devtools/eigen
1
0
Fork 0
mirror of https://gitlab.com/libeigen/eigen.git synced 2026-04-10 11:34:33 +08:00
Code Issues Packages Projects Releases Wiki Activity

1- Introduce sub-evaluator types for unary, binary, product, and map expressions to ease specializing them.

Browse Source 
2- Remove a lot of code which should not be there with evaluators, in particular coeff/packet methods implemented in the expressions.
This commit is contained in:
Gael Guennebaud
2014-06-20 15:39:38 +02:00
parent 0a6c472335
commit 78bb808337
18 changed files with 300 additions and 159 deletions
Download Patch File Download Diff File Expand all files Collapse all files

30
Eigen/src/Core/Transpose.h
View File

@@ -68,6 +68,7 @@ template<typename MatrixType> class Transpose
typedef typename TransposeImpl<MatrixType,typename internal::traits<MatrixType>::StorageKind>::Base Base;
EIGEN_GENERIC_PUBLIC_INTERFACE(Transpose)
typedef typename internal::remove_all<MatrixType>::type NestedExpression;
EIGEN_DEVICE_FUNC
inline Transpose(MatrixType& a_matrix) : m_matrix(a_matrix) {}
@@ -113,6 +114,7 @@ template<typename MatrixType> class TransposeImpl<MatrixType,Dense>
public:
typedef typename internal::TransposeImpl_base<MatrixType>::type Base;
using Base::coeffRef;
EIGEN_DENSE_PUBLIC_INTERFACE(Transpose<MatrixType>)
EIGEN_INHERIT_ASSIGNMENT_OPERATORS(TransposeImpl)
@@ -127,6 +129,8 @@ template<typename MatrixType> class TransposeImpl<MatrixType,Dense>
inline ScalarWithConstIfNotLvalue* data() { return derived().nestedExpression().data(); }
inline const Scalar* data() const { return derived().nestedExpression().data(); }
#ifndef EIGEN_TEST_EVALUATORS
EIGEN_DEVICE_FUNC
inline ScalarWithConstIfNotLvalue& coeffRef(Index rowId, Index colId)
@@ -142,18 +146,6 @@ template<typename MatrixType> class TransposeImpl<MatrixType,Dense>
return derived().nestedExpression().const_cast_derived().coeffRef(index);
}
EIGEN_DEVICE_FUNC
inline const Scalar& coeffRef(Index rowId, Index colId) const
{
return derived().nestedExpression().coeffRef(colId, rowId);
}
EIGEN_DEVICE_FUNC
inline const Scalar& coeffRef(Index index) const
{
return derived().nestedExpression().coeffRef(index);
}
EIGEN_DEVICE_FUNC
inline CoeffReturnType coeff(Index rowId, Index colId) const
{
@@ -189,6 +181,20 @@ template<typename MatrixType> class TransposeImpl<MatrixType,Dense>
{
derived().nestedExpression().const_cast_derived().template writePacket<LoadMode>(index, x);
}
#endif
// FIXME: shall we keep the const version of coeffRef?
EIGEN_DEVICE_FUNC
inline const Scalar& coeffRef(Index rowId, Index colId) const
{
return derived().nestedExpression().coeffRef(colId, rowId);
}
EIGEN_DEVICE_FUNC
inline const Scalar& coeffRef(Index index) const
{
return derived().nestedExpression().coeffRef(index);
}
};
/** \returns an expression of the transpose of *this.