10#ifndef EIGEN_REPLICATE_H
11#define EIGEN_REPLICATE_H
16template<
typename MatrixType,
int RowFactor,
int ColFactor>
17struct traits<Replicate<MatrixType,RowFactor,ColFactor> >
20 typedef typename MatrixType::Scalar Scalar;
21 typedef typename traits<MatrixType>::StorageKind StorageKind;
22 typedef typename traits<MatrixType>::XprKind XprKind;
23 typedef typename ref_selector<MatrixType>::type MatrixTypeNested;
24 typedef typename remove_reference<MatrixTypeNested>::type _MatrixTypeNested;
26 RowsAtCompileTime = RowFactor==
Dynamic || int(MatrixType::RowsAtCompileTime)==
Dynamic
28 : RowFactor * MatrixType::RowsAtCompileTime,
29 ColsAtCompileTime = ColFactor==
Dynamic || int(MatrixType::ColsAtCompileTime)==
Dynamic
31 : ColFactor * MatrixType::ColsAtCompileTime,
33 MaxRowsAtCompileTime = RowsAtCompileTime,
34 MaxColsAtCompileTime = ColsAtCompileTime,
35 IsRowMajor = MaxRowsAtCompileTime==1 && MaxColsAtCompileTime!=1 ? 1
36 : MaxColsAtCompileTime==1 && MaxRowsAtCompileTime!=1 ? 0
40 Flags = IsRowMajor ? RowMajorBit : 0
61template<
typename MatrixType,
int RowFactor,
int ColFactor>
class Replicate
62 :
public internal::dense_xpr_base< Replicate<MatrixType,RowFactor,ColFactor> >::type
64 typedef typename internal::traits<Replicate>::MatrixTypeNested MatrixTypeNested;
65 typedef typename internal::traits<Replicate>::_MatrixTypeNested _MatrixTypeNested;
68 typedef typename internal::dense_xpr_base<Replicate>::type Base;
70 typedef typename internal::remove_all<MatrixType>::type NestedExpression;
72 template<
typename OriginalMatrixType>
74 inline explicit Replicate(
const OriginalMatrixType& matrix)
75 : m_matrix(matrix), m_rowFactor(RowFactor), m_colFactor(ColFactor)
77 EIGEN_STATIC_ASSERT((internal::is_same<
typename internal::remove_const<MatrixType>::type,OriginalMatrixType>::value),
78 THE_MATRIX_OR_EXPRESSION_THAT_YOU_PASSED_DOES_NOT_HAVE_THE_EXPECTED_TYPE)
82 template<
typename OriginalMatrixType>
85 : m_matrix(matrix), m_rowFactor(rowFactor), m_colFactor(colFactor)
87 EIGEN_STATIC_ASSERT((internal::is_same<
typename internal::remove_const<MatrixType>::type,OriginalMatrixType>::value),
88 THE_MATRIX_OR_EXPRESSION_THAT_YOU_PASSED_DOES_NOT_HAVE_THE_EXPECTED_TYPE)
91 EIGEN_DEVICE_FUNC EIGEN_CONSTEXPR
92 inline Index rows()
const {
return m_matrix.rows() * m_rowFactor.value(); }
93 EIGEN_DEVICE_FUNC EIGEN_CONSTEXPR
94 inline Index cols()
const {
return m_matrix.cols() * m_colFactor.value(); }
97 const _MatrixTypeNested& nestedExpression()
const
103 MatrixTypeNested m_matrix;
104 const internal::variable_if_dynamic<Index, RowFactor> m_rowFactor;
105 const internal::variable_if_dynamic<Index, ColFactor> m_colFactor;
116template<
typename Derived>
117template<
int RowFactor,
int ColFactor>
132template<
typename ExpressionType,
int Direction>
Base class for all dense matrices, vectors, and arrays.
Definition: DenseBase.h:47
Expression of the multiple replication of a matrix or vector.
Definition: Replicate.h:63
Pseudo expression providing broadcasting and partial reduction operations.
Definition: VectorwiseOp.h:187
Eigen::Index Index
Definition: VectorwiseOp.h:192
@ Horizontal
Definition: Constants.h:267
@ Vertical
Definition: Constants.h:264
const unsigned int RowMajorBit
Definition: Constants.h:66
Namespace containing all symbols from the Eigen library.
Definition: Core:141
EIGEN_DEFAULT_DENSE_INDEX_TYPE Index
The Index type as used for the API.
Definition: Meta.h:74
const int Dynamic
Definition: Constants.h:22