This file is indexed.

/usr/include/InsightToolkit/Common/itkSphereSignedDistanceFunction.h is in libinsighttoolkit3-dev 3.20.1-1.

This file is owned by root:root, with mode 0o644.

The actual contents of the file can be viewed below.

  1
  2
  3
  4
  5
  6
  7
  8
  9
 10
 11
 12
 13
 14
 15
 16
 17
 18
 19
 20
 21
 22
 23
 24
 25
 26
 27
 28
 29
 30
 31
 32
 33
 34
 35
 36
 37
 38
 39
 40
 41
 42
 43
 44
 45
 46
 47
 48
 49
 50
 51
 52
 53
 54
 55
 56
 57
 58
 59
 60
 61
 62
 63
 64
 65
 66
 67
 68
 69
 70
 71
 72
 73
 74
 75
 76
 77
 78
 79
 80
 81
 82
 83
 84
 85
 86
 87
 88
 89
 90
 91
 92
 93
 94
 95
 96
 97
 98
 99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
/*=========================================================================

  Program:   Insight Segmentation & Registration Toolkit
  Module:    itkSphereSignedDistanceFunction.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 __itkSphereSignedDistanceFunction_h
#define __itkSphereSignedDistanceFunction_h

#include "itkShapeSignedDistanceFunction.h"
#include "itkVector.h"

namespace itk
{

/** \class SphereSignedDistanceFunction
 * \brief Compute the signed distance from a N-dimensional sphere.
 *
 * A instance of sphere is defined by a set parameters. The first parameter 
 * is the radius and the next SpaceDimension parameters represent the center.
 * The first parameter forms the set of ShapeParameters and the remaining
 * parameters the set of PoseParameters.
 *
 * This class is templated over the coordinate representation type 
 * (e.g. float or double) and the space dimension.
 *
 * \sa ShapeSignedDistanceFunction
 * \ingroup ImageFunctions
 * 
 * */
template <typename TCoordRep, unsigned int VSpaceDimension>
class ITK_EXPORT SphereSignedDistanceFunction : 
  public ShapeSignedDistanceFunction< TCoordRep, VSpaceDimension >
{
public:
  /** Standard class typedefs. */
  typedef SphereSignedDistanceFunction                              Self;
  typedef ShapeSignedDistanceFunction< TCoordRep, VSpaceDimension > Superclass;
  typedef SmartPointer<Self>                                        Pointer;
  typedef SmartPointer<const Self>                                  ConstPointer;
  
  /** Run-time type information (and related methods). */
  itkTypeMacro(SphereSignedDistanceFunction, ShapeSignedDistancFunction);

  /** New macro for creation of through the object factory. */
  itkNewMacro( Self );

  /** OutputType typedef support. */
  typedef typename Superclass::OutputType OutputType;

  /** InputeType typedef support. */
  typedef typename Superclass::InputType InputType;
  
  /** Dimension underlying input image. */
  itkStaticConstMacro(SpaceDimension, unsigned int, Superclass::SpaceDimension);

  /** CoordRep typedef support. */
  typedef typename Superclass::CoordRepType CoordRepType;

  /** Point typedef support. */
  typedef typename Superclass::PointType PointType;

  /** Type of the shape parameters. */
  typedef typename Superclass::ParametersType ParametersType;

  /** A sphere is defined by a set of shape parameters. The first parameter 
   * is the radius and the next SpaceDimension parameters represent the center. */
  virtual void SetParameters( const ParametersType & );
  virtual unsigned int GetNumberOfShapeParameters(void) const
    { return 1; }
  virtual unsigned int GetNumberOfPoseParameters(void) const
    { return SpaceDimension; }

  /** Evaluate the signed distance from a shape at a given position. */
  virtual OutputType Evaluate( const PointType& point ) const;

protected:
  SphereSignedDistanceFunction();
  ~SphereSignedDistanceFunction(){};

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

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

  typedef Vector<CoordRepType,itkGetStaticConstMacro(SpaceDimension)> VectorType;

  VectorType   m_Translation;
  double       m_Radius;

};

} // end namespace itk


// Define instantiation macro for this template.
#define ITK_TEMPLATE_SphereSignedDistanceFunction(_, EXPORT, x, y) namespace itk { \
  _(2(class EXPORT SphereSignedDistanceFunction< ITK_TEMPLATE_2 x >)) \
  namespace Templates { typedef SphereSignedDistanceFunction< ITK_TEMPLATE_2 x > \
                                         SphereSignedDistanceFunction##y; } \
  }

#if ITK_TEMPLATE_EXPLICIT
# include "Templates/itkSphereSignedDistanceFunction+-.h"
#endif

#if ITK_TEMPLATE_TXX
# include "itkSphereSignedDistanceFunction.txx"
#endif

#endif