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/*=========================================================================
Program: Insight Segmentation & Registration Toolkit
Module: $RCSfile: itkDeterminantTensorImageFilter.h,v $
Language: C++
Date: $Date: 2008/10/18 00:16:52 $
Version: $Revision: 1.1.1.1 $
Copyright (c) Insight Software Consortium. All rights reserved.
See ITKCopyright.txt or http://www.itk.org/HTML/Copyright.htm for details.
This software is distributed WITHOUT ANY WARRANTY; without even
the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
PURPOSE. See the above copyright notices for more information.
=========================================================================*/
#ifndef __itkDeterminantTensorImageFilter_h
#define __itkDeterminantTensorImageFilter_h
#include "itkImageToImageFilter.h"
#include "itkMatrix.h"
#include "itkVector.h"
namespace itk
{
/** \class DeterminantTensorImageFilter
*
*/
template <typename TInputImage,
typename TRealType = float,
typename TOutputImage = Image<TRealType,
TInputImage::ImageDimension>
>
class ITK_EXPORT DeterminantTensorImageFilter :
public ImageToImageFilter<TInputImage, TOutputImage>
{
public:
/** Standard class typedefs. */
typedef DeterminantTensorImageFilter Self;
typedef ImageToImageFilter< TInputImage, TOutputImage > Superclass;
typedef SmartPointer<Self> Pointer;
typedef SmartPointer<const Self> ConstPointer;
/** Method for creation through the object factory. */
itkNewMacro(Self);
/** Run-time type information (and related methods) */
itkTypeMacro( DeterminantTensorImageFilter, ImageToImageFilter );
/** Extract some information from the image types. Dimensionality
* of the two images is assumed to be the same. */
typedef typename TOutputImage::PixelType OutputPixelType;
typedef typename TInputImage::PixelType InputPixelType;
/** Image typedef support */
typedef TInputImage InputImageType;
typedef TOutputImage OutputImageType;
typedef typename InputImageType::Pointer InputImagePointer;
typedef typename OutputImageType::Pointer OutputImagePointer;
typedef typename OutputImageType::RegionType OutputImageRegionType;
/** The dimensionality of the input and output images. */
itkStaticConstMacro(ImageDimension, unsigned int,
TOutputImage::ImageDimension);
/** Define the data type and the vector of data type used in calculations. */
typedef TRealType RealType;
protected:
DeterminantTensorImageFilter();
virtual ~DeterminantTensorImageFilter() {}
/** DeterminantTensorImageFilter can be implemented as a
* multithreaded filter (we're only using vnl_det(), which is trivially
* thread safe). Therefore, this implementation provides a
* ThreadedGenerateData() routine which is called for each
* processing thread. The output image data is allocated
* automatically by the superclass prior to calling
* ThreadedGenerateData(). ThreadedGenerateData can only write to
* the portion of the output image specified by the parameter
* "outputRegionForThread"
*
* \sa ImageToImageFilter::ThreadedGenerateData(),
* ImageToImageFilter::GenerateData() */
void ThreadedGenerateData( const OutputImageRegionType& outputRegionForThread,
ThreadIdType threadId ) ITK_OVERRIDE;
void PrintSelf ( std::ostream& os, Indent indent ) const ITK_OVERRIDE;
private:
DeterminantTensorImageFilter(const Self&); //purposely not implemented
void operator=(const Self&); //purposely not implemented
};
} // end namespace itk
#ifndef ITK_MANUAL_INSTANTIATION
#include "itkDeterminantTensorImageFilter.hxx"
#endif
#endif
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