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zhangshun
2026-06-01 15:55:59 +08:00
commit 40f9bdb590
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Eigen3/doc/snippets/MatrixBase_block_int_int.cpp Normal file
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Matrix4i m = Matrix4i::Random();
cout << "Here is the matrix m:" << endl << m << endl;
cout << "Here is m.block<2,2>(1,1):" << endl << m.block<2,2>(1,1) << endl;
m.block<2,2>(1,1).setZero();
cout << "Now the matrix m is:" << endl << m << endl;