Class CUserCallbacks

interfaces/C/Uno_C_API.cpp:347–382

};

class CUserCallbacks: public UserCallbacks {
public:
   CUserCallbacks(uno_notify_acceptable_iterate_callback notify_acceptable_iterate_callback,
      uno_termination_callback termination_callback, void* user_data): UserCallbacks(),
         notify_acceptable_iterate_callback(notify_acceptable_iterate_callback),
         termination_callback(termination_callback),
         user_data(user_data) { };

   void notify_acceptable_iterate(const Vector<double>& primals, const Multipliers& multipliers, double objective_multiplier,
         double primal_feasibility_residual, double stationarity_residual, double complementarity_residual) override {
      if (this->notify_acceptable_iterate_callback != nullptr) {
         this->notify_acceptable_iterate_callback(static_cast<uno_int>(primals.size()),
            static_cast<uno_int>(multipliers.constraints.size()), primals.data(), multipliers.lower_bounds.data(),
            multipliers.upper_bounds.data(), multipliers.constraints.data(), objective_multiplier, primal_feasibility_residual,
            stationarity_residual, complementarity_residual, this->user_data);
      }
   }

   bool termination(const Vector<double>& primals, const Multipliers& multipliers, double objective_multiplier,
         double primal_feasibility_residual, double stationarity_residual, double complementarity_residual) override {
      if (this->termination_callback) {
         return this->termination_callback(static_cast<uno_int>(primals.size()),
            static_cast<uno_int>(multipliers.constraints.size()), primals.data(), multipliers.lower_bounds.data(),
            multipliers.upper_bounds.data(), multipliers.constraints.data(), objective_multiplier, primal_feasibility_residual,
            stationarity_residual, complementarity_residual, this->user_data) == 0;
      }
      else {
         return false; // no user termination
      }
   }

private:
   uno_notify_acceptable_iterate_callback notify_acceptable_iterate_callback;
   uno_termination_callback termination_callback;
   void* user_data;
};

// std::streambuf wrapper around uno_logger_stream_callback
class CStreamBuffer : public std::streambuf {