/// <summary>
/// Called by the manager when the state machine hierarchy is initializing
/// </summary>
public override void Initialize(NavStateContext context, NavStateMachine stateMachine)
{
base.Initialize(context, stateMachine);
NavState[] states = NavStateUtils.GetChildren(this);
foreach (var state in states)
{
state.Initialize(m_context, this);
}
}
private void InternalNavigateTo(NavState destination)
{
// TODO: Handle where navigation is requested while a state is loading.
UnityEngine.Debug.Assert(m_navigationPlan.IsComplete, "Navigation was requested before navigation finished!");
m_navigationPlan.Reset();
m_navigationPlan.OriginState = CurrentState;
NavStateUtils.GetParents(destination, m_parentsScratch);
m_parentsScratch.Reverse();
NavStateMachine parentToEnterFrom = null;
// Determine the states to be entered
for (var index = 0; index < m_parentsScratch.Count; index++)
{
NavStateMachine parent = m_parentsScratch[index];
if (parentToEnterFrom == null && NavStateUtils.NeedsToBeEntered(parent))
{
parentToEnterFrom = parent;
}
if (parentToEnterFrom != null)
{
m_navigationPlan.AddStateToEnter(parent);
}
}
m_navigationPlan.AddStateToEnter(destination);
// Check if the destination is a state machine and repeatedly add the default state until we get to a leaf.
if (!AddDefaultStatesToEnter(destination))
{
return;
}
parentToEnterFrom = parentToEnterFrom == null ? destination.StateMachine : parentToEnterFrom.StateMachine;
// Determine the states that will be exited
EnqueueStatesToLeave(parentToEnterFrom);
m_navigationPlan.NavigationStarted();
// Begin the unloading process
StartUnloadingStatesToLeave();
UpdateCurrentState();
}