12 template<typename MatrixType> void diagonal(const MatrixType& m)  in diagonal()  function
26   VERIFY_IS_APPROX(m1.diagonal(), m1.transpose().diagonal());  in diagonal()
27   m2.diagonal() = 2 * m1.diagonal();  in diagonal()
28   m2.diagonal()[0] *= 3;  in diagonal()
40       VERIFY(m1.template diagonal<N1>().RowsAtCompileTime == m1.diagonal(N1).size());  in diagonal()
41       VERIFY(m1.template diagonal<N2>().RowsAtCompileTime == m1.diagonal(N2).size());  in diagonal()
44     m2.template diagonal<N1>() = 2 * m1.template diagonal<N1>();  in diagonal()
45     VERIFY_IS_APPROX(m2.template diagonal<N1>(), static_cast<Scalar>(2) * m1.diagonal(N1));  in diagonal()
46     m2.template diagonal<N1>()[0] *= 3;  in diagonal()
47 …VERIFY_IS_APPROX(m2.template diagonal<N1>()[0], static_cast<Scalar>(6) * m1.template diagonal<N1>(…  in diagonal()
50     m2.template diagonal<N2>() = 2 * m1.template diagonal<N2>();  in diagonal()
51     m2.template diagonal<N2>()[0] *= 3;  in diagonal()
52 …VERIFY_IS_APPROX(m2.template diagonal<N2>()[0], static_cast<Scalar>(6) * m1.template diagonal<N2>(…  in diagonal()
54     m2.diagonal(N1) = 2 * m1.diagonal(N1);  in diagonal()
55     VERIFY_IS_APPROX(m2.template diagonal<N1>(), static_cast<Scalar>(2) * m1.diagonal(N1));  in diagonal()
56     m2.diagonal(N1)[0] *= 3;  in diagonal()
57     VERIFY_IS_APPROX(m2.diagonal(N1)[0], static_cast<Scalar>(6) * m1.diagonal(N1)[0]);  in diagonal()
59     m2.diagonal(N2) = 2 * m1.diagonal(N2);  in diagonal()
60     VERIFY_IS_APPROX(m2.template diagonal<N2>(), static_cast<Scalar>(2) * m1.diagonal(N2));  in diagonal()
61     m2.diagonal(N2)[0] *= 3;  in diagonal()
62     VERIFY_IS_APPROX(m2.diagonal(N2)[0], static_cast<Scalar>(6) * m1.diagonal(N2)[0]);  in diagonal()
64     m2.diagonal(N2).x() = s1;  in diagonal()
65     VERIFY_IS_APPROX(m2.diagonal(N2).x(), s1);  in diagonal()
66     m2.diagonal(N2).coeffRef(0) = Scalar(2)*s1;  in diagonal()
67     VERIFY_IS_APPROX(m2.diagonal(N2).coeff(0), Scalar(2)*s1);  in diagonal()
79     VERIFY_RAISES_ASSERT( m1 += m1.diagonal() );  in diagonal_assert()
80     VERIFY_RAISES_ASSERT( m1 -= m1.diagonal() );  in diagonal_assert()
81     VERIFY_RAISES_ASSERT( m1.array() *= m1.diagonal().array() );  in diagonal_assert()
82     VERIFY_RAISES_ASSERT( m1.array() /= m1.diagonal().array() );  in diagonal_assert()
89     CALL_SUBTEST_1( diagonal(Matrix<float, 1, 1>()) );  in test_diagonal()
90     CALL_SUBTEST_1( diagonal(Matrix<float, 4, 9>()) );  in test_diagonal()
91     CALL_SUBTEST_1( diagonal(Matrix<float, 7, 3>()) );  in test_diagonal()
92     CALL_SUBTEST_2( diagonal(Matrix4d()) );  in test_diagonal()
93 …CALL_SUBTEST_2( diagonal(MatrixXcf(internal::random<int>(1,EIGEN_TEST_MAX_SIZE), internal::random<…  in test_diagonal()
94 …CALL_SUBTEST_2( diagonal(MatrixXi(internal::random<int>(1,EIGEN_TEST_MAX_SIZE), internal::random<i…  in test_diagonal()
95 …CALL_SUBTEST_2( diagonal(MatrixXcd(internal::random<int>(1,EIGEN_TEST_MAX_SIZE), internal::random<…  in test_diagonal()
96 …CALL_SUBTEST_1( diagonal(MatrixXf(internal::random<int>(1,EIGEN_TEST_MAX_SIZE), internal::random<i…  in test_diagonal()
97     CALL_SUBTEST_1( diagonal(Matrix<float,Dynamic,4>(3, 4)) );  in test_diagonal()