【发布时间】:2020-03-26 04:53:39
【问题描述】:
我是 OMNeT++ 的新手,我想创建一个简单的广播机制,在该机制中,起始节点发送一个 msg,并将其广播到以网状拓扑连接的所有节点。当 msg 到达目的地时,该 msg 将被删除,不再广播。连续两天,我都在按照它的官方文档进行处理。我的代码已成功模拟。但是当它到达目的地时它不会删除味精。我从 25 个节点(计算机)开始,其中源节点是 computer0,目标节点是 computer24。告诉我,我哪里错了。以下是我的源代码:
#include <stdio.h>
#include <string.h>
#include <omnetpp.h>
using namespace omnetpp;
class computer : public cSimpleModule
{
protected:
virtual void forwardMessage(cMessage *msg);
virtual void initialize() override;
virtual void handleMessage(cMessage *msg) override;
};
Define_Module(computer);
void computer::initialize()
{
if (getIndex() == 0) {
char msgname[20];
sprintf(msgname, "msg-%d", getIndex());
cMessage *msg = new cMessage(msgname);
scheduleAt(0.0, msg);
}
}
void computer::handleMessage(cMessage *msg)
{
if (getIndex() == 24) {
EV << "Message " << msg << " arrived.\n";
delete msg;
}
else {
forwardMessage(msg);
}
}
void computer::forwardMessage(cMessage *msg)
{
int n = gateSize("gate");
int k = intuniform(0, n-1);
EV << "Forwarding message " << msg << " on gate[" << k << "]\n";
send(msg, "gate$o", k);
}
【问题讨论】:
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