itkSpatialObjectToImageFilter.h

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/*=========================================================================

  Program:   Insight Segmentation & Registration Toolkit
  Module:    $RCSfile: itkSpatialObjectToImageFilter.h,v $
  Language:  C++
  Date:      $Date: 2003/12/10 20:04:01 $
  Version:   $Revision: 1.8 $

  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 __itkSpatialObjectToImageFilter_h
#define __itkSpatialObjectToImageFilter_h

#include "itkImageSource.h"
#include "itkConceptChecking.h"

namespace itk
{
  
template <class TInputSpatialObject, class TOutputImage>
class ITK_EXPORT SpatialObjectToImageFilter : public ImageSource<TOutputImage>
{
public:
  typedef SpatialObjectToImageFilter  Self;
  typedef ImageSource<TOutputImage>  Superclass;
  typedef SmartPointer<Self>  Pointer;
  typedef SmartPointer<const Self>  ConstPointer;
  typedef typename TOutputImage::SizeType   SizeType;
  typedef typename TOutputImage::PointType   PointType;
  typedef TOutputImage  OutputImageType;
  typedef typename OutputImageType::Pointer OutputImagePointer;
  typedef typename OutputImageType::ValueType  ValueType;
  typedef typename OutputImageType::SpacingType SpacingType;
  
  itkNewMacro(Self);
  
  itkTypeMacro(SpatialObjectToImageFilter,ImageSource);

  typedef typename Superclass::OutputImageRegionType OutputImageRegionType;

  typedef TInputSpatialObject InputSpatialObjectType;
  typedef typename InputSpatialObjectType::Pointer        InputSpatialObjectPointer;
  typedef typename InputSpatialObjectType::ConstPointer   InputSpatialObjectConstPointer;
  typedef typename TInputSpatialObject::ChildrenListType   ChildrenListType;

  itkStaticConstMacro(ObjectDimension, unsigned int,
                      InputSpatialObjectType::ObjectDimension);
  itkStaticConstMacro(OutputImageDimension, unsigned int,
                      TOutputImage::ImageDimension);

  virtual void SetInput( const InputSpatialObjectType *object);
  virtual void SetInput( unsigned int, const InputSpatialObjectType * object);
  const InputSpatialObjectType * GetInput(void);
  const InputSpatialObjectType * GetInput(unsigned int idx);

  virtual void SetSpacing( const SpacingType& spacing);
  virtual void SetSpacing( const double spacing[OutputImageDimension] );
  virtual void SetSpacing( const float spacing[OutputImageDimension] );
  virtual const double* GetSpacing() const;

  itkSetMacro(InsideValue, ValueType);
  itkGetMacro(InsideValue, ValueType);

  itkSetMacro(OutsideValue, ValueType);
  itkGetMacro(OutsideValue, ValueType);

  virtual void SetOrigin( const PointType& origin);
  virtual void SetOrigin( const double origin[OutputImageDimension] );
  virtual void SetOrigin( const float origin[OutputImageDimension] );
  virtual const double * GetOrigin() const;

  itkSetMacro(ChildrenDepth, unsigned int);
  itkGetMacro(ChildrenDepth, unsigned int);

  itkSetMacro(Size,SizeType);
  itkGetMacro(Size,SizeType);

protected:
  SpatialObjectToImageFilter();
  ~SpatialObjectToImageFilter();

  virtual void GenerateOutputInformation(){}; // do nothing
  virtual void GenerateData();


  SizeType     m_Size;
  double       m_Spacing[OutputImageDimension];
  double       m_Origin[OutputImageDimension];
  unsigned int m_ChildrenDepth;
  ValueType    m_InsideValue;
  ValueType    m_OutsideValue;

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

private:
  SpatialObjectToImageFilter(const Self&); //purposely not implemented
  void operator=(const Self&); //purposely not implemented


};

} // end namespace itk

#ifndef ITK_MANUAL_INSTANTIATION
#include "itkSpatialObjectToImageFilter.txx"
#endif

#endif

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