/// <summary>
/// Updates the shadow's size and position at every frame
/// </summary>
protected virtual void Update()
{
// vertical raycast below the agent
_hit = CorgiTools.CorgiRayCast(transform.position, Vector2.down, _rayLength, GroundMask, true, Color.red);
if (_hit)
{
_shadow.GetComponent <Renderer>().enabled = true;
// updates the shadow's position according to the hit
_shadow.transform.position = new Vector2(_hit.point.x, _hit.point.y);
_shadow.transform.position += ShadowOffset;
// handles horizontal offset based on the ground/object distance.
float distance = _shadow.transform.position.y - transform.position.y + GetComponent <Renderer>().bounds.size.y / 2;
_shadowOffsetBasedOnHeight = (ShadowMaxHorizontalDistance / (Mathf.Abs(MaximumVerticalDistance / distance))) * Vector3.right;
_shadow.transform.position += _shadowOffsetBasedOnHeight;
// prevents the shadow from rotating
_shadow.transform.rotation = Quaternion.identity;
// updates the size of the shadow based on the distance between the agent and the ground
_shadow.transform.localScale = _initialScale / (_initialScale.x + Mathf.Abs(distance / 2));
}
else
{
// if the raycast didn't hit anything (the object is not above solid ground), we just hide the shadow
_shadow.GetComponent <Renderer>().enabled = false;
}
}
/// <summary>
/// Triggered when the shark collides with the player
/// </summary>
/// <param name="collidingObject">the object that collides with our shark.</param>
protected virtual void OnTriggerEnter2D(Collider2D collidingObject)
{
// we verify that the colliding object is a PlayableCharacter with the Player tag. If not, we do nothing.
PlayableCharacter player = collidingObject.GetComponent <PlayableCharacter>();
if (player == null)
{
return;
}
if (collidingObject.tag != "Player")
{
return;
}
// we shake the camera - uncomment these two lines if you want to add a shake effect when the shark collides with your player. I thought it was a bit too much.
//Vector3 ShakeParameters = new Vector3(1.5f, 0.5f, 1f);
//_camera.Shake(ShakeParameters);
// we instantiate an explosion at the point of impact.
GameObject explosion = (GameObject)Instantiate(Explosion);
explosion.transform.position = new Vector3(transform.GetComponent <Renderer>().bounds.min.x, transform.GetComponent <Renderer>().bounds.center.y, 0);
CorgiTools.UpdateAnimatorBool(explosion.GetComponent <Animator>(), "Explode", true);
// we turn the object inactive so it can be instantiated again
gameObject.SetActive(false);
}
/// <summary>
/// On fixed update
/// </summary>
protected override void FixedUpdate()
{
// we send our various states to the animator.
UpdateAnimator();
// if jumping is true, we've just passed this info to the animator and reset it.
if (_jumping)
{
_jumping = false;
}
// if the dragon becomes grounded, we instantiate an explosion and kill it
if (IsGrounded)
{
// we shake the camera
//Vector3 ShakeParameters = new Vector3(0.3f, 0.2f, 0.3f);
//_camera.Shake(ShakeParameters);
GameObject explosion = (GameObject)Instantiate(Explosion);
explosion.transform.position = transform.GetComponent <Renderer>().bounds.center + 1 * Vector3.down;
CorgiTools.UpdateAnimatorBool(explosion.GetComponent <Animator>(), "Grounded", _grounded);
LevelManager.Instance.KillCharacter(this);
}
// if we're supposed to reset the player's position, we lerp its position to its initial position
ResetPosition();
}
/// <summary>
/// Updates all mecanim animators.
/// </summary>
protected override void UpdateAllMecanimAnimators()
{
CorgiTools.UpdateAnimatorBool(_animator, "Grounded", IsGrounded);
CorgiTools.UpdateAnimatorFloat(_animator, "VerticalSpeed", _rigidbodyInterface.Velocity.y);
CorgiTools.UpdateAnimatorBool(_animator, "Jumping", _jumping);
CorgiTools.UpdateAnimatorBool(_flameAnimator, "Jumping", _jumping);
}
/// <summary>
/// Creates the initial shadow
/// </summary>
protected virtual void Initialize()
{
// we throw a raycast below the character and position the shadow accordingly
_hit = CorgiTools.CorgiRayCast(transform.position, Vector2.down, _rayLength, GroundMask, true, Color.red);
_shadow = (GameObject)Instantiate(ShadowPrefab, _hit.point, Quaternion.identity);
_shadow.transform.parent = this.transform;
_initialScale = _shadow.transform.localScale;
}
protected virtual void Disappear()
{
Color newColor = new Color(0, 0, 0, 0);
StartCoroutine(CorgiTools.FadeImage(InstructionsPanel, FadeDuration, newColor));
StartCoroutine(CorgiTools.FadeText(InstructionsText, FadeDuration, newColor));
Invoke("DestroyInstructions", FadeDuration);
}
// this method initializes all essential elements
protected virtual void Initialize()
{
_rigidbodyInterface = GetComponent <RigidbodyInterface> ();
_animator = GetComponent <Animator>();
if (_rigidbodyInterface == null)
{
CorgiTools.DebugLogTime("You need a rigidbody interface");
return;
}
}
/// <summary>
/// Fades the fader in or out depending on the state
/// </summary>
/// <param name="state">If set to <c>true</c> fades the fader in, otherwise out if <c>false</c>.</param>
public virtual void FaderOn(bool state, float duration)
{
Fader.gameObject.SetActive(true);
if (state)
{
StartCoroutine(CorgiTools.FadeImage(Fader, duration, new Color(0, 0, 0, 1f)));
}
else
{
StartCoroutine(CorgiTools.FadeImage(Fader, duration, new Color(0, 0, 0, 0f)));
}
}
// On enable, we cast rays above and below the object to check for obstacles
protected virtual void OnEnable()
{
RaycastHit2D raycastUpwards = CorgiTools.CorgiRayCast(transform.position, Vector2.up, RaycastLength, 1 << LayerMask.NameToLayer("Ground"), true, Color.gray);
RaycastHit2D raycastDownwards = CorgiTools.CorgiRayCast(transform.position, Vector2.up, RaycastLength, 1 << LayerMask.NameToLayer("Ground"), true, Color.gray);
// if we see an obstacle, we reposition the object
if (raycastUpwards)
{
Reposition(raycastUpwards.collider.transform.position);
}
if (raycastDownwards)
{
Reposition(raycastDownwards.collider.transform.position);
}
}
/// <summary>
/// Updates all mecanim animators.
/// </summary>
protected virtual void UpdateAllMecanimAnimators()
{
CorgiTools.UpdateAnimatorBool(_animator, "Grounded", IsGrounded);
CorgiTools.UpdateAnimatorFloat(_animator, "VerticalSpeed", _rigidbodyInterface.Velocity.y);
}
/// <summary>
/// On start, we make our dragon flicker
/// </summary>
protected virtual void Start()
{
Color flickerColor = new Color(1, 1, 1, 0.5f);
StartCoroutine(CorgiTools.Flicker(GameManager.Instance.CurrentPlayableCharacters[0].GetComponent <Renderer>(), flickerColor, 0.1f, 3f));
}
