itkTransformToDisplacementFieldSource.h

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/*=========================================================================
 *
 *  Copyright Insight Software Consortium
 *
 *  Licensed under the Apache License, Version 2.0 (the "License");
 *  you may not use this file except in compliance with the License.
 *  You may obtain a copy of the License at
 *
 *         http://www.apache.org/licenses/LICENSE-2.0.txt
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 *
 *=========================================================================*/
#ifndef __itkTransformToDisplacementFieldSource_h
#define __itkTransformToDisplacementFieldSource_h

#include "itkTransform.h"
#include "itkImageSource.h"

namespace itk
{
template< class TOutputImage,
          class TTransformPrecisionType = double >
class ITK_EXPORT TransformToDisplacementFieldSource:
  public ImageSource< TOutputImage >
{
public:
  typedef TransformToDisplacementFieldSource Self;
  typedef ImageSource< TOutputImage >        Superclass;
  typedef SmartPointer< Self >               Pointer;
  typedef SmartPointer< const Self >         ConstPointer;

  typedef TOutputImage                           OutputImageType;
  typedef typename OutputImageType::Pointer      OutputImagePointer;
  typedef typename OutputImageType::ConstPointer OutputImageConstPointer;
  typedef typename OutputImageType::RegionType   OutputImageRegionType;

  itkNewMacro(Self);

  itkTypeMacro(TransformToDisplacementFieldSource, ImageSource);

  itkStaticConstMacro(ImageDimension, unsigned int,
                      TOutputImage::ImageDimension);

  typedef Transform< TTransformPrecisionType,
                     itkGetStaticConstMacro(ImageDimension),
                     itkGetStaticConstMacro(ImageDimension) >     TransformType;
  typedef typename TransformType::ConstPointer TransformPointerType;

  typedef typename OutputImageType::PixelType     PixelType;
  typedef typename PixelType::ValueType           PixelValueType;
  typedef typename OutputImageType::RegionType    RegionType;
  typedef typename RegionType::SizeType           SizeType;
  typedef typename OutputImageType::IndexType     IndexType;
  typedef typename OutputImageType::PointType     PointType;
  typedef typename OutputImageType::SpacingType   SpacingType;
  typedef typename OutputImageType::PointType     OriginType;
  typedef typename OutputImageType::DirectionType DirectionType;

  typedef ImageBase< itkGetStaticConstMacro(ImageDimension) > ImageBaseType;

  itkSetConstObjectMacro(Transform, TransformType);
  itkGetConstObjectMacro(Transform, TransformType);

  virtual void SetOutputSize(const SizeType & size);

  virtual const SizeType & GetOutputSize();

  virtual void SetOutputIndex(const IndexType & index);

  virtual const IndexType & GetOutputIndex();

  itkSetMacro(OutputRegion, OutputImageRegionType);

  itkGetConstReferenceMacro(OutputRegion, OutputImageRegionType);

  itkSetMacro(OutputSpacing, SpacingType);
  virtual void SetOutputSpacing(const double *values);

  itkGetConstReferenceMacro(OutputSpacing, SpacingType);

  itkSetMacro(OutputOrigin, OriginType);
  virtual void SetOutputOrigin(const double *values);

  itkGetConstReferenceMacro(OutputOrigin, OriginType);

  itkSetMacro(OutputDirection, DirectionType);
  itkGetConstReferenceMacro(OutputDirection, DirectionType);

  void SetOutputParametersFromImage(const ImageBaseType *image);

  virtual void GenerateOutputInformation(void);

  virtual void BeforeThreadedGenerateData(void);

  ModifiedTimeType GetMTime(void) const;

#ifdef ITK_USE_CONCEPT_CHECKING

  itkStaticConstMacro(PixelDimension, unsigned int,
                      PixelType::Dimension);
  itkConceptMacro( SameDimensionCheck,
                   ( Concept::SameDimension< ImageDimension, PixelDimension > ) );

#endif

protected:
  TransformToDisplacementFieldSource(void);
  ~TransformToDisplacementFieldSource(void) {}

  void PrintSelf(std::ostream & os, Indent indent) const;

  void ThreadedGenerateData(
    const OutputImageRegionType & outputRegionForThread,
    ThreadIdType threadId);

  void NonlinearThreadedGenerateData(
    const OutputImageRegionType & outputRegionForThread,
    ThreadIdType threadId);

  void LinearThreadedGenerateData(
    const OutputImageRegionType & outputRegionForThread,
    ThreadIdType threadId);

private:

  TransformToDisplacementFieldSource(const Self &); //purposely not implemented
  void operator=(const Self &);                    //purposely not implemented

  RegionType           m_OutputRegion;    // region of the output image
  TransformPointerType m_Transform;       // Coordinate transform to use
  SpacingType          m_OutputSpacing;   // output image spacing
  OriginType           m_OutputOrigin;    // output image origin
  DirectionType        m_OutputDirection; // output image direction cosines
};                                        // end class
                                          // TransformToDisplacementFieldSource
} // end namespace itk

#ifndef ITK_MANUAL_INSTANTIATION
#include "itkTransformToDisplacementFieldSource.hxx"
#endif

#endif // end #ifndef __itkTransformToDisplacementFieldSource_h