public TennisRoundRules()
{
_fsm = new FiniteStateMachine();
_hitLimit = 1;
_bounceLimit = 1;
_hitCount = 0;
_bounceCount = 0;
State to1 = new State("To1");
State to2 = new State("To2");
State win1 = new State("Win1");
State win2 = new State("Win2");
ConditionalState bounce1 = new ConditionalState("Bounce1", IsBounceLegal);
ConditionalState hit1 = new ConditionalState("Hit1", IsHitLegal);
ConditionalState bounce2 = new ConditionalState("Bounce2", IsBounceLegal);
ConditionalState hit2 = new ConditionalState("Hit2", IsHitLegal);
ConditionalState outside1 = new ConditionalState("Outside1", HasBounced);
ConditionalState outside2 = new ConditionalState("Outside2", HasBounced);
win1.OnEnter += Winner;
win2.OnEnter += Winner;
to1.AddEdge("Bounce2", win1);
to1.AddEdge("Outside", outside1);
to1.AddEdge("Hit2", hit2);
to1.AddEdge("Bounce1", bounce1);
to1.AddEdge("Hit1", to2);
bounce1.AddEdge("true", to1);
bounce1.AddEdge("false", win2);
hit1.AddEdge("true", to2);
hit1.AddEdge("false", win2);
outside1.AddEdge("true", win2);
outside1.AddEdge("false", win1);
to2.AddEdge("Bounce1", win2);
to2.AddEdge("Outside", outside2);
to2.AddEdge("Hit1", hit1);
to2.AddEdge("Bounce2", bounce2);
to2.AddEdge("Hit2", to1);
bounce2.AddEdge("true", to2);
bounce2.AddEdge("false", win1);
hit2.AddEdge("true", to1);
hit2.AddEdge("false", win1);
outside2.AddEdge("true", win1);
outside2.AddEdge("false", win2);
_fsm.Add(to1);
_fsm.Add(to2);
_fsm.Add(win1);
_fsm.Add(win2);
_fsm.Add(bounce1);
_fsm.Add(hit1);
_fsm.Add(bounce2);
_fsm.Add(hit2);
_fsm.Add(outside1);
_fsm.Add(outside2);
}
public bool TryPerformTransition(string edge)
{
if (Current == null)
return false;
State state = Current.Step(edge);
if (state == null)
return false;
Current = state;
// Debug.Log("Enter(" + edge + "): " + Current.Id);
Current.NotifyOnEnter();
return true;
}
public bool TrySetStateById(string id)
{
foreach(State s in _states)
{
if (s.Id == id)
{
Current = s;
//Debug.Log("Enter: " + Current.Id);
Current.NotifyOnEnter();
return true;
}
}
return false;
}
private bool IsHitLegal(State state)
{
return _hitCount <= _hitLimit;
}
private bool HasBounced(State state)
{
return _bounceCount != 0;
}
private bool IsBounceLegal(State state)
{
return _bounceCount <= _bounceLimit;
}
void Winner(State state)
{
PlayerId winner = PlayerId.Neutral;
if (state.Id == "Win1")
winner = PlayerId.Player1;
else if (state.Id == "Win2")
winner = PlayerId.Player2;
OnWinner(winner);
}
public static void Test1()
{
int value = 5;
State s1 = new State("s1");
State s2 = new State("s2");
State s3 = new State("s3");
State s4 = new State("s4");
State s5 = new ConditionalState("s5", (state) => value < 10);
s1.AddEdge("e1", s2);
s1.AddEdge("e2", s3);
s1.AddEdge("e3", s5);
s2.AddEdge("e5", s4);
s3.AddEdge("e3", s2);
s3.AddEdge("e4", s4);
s4.AddEdge("e1", s1);
s5.AddEdge("true", s2);
s5.AddEdge("false", s4);
verbose = true;
result = true;
if (verbose)
Debug.Log("Start test 1");
State cur = s1;
cur = cur.Step("e2");
print("s1 =e2=> s3", cur == s3);
cur = cur.Step("e3");
print("s3 =e3=> s2", cur == s2);
cur = cur.Step("e5");
print("s2 =e5=> s4", cur == s4);
cur = cur.Step("e1");
print("s4 =e1=> s1", cur == s1);
cur = cur.Step("e2");
print("s1 =e2=> s3", cur == s3);
cur = cur.Step("e4");
print("s3 =e4=> s4", cur == s4);
Debug.Log("Result test 1 : " + result);
result = true;
if (verbose)
Debug.Log("Start test 2");
value = 5;
cur = s1;
cur = cur.Step("e3");
print("s1 =e3/if(5<10)=> s2 ", cur == s2);
value = 15;
cur = s1;
cur = cur.Step("e3");
print("s1 =e3/if(15<10)=> s4", cur == s4);
Debug.Log("Result test 2 : " + result);
}
public void Add(State state)
{
_states.Add(state);
}
public FiniteStateMachine()
{
_states = new List<State>();
_current = null;
}
public void AddEdge(string edge, State state)
{
Edges.Add(edge, state);
}