// Called when planning, to simulate the effects of the action to the world
public override StateList Simulate(StateList world)
{
StateList applied = world.Copy();
postconditions.SaveCache();
// check each property in the state, and change it from precondition to postcondition
foreach (State postcondition in postconditions.states)
{
applied.SetState(postcondition.Name, postcondition.Value);
}
return(applied);
}