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

Fix bug #596 : Recover plain SparseMatrix from SparseQR matrixQ()

Browse Source
This commit is contained in:
Desire NUENTSA
2013-05-21 17:35:10 +02:00
parent bd7511fc36
commit cf939f154f
5 changed files with 112 additions and 28 deletions
Download Patch File Download Diff File Expand all files Collapse all files

4
Eigen/src/SparseCore/SparseCwiseBinaryOp.h
View File

@@ -300,7 +300,7 @@ template<typename OtherDerived>
EIGEN_STRONG_INLINE Derived &
SparseMatrixBase<Derived>::operator-=(const SparseMatrixBase<OtherDerived> &other)
{
return *this = derived() - other.derived();
return derived() = derived() - other.derived();
}
template<typename Derived>
@@ -308,7 +308,7 @@ template<typename OtherDerived>
EIGEN_STRONG_INLINE Derived &
SparseMatrixBase<Derived>::operator+=(const SparseMatrixBase<OtherDerived>& other)
{
return *this = derived() + other.derived();
return derived() = derived() + other.derived();
}
template<typename Derived>

8
Eigen/src/SparseCore/SparseMatrix.h
View File

@@ -673,6 +673,14 @@ class SparseMatrix
m_data.swap(other.m_data);
}
/** Sets *this to the identity matrix */
inline void setIdentity()
{
eigen_assert(rows() == cols() && "ONLY FOR SQUARED MATRICES");
this->setZero();
for (int j = 0; j < rows(); j++)
this->insert(j,j) = Scalar(1.0);
}
inline SparseMatrix& operator=(const SparseMatrix& other)
{
if (other.isRValue())