Files
FastDeploy/third_party/eigen/doc/examples/TemplateKeyword_simple.cpp
Jack Zhou 355382ad63 Move eigen to third party (#282)
* remove useless statement

* Add eigen to third_party dir

* remove reducdant lines
2022-09-26 19:24:02 +08:00

19 lines
510 B
C++

#include <Eigen/Dense>
#include <iostream>
using namespace Eigen;
void copyUpperTriangularPart(MatrixXf& dst, const MatrixXf& src) {
dst.triangularView<Upper>() = src.triangularView<Upper>();
}
int main() {
MatrixXf m1 = MatrixXf::Ones(4, 4);
MatrixXf m2 = MatrixXf::Random(4, 4);
std::cout << "m2 before copy:" << std::endl;
std::cout << m2 << std::endl << std::endl;
copyUpperTriangularPart(m2, m1);
std::cout << "m2 after copy:" << std::endl;
std::cout << m2 << std::endl << std::endl;
}