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Move eigen to third party (#282)

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* remove useless statement

* Add eigen to third_party dir

* remove reducdant lines
This commit is contained in:
Jack Zhou
2022-09-26 19:24:02 +08:00
committed by GitHub
parent 36eb6fbba6
commit 355382ad63
1781 changed files with 420576 additions and 71 deletions
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18
third_party/eigen/doc/examples/TemplateKeyword_simple.cpp vendored Normal file
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@@ -0,0 +1,18 @@
#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;
}