Function boost_matrix_conversions

examples_boost/extensibility.cpp:208–235

}

void boost_matrix_conversions()
{
    matrix<double> A(2, 2);
    A(0, 0) = 1.1;
    A(0, 1) = 2.1;
    A(1, 0) = 3.1;
    A(1, 1) = 4.1;

    json a = A;

    assert(a.is<matrix<double>>());
    assert(!a.is<matrix<int>>());

    assert(a[0][0].as<double>()==A(0,0));
    assert(a[0][1].as<double>()==A(0,1));
    assert(a[1][0].as<double>()==A(1,0));
    assert(a[1][1].as<double>()==A(1,1));

    matrix<double> B = a.as<matrix<double>>();

    assert(B.size1() ==a.size());
    assert(B.size2() ==a[0].size());

    assert(a[0][0].as<double>()==B(0,0));
    assert(a[0][1].as<double>()==B(0,1));
    assert(a[1][0].as<double>()==B(1,0));
    assert(a[1][1].as<double>()==B(1,1));
}


void boost_multiprecison_conversions()