diff options
Diffstat (limited to 'extern/Eigen3/Eigen/src/Geometry/ParametrizedLine.h')
| -rw-r--r-- | extern/Eigen3/Eigen/src/Geometry/ParametrizedLine.h | 67 |
1 files changed, 47 insertions, 20 deletions
diff --git a/extern/Eigen3/Eigen/src/Geometry/ParametrizedLine.h b/extern/Eigen3/Eigen/src/Geometry/ParametrizedLine.h index b90f9c088a2..719a904413d 100644 --- a/extern/Eigen3/Eigen/src/Geometry/ParametrizedLine.h +++ b/extern/Eigen3/Eigen/src/Geometry/ParametrizedLine.h @@ -4,28 +4,15 @@ // Copyright (C) 2008 Gael Guennebaud <gael.guennebaud@inria.fr> // Copyright (C) 2008 Benoit Jacob <jacob.benoit.1@gmail.com> // -// 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/>. +// 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/. #ifndef EIGEN_PARAMETRIZEDLINE_H #define EIGEN_PARAMETRIZEDLINE_H +namespace Eigen { + /** \geometry_module \ingroup Geometry_Module * * \class ParametrizedLine @@ -106,8 +93,16 @@ public: VectorType projection(const VectorType& p) const { return origin() + direction().dot(p-origin()) * direction(); } + VectorType pointAt( Scalar t ) const; + + template <int OtherOptions> + Scalar intersectionParameter(const Hyperplane<_Scalar, _AmbientDim, OtherOptions>& hyperplane) const; + template <int OtherOptions> Scalar intersection(const Hyperplane<_Scalar, _AmbientDim, OtherOptions>& hyperplane) const; + + template <int OtherOptions> + VectorType intersectionPoint(const Hyperplane<_Scalar, _AmbientDim, OtherOptions>& hyperplane) const; /** \returns \c *this with scalar type casted to \a NewScalarType * @@ -155,14 +150,46 @@ inline ParametrizedLine<_Scalar, _AmbientDim,_Options>::ParametrizedLine(const H origin() = -hyperplane.normal()*hyperplane.offset(); } -/** \returns the parameter value of the intersection between \c *this and the given hyperplane +/** \returns the point at \a t along this line + */ +template <typename _Scalar, int _AmbientDim, int _Options> +inline typename ParametrizedLine<_Scalar, _AmbientDim,_Options>::VectorType +ParametrizedLine<_Scalar, _AmbientDim,_Options>::pointAt( _Scalar t ) const +{ + return origin() + (direction()*t); +} + +/** \returns the parameter value of the intersection between \c *this and the given \a hyperplane */ template <typename _Scalar, int _AmbientDim, int _Options> template <int OtherOptions> -inline _Scalar ParametrizedLine<_Scalar, _AmbientDim,_Options>::intersection(const Hyperplane<_Scalar, _AmbientDim, OtherOptions>& hyperplane) const +inline _Scalar ParametrizedLine<_Scalar, _AmbientDim,_Options>::intersectionParameter(const Hyperplane<_Scalar, _AmbientDim, OtherOptions>& hyperplane) const { return -(hyperplane.offset()+hyperplane.normal().dot(origin())) / hyperplane.normal().dot(direction()); } + +/** \deprecated use intersectionParameter() + * \returns the parameter value of the intersection between \c *this and the given \a hyperplane + */ +template <typename _Scalar, int _AmbientDim, int _Options> +template <int OtherOptions> +inline _Scalar ParametrizedLine<_Scalar, _AmbientDim,_Options>::intersection(const Hyperplane<_Scalar, _AmbientDim, OtherOptions>& hyperplane) const +{ + return intersectionParameter(hyperplane); +} + +/** \returns the point of the intersection between \c *this and the given hyperplane + */ +template <typename _Scalar, int _AmbientDim, int _Options> +template <int OtherOptions> +inline typename ParametrizedLine<_Scalar, _AmbientDim,_Options>::VectorType +ParametrizedLine<_Scalar, _AmbientDim,_Options>::intersectionPoint(const Hyperplane<_Scalar, _AmbientDim, OtherOptions>& hyperplane) const +{ + return pointAt(intersectionParameter(hyperplane)); +} + +} // end namespace Eigen + #endif // EIGEN_PARAMETRIZEDLINE_H |