aboutsummaryrefslogtreecommitdiff
path: root/Eigen/src/Eigen2Support/Geometry/AlignedBox.h
diff options
context:
space:
mode:
Diffstat (limited to 'Eigen/src/Eigen2Support/Geometry/AlignedBox.h')
-rw-r--r--Eigen/src/Eigen2Support/Geometry/AlignedBox.h159
1 files changed, 0 insertions, 159 deletions
diff --git a/Eigen/src/Eigen2Support/Geometry/AlignedBox.h b/Eigen/src/Eigen2Support/Geometry/AlignedBox.h
deleted file mode 100644
index 2e4309dd9..000000000
--- a/Eigen/src/Eigen2Support/Geometry/AlignedBox.h
+++ /dev/null
@@ -1,159 +0,0 @@
-// This file is part of Eigen, a lightweight C++ template library
-// for linear algebra.
-//
-// Copyright (C) 2008 Gael Guennebaud <g.gael@free.fr>
-//
-// This Source Code Form is subject to the terms of the Mozilla
-// Public License v. 2.0. If a copy of the MPL was not distributed
-// with this file, You can obtain one at http://mozilla.org/MPL/2.0/.
-
-// no include guard, we'll include this twice from All.h from Eigen2Support, and it's internal anyway
-
-namespace Eigen {
-
-/** \geometry_module \ingroup Geometry_Module
- * \nonstableyet
- *
- * \class AlignedBox
- *
- * \brief An axis aligned box
- *
- * \param _Scalar the type of the scalar coefficients
- * \param _AmbientDim the dimension of the ambient space, can be a compile time value or Dynamic.
- *
- * This class represents an axis aligned box as a pair of the minimal and maximal corners.
- */
-template <typename _Scalar, int _AmbientDim>
-class AlignedBox
-{
-public:
-EIGEN_MAKE_ALIGNED_OPERATOR_NEW_IF_VECTORIZABLE_FIXED_SIZE(_Scalar,_AmbientDim==Dynamic ? Dynamic : _AmbientDim+1)
- enum { AmbientDimAtCompileTime = _AmbientDim };
- typedef _Scalar Scalar;
- typedef typename NumTraits<Scalar>::Real RealScalar;
- typedef Matrix<Scalar,AmbientDimAtCompileTime,1> VectorType;
-
- /** Default constructor initializing a null box. */
- inline AlignedBox()
- { if (AmbientDimAtCompileTime!=Dynamic) setNull(); }
-
- /** Constructs a null box with \a _dim the dimension of the ambient space. */
- inline explicit AlignedBox(int _dim) : m_min(_dim), m_max(_dim)
- { setNull(); }
-
- /** Constructs a box with extremities \a _min and \a _max. */
- inline AlignedBox(const VectorType& _min, const VectorType& _max) : m_min(_min), m_max(_max) {}
-
- /** Constructs a box containing a single point \a p. */
- inline explicit AlignedBox(const VectorType& p) : m_min(p), m_max(p) {}
-
- ~AlignedBox() {}
-
- /** \returns the dimension in which the box holds */
- inline int dim() const { return AmbientDimAtCompileTime==Dynamic ? m_min.size()-1 : AmbientDimAtCompileTime; }
-
- /** \returns true if the box is null, i.e, empty. */
- inline bool isNull() const { return (m_min.cwise() > m_max).any(); }
-
- /** Makes \c *this a null/empty box. */
- inline void setNull()
- {
- m_min.setConstant( (std::numeric_limits<Scalar>::max)());
- m_max.setConstant(-(std::numeric_limits<Scalar>::max)());
- }
-
- /** \returns the minimal corner */
- inline const VectorType& (min)() const { return m_min; }
- /** \returns a non const reference to the minimal corner */
- inline VectorType& (min)() { return m_min; }
- /** \returns the maximal corner */
- inline const VectorType& (max)() const { return m_max; }
- /** \returns a non const reference to the maximal corner */
- inline VectorType& (max)() { return m_max; }
-
- /** \returns true if the point \a p is inside the box \c *this. */
- inline bool contains(const VectorType& p) const
- { return (m_min.cwise()<=p).all() && (p.cwise()<=m_max).all(); }
-
- /** \returns true if the box \a b is entirely inside the box \c *this. */
- inline bool contains(const AlignedBox& b) const
- { return (m_min.cwise()<=(b.min)()).all() && ((b.max)().cwise()<=m_max).all(); }
-
- /** Extends \c *this such that it contains the point \a p and returns a reference to \c *this. */
- inline AlignedBox& extend(const VectorType& p)
- { m_min = (m_min.cwise().min)(p); m_max = (m_max.cwise().max)(p); return *this; }
-
- /** Extends \c *this such that it contains the box \a b and returns a reference to \c *this. */
- inline AlignedBox& extend(const AlignedBox& b)
- { m_min = (m_min.cwise().min)(b.m_min); m_max = (m_max.cwise().max)(b.m_max); return *this; }
-
- /** Clamps \c *this by the box \a b and returns a reference to \c *this. */
- inline AlignedBox& clamp(const AlignedBox& b)
- { m_min = (m_min.cwise().max)(b.m_min); m_max = (m_max.cwise().min)(b.m_max); return *this; }
-
- /** Translate \c *this by the vector \a t and returns a reference to \c *this. */
- inline AlignedBox& translate(const VectorType& t)
- { m_min += t; m_max += t; return *this; }
-
- /** \returns the squared distance between the point \a p and the box \c *this,
- * and zero if \a p is inside the box.
- * \sa exteriorDistance()
- */
- inline Scalar squaredExteriorDistance(const VectorType& p) const;
-
- /** \returns the distance between the point \a p and the box \c *this,
- * and zero if \a p is inside the box.
- * \sa squaredExteriorDistance()
- */
- inline Scalar exteriorDistance(const VectorType& p) const
- { return ei_sqrt(squaredExteriorDistance(p)); }
-
- /** \returns \c *this with scalar type casted to \a NewScalarType
- *
- * Note that if \a NewScalarType is equal to the current scalar type of \c *this
- * then this function smartly returns a const reference to \c *this.
- */
- template<typename NewScalarType>
- inline typename internal::cast_return_type<AlignedBox,
- AlignedBox<NewScalarType,AmbientDimAtCompileTime> >::type cast() const
- {
- return typename internal::cast_return_type<AlignedBox,
- AlignedBox<NewScalarType,AmbientDimAtCompileTime> >::type(*this);
- }
-
- /** Copy constructor with scalar type conversion */
- template<typename OtherScalarType>
- inline explicit AlignedBox(const AlignedBox<OtherScalarType,AmbientDimAtCompileTime>& other)
- {
- m_min = (other.min)().template cast<Scalar>();
- m_max = (other.max)().template cast<Scalar>();
- }
-
- /** \returns \c true if \c *this is approximately equal to \a other, within the precision
- * determined by \a prec.
- *
- * \sa MatrixBase::isApprox() */
- bool isApprox(const AlignedBox& other, typename NumTraits<Scalar>::Real prec = precision<Scalar>()) const
- { return m_min.isApprox(other.m_min, prec) && m_max.isApprox(other.m_max, prec); }
-
-protected:
-
- VectorType m_min, m_max;
-};
-
-template<typename Scalar,int AmbiantDim>
-inline Scalar AlignedBox<Scalar,AmbiantDim>::squaredExteriorDistance(const VectorType& p) const
-{
- Scalar dist2(0);
- Scalar aux;
- for (int k=0; k<dim(); ++k)
- {
- if ((aux = (p[k]-m_min[k]))<Scalar(0))
- dist2 += aux*aux;
- else if ( (aux = (m_max[k]-p[k]))<Scalar(0))
- dist2 += aux*aux;
- }
- return dist2;
-}
-
-} // end namespace Eigen