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Fix SparseMatrix::insert/coeffRef for non-empty compressed matrix

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This commit is contained in:
Gael Guennebaud 2015-10-25 22:00:38 +01:00
parent 85afb61417
commit ac6b2266b9
1 changed files with 8 additions and 0 deletions
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8
Eigen/src/SparseCore/SparseMatrix.h
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@ -1132,6 +1132,14 @@ typename SparseMatrix<_Scalar,_Options,_Index>::Scalar& SparseMatrix<_Scalar,_Op
for(Index j=1; j<=m_outerSize; ++j)
m_outerIndex[j] = end;
}
else
{
// turn the matrix into non-compressed mode
m_innerNonZeros = static_cast<StorageIndex*>(std::malloc(m_outerSize * sizeof(StorageIndex)));
if(!m_innerNonZeros) internal::throw_std_bad_alloc();
for(Index j=0; j<m_outerSize; ++j)
m_innerNonZeros[j] = m_outerIndex[j+1]-m_outerIndex[j];
}
}
// check whether we can do a fast "push back" insertion