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merge with default branch

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This commit is contained in:
Gael Guennebaud
2009-12-22 22:51:08 +01:00
parent e182e9c616 eeec7d842e
commit eaaba30cac
200 changed files with 3649 additions and 1636 deletions
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86
Eigen/src/Core/Transpose.h
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@@ -215,7 +215,7 @@ template<typename Derived>
inline const typename MatrixBase<Derived>::AdjointReturnType
MatrixBase<Derived>::adjoint() const
{
return this->transpose().nestByValue();
return this->transpose();
}
/***************************************************************************
@@ -297,13 +297,7 @@ inline void MatrixBase<Derived>::adjointInPlace()
#ifndef EIGEN_NO_DEBUG
// The following is to detect aliasing problems in the following common cases:
// a = a.transpose()
// a = a.transpose() + X
// a = X + a.transpose()
// a = a.adjoint()
// a = a.adjoint() + X
// a = X + a.adjoint()
// The following is to detect aliasing problems in most common cases.
template<typename T, int Access=ei_blas_traits<T>::ActualAccess>
struct ei_extract_data_selector {
@@ -323,63 +317,31 @@ template<typename T> typename T::Scalar* ei_extract_data(const T& m)
return ei_extract_data_selector<T>::run(m);
}
template<typename Scalar, bool DestIsTranposed, typename OtherDerived>
struct ei_check_transpose_aliasing_selector
{
static bool run(const Scalar* dest, const OtherDerived& src)
{
return (ei_blas_traits<OtherDerived>::IsTransposed != DestIsTranposed) && (dest==(Scalar*)ei_extract_data(src));
}
};
template<typename Scalar, bool DestIsTranposed, typename BinOp, typename DerivedA, typename DerivedB>
struct ei_check_transpose_aliasing_selector<Scalar,DestIsTranposed,CwiseBinaryOp<BinOp,DerivedA,DerivedB> >
{
static bool run(const Scalar* dest, const CwiseBinaryOp<BinOp,DerivedA,DerivedB>& src)
{
return ((ei_blas_traits<DerivedA>::IsTransposed != DestIsTranposed) && dest==(Scalar*)ei_extract_data(src.lhs()))
|| ((ei_blas_traits<DerivedB>::IsTransposed != DestIsTranposed) && dest==(Scalar*)ei_extract_data(src.rhs()));
}
};
template<typename Derived>
template<typename OtherDerived>
Derived& DenseBase<Derived>::lazyAssign(const Transpose<OtherDerived>& other)
void DenseBase<Derived>::checkTransposeAliasing(const OtherDerived& other) const
{
ei_assert(ei_extract_data(other) != ei_extract_data(derived())
&& "aliasing detected during tranposition, please use transposeInPlace()");
return lazyAssign(static_cast<const DenseBase<Transpose<OtherDerived> >& >(other));
}
template<typename Derived>
template<typename DerivedA, typename DerivedB>
Derived& DenseBase<Derived>::
lazyAssign(const CwiseBinaryOp<ei_scalar_sum_op<Scalar>,Transpose<DerivedA>,DerivedB>& other)
{
ei_assert(ei_extract_data(derived()) != ei_extract_data(other.lhs())
&& "aliasing detected during tranposition, please evaluate your expression");
return lazyAssign(static_cast<const DenseBase<CwiseBinaryOp<ei_scalar_sum_op<Scalar>,Transpose<DerivedA>,DerivedB> >& >(other));
}
template<typename Derived>
template<typename DerivedA, typename DerivedB>
Derived& DenseBase<Derived>::
lazyAssign(const CwiseBinaryOp<ei_scalar_sum_op<Scalar>,DerivedA,Transpose<DerivedB> >& other)
{
ei_assert(ei_extract_data(derived()) != ei_extract_data(other.rhs())
&& "aliasing detected during tranposition, please evaluate your expression");
return lazyAssign(static_cast<const DenseBase<CwiseBinaryOp<ei_scalar_sum_op<Scalar>,DerivedA,Transpose<DerivedB> > >& >(other));
}
template<typename Derived>
template<typename OtherDerived> Derived&
DenseBase<Derived>::
lazyAssign(const CwiseUnaryOp<ei_scalar_conjugate_op<Scalar>, NestByValue<Eigen::Transpose<OtherDerived> > >& other)
{
ei_assert(ei_extract_data(other) != ei_extract_data(derived())
&& "aliasing detected during tranposition, please use adjointInPlace()");
return lazyAssign(static_cast<const DenseBase<CwiseUnaryOp<ei_scalar_conjugate_op<Scalar>, NestByValue<Eigen::Transpose<OtherDerived> > > >& >(other));
}
template<typename Derived>
template<typename DerivedA, typename DerivedB>
Derived& DenseBase<Derived>::
lazyAssign(const CwiseBinaryOp<ei_scalar_sum_op<Scalar>,CwiseUnaryOp<ei_scalar_conjugate_op<Scalar>, NestByValue<Eigen::Transpose<DerivedA> > >,DerivedB>& other)
{
ei_assert(ei_extract_data(derived()) != ei_extract_data(other.lhs())
&& "aliasing detected during tranposition, please evaluate your expression");
return lazyAssign(static_cast<const DenseBase<CwiseBinaryOp<ei_scalar_sum_op<Scalar>,CwiseUnaryOp<ei_scalar_conjugate_op<Scalar>, NestByValue<Eigen::Transpose<DerivedA> > >,DerivedB> >& >(other));
}
template<typename Derived>
template<typename DerivedA, typename DerivedB>
Derived& DenseBase<Derived>::
lazyAssign(const CwiseBinaryOp<ei_scalar_sum_op<Scalar>,DerivedA,CwiseUnaryOp<ei_scalar_conjugate_op<Scalar>, NestByValue<Eigen::Transpose<DerivedB> > > >& other)
{
ei_assert(ei_extract_data(derived()) != ei_extract_data(other.rhs())
&& "aliasing detected during tranposition, please evaluate your expression");
return lazyAssign(static_cast<const DenseBase<CwiseBinaryOp<ei_scalar_sum_op<Scalar>,DerivedA,CwiseUnaryOp<ei_scalar_conjugate_op<Scalar>, NestByValue<Eigen::Transpose<DerivedB> > > > >& >(other));
ei_assert((!ei_check_transpose_aliasing_selector<Scalar,ei_blas_traits<Derived>::IsTransposed,OtherDerived>::run(ei_extract_data(derived()), other))
&& "aliasing detected during tranposition, use transposeInPlace() or evaluate the rhs into a temporary using .eval()");
}
#endif