sched.h

一个模拟沃尔玛柜台结账的排队论仿真

#ifndef SCHED_H
#define SCHED_H
#include "gen.h"
#include "sev.h"
#include "event.h"
#include "link.h"
#include "stcs.h"
#include "para.h"

class Sched
{
public:
	Sched();
	
	void ProcNxt();
	void Start();

	Gen*  gen;
	Sev*  sev[MAX_SEV];
	Stcs* sts[MAX_SEV];

	list<Mess> sch;
//protected:
	Mess* ms;

};

Sched::Sched()
{
	gen=new Gen((double)LAMBDA);
	gen->sch=&sch;
	gen->sts=sts;
	for(int i=0;i<MAX_SEV;i++)
	{
		if(i<MAX_SEV-EXP_SEV)
			sev[i]=new Sev((double)MU,i);		//create server
		else
			sev[i]=new Sev((double)EX_MU,i);

		sev[i]->sch=&sch;					//connect		
		
		gen->que[i]=new list<Event>();		//queue
		
		sts[i]=new Stcs(gen->que[i],sev[i]);
		sev[i]->que=gen->que[i];
		

	}
}

void Sched::ProcNxt()
{
	ms=sch.getHead();
	
	int type=ms->getType();
	double tim=ms->getTim();

	if(type==GEN)
	{
		int seq=gen->genEvt();
		sts[seq]->calStcs(GEN,tim);			//cal statistics
	}
	if(type>=0)
	{
		sev[type]->sevEvt();
		sts[type]->calStcs(type,tim);		//cal statistics
	}
}

void Sched::Start()
{
}

#endif