// function REFLEX-VACUUM-AGENT([location, status]) returns an
// action
public IAction Execute(IPercept percept)
{
VacuumEnvPercept vep = (VacuumEnvPercept)percept;
// if status = Dirty then return Suck
if (VacuumEnvironment.LocationState.Dirty == vep
.GetLocationState())
{
return(VacuumEnvironment.ActionSuck);
// else if location = A then return Right
}
else if (VacuumEnvironment.LocationA == vep
.GetAgentLocation())
{
return(VacuumEnvironment.ActionMoveRight);
}
else if (VacuumEnvironment.LocationB == vep
.GetAgentLocation())
{
// else if location = B then return Left
return(VacuumEnvironment.ActionMoveLeft);
}
// Note: This should not be returned if the
// environment is correct
return(NoOpAction.NoOp);
}
protected override DynamicState UpdateState(DynamicState envState,
IAction anAction, IPercept percept, IModel model)
{
VacuumEnvPercept vep = (VacuumEnvPercept)percept;
envState.SetAttribute(AttributeCurrentLocation, vep
.GetAgentLocation());
envState.SetAttribute(AttributeCurrentState, vep
.GetLocationState());
// Keep track of the state of the different locations
if (VacuumEnvironment.LocationA == vep.GetAgentLocation())
{
envState.SetAttribute(AttributeStateLocationA, vep
.GetLocationState());
}
else
{
envState.SetAttribute(AttributeStateLocationB, vep
.GetLocationState());
}
return(envState);
}