libeigen/eigen!2509 Closes #2868 Co-authored-by: Rasmus Munk Larsen <rmlarsen@gmail.com>
17 lines
431 B
C++
17 lines
431 B
C++
// SPDX-FileCopyrightText: The Eigen Authors
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// SPDX-License-Identifier: MPL-2.0
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#include <Eigen/Dense>
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#include <iostream>
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using namespace std;
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int main() {
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Eigen::ArrayXf v(6);
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v << 1, 2, 3, 4, 5, 6;
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cout << "v.head(3) =" << endl << v.head(3) << endl << endl;
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cout << "v.tail<3>() = " << endl << v.tail<3>() << endl << endl;
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v.segment(1, 4) *= 2;
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cout << "after 'v.segment(1,4) *= 2', v =" << endl << v << endl;
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}
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