#ifndef GAME_SYSTEM_H
#define GAME_SYSTEM_H

#include "tier1/interface.h"

abstract_class IGameSystem
{
public:
	virtual void Init() = 0;
	virtual void Tick( float fDelta ) = 0;
	virtual void Frame( float fDelta ) = 0;
	virtual void Shutdown() = 0;
};

#endif