eigen/doc/snippets/MatrixBase_block.cpp
Benoit Jacob d1d55e67e9 - make MatrixBase and all expressions aware of their preferred traversal order.
Honor this preference in operator=.
- add several methods to the API
- rework API for diagonal matrices
- add benchmarking code
2008-01-05 10:57:14 +00:00

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C++

Matrix4d m = Vector4d(1,2,3,4).asDiagonal();
cout << "Here is the matrix m:" << endl << m << endl;
cout << "Here is m.block<2, 2>(2, 2):" << endl << m.block<2, 2>(2, 2) << endl;
m.block<2, 2>(2, 0) = m.block<2, 2>(2, 2);
cout << "Now the matrix m is:" << endl << m << endl;