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* added cwise comparisons

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* added "all" and "any" special redux operators
 * added support bool matrices
 * added support for cost model of STL functors via ei_functor_traits
  (By default ei_functor_traits query the functor member Cost)
This commit is contained in:
Gael Guennebaud
2008-04-03 18:13:27 +00:00
parent 249dc4f482
commit 048910caae
8 changed files with 282 additions and 11 deletions
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74
Eigen/src/Core/CwiseBinaryOp.h
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@@ -61,7 +61,7 @@ struct ei_traits<CwiseBinaryOp<BinaryOp, Lhs, Rhs> >
MaxRowsAtCompileTime = Lhs::MaxRowsAtCompileTime,
MaxColsAtCompileTime = Lhs::MaxColsAtCompileTime,
Flags = Lhs::Flags | Rhs::Flags,
CoeffReadCost = Lhs::CoeffReadCost + Rhs::CoeffReadCost + BinaryOp::Cost
CoeffReadCost = Lhs::CoeffReadCost + Rhs::CoeffReadCost + ei_functor_traits<BinaryOp>::Cost
};
};
@@ -230,4 +230,76 @@ MatrixBase<Derived>::cwise(const MatrixBase<OtherDerived> &other, const CustomBi
return CwiseBinaryOp<CustomBinaryOp, Derived, OtherDerived>(derived(), other.derived(), func);
}
/** \returns an expression of the coefficient-wise \< operator of *this and \a other
*
* \sa class CwiseBinaryOp
*/
template<typename Derived>
template<typename OtherDerived>
const CwiseBinaryOp<std::less<typename ei_traits<Derived>::Scalar>, Derived, OtherDerived>
MatrixBase<Derived>::cwiseLessThan(const MatrixBase<OtherDerived> &other) const
{
return cwise(other, std::less<Scalar>());
}
/** \returns an expression of the coefficient-wise \<= operator of *this and \a other
*
* \sa class CwiseBinaryOp
*/
template<typename Derived>
template<typename OtherDerived>
const CwiseBinaryOp<std::less_equal<typename ei_traits<Derived>::Scalar>, Derived, OtherDerived>
MatrixBase<Derived>::cwiseLessEqual(const MatrixBase<OtherDerived> &other) const
{
return cwise(other, std::less_equal<Scalar>());
}
/** \returns an expression of the coefficient-wise \> operator of *this and \a other
*
* \sa class CwiseBinaryOp
*/
template<typename Derived>
template<typename OtherDerived>
const CwiseBinaryOp<std::greater<typename ei_traits<Derived>::Scalar>, Derived, OtherDerived>
MatrixBase<Derived>::cwiseGreaterThan(const MatrixBase<OtherDerived> &other) const
{
return cwise(other, std::greater<Scalar>());
}
/** \returns an expression of the coefficient-wise \>= operator of *this and \a other
*
* \sa class CwiseBinaryOp
*/
template<typename Derived>
template<typename OtherDerived>
const CwiseBinaryOp<std::greater_equal<typename ei_traits<Derived>::Scalar>, Derived, OtherDerived>
MatrixBase<Derived>::cwiseGreaterEqual(const MatrixBase<OtherDerived> &other) const
{
return cwise(other, std::greater_equal<Scalar>());
}
/** \returns an expression of the coefficient-wise == operator of *this and \a other
*
* \sa class CwiseBinaryOp
*/
template<typename Derived>
template<typename OtherDerived>
const CwiseBinaryOp<std::equal_to<typename ei_traits<Derived>::Scalar>, Derived, OtherDerived>
MatrixBase<Derived>::cwiseEqualTo(const MatrixBase<OtherDerived> &other) const
{
return cwise(other, std::equal_to<Scalar>());
}
/** \returns an expression of the coefficient-wise != operator of *this and \a other
*
* \sa class CwiseBinaryOp
*/
template<typename Derived>
template<typename OtherDerived>
const CwiseBinaryOp<std::not_equal_to<typename ei_traits<Derived>::Scalar>, Derived, OtherDerived>
MatrixBase<Derived>::cwiseNotEqualTo(const MatrixBase<OtherDerived> &other) const
{
return cwise(other, std::not_equal_to<Scalar>());
}
#endif // EIGEN_CWISE_BINARY_OP_H