public void Update(float deltaTime)
{
// Null check the current state of the FSM
if (m_CurrentState == null)
{
return;
}
// Check the conditions for each transition of the current state
foreach (Transition t in m_CurrentState.TransitionList)
{
// If the condition has evaluated to true
// then transition to the next state
if (t.Condition())
{
m_CurrentState.Exit(owner);
m_CurrentState = t.NextState;
m_CurrentState.Enter(owner);
break;
}
}
// Execute the current state
m_CurrentState.Execute(owner, deltaTime);
}
// Puts state machine in the given state
public void Initialise(string stateName)
{
m_CurrentState = stateList.Find(state => state.Name.Equals(stateName));
if (m_CurrentState != null)
{
m_CurrentState.Enter(owner);
}
}
// Adds new state to list of states
public void AddState(NPCState state)
{
stateList.Add(state);
}
//
public NPCStateMachine(Enemy owner)
{
this.owner = owner;
stateList = new List <NPCState>();
m_CurrentState = null;
}
public Transition(NPCState nextState, Func <bool> condition)
{
NextState = nextState;
Condition = condition;
}