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Benoit Jacob
2010-01-07 21:53:52 -05:00
parent 7befc8d6f3
commit 58fb27cd56
7 changed files with 21 additions and 13 deletions
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18
Eigen/src/Core/BandMatrix.h
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@@ -171,15 +171,21 @@ class BandMatrix : public AnyMatrixBase<BandMatrix<_Scalar,Rows,Cols,Supers,Subs
return Block<DataType,1,Dynamic>(m_data, supers()-i, std::max(0,i), 1, diagonalLength(i));
}
template<typename Dest> inline void evalTo(Dest& dst) const
{
dst.resize(rows(),cols());
dst.setZero();
dst.diagonal() = diagonal();
for (int i=1; i<=supers();++i)
dst.diagonal(i) = diagonal(i);
for (int i=1; i<=subs();++i)
dst.diagonal(-i) = diagonal(-i);
}
DenseMatrixType toDenseMatrix() const
{
DenseMatrixType res(rows(),cols());
res.setZero();
res.diagonal() = diagonal();
for (int i=1; i<=supers();++i)
res.diagonal(i) = diagonal(i);
for (int i=1; i<=subs();++i)
res.diagonal(-i) = diagonal(-i);
evalTo(res);
return res;
}