public SystemsSetup InputSystems()
{
_systems
.Add(_pool.CreateSystem <PlayerRestartSystem>())
.Add(_pool.CreateSystem <ReturnToPreviousViewSystem>())
.Add(_pool.CreateSystem <RotateCameraInputSystem>())
.Add(_pool.CreateSystem <HeroInputSystem>())
.Add(_pool.CreateSystem <PerformInputQueueSystem>());
return(this);
}