FrankeProblem.hpp

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#pragma once
 
#include "ProblemWithSolution.hpp"
 
#include <vector>
#include <Eigen/Dense>
 
namespace polyfem
{
    namespace problem
    {
        class FrankeProblem : public ProblemWithSolution
        {
        public:
            FrankeProblem(const std::string &name);
 
            VectorNd eval_fun(const VectorNd &pt, const double t) const override;
            AutodiffGradPt eval_fun(const AutodiffGradPt &pt, const double t) const override;
            AutodiffHessianPt eval_fun(const AutodiffHessianPt &pt, const double t) const override;
 
            bool is_scalar() const override { return true; }
        };
 
        class FrankeProblemOld : public ProblemWithSolution
        {
        public:
            FrankeProblemOld(const std::string &name);
 
            VectorNd eval_fun(const VectorNd &pt, const double t) const override;
            AutodiffGradPt eval_fun(const AutodiffGradPt &pt, const double t) const override;
            AutodiffHessianPt eval_fun(const AutodiffHessianPt &pt, const double t) const override;
 
            bool is_scalar() const override { return true; }
        };
    } // namespace problem
} // namespace polyfem