public override void OnTriggerEnter2D(Collider2D other)
{
if (other.gameObject.GetComponent <Enemy.Enemy>() != null)
{
//If Collided with Enemy Unit
//Reduce Enemy HP (currently no function for that)
Enemy.Enemy enemy = other.gameObject.GetComponent <Enemy.Enemy>();
if (prevTarget && enemy != prevTarget)
{
enemy.Injure(Damage);
prevTarget = enemy;
}
else
{
prevTarget = enemy;
}
}
else if (other.gameObject.GetComponent <RPGPlayer>() != null)
{
// Collision handled by player
}
else if (other.gameObject.GetComponent <Projectile>() != null)
{
// Do not allow collisions with self
return;
}
else
{
Disable();
}
}
void UpdateTarget()
{
GameObject[] enemies = GameObject.FindGameObjectsWithTag(enemyTag);
float shortestDistance = Mathf.Infinity;
GameObject nearestEnemy = null;
foreach (GameObject enemy in enemies)
{
float distanceToEnemy = Vector3.Distance(transform.position, enemy.transform.position);
if (distanceToEnemy < shortestDistance)
{
shortestDistance = distanceToEnemy;
nearestEnemy = enemy;
}
}
if (nearestEnemy != null && shortestDistance <= range)
{
target = nearestEnemy.transform;
_targetEnemy = target.GetComponent <Enemy.Enemy>();
}
else
{
target = null;
}
}
public override void OnTriggerEnter2D(Collider2D other)
{
if (other.gameObject.GetComponent<Enemy.Enemy>() != null)
{
//If Collided with Enemy Unit
//Reduce Enemy HP (currently no function for that)
Enemy.Enemy enemy = other.gameObject.GetComponent<Enemy.Enemy>();
if (prevTarget && enemy != prevTarget)
{
enemy.Injure(Damage);
prevTarget = enemy;
}
else
{
prevTarget = enemy;
}
}
else if (other.gameObject.GetComponent<RPGPlayer>() != null)
{
// Collision handled by player
}
else if (other.gameObject.GetComponent<Projectile>() != null)
{
// Do not allow collisions with self
return;
}
else
{
Disable();
}
}
private void Damage(Transform enemy)
{
Enemy.Enemy e = enemy.GetComponent <Enemy.Enemy>();
if (e != null)
{
e.TakeDamage(damage);
}
}
public virtual void OnTriggerEnter2D(Collider2D collision)
{
if (collision.gameObject.GetComponent <Enemy.Enemy>() != null)
{
//If Collided with Enemy Unit
//Reduce Enemy HP (currently no function for that)
Enemy.Enemy enemy = collision.gameObject.GetComponent <Enemy.Enemy>();
enemy.Injure(Damage);
}
}
private void setCommonData(GameObject go)
{
Enemy.Enemy e = go.GetComponent <Enemy.Enemy>();
if (e)
{
e.Manager = this;
e.WaypointMap = WaypointMap;
e.PlayerList.Add(RefPlayer1.gameObject);
e.PlayerList.Add(RefPlayer2.gameObject);
e.transform.localScale = RefPlayer1.transform.localScale;
}
}
private Enemy.Enemy findNearestEnemy()
{
if (bounceCount >= MaxBounce)
{
return(null);
}
++bounceCount;
// TODO: Find new target
float nearestDist = 0.0f;
Enemy.Enemy nearestEnemy = null;
float range = DetectionRadius * RefTileMap.TileSize;
// Temp disable previous target collider so that raycast works
prevTarget.GetComponent <BoxCollider2D>().enabled = false;
foreach (GameObject go in RefEnemyManager.ActiveResourcesList)
{
Enemy.Enemy e = go.GetComponent <Enemy.Enemy>();
// Cannot assign to the current enemy you're on and have to be within range specified
if (go != prevTarget.gameObject /*(e.transform.position - transform.position).sqrMagnitude <= rangeSqr*/)
{
LayerMask mask = 1 << 12;
RaycastHit2D raycast = Physics2D.Raycast(transform.position, (go.transform.position - transform.position).normalized, range, mask.value);
if (raycast)
{
// Within range and not on current collided enemy
if (nearestEnemy)
{
// Nearest exists, check distance
if (raycast.distance < nearestDist)
{
nearestDist = raycast.distance;
nearestEnemy = raycast.collider.gameObject.GetComponent <Enemy.Enemy>();
}
}
else
{
// Nearest does not exists, direct assign
nearestDist = raycast.distance;
nearestEnemy = raycast.collider.gameObject.GetComponent <Enemy.Enemy>();
}
}
}
}
// Enable previous target collider so that everything is back to normal
prevTarget.GetComponent <BoxCollider2D>().enabled = true;
return(nearestEnemy);
}
// Update is called once per frame
protected override void Update()
{
if (target)
{
// Move towards target
transform.position = Vector3.MoveTowards(transform.position, target.transform.position, Speed * (float)TimeManager.GetDeltaTime(TimeManager.TimeType.Game));
if (transform.position == target.transform.position)
{
// Projectile on target
//Reduce Enemy HP (currently no function for that)
// Find new target
if (prevTarget && target != prevTarget)
{
target.Injure(Damage);
prevTarget = target;
target = findNearestEnemy();
if (!target)
{
// No new target found
Disable();
}
}
else if (!prevTarget)
{
target.Injure(Damage);
prevTarget = target;
// No previous target
target = findNearestEnemy();
if (!target)
{
// No new target found
Disable();
}
}
}
}
else
{
base.Update();
}
}
/*
* FUNCTION: OnCollisionEnter2D
* params: Collision2D collision
*
* brief: Perform Collision functions
*/
public virtual void OnTriggerEnter2D(Collider2D collision)
{
if (collision.gameObject.GetComponent <Enemy.Enemy>() != null)
{
//If Collided with Enemy Unit
//Reduce Enemy HP (currently no function for that)
Enemy.Enemy enemy = collision.gameObject.GetComponent <Enemy.Enemy>();
enemy.Injure(Damage);
Disable();
}
else if (collision.gameObject.GetComponent <RPGPlayer>() != null)
{
// Collision handled by player
}
else if (collision.gameObject.GetComponent <Projectile>() != null)
{
// Do not allow collisions with self
return;
}
else
{
Disable();
}
}
public override void OnTriggerEnter2D(Collider2D collision)
{
if (collision.gameObject.GetComponent<Enemy.Enemy>() != null)
{
Enemy.Enemy enemy = collision.gameObject.GetComponent<Enemy.Enemy>();
if (!target)
{
target = enemy;
GetComponent<Rigidbody2D>().velocity = Vector2.zero;
}
}
else if (collision.gameObject.GetComponent<RPGPlayer>() != null)
{
// Collision handled by player
}
else if (collision.gameObject.GetComponent<Projectile>() != null)
{
// Do not do collision against same type
}
else
{
Disable();
}
}
public override void OnTriggerEnter2D(Collider2D collision)
{
if (collision.gameObject.GetComponent <Enemy.Enemy>() != null)
{
Enemy.Enemy enemy = collision.gameObject.GetComponent <Enemy.Enemy>();
if (!target)
{
target = enemy;
GetComponent <Rigidbody2D>().velocity = Vector2.zero;
}
}
else if (collision.gameObject.GetComponent <RPGPlayer>() != null)
{
// Collision handled by player
}
else if (collision.gameObject.GetComponent <Projectile>() != null)
{
// Do not do collision against same type
}
else
{
Disable();
}
}
public override void Disable()
{
base.Disable();
bounceCount = 0;
target = prevTarget = null;
}
// Update is called once per frame
protected override void Update()
{
if (target)
{
// Move towards target
transform.position = Vector3.MoveTowards(transform.position, target.transform.position, Speed * (float)TimeManager.GetDeltaTime(TimeManager.TimeType.Game));
if (transform.position == target.transform.position)
{
// Projectile on target
//Reduce Enemy HP (currently no function for that)
// Find new target
if (prevTarget && target != prevTarget)
{
target.Injure(Damage);
prevTarget = target;
target = findNearestEnemy();
if (!target)
{
// No new target found
Disable();
}
}
else if (!prevTarget)
{
target.Injure(Damage);
prevTarget = target;
// No previous target
target = findNearestEnemy();
if (!target)
{
// No new target found
Disable();
}
}
}
}
else
{
base.Update();
}
}
public override void Disable()
{
prevTarget = null;
Owner.gameObject.SetActive(true);
base.Disable();
}
public override void Disable()
{
base.Disable();
bounceCount = 0;
target = prevTarget = null;
}
private void Awake()
{
me = GetComponent <Enemy.Enemy>();
}
public override void Disable()
{
prevTarget = null;
Owner.gameObject.SetActive(true);
base.Disable();
}
