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last round of changes, mainly to return derived types instead of base types, and fix various compilation issues

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This commit is contained in:
Benoit Jacob
2009-11-09 07:51:31 -05:00
parent e4e58e8337
commit 9a0900e33e
15 changed files with 118 additions and 93 deletions
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28
Eigen/src/misc/Kernel.h
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@@ -25,11 +25,11 @@
#ifndef EIGEN_MISC_KERNEL_H
#define EIGEN_MISC_KERNEL_H
/** \class ei_kernel_return_value
/** \class ei_kernel_retval_base
*
*/
template<typename DecompositionType>
struct ei_traits<ei_kernel_return_value<DecompositionType> >
struct ei_traits<ei_kernel_retval_base<DecompositionType> >
{
typedef typename DecompositionType::MatrixType MatrixType;
typedef Matrix<
@@ -45,14 +45,12 @@ struct ei_traits<ei_kernel_return_value<DecompositionType> >
> ReturnMatrixType;
};
template<typename _DecompositionType> struct ei_kernel_return_value
: public ReturnByValue<ei_kernel_return_value<_DecompositionType> >
template<typename _DecompositionType> struct ei_kernel_retval_base
: public ReturnByValue<ei_kernel_retval_base<_DecompositionType> >
{
typedef _DecompositionType DecompositionType;
const DecompositionType& m_dec;
int m_rank, m_cols;
ei_kernel_return_value(const DecompositionType& dec)
ei_kernel_retval_base(const DecompositionType& dec)
: m_dec(dec),
m_rank(dec.rank()),
m_cols(m_rank==dec.cols() ? 1 : dec.cols() - m_rank)
@@ -60,18 +58,28 @@ template<typename _DecompositionType> struct ei_kernel_return_value
inline int rows() const { return m_dec.cols(); }
inline int cols() const { return m_cols; }
inline int rank() const { return m_rank; }
inline const DecompositionType& dec() const { return m_dec; }
template<typename Dest> inline void evalTo(Dest& dst) const
{
static_cast<const ei_kernel_impl<DecompositionType>*>(this)->evalTo(dst);
static_cast<const ei_kernel_retval<DecompositionType>*>(this)->evalTo(dst);
}
protected:
const DecompositionType& m_dec;
int m_rank, m_cols;
};
#define EIGEN_MAKE_KERNEL_HELPERS(DecompositionType) \
typedef typename DecompositionType::MatrixType MatrixType; \
typedef typename MatrixType::Scalar Scalar; \
typedef typename MatrixType::RealScalar RealScalar; \
inline const DecompositionType& dec() const { return this->m_dec; } \
inline int rank() const { return this->m_rank; }
typedef ei_kernel_retval_base<DecompositionType> Base; \
using Base::dec; \
using Base::rank; \
using Base::rows; \
using Base::cols; \
ei_kernel_retval(const DecompositionType& dec) : Base(dec) {}
#endif // EIGEN_MISC_KERNEL_H