constrained_evaluator.h

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#if !defined(VITA_CONSTRAINED_EVALUATOR_H)
#define      VITA_CONSTRAINED_EVALUATOR_H
 
#include "kernel/evaluator.h"
 
namespace vita
{
template<class T> using penalty_func_t = std::function<double (const T &)>;
 
template<class T, class E, class P>
class constrained_evaluator : public evaluator<T>
{
public:
  constrained_evaluator(E, P);
 
  fitness_t operator()(const T &) override;
  fitness_t fast(const T &) override;
 
  std::unique_ptr<basic_lambda_f> lambdify(const T &) const override;
 
private:
  // Base evaluator.
  E eva_;
 
  // Penalty function.
  P penalty_;
};
 
#include "kernel/constrained_evaluator.tcc"
}  // namespace vita
 
#endif  // include guard