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Add operator==/operator!= to Quaternion. Fixes #1876.

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Forrest Voight 2020-05-23 19:00:02 -05:00 committed by Rasmus Munk Larsen
parent 6964ae8d52
commit 8889a2c1c6
1 changed files with 16 additions and 0 deletions
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16
Eigen/src/Geometry/Quaternion.h
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@ -158,6 +158,22 @@ class QuaternionBase : public RotationBase<Derived, 3>
template<class OtherDerived> EIGEN_DEVICE_FUNC Quaternion<Scalar> slerp(const Scalar& t, const QuaternionBase<OtherDerived>& other) const;
/** \returns true if each coefficients of \c *this and \a other are all exactly equal.
* \warning When using floating point scalar values you probably should rather use a
* fuzzy comparison such as isApprox()
* \sa isApprox(), operator!= */
template<class OtherDerived>
EIGEN_DEVICE_FUNC inline bool operator==(const QuaternionBase<OtherDerived>& other) const
{ return coeffs() == other.coeffs(); }
/** \returns true if at least one pair of coefficients of \c *this and \a other are not exactly equal to each other.
* \warning When using floating point scalar values you probably should rather use a
* fuzzy comparison such as isApprox()
* \sa isApprox(), operator== */
template<class OtherDerived>
EIGEN_DEVICE_FUNC inline bool operator!=(const QuaternionBase<OtherDerived>& other) const
{ return coeffs() != other.coeffs(); }
/** \returns \c true if \c *this is approximately equal to \a other, within the precision
* determined by \a prec.
*