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Diffstat (limited to 'extern/Eigen2/Eigen/src/Geometry/AlignedBox.h')
| -rw-r--r-- | extern/Eigen2/Eigen/src/Geometry/AlignedBox.h | 173 |
1 files changed, 0 insertions, 173 deletions
diff --git a/extern/Eigen2/Eigen/src/Geometry/AlignedBox.h b/extern/Eigen2/Eigen/src/Geometry/AlignedBox.h deleted file mode 100644 index 14ec9261e3a..00000000000 --- a/extern/Eigen2/Eigen/src/Geometry/AlignedBox.h +++ /dev/null @@ -1,173 +0,0 @@ -// This file is part of Eigen, a lightweight C++ template library -// for linear algebra. Eigen itself is part of the KDE project. -// -// Copyright (C) 2008 Gael Guennebaud <g.gael@free.fr> -// -// Eigen is free software; you can redistribute it and/or -// modify it under the terms of the GNU Lesser General Public -// License as published by the Free Software Foundation; either -// version 3 of the License, or (at your option) any later version. -// -// Alternatively, you can redistribute it and/or -// modify it under the terms of the GNU General Public License as -// published by the Free Software Foundation; either version 2 of -// the License, or (at your option) any later version. -// -// Eigen is distributed in the hope that it will be useful, but WITHOUT ANY -// WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS -// FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License or the -// GNU General Public License for more details. -// -// You should have received a copy of the GNU Lesser General Public -// License and a copy of the GNU General Public License along with -// Eigen. If not, see <http://www.gnu.org/licenses/>. - -#ifndef EIGEN_ALIGNEDBOX_H -#define EIGEN_ALIGNEDBOX_H - -/** \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 explicit 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 ei_cast_return_type<AlignedBox, - AlignedBox<NewScalarType,AmbientDimAtCompileTime> >::type cast() const - { - return typename ei_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]))<0.) - dist2 += aux*aux; - else if ( (aux = (m_max[k]-p[k]))<0. ) - dist2 += aux*aux; - } - return dist2; -} - -#endif // EIGEN_ALIGNEDBOX_H |