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/*=========================================================================
Program: Insight Segmentation & Registration Toolkit
Module: $RCSfile: itkPathToImageFilter.h,v $
Language: C++
Date: $Date: 2005-07-27 15:21:11 $
Version: $Revision: 1.3 $
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 __itkPathToImageFilter_h
#define __itkPathToImageFilter_h
#include "itkImageSource.h"
#include "itkConceptChecking.h"
namespace itk
{
/** \class PathToImageFilter
* \brief Base class for filters that take a Path as input and produce an image as output.
* Base class for filters that take a Path as input and produce an image as
* output. By default, if the user does not specify the size of the output
* image, the maximum size of the path's bounding box is used. The default
* spacing of the image is given by the spacing of the input path (currently
* assumed internally to be 1.0).
*/
template <class TInputPath, class TOutputImage>
class ITK_EXPORT PathToImageFilter : public ImageSource<TOutputImage>
{
public:
/** Standard class typedefs. */
typedef PathToImageFilter Self;
typedef ImageSource<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(PathToImageFilter,ImageSource);
/** Some convenient typedefs. */
typedef typename Superclass::OutputImageRegionType OutputImageRegionType;
typedef TInputPath InputPathType;
typedef typename InputPathType::Pointer InputPathPointer;
typedef typename InputPathType::ConstPointer InputPathConstPointer;
typedef TOutputImage OutputImageType;
typedef typename OutputImageType::Pointer OutputImagePointer;
typedef typename OutputImageType::SizeType SizeType;
typedef typename OutputImageType::ValueType ValueType;
/** ImageDimension constants */
itkStaticConstMacro(OutputImageDimension, unsigned int,
TOutputImage::ImageDimension);
/** Set/Get the path input of this process object. */
virtual void SetInput( const InputPathType *path);
virtual void SetInput( unsigned int, const TInputPath * path);
const InputPathType * GetInput(void);
const InputPathType * GetInput(unsigned int idx);
/** Spacing (size of a pixel) of the output image. The
* spacing is the geometric distance between image samples.
* It is stored internally as double, but may be set from
* float. \sa GetSpacing() */
virtual void SetSpacing( const double* spacing);
virtual void SetSpacing( const float* spacing);
virtual const double* GetSpacing() const;
/** Set/Get the value for pixels on and off the path.
* By default, this filter will return a "0" image with path pixels set to 1 */
itkSetMacro(PathValue, ValueType);
itkGetMacro(PathValue, ValueType);
itkSetMacro(BackgroundValue, ValueType);
itkGetMacro(BackgroundValue, ValueType);
/** The origin of the output image. The origin is the geometric
* coordinates of the index (0,0,...,0). It is stored internally
* as double but may be set from float.
* \sa GetOrigin() */
virtual void SetOrigin( const double* origin);
virtual void SetOrigin( const float* origin);
virtual const double * GetOrigin() const;
/** Set/Get Size */
itkSetMacro(Size,SizeType);
itkGetMacro(Size,SizeType);
protected:
PathToImageFilter();
~PathToImageFilter();
virtual void GenerateOutputInformation(){}; // do nothing
virtual void GenerateData();
SizeType m_Size;
double m_Spacing[OutputImageDimension];
double m_Origin[OutputImageDimension];
ValueType m_PathValue;
ValueType m_BackgroundValue;
virtual void PrintSelf(std::ostream& os, Indent indent) const;
private:
PathToImageFilter(const Self&); //purposely not implemented
void operator=(const Self&); //purposely not implemented
};
} // end namespace itk
#ifndef ITK_MANUAL_INSTANTIATION
#include "itkPathToImageFilter.txx"
#endif
#endif
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