mpnetwork.cpp

来自「也是遗传算法的源代码」· C++ 代码 · 共 105 行

/***************************************************************************
                          mpnetwork.cpp  -  description
                             -------------------
    begin                : Thu Dec 13 2001
    copyright            : (C) 2001 by Rudiger Koch
    email                : [e-mail]
 ***************************************************************************/

/***************************************************************************
 *                                                                         *
 *   This program is free software; you can redistribute it and/or modify  *
 *   it under the terms of the GNU General Public License as published by  *
 *   the Free Software Foundation; either version 2 of the License, or     *
 *   (at your option) any later version.                                   *
 *                                                                         *
 ***************************************************************************/

#include <iostream>
#include "mpnetwork.h"
#include "node.h"
#include "neuron.h"
#include "instance.h"

MpNetwork::MpNetwork(Instance *inst){
    instance = inst;
    Neuron::SetMPMode(true);
}

MpNetwork::~MpNetwork(){
}


void MpNetwork::IncrementSimTime(){
    Node *node = Node::GetNodeRef();
    if(!node->NNthreadSleep(simTime)) {
        simTime += simStepSize;
        node->NNthreadWakeUp();
    }
}



bool MpNetwork::ConnectNeurons(Instance *postsynInst, AmIdInt presynNId, AmIdInt postsynNId, float weight, AmTimeInt delay){

    MpNetwork *postNet = postsynInst->GetNetwork();
    SMPSynapse* syn = new SMPSynapse((MpSpikeInput*)postNet->GetSpikeInput(), postNet->net[postsynNId], weight, delay);
    net[presynNId]->AddSMPSynapse(syn);

    if (delay > maxSpikeDelay) {
        maxSpikeDelay = delay;
        maxSpikeDelaySyn = syn;
    }
    return true;


/*    if(axonMap[presynInst] == NULL){ // FIXME: criterion for 'not found' is probably wrong
        axonMap[presynInst] = new hash_map <unsigned int, vector< Synapse * > *>;
    }
    hash_map <unsigned int, vector< Synapse* > *> *level1 = axonMap[presynInst];

    if((*level1)[presynNId] == NULL){
        (*level1)[presynNId] = new vector<Synapse *>;
    }
    vector< Synapse * > *dendrite = (*level1)[presynNId];

    Neuron *neuron = net[postsynNId];
    if(neuron == NULL){
        cerr << "Alert: Instance " << instance->GetId() << " Neuron " << postsynNId
             << " does not exist!" << endl;
        throw string("Postsynaptic neuron does not exist");
    }

    SMPSynapse *smpSynapse = new SMPSynapse((MpSpikeInput*)spikeInput , neuron, weight, 0);
FIXME:    synapse->first = neuron->NewVirtualPresynId();
FIXME:    synapse->second = neuron;
    dendrite->push_back(smpSynapse);
FIXME:    neuron->AddDendriteSyn(synapse->first, weight);*/
}


/*
void MpNetwork::AddAxonSyn(unsigned int presynNId, unsigned int postsynInstance){
    Neuron *neuron = (Neuron*)net[presynNId];
    if(neuron == NULL){
        cerr << "Alert: Instance " << instance->GetId() << " Neuron " << presynNId
             << " does not exist!" << endl;
        throw string("Presynaptic neuron does not exist");
    }
    neuron->AddRemoteAxonInstance(postsynInstance);
}

*/

Instance* MpNetwork::GetInstance(){
    return instance;
}



vector< Synapse *> *
MpNetwork::GetAxon(unsigned int instId, unsigned int nId){
    hash_map<unsigned int, vector< Synapse * > *> *l1 = axonMap[instId];
    return (*l1)[nId];
}