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constant Diagonal ---> DiagonalBits

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introduce ei_is_diagonal to check for it
DiagonalCoeffs ---> Diagonal and allow Index to by Dynamic
-> add MatrixBase::diagonal(int) with unittest and doc
This commit is contained in:
Benoit Jacob
2009-05-10 16:24:39 +00:00
parent eac79b6d2e
commit 9afd1324fd
20 changed files with 256 additions and 203 deletions
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4
Eigen/src/LU/LU.h
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@@ -333,7 +333,7 @@ LU<MatrixType>::LU(const MatrixType& matrix)
m_p(matrix.rows()),
m_q(matrix.cols())
{
const int size = matrix.diagonal().size();
const int size = matrix.diagonalSize();
const int rows = matrix.rows();
const int cols = matrix.cols();
@@ -402,7 +402,7 @@ LU<MatrixType>::LU(const MatrixType& matrix)
template<typename MatrixType>
typename ei_traits<MatrixType>::Scalar LU<MatrixType>::determinant() const
{
return Scalar(m_det_pq) * m_lu.diagonal().redux(ei_scalar_product_op<Scalar>());
return Scalar(m_det_pq) * m_lu.diagonal().prod();
}
template<typename MatrixType>