Class AlignedBox

dependency/densecrf/include/Eigen/src/Geometry/AlignedBox.h:66–402

  */
template <typename _Scalar, int _AmbientDim>
class AlignedBox
{
public:
EIGEN_MAKE_ALIGNED_OPERATOR_NEW_IF_VECTORIZABLE_FIXED_SIZE(_Scalar,_AmbientDim)
  enum { AmbientDimAtCompileTime = _AmbientDim };
  typedef _Scalar                                   Scalar;
  typedef NumTraits<Scalar>                         ScalarTraits;
  typedef Eigen::Index                              Index; ///< \deprecated since Eigen 3.3
  typedef typename ScalarTraits::Real               RealScalar;
  typedef typename ScalarTraits::NonInteger         NonInteger;
  typedef Matrix<Scalar,AmbientDimAtCompileTime,1>  VectorType;
  typedef CwiseBinaryOp<internal::scalar_sum_op<Scalar>, const VectorType, const VectorType> VectorTypeSum;

  /** Define constants to name the corners of a 1D, 2D or 3D axis aligned bounding box */
  enum CornerType
  {
    /** 1D names @{ */
    Min=0, Max=1,
    /** @} */

    /** Identifier for 2D corner @{ */
    BottomLeft=0, BottomRight=1,
    TopLeft=2, TopRight=3,
    /** @} */

    /** Identifier for 3D corner  @{ */
    BottomLeftFloor=0, BottomRightFloor=1,
    TopLeftFloor=2, TopRightFloor=3,
    BottomLeftCeil=4, BottomRightCeil=5,
    TopLeftCeil=6, TopRightCeil=7
    /** @} */
  };


  /** Default constructor initializing a null box. */
  EIGEN_DEVICE_FUNC inline AlignedBox()
  { if (EIGEN_CONST_CONDITIONAL(AmbientDimAtCompileTime!=Dynamic)) setEmpty(); }

  /** Constructs a null box with \a _dim the dimension of the ambient space. */
  EIGEN_DEVICE_FUNC inline explicit AlignedBox(Index _dim) : m_min(_dim), m_max(_dim)
  { setEmpty(); }

  /** Constructs a box with extremities \a _min and \a _max.
   * \warning If either component of \a _min is larger than the same component of \a _max, the constructed box is empty. */
  template<typename OtherVectorType1, typename OtherVectorType2>
  EIGEN_DEVICE_FUNC inline AlignedBox(const OtherVectorType1& _min, const OtherVectorType2& _max) : m_min(_min), m_max(_max) {}

  /** Constructs a box containing a single point \a p. */
  template<typename Derived>
  EIGEN_DEVICE_FUNC inline explicit AlignedBox(const MatrixBase<Derived>& p) : m_min(p), m_max(m_min)
  { }

  EIGEN_DEVICE_FUNC ~AlignedBox() {}

  /** \returns the dimension in which the box holds */
  EIGEN_DEVICE_FUNC inline Index dim() const { return AmbientDimAtCompileTime==Dynamic ? m_min.size() : Index(AmbientDimAtCompileTime); }

  /** \deprecated use isEmpty() */