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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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13
third_party/eigen/doc/snippets/Tutorial_SlicingCol.cpp vendored Normal file
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MatrixXf M1 = MatrixXf::Random(3, 8);
cout << "Column major input:" << endl << M1 << "\n";
Map<MatrixXf, 0, OuterStride<> > M2(M1.data(), M1.rows(), (M1.cols() + 2) / 3,
OuterStride<>(M1.outerStride() * 3));
cout << "1 column over 3:" << endl << M2 << "\n";
typedef Matrix<float, Dynamic, Dynamic, RowMajor> RowMajorMatrixXf;
RowMajorMatrixXf M3(M1);
cout << "Row major input:" << endl << M3 << "\n";
Map<RowMajorMatrixXf, 0, Stride<Dynamic, 3> > M4(
M3.data(), M3.rows(), (M3.cols() + 2) / 3,
Stride<Dynamic, 3>(M3.outerStride(), 3));
cout << "1 column over 3:" << endl << M4 << "\n";