diff options
author | yoco <peter.xiau@gmail.com> | 2014-01-18 04:43:29 +0800 |
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committer | yoco <peter.xiau@gmail.com> | 2014-01-18 04:43:29 +0800 |
commit | 1e1d0c15b5b9bf5ca43e3020aec7aa596e3a167c (patch) | |
tree | efd144b061250257bf1635e515a3831635a85b1d /doc/examples | |
parent | fe2ad0647afbe920dae6de60b814d84d76c5f65d (diff) |
add example code for Reshape class
Diffstat (limited to 'doc/examples')
-rw-r--r-- | doc/examples/class_FixedReshape.cpp | 22 | ||||
-rw-r--r-- | doc/examples/class_Reshape.cpp | 23 |
2 files changed, 45 insertions, 0 deletions
diff --git a/doc/examples/class_FixedReshape.cpp b/doc/examples/class_FixedReshape.cpp new file mode 100644 index 000000000..40156a123 --- /dev/null +++ b/doc/examples/class_FixedReshape.cpp @@ -0,0 +1,22 @@ +#include <Eigen/Core> +#include <iostream> +using namespace Eigen; +using namespace std; + +template<typename Derived> +Eigen::Reshape<Derived, 4, 2> +reshape_helper(MatrixBase<Derived>& m) +{ + return Eigen::Reshape<Derived, 4, 2>(m.derived()); +} + +int main(int, char**) +{ + MatrixXd m(2, 4); + m << 1, 2, 3, 4, + 5, 6, 7, 8; + MatrixXd n = reshape_helper(m); + cout << "matrix m is:" << endl << m << endl; + cout << "matrix n is:" << endl << n << endl; + return 0; +} diff --git a/doc/examples/class_Reshape.cpp b/doc/examples/class_Reshape.cpp new file mode 100644 index 000000000..b9abdc2d5 --- /dev/null +++ b/doc/examples/class_Reshape.cpp @@ -0,0 +1,23 @@ +#include <Eigen/Core> +#include <iostream> +using namespace std; +using namespace Eigen; + +template<typename Derived> +const Reshape<const Derived> +reshape_helper(const MatrixBase<Derived>& m, int rows, int cols) +{ + return Reshape<const Derived>(m.derived(), rows, cols); +} + +int main(int, char**) +{ + MatrixXd m(3, 4); + m << 1, 4, 7, 10, + 2, 5, 8, 11, + 3, 6, 9, 12; + cout << m << endl; + auto n = reshape_helper(m, 2, 6); + cout << "Matrix m is:" << endl << m << endl; + cout << "Matrix n is:" << endl << n << endl; +} |