public void AddState( FSMState state )
{
if ( state == null )
{
Log.Write( "Attempted to add a null FSMState to a FiniteStateMachine." );
return;
}
states.Add( state );
}
public void Render( float moveFactor )
{
if ( states.Count == 0 )
return;
if ( currentState == null )
{
currentState = defaultState;
currentState.Enter();
}
if ( currentState == null )
return;
currentState.Render( moveFactor );
}
public void Update( float moveFactor )
{
if ( states.Count == 0 )
return;
if ( currentState == null )
{
currentState = defaultState;
currentState.Enter();
}
if ( currentState == null )
return;
int oldStateID = currentState.Type;
goalID = currentState.CheckTransitions( moveFactor );
if ( goalID != oldStateID )
{
if ( TransitionState( goalID ) )
{
currentState.Exit();
currentState = goalState;
currentState.Enter();
}
}
currentState.Update( moveFactor );
}
private bool TransitionState( int goalStateID )
{
foreach ( FSMState state in states )
{
if ( state.Type == goalStateID )
{
goalState = state;
return true;
}
}
if ( goalStateID == defaultState.Type )
goalState = defaultState;
return false;
}