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/*=========================================================================
Program: Insight Segmentation & Registration Toolkit
Module: itkSpatialObjectToPointSetFilter.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 __itkSpatialObjectToPointSetFilter_h
#define __itkSpatialObjectToPointSetFilter_h
#include "itkPointSet.h"
#include "itkMeshSource.h"
#include "itkPointBasedSpatialObject.h"
namespace itk
{
/** \class SpatialObjectToPointSetFilter
* \brief Base class for filters that take a SpatialObject
* as input and produce a PointSet as output.
* The pointset created is in physical space.
*/
template <class TInputSpatialObject, class TOutputPointSet>
class ITK_EXPORT SpatialObjectToPointSetFilter : public MeshSource<TOutputPointSet>
{
public:
/** Standard class typedefs. */
typedef SpatialObjectToPointSetFilter Self;
typedef MeshSource<TOutputPointSet> Superclass;
typedef SmartPointer<Self> Pointer;
typedef SmartPointer<const Self> ConstPointer;
typedef TOutputPointSet OutputPointSetType;
typedef typename OutputPointSetType::Pointer OutputPointSetPointer;
/** Smart Pointer type to a DataObject. */
typedef DataObject::Pointer DataObjectPointer;
/** Method for creation through the object factory. */
itkNewMacro(Self);
/** Run-time type information (and related methods). */
itkTypeMacro(SpatialObjectToPointSetFilter,ProcessObject);
/** Some convenient typedefs. */
typedef TInputSpatialObject InputSpatialObjectType;
typedef typename InputSpatialObjectType::Pointer InputSpatialObjectPointer;
typedef typename InputSpatialObjectType::ConstPointer InputSpatialObjectConstPointer;
typedef typename TInputSpatialObject::ChildrenListType ChildrenListType;
/** Dimension constants */
itkStaticConstMacro(ObjectDimension, unsigned int,
InputSpatialObjectType::ObjectDimension);
typedef itk::SpatialObjectPoint<itkGetStaticConstMacro(ObjectDimension)> PointType;
typedef itk::PointBasedSpatialObject<itkGetStaticConstMacro(ObjectDimension)> PointBasedSpatialObjectType;
/** Set/Get the PointSet input of this process object. */
virtual void SetInput( const InputSpatialObjectType *object);
virtual void SetInput( unsigned int, const InputSpatialObjectType * object);
const InputSpatialObjectType * GetInput(void);
const InputSpatialObjectType * GetInput(unsigned int idx);
/** The spatial object being transformed can be part of a hierarchy.
* How deep in the hierarchy should we descend in generating the
* PointSet? A ChildrenDepth of 0 means to only include the object
* itself. */
itkSetMacro(ChildrenDepth, unsigned int);
itkGetConstMacro(ChildrenDepth, unsigned int);
/* Set the sampling factor of the object. The resulting pointset will have a size
* inversely proportional to the sampling factor.*/
itkSetMacro(SamplingFactor, unsigned int);
itkGetConstMacro(SamplingFactor, unsigned int);
protected:
SpatialObjectToPointSetFilter();
~SpatialObjectToPointSetFilter();
virtual void GenerateOutputInformation(){}; // do nothing
virtual void GenerateData();
unsigned int m_ChildrenDepth;
virtual void PrintSelf(std::ostream& os, Indent indent) const;
private:
SpatialObjectToPointSetFilter(const Self&); //purposely not implemented
void operator=(const Self&); //purposely not implemented
unsigned int m_SamplingFactor; //default 1
};
} // end namespace itk
#ifndef ITK_MANUAL_INSTANTIATION
#include "itkSpatialObjectToPointSetFilter.txx"
#endif
#endif
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