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fix bug #294: add a diagonal() method to SparseMatrix (const)

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This commit is contained in:
Gael Guennebaud
2011-12-04 21:49:21 +01:00
parent 69966e90e1
commit 82f9aa194d
3 changed files with 34 additions and 1 deletions
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8
test/sparse_basic.cpp
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@@ -345,6 +345,14 @@ template<typename SparseMatrixType> void sparse_basic(const SparseMatrixType& re
initSparse<Scalar>(density, refMat2, m2);
VERIFY_IS_APPROX(m2.eval(), refMat2.sparseView().eval());
}
// test diagonal
{
DenseMatrix refMat2 = DenseMatrix::Zero(rows, rows);
SparseMatrixType m2(rows, rows);
initSparse<Scalar>(density, refMat2, m2);
VERIFY_IS_APPROX(m2.diagonal(), refMat2.diagonal().eval());
}
}
void test_sparse_basic()