#pragma once

#include "./ActivationFunction.h"

namespace NeuralNetwork {
namespace ActivationFunction {

	class Linear: public ActivationFunction {
		public:
			Linear(const float &lambdaP=1.0): lambda(lambdaP) {}

			inline virtual float derivatedOutput(const float &,const float &) const override { return lambda;  }

			inline virtual float operator()(const float &x) const override { return x*lambda; };

			virtual ActivationFunction* clone() const override {
				return new Linear(lambda);
			}

			virtual std::string stringify() const override {
				return "{ \"class\": \"NeuralNetwork::ActivationFunction::Linear\", \"lamba\" : "+std::to_string(lambda)+"}";
			}

		protected:
			float lambda;
	};
}
}