#ifndef _HPP_VNORMALIZE
#define _HPP_VNORMALIZE

#include "normalize.hpp"
#include "vconnection.hpp"
#include "layer.hpp"

#include "typedefs.hpp"

/*! \brief VecNormalize
 *
 *  is friend class of VecConnection
 *  normalizes synaptic weights of a VecConnection
 */
class VecNormalize: public AbstractNormalize
{
protected:
     layer* Target;
     TVecConnectionList ConList;  ///< Vector der zu normalisierenden Connections
     int NTarget;
     int NSource;
public:
     VecNormalize();
     virtual int AddConnection(VecConnection* newcon);
     virtual int proceede(int =0) =0;
     virtual int prepare(int =0) =0;          
     virtual int WriteSimInfo(fstream &fw);
     virtual int WriteSimInfo(fstream &fw, const string &ChildInfo);
     virtual void SetRewiring(float SynDelThreshold, float IncommingConnectivity, float InitialWeights);
     int Rewire();
};

/*! \brief VecFiringRateNormalize2
 *
 */
class VecFiringRateNormalize2: public VecNormalize
{
protected:
     int* PostSynLastFirings;
     float Tau;
     float* NormLut;
     int NormLutN;
     float MaxNormFactor;
     float NormDeltaT;
     float NormFactor;
     float NormFrequency;
public:
     VecFiringRateNormalize2(float NormFrequency=1, float NormFactor=0.001, float MaxNormFactor=10);
     virtual int AddConnection(VecConnection* newcon);
     virtual int proceede(int =0);
     virtual int prepare(int =0);          
     virtual int WriteSimInfo(fstream &fw);
};


/*! \brief VecConstSumNormalize
 *
 */
class VecConstSumNormalize: public VecNormalize
{
protected:
     float* PostSynWeightSum;
     float WeightSum;
     int* PostSynLastFirings;
     bool quadratic;
public:
     VecConstSumNormalize(float _WeightSum=1, bool _quadratic=false);
     virtual int proceede(int =0);
     int NormalizeAll();     
     void CalcInitWeightSum();  //calculate weight sum from initial weight distribution
     float GetWeightSum();
     int SetWeightSum(float NewWeightSum);
     virtual int WriteSimInfo(fstream &fw);
     virtual int prepare(int =0);          
};


#endif /*_HPP_VNORMALIZE */