mitkPoint.h

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/*============================================================================
 
The Medical Imaging Interaction Toolkit (MITK)
 
Copyright (c) German Cancer Research Center (DKFZ)
All rights reserved.
 
Use of this source code is governed by a 3-clause BSD license that can be
found in the LICENSE file.
 
============================================================================*/
 
#ifndef mitkPoint_h
#define mitkPoint_h
 
#include <itkPoint.h>
 
#include "mitkArray.h"
#include "mitkEqual.h"
#include "mitkNumericConstants.h"
 
namespace mitk
{
  //##Documentation
  //##@brief enumeration of the type a point can be
  enum PointSpecificationType
  {
    PTUNDEFINED = 0,
    PTSTART,
    PTCORNER,
    PTEDGE,
    PTEND
  };
 
  template <class TCoordRep, unsigned int NPointDimension = 3>
  class Point : public itk::Point<TCoordRep, NPointDimension>
  {
  public:
    explicit Point<TCoordRep, NPointDimension>() : itk::Point<TCoordRep, NPointDimension>() {}
    template <typename TPointValueType>
    explicit Point(const Point<TPointValueType, NPointDimension> &r) : itk::Point<TCoordRep, NPointDimension>(r)
    {
    }
 
    template <typename TPointValueType>
    explicit Point(const TPointValueType r[NPointDimension]) : itk::Point<TCoordRep, NPointDimension>(r)
    {
    }
 
    template <typename TPointValueType>
    explicit Point(const TPointValueType &v) : itk::Point<TCoordRep, NPointDimension>(v)
    {
    }
 
    Point<TCoordRep, NPointDimension>(const mitk::Point<TCoordRep, NPointDimension> &r)
      : itk::Point<TCoordRep, NPointDimension>(r)
    {
    }
    Point<TCoordRep, NPointDimension>(const TCoordRep r[NPointDimension]) : itk::Point<TCoordRep, NPointDimension>(r) {}
    Point<TCoordRep, NPointDimension>(const TCoordRep &v) : itk::Point<TCoordRep, NPointDimension>(v) {}
    Point<TCoordRep, NPointDimension>(const itk::Point<TCoordRep, NPointDimension> &p)
      : itk::Point<TCoordRep, NPointDimension>(p)
    {
    }
 
    template <typename ArrayType>
    void FillPoint(const ArrayType &array)
    {
      itk::FixedArray<TCoordRep, NPointDimension> *thisP =
        dynamic_cast<itk::FixedArray<TCoordRep, NPointDimension> *>(this);
      mitk::FillArray<ArrayType, TCoordRep, NPointDimension>(*thisP, array);
    }
 
    template <typename ArrayType>
    void ToArray(ArrayType array) const
    {
      mitk::ToArray<ArrayType, TCoordRep, NPointDimension>(array, *this);
    }
  };
 
  typedef Point<ScalarType, 2> Point2D;
  typedef Point<ScalarType, 3> Point3D;
  typedef Point<ScalarType, 4> Point4D;
 
  typedef Point<int, 2> Point2I;
  typedef Point<int, 3> Point3I;
  typedef Point<int, 4> Point4I;
 
  template <typename TCoordRep, unsigned int NPointDimension>
  inline bool Equal(const itk::Point<TCoordRep, NPointDimension> &point1,
                    const itk::Point<TCoordRep, NPointDimension> &point2,
                    TCoordRep eps = mitk::eps,
                    bool verbose = false)
  {
    bool isEqual = true;
    typename itk::Point<TCoordRep, NPointDimension>::VectorType diff = point1 - point2;
    for (unsigned int i = 0; i < NPointDimension; i++)
    {
      if (DifferenceBiggerOrEqualEps(diff[i], eps))
      {
        isEqual = false;
        break;
      }
    }
 
    ConditionalOutputOfDifference(point1, point2, eps, verbose, isEqual);
 
    return isEqual;
  }
 
} // namespace mitk
 
#endif