diff options
author | Gael Guennebaud <g.gael@free.fr> | 2011-01-27 17:17:06 +0100 |
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committer | Gael Guennebaud <g.gael@free.fr> | 2011-01-27 17:17:06 +0100 |
commit | 955e0962774188847c8f2883f7006efa9723571d (patch) | |
tree | 94507dd14342d72d30099eef03292e82ef26d777 /Eigen/src/Geometry/ParametrizedLine.h | |
parent | d5e81d866a2bf2d81050d68ec3f8dc9e4879ee5b (diff) |
add an Options template parameter to Hyperplane and ParametrizedLine
Diffstat (limited to 'Eigen/src/Geometry/ParametrizedLine.h')
-rw-r--r-- | Eigen/src/Geometry/ParametrizedLine.h | 38 |
1 files changed, 25 insertions, 13 deletions
diff --git a/Eigen/src/Geometry/ParametrizedLine.h b/Eigen/src/Geometry/ParametrizedLine.h index 858cdf6a8..edad5f8ee 100644 --- a/Eigen/src/Geometry/ParametrizedLine.h +++ b/Eigen/src/Geometry/ParametrizedLine.h @@ -39,19 +39,27 @@ * \param _Scalar the scalar type, i.e., the type of the coefficients * \param _AmbientDim the dimension of the ambient space, can be a compile time value or Dynamic. */ -template <typename _Scalar, int _AmbientDim> +template <typename _Scalar, int _AmbientDim, int _Options> class ParametrizedLine { public: EIGEN_MAKE_ALIGNED_OPERATOR_NEW_IF_VECTORIZABLE_FIXED_SIZE(_Scalar,_AmbientDim) - enum { AmbientDimAtCompileTime = _AmbientDim }; + enum { + AmbientDimAtCompileTime = _AmbientDim, + Options = _Options + }; typedef _Scalar Scalar; typedef typename NumTraits<Scalar>::Real RealScalar; typedef DenseIndex Index; - typedef Matrix<Scalar,AmbientDimAtCompileTime,1> VectorType; + typedef Matrix<Scalar,AmbientDimAtCompileTime,1,Options> VectorType; /** Default constructor without initialization */ inline explicit ParametrizedLine() {} + + template<int OtherOptions> + ParametrizedLine(const ParametrizedLine<Scalar,AmbientDimAtCompileTime,OtherOptions>& other) + : m_origin(other.origin()), m_direction(other.direction()) + {} /** Constructs a dynamic-size line with \a _dim the dimension * of the ambient space */ @@ -63,7 +71,8 @@ public: ParametrizedLine(const VectorType& origin, const VectorType& direction) : m_origin(origin), m_direction(direction) {} - explicit ParametrizedLine(const Hyperplane<_Scalar, _AmbientDim>& hyperplane); + template <int OtherOptions> + explicit ParametrizedLine(const Hyperplane<_Scalar, _AmbientDim, OtherOptions>& hyperplane); /** Constructs a parametrized line going from \a p0 to \a p1. */ static inline ParametrizedLine Through(const VectorType& p0, const VectorType& p1) @@ -97,7 +106,8 @@ public: VectorType projection(const VectorType& p) const { return origin() + direction().dot(p-origin()) * direction(); } - Scalar intersection(const Hyperplane<_Scalar, _AmbientDim>& hyperplane); + template <int OtherOptions> + Scalar intersection(const Hyperplane<_Scalar, _AmbientDim, OtherOptions>& hyperplane); /** \returns \c *this with scalar type casted to \a NewScalarType * @@ -106,15 +116,15 @@ public: */ template<typename NewScalarType> inline typename internal::cast_return_type<ParametrizedLine, - ParametrizedLine<NewScalarType,AmbientDimAtCompileTime> >::type cast() const + ParametrizedLine<NewScalarType,AmbientDimAtCompileTime,Options> >::type cast() const { return typename internal::cast_return_type<ParametrizedLine, - ParametrizedLine<NewScalarType,AmbientDimAtCompileTime> >::type(*this); + ParametrizedLine<NewScalarType,AmbientDimAtCompileTime,Options> >::type(*this); } /** Copy constructor with scalar type conversion */ - template<typename OtherScalarType> - inline explicit ParametrizedLine(const ParametrizedLine<OtherScalarType,AmbientDimAtCompileTime>& other) + template<typename OtherScalarType,int OtherOptions> + inline explicit ParametrizedLine(const ParametrizedLine<OtherScalarType,AmbientDimAtCompileTime,OtherOptions>& other) { m_origin = other.origin().template cast<Scalar>(); m_direction = other.direction().template cast<Scalar>(); @@ -136,8 +146,9 @@ protected: * * \warning the ambient space must have dimension 2 such that the hyperplane actually describes a line */ -template <typename _Scalar, int _AmbientDim> -inline ParametrizedLine<_Scalar, _AmbientDim>::ParametrizedLine(const Hyperplane<_Scalar, _AmbientDim>& hyperplane) +template <typename _Scalar, int _AmbientDim, int _Options> +template <int OtherOptions> +inline ParametrizedLine<_Scalar, _AmbientDim,_Options>::ParametrizedLine(const Hyperplane<_Scalar, _AmbientDim,OtherOptions>& hyperplane) { EIGEN_STATIC_ASSERT_VECTOR_SPECIFIC_SIZE(VectorType, 2) direction() = hyperplane.normal().unitOrthogonal(); @@ -146,8 +157,9 @@ inline ParametrizedLine<_Scalar, _AmbientDim>::ParametrizedLine(const Hyperplane /** \returns the parameter value of the intersection between \c *this and the given hyperplane */ -template <typename _Scalar, int _AmbientDim> -inline _Scalar ParametrizedLine<_Scalar, _AmbientDim>::intersection(const Hyperplane<_Scalar, _AmbientDim>& hyperplane) +template <typename _Scalar, int _AmbientDim, int _Options> +template <int OtherOptions> +inline _Scalar ParametrizedLine<_Scalar, _AmbientDim,_Options>::intersection(const Hyperplane<_Scalar, _AmbientDim, OtherOptions>& hyperplane) { return -(hyperplane.offset()+hyperplane.normal().dot(origin())) / hyperplane.normal().dot(direction()); |