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20 lines
561 B
C++
20 lines
561 B
C++
#include <Eigen/Core>
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#include <iostream>
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using namespace Eigen;
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using namespace std;
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// define a custom template unary functor
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template<typename Scalar>
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struct CwiseClampOp {
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CwiseClampOp(const Scalar& inf, const Scalar& sup) : m_inf(inf), m_sup(sup) {}
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const Scalar operator()(const Scalar& x) const { return x<m_inf ? m_inf : (x>m_sup ? m_sup : x); }
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Scalar m_inf, m_sup;
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};
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int main(int, char**)
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{
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Matrix4d m1 = Matrix4d::Random();
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cout << m1 << endl << "becomes: " << endl << m1.unaryExpr(CwiseClampOp<double>(-0.5,0.5)) << endl;
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return 0;
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}
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