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Diffstat (limited to 'doc/snippets/Tutorial_SlicingCol.cpp')
| -rw-r--r-- | doc/snippets/Tutorial_SlicingCol.cpp | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/doc/snippets/Tutorial_SlicingCol.cpp b/doc/snippets/Tutorial_SlicingCol.cpp new file mode 100644 index 000000000..f667ff689 --- /dev/null +++ b/doc/snippets/Tutorial_SlicingCol.cpp @@ -0,0 +1,11 @@ +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";
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