diff options
author | Gael Guennebaud <g.gael@free.fr> | 2017-02-11 15:31:28 +0100 |
---|---|---|
committer | Gael Guennebaud <g.gael@free.fr> | 2017-02-11 15:31:28 +0100 |
commit | 83d6a529c3a917763b35aafe8cd5b3b7478fcee6 (patch) | |
tree | 931640b3d66c2cae526995c438eb64000dbae52f /doc/examples/class_Reshaped.cpp | |
parent | 24409f3acdd987f2734cb3b67d5a78e1d70fd362 (diff) |
Use Eigen::fix<N> to pass compile-time sizes.
Diffstat (limited to 'doc/examples/class_Reshaped.cpp')
-rw-r--r-- | doc/examples/class_Reshaped.cpp | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/doc/examples/class_Reshaped.cpp b/doc/examples/class_Reshaped.cpp new file mode 100644 index 000000000..18fb45454 --- /dev/null +++ b/doc/examples/class_Reshaped.cpp @@ -0,0 +1,23 @@ +#include <Eigen/Core> +#include <iostream> +using namespace std; +using namespace Eigen; + +template<typename Derived> +const Reshaped<const Derived> +reshape_helper(const MatrixBase<Derived>& m, int rows, int cols) +{ + return Reshaped<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; + Ref<const MatrixXd> n = reshape_helper(m, 2, 6); + cout << "Matrix m is:" << endl << m << endl; + cout << "Matrix n is:" << endl << n << endl; +} |