();
}

void mitk::LandmarkWarping::SetFixedImage ( FixedImageType::Pointer fi )

Definition at line 30 of file mitkLandmarkWarping.cpp.

Referenced by QmitkPointBasedRegistrationView::calculateLandmarkWarping().

{
  m_FixedImage = fixedImage;
  m_Deformer->SetOutputSpacing( m_FixedImage->GetSpacing() );
  m_Deformer->SetOutputOrigin(  m_FixedImage->GetOrigin() );
  m_Deformer->SetOutputRegion(  m_FixedImage->GetLargestPossibleRegion() );
}

void mitk::LandmarkWarping::SetLandmarks	(	LandmarkContainerType::Pointer	source,
		LandmarkContainerType::Pointer	target
	)

Definition at line 46 of file mitkLandmarkWarping.cpp.

Referenced by QmitkPointBasedRegistrationView::calculateLandmarkWarping().

{
  m_SourceLandmarks = source;
  m_TargetLandmarks = target;
  m_Deformer->SetSourceLandmarks( source );
  m_Deformer->SetTargetLandmarks( target );
  m_LandmarkDeformer->SetSourceLandmarks( target );
  m_LandmarkDeformer->SetTargetLandmarks( source );
}

void mitk::LandmarkWarping::SetMovingImage ( MovingImageType::Pointer mi )

Definition at line 38 of file mitkLandmarkWarping.cpp.

Referenced by QmitkPointBasedRegistrationView::calculateLandmarkWarping().

{
  m_MovingImage = movingImage;
  m_LandmarkDeformer->SetOutputSpacing( m_MovingImage->GetSpacing() );
  m_LandmarkDeformer->SetOutputOrigin(  m_MovingImage->GetOrigin() );
  m_LandmarkDeformer->SetOutputRegion(  m_MovingImage->GetLargestPossibleRegion() );
}