Class FortranMatrix

tests/test_buffers.cpp:171–186

A matrix that uses Fortran storage order.

    // A matrix that uses Fortran storage order.
    class FortranMatrix : public Matrix {
    public:
        FortranMatrix(py::ssize_t rows, py::ssize_t cols) : Matrix(cols, rows) {
            print_created(this,
                          std::to_string(rows) + "x" + std::to_string(cols) + " Fortran matrix");
        }

        float operator()(py::ssize_t i, py::ssize_t j) const { return Matrix::operator()(j, i); }

        float &operator()(py::ssize_t i, py::ssize_t j) { return Matrix::operator()(j, i); }

        using Matrix::data;

        py::ssize_t rows() const { return Matrix::cols(); }
        py::ssize_t cols() const { return Matrix::rows(); }
    };
    py::class_<FortranMatrix, Matrix>(m, "FortranMatrix", py::buffer_protocol())
        .def(py::init<py::ssize_t, py::ssize_t>())