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Add missing accessors for 1D index based access to Replicate<> expressions.

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This commit is contained in:
Gael Guennebaud
2015-06-08 15:39:09 +02:00
parent a7ae628c9f
commit cbe3a1a83e
2 changed files with 20 additions and 25 deletions
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25
Eigen/src/Core/Replicate.h
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@@ -91,31 +91,6 @@ template<typename MatrixType,int RowFactor,int ColFactor> class Replicate
inline Index rows() const { return m_matrix.rows() * m_rowFactor.value(); }
inline Index cols() const { return m_matrix.cols() * m_colFactor.value(); }
inline Scalar coeff(Index rowId, Index colId) const
{
// try to avoid using modulo; this is a pure optimization strategy
const Index actual_row = internal::traits<MatrixType>::RowsAtCompileTime==1 ? 0
: RowFactor==1 ? rowId
: rowId%m_matrix.rows();
const Index actual_col = internal::traits<MatrixType>::ColsAtCompileTime==1 ? 0
: ColFactor==1 ? colId
: colId%m_matrix.cols();
return m_matrix.coeff(actual_row, actual_col);
}
template<int LoadMode>
inline PacketScalar packet(Index rowId, Index colId) const
{
const Index actual_row = internal::traits<MatrixType>::RowsAtCompileTime==1 ? 0
: RowFactor==1 ? rowId
: rowId%m_matrix.rows();
const Index actual_col = internal::traits<MatrixType>::ColsAtCompileTime==1 ? 0
: ColFactor==1 ? colId
: colId%m_matrix.cols();
return m_matrix.template packet<LoadMode>(actual_row, actual_col);
}
const _MatrixTypeNested& nestedExpression() const
{
return m_matrix;