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17 lines
448 B
17 lines
448 B
#include <Eigen/Dense>
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#include <iostream>
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using namespace std;
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int main()
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{
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Eigen::Matrix4f m;
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m << 1, 2, 3, 4,
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5, 6, 7, 8,
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9, 10,11,12,
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13,14,15,16;
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cout << "m.leftCols(2) =" << endl << m.leftCols(2) << endl << endl;
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cout << "m.bottomRows<2>() =" << endl << m.bottomRows<2>() << endl << endl;
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m.topLeftCorner(1,3) = m.bottomRightCorner(3,1).transpose();
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cout << "After assignment, m = " << endl << m << endl;
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}
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