From 44861dcbfeee041223c4aac1ee075e92fa4daa01 Mon Sep 17 00:00:00 2001 From: Stanislaw Halik Date: Sun, 18 Sep 2016 12:42:15 +0200 Subject: update --- eigen/doc/snippets/Vectorwise_reverse.cpp | 10 ++++++++++ 1 file changed, 10 insertions(+) create mode 100644 eigen/doc/snippets/Vectorwise_reverse.cpp (limited to 'eigen/doc/snippets/Vectorwise_reverse.cpp') diff --git a/eigen/doc/snippets/Vectorwise_reverse.cpp b/eigen/doc/snippets/Vectorwise_reverse.cpp new file mode 100644 index 0000000..2f6a350 --- /dev/null +++ b/eigen/doc/snippets/Vectorwise_reverse.cpp @@ -0,0 +1,10 @@ +MatrixXi m = MatrixXi::Random(3,4); +cout << "Here is the matrix m:" << endl << m << endl; +cout << "Here is the rowwise reverse of m:" << endl << m.rowwise().reverse() << endl; +cout << "Here is the colwise reverse of m:" << endl << m.colwise().reverse() << endl; + +cout << "Here is the coefficient (1,0) in the rowise reverse of m:" << endl +<< m.rowwise().reverse()(1,0) << endl; +cout << "Let us overwrite this coefficient with the value 4." << endl; +//m.colwise().reverse()(1,0) = 4; +cout << "Now the matrix m is:" << endl << m << endl; -- cgit v1.2.3