#include <Eigen/Dense> | |
#include <iostream> | |
using namespace std; | |
int main() | |
{ | |
Eigen::MatrixXf m(4,4); | |
m << 1, 2, 3, 4, | |
5, 6, 7, 8, | |
9,10,11,12, | |
13,14,15,16; | |
cout << "Block in the middle" << endl; | |
cout << m.block<2,2>(1,1) << endl << endl; | |
for (int i = 1; i <= 3; ++i) | |
{ | |
cout << "Block of size " << i << "x" << i << endl; | |
cout << m.block(0,0,i,i) << endl << endl; | |
} | |
} |