Eigen.cpp

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#include <iostream>
 
#include <map>     // for map
#include <string>  // for string
 
#include <Eigen/Dense>
 
#include "ElementsKernel/ProgramHeaders.h"  // for including all Program/related headers
#include "ElementsKernel/Unused.h"          // for ELEMENTS_UNUSED
 
using std::map;
using std::string;
 
namespace Elements {
namespace Examples {
 
class Eigen : public Program {
 
public:
  ExitCode mainMethod(ELEMENTS_UNUSED map<string, VariableValue>& args) override {
 
    using ::Eigen::MatrixXd;
 
    auto log = Logging::getLogger("EigenExample");
 
    MatrixXd m(2, 2);
    m(0, 0) = 3;
    m(1, 0) = 2.5;
    m(0, 1) = -1;
    m(1, 1) = m(1, 0) + m(0, 1);
    std::cout << m << std::endl;
 
    log.info() << "This is the end of the test";
 
    return ExitCode::OK;
  }
};
 
}  // namespace Examples
}  // namespace Elements
 
MAIN_FOR(Elements::Examples::Eigen)