void Update()
{
//flip the character's x-scale to face left or right
transform.localScale = new Vector3(facingRight ? startXScale : -startXScale, transform.localScale.y, transform.localScale.z);
//fetch this frame's input from the input component
//instructions.Clear();
//inputComponent.GetInput(ref instructions);
CharacterInstructions thisFrameInstructions = instructionsBuffer.Last.Value;
instructionsBuffer.RemoveLast();
thisFrameInstructions.Clear();
inputComponent.GetInput(ref thisFrameInstructions);
instructionsBuffer.AddFirst(thisFrameInstructions);
bool actionFound = false;
foreach(CharacterInstructions i in instructionsBuffer)
{
if (i.actedOn)
{
break;
}
else
{
if (i.actionInstructions != CharacterInstructions.ActionInstructions.none)
{
instructions = i;
actionFound = true;
break;
}
}
}
if (!actionFound)
{
instructions = instructionsBuffer.First.Value;
}
//send this frame's input to the current state object
//if this frame's input doesn't cause the character to change state, HandleInput returns null
ICharacterState nextState = currentState.HandleInput(instructions);
//if nextState is not null, we are switching states this frame. Call OnExit on the old state and OnEnter on the new state
if (nextState != null)
{
currentState.OnExit();
currentState = nextState;
currentState.OnEnter(this);
}
//now that we know for certain what state we're in this frame, call this state's Update function
currentState.Update();
if (Mathf.Abs(rigidbody.velocity.x) > 0.1f)
{
animator.SetBool(walkingHash, true);
}
else
{
animator.SetBool(walkingHash, false);
}
}
public virtual void ToState(Character character, ICharacterState state)
{
character.STATE.OnExit(character);
character.STATE = state;
state.OnEnter(character);
}
//*********************************
// VVVVV MONOBEHAVIOUR EVENTS VVVVV
//*********************************
void Start()
{
rigidbody = GetComponent<Rigidbody2D>();
animator = GetComponent<Animator>();
upAttackTrigger = Animator.StringToHash("UpAttack");
sideUpAttackTrigger = Animator.StringToHash("SideUpAttack");
sideAttackTrigger = Animator.StringToHash("SideAttack");
sideDownAttackTrigger = Animator.StringToHash("SideDownAttack");
downAttackTrigger = Animator.StringToHash("DownAttack");
airJumpTrigger = Animator.StringToHash("AirJump");
groundedHash = Animator.StringToHash("Grounded");
walkingHash = Animator.StringToHash("Walking");
stunnedHash = Animator.StringToHash("Stunned");
startXScale = transform.localScale.x;
attacks = new Dictionary<Direction, Attack>();
attacks.Add(Direction.Up, upAttack);
attacks.Add(Direction.RightUp, sideUpAttack);
attacks.Add(Direction.Right, sideAttack);
attacks.Add(Direction.RightDown, sideDownAttack);
attacks.Add(Direction.Down, downAttack);
attacks.Add(Direction.LeftDown, sideDownAttack);
attacks.Add(Direction.Left, sideAttack);
attacks.Add(Direction.LeftUp, sideUpAttack);
currentState = new Idle();
currentState.OnEnter(this);
inputComponent = GetComponent(typeof(IGetInput)) as IGetInput;
instructions = new CharacterInstructions();
instructionsBuffer = new LinkedList<CharacterInstructions>();
for(int i = 0; i < inputBufferLength; i++)
{
instructionsBuffer.AddFirst(new CharacterInstructions());
}
grounded = false;
stunned = false;
rigidbody.gravityScale = gravityScale;
}
