diff options
author | Gael Guennebaud <g.gael@free.fr> | 2008-10-25 22:38:22 +0000 |
---|---|---|
committer | Gael Guennebaud <g.gael@free.fr> | 2008-10-25 22:38:22 +0000 |
commit | e5b8a59cfa5d9d7f81aad80d91c90b613efb2b67 (patch) | |
tree | b1d2d0d0c4b0a74e93e2feb2cbe34e711ff48599 /Eigen/src/Geometry/AngleAxis.h | |
parent | 568a7e8eba0cac0555c286aa44a594c109b73276 (diff) |
Add smart cast functions and ctor with scalar conversion (explicit)
to all classes of the Geometry module. By smart I mean that if current
type == new type, then it returns a const reference to *this => zero overhead
Diffstat (limited to 'Eigen/src/Geometry/AngleAxis.h')
-rw-r--r-- | Eigen/src/Geometry/AngleAxis.h | 21 |
1 files changed, 19 insertions, 2 deletions
diff --git a/Eigen/src/Geometry/AngleAxis.h b/Eigen/src/Geometry/AngleAxis.h index 662ae95fb..e3759c4af 100644 --- a/Eigen/src/Geometry/AngleAxis.h +++ b/Eigen/src/Geometry/AngleAxis.h @@ -47,7 +47,7 @@ * \note This class is not aimed to be used to store a rotation transformation, * but rather to make easier the creation of other rotation (Quaternion, rotation Matrix) * and transformation objects. - * + * * \sa class Quaternion, class Transform, MatrixBase::UnitX() */ @@ -64,7 +64,7 @@ class AngleAxis : public RotationBase<AngleAxis<_Scalar>,3> public: using Base::operator*; - + enum { Dim = 3 }; /** the scalar type of the coefficients */ typedef _Scalar Scalar; @@ -132,6 +132,23 @@ public: template<typename Derived> AngleAxis& fromRotationMatrix(const MatrixBase<Derived>& m); Matrix3 toRotationMatrix(void) const; + + /** \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> + typename ei_cast_return_type<AngleAxis,AngleAxis<NewScalarType> >::type cast() const + { return typename ei_cast_return_type<AngleAxis,AngleAxis<NewScalarType> >::type(*this); } + + /** Copy constructor with scalar type conversion */ + template<typename OtherScalarType> + explicit AngleAxis(const AngleAxis<OtherScalarType>& other) + { + m_axis = other.axis().template cast<OtherScalarType>(); + m_angle = other.angle(); + } }; /** \ingroup GeometryModule |