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/*=========================================================================
Program: Insight Segmentation & Registration Toolkit
Module: itkImageMaskSpatialObject.h
Language: C++
Date: $Date$
Version: $Revision$
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 __itkImageMaskSpatialObject_h
#define __itkImageMaskSpatialObject_h
#include "itkImageSpatialObject.h"
#include "itkImageSliceConstIteratorWithIndex.h"
namespace itk
{
/** \class ImageMaskSpatialObject
* \brief Implementation of an image mask as spatial object.
*
* This class derives from the ImageSpatialObject and overloads the IsInside()
* method. One of the common uses of this class is to serve as Mask for the
* Image Registration Metrics.
*
* \sa ImageSpatialObject SpatialObject CompositeSpatialObject
*/
template < unsigned int TDimension = 3 >
class ITK_EXPORT ImageMaskSpatialObject
: public ImageSpatialObject< TDimension, unsigned char >
{
public:
typedef ImageMaskSpatialObject< TDimension > Self;
typedef ImageSpatialObject< TDimension > Superclass;
typedef SmartPointer< Self > Pointer;
typedef SmartPointer< const Self > ConstPointer;
typedef typename Superclass::ScalarType ScalarType;
typedef typename Superclass::PixelType PixelType;
typedef typename Superclass::ImageType ImageType;
typedef typename Superclass::ImagePointer ImagePointer;
typedef typename Superclass::IndexType IndexType;
typedef typename Superclass::RegionType RegionType;
typedef typename Superclass::SizeType SizeType;
typedef typename Superclass::TransformType TransformType;
typedef typename Superclass::PointType PointType;
typedef typename Superclass::BoundingBoxType BoundingBoxType;
typedef itk::ImageSliceConstIteratorWithIndex< ImageType >
SliceIteratorType;
/** Method for creation through the object factory. */
itkNewMacro( Self );
/** Run-time type information (and related methods). */
itkTypeMacro( ImageMaskSpatialObject, ImageSpatialObject );
/** Returns true if the point is inside, false otherwise. */
bool IsInside( const PointType & point,
unsigned int depth, char *name) const;
/** Test whether a point is inside or outside the object
* For computational speed purposes, it is faster if the method does not
* check the name of the class and the current depth */
virtual bool IsInside( const PointType & point) const;
/** Compute axis aligned bounding box from the image mask. The bounding box
* is returned as an image region. Each call to this function will recompute
* the region.
* This function is useful in cases, where you may have a mask image
* resulting from say a segmentation and you want to get the smallest box
* region that encapsulates the mask image. Currently this is done only for 3D
* volumes. */
RegionType GetAxisAlignedBoundingBoxRegion() const;
protected:
ImageMaskSpatialObject(const Self&); //purposely not implemented
void operator=(const Self&); //purposely not implemented
ImageMaskSpatialObject();
virtual ~ImageMaskSpatialObject();
void PrintSelf( std::ostream& os, Indent indent ) const;
};
} // end of namespace itk
#ifndef ITK_MANUAL_INSTANTIATION
#include "itkImageMaskSpatialObject.txx"
#endif
#endif //__itkImageMaskSpatialObject_h
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