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* add a writable generic coeff wise expression (CwiseUnaryView)

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* add writable .real() and .imag() functions
This commit is contained in:
Gael Guennebaud
2009-05-20 15:41:23 +02:00
parent 6ecd02d7ec
commit dd45c4805c
9 changed files with 204 additions and 6 deletions
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21
Eigen/src/Core/MatrixBase.h
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@@ -217,10 +217,20 @@ template<typename Derived> class MatrixBase
const CwiseUnaryOp<ei_scalar_conjugate_op<Scalar>, Derived>,
const Derived&
>::ret ConjugateReturnType;
/** \internal the return type of MatrixBase::real() const */
typedef typename ei_meta_if<NumTraits<Scalar>::IsComplex,
const CwiseUnaryOp<ei_scalar_real_op<Scalar>, Derived>,
const Derived&
>::ret RealReturnType;
/** \internal the return type of MatrixBase::real() */
typedef CwiseUnaryOp<ei_scalar_real_op<Scalar>, Derived> RealReturnType;
/** \internal the return type of MatrixBase::imag() */
typedef typename ei_meta_if<NumTraits<Scalar>::IsComplex,
CwiseUnaryView<ei_scalar_real_op<Scalar>, Derived>,
Derived&
>::ret NonConstRealReturnType;
/** \internal the return type of MatrixBase::imag() const */
typedef CwiseUnaryOp<ei_scalar_imag_op<Scalar>, Derived> ImagReturnType;
/** \internal the return type of MatrixBase::imag() */
typedef CwiseUnaryView<ei_scalar_imag_op<Scalar>, Derived> NonConstImagReturnType;
/** \internal the return type of MatrixBase::adjoint() */
typedef Eigen::Transpose<NestByValue<typename ei_cleantype<ConjugateReturnType>::type> >
AdjointReturnType;
@@ -543,11 +553,16 @@ template<typename Derived> class MatrixBase
ConjugateReturnType conjugate() const;
const RealReturnType real() const;
RealReturnType real() const;
NonConstRealReturnType real();
const ImagReturnType imag() const;
NonConstImagReturnType imag();
template<typename CustomUnaryOp>
const CwiseUnaryOp<CustomUnaryOp, Derived> unaryExpr(const CustomUnaryOp& func = CustomUnaryOp()) const;
template<typename CustomViewOp>
const CwiseUnaryView<CustomViewOp, Derived> unaryViewExpr(const CustomViewOp& func = CustomViewOp()) const;
template<typename CustomBinaryOp, typename OtherDerived>
const CwiseBinaryOp<CustomBinaryOp, Derived, OtherDerived>