void OnTriggerEnter2D(Collider2D other)
{
// If the player enters the trigger zone...
if (FakeTag.IsTag(other, "Player"))
{
// Get a reference to the player health script.
PlayerHealth playerHealth = other.GetComponent <PlayerHealth>();
// Increasse the player's health by the health bonus but clamp it at 100.
playerHealth.health += healthBonus;
playerHealth.health = Mathf.Clamp(playerHealth.health, 0f, 100f);
// Update the health bar.
playerHealth.UpdateHealthBar();
// Trigger a new delivery.
pickupSpawner.StartCoroutine(pickupSpawner.DeliverPickup());
// Play the collection sound.
AudioSource.PlayClipAtPoint(collect, transform.position);
// Destroy the crate.
Destroy(transform.root.gameObject);
}
// Otherwise if the crate hits the ground...
else if (FakeTag.IsTag(other, "ground") && !landed)
{
// ... set the Land animator trigger parameter.
anim.SetTrigger("Land");
transform.parent = null;
gameObject.AddComponent <Rigidbody2D>();
landed = true;
}
}
void OnTriggerEnter2D(Collider2D col)
{
// If it hits an enemy...
if (FakeTag.IsTag(col, "Enemy"))
{
// ... find the Enemy script and call the Hurt function.
col.gameObject.GetComponent <Enemy>().Hurt();
// Call the explosion instantiation.
OnExplode();
// Destroy the rocket.
Destroy(gameObject);
}
// Otherwise if it hits a bomb crate...
else if (FakeTag.IsTag(col, "BombPickup"))
{
// ... find the Bomb script and call the Explode function.
col.gameObject.GetComponent <Bomb>().Explode();
// Destroy the bomb crate.
Destroy(col.transform.root.gameObject);
// Destroy the rocket.
Destroy(gameObject);
}
// Otherwise if the player manages to shoot himself...
else if (!FakeTag.IsTag(col, "Player"))
{
// Instantiate the explosion and destroy the rocket.
OnExplode();
Destroy(gameObject);
}
}
void FixedUpdate()
{
// Create an array of all the colliders in front of the enemy.
Collider2D[] frontHits = Physics2D.OverlapPointAll(frontCheck.position, 1);
// Check each of the colliders.
foreach (Collider2D c in frontHits)
{
// If any of the colliders is an Obstacle...
if (FakeTag.IsTag(c, "Obstacle"))
{
// ... Flip the enemy and stop checking the other colliders.
Flip();
break;
}
}
// Set the enemy's velocity to moveSpeed in the x direction.
GetComponent <Rigidbody2D>().velocity = new Vector2(transform.localScale.x * moveSpeed, GetComponent <Rigidbody2D>().velocity.y);
// If the enemy has one hit point left and has a damagedEnemy sprite...
if (HP == 1 && damagedEnemy != null)
{
// ... set the sprite renderer's sprite to be the damagedEnemy sprite.
ren.sprite = damagedEnemy;
}
// If the enemy has zero or fewer hit points and isn't dead yet...
if (HP <= 0 && !dead)
{
// ... call the death function.
Death();
}
}
void OnCollisionEnter2D(Collision2D col)
{
// If the colliding gameobject is an Enemy...
if (FakeTag.IsTag(col.collider, "Enemy"))
{
// ... and if the time exceeds the time of the last hit plus the time between hits...
if (Time.time > lastHitTime + repeatDamagePeriod)
{
// ... and if the player still has health...
if (health > 0f)
{
// ... take damage and reset the lastHitTime.
TakeDamage(col.transform);
lastHitTime = Time.time;
}
// If the player doesn't have health, do some stuff, let him fall into the river to reload the level.
else
{
// Find all of the colliders on the gameobject and set them all to be triggers.
Collider2D[] cols = GetComponents <Collider2D>();
foreach (Collider2D c in cols)
{
c.isTrigger = true;
}
// Move all sprite parts of the player to the front
SpriteRenderer[] spr = GetComponentsInChildren <SpriteRenderer>();
foreach (SpriteRenderer s in spr)
{
s.sortingLayerName = "UI";
}
// ... disable user Player Control script
GetComponent <PlayerControl>().enabled = false;
// ... disable the Gun script to stop a dead guy shooting a nonexistant bazooka
GetComponentInChildren <Gun>().enabled = false;
// ... Trigger the 'Die' animation state
anim.SetTrigger("Die");
}
}
}
}
public void Explode()
{
// The player is now free to lay bombs when he has them.
layBombs.bombLaid = false;
// Make the pickup spawner start to deliver a new pickup.
pickupSpawner.StartCoroutine(pickupSpawner.DeliverPickup());
// Find all the colliders on the Enemies layer within the bombRadius.
Collider2D[] enemies = Physics2D.OverlapCircleAll(transform.position, bombRadius, 1 << LayerMask.NameToLayer("Enemies"));
// For each collider...
foreach (Collider2D en in enemies)
{
// Check if it has a rigidbody (since there is only one per enemy, on the parent).
Rigidbody2D rb = en.GetComponent <Rigidbody2D>();
if (rb != null && FakeTag.IsTag(en, "Enemy"))
{
// Find the Enemy script and set the enemy's health to zero.
rb.gameObject.GetComponent <Enemy>().HP = 0;
// Find a vector from the bomb to the enemy.
Vector3 deltaPos = rb.transform.position - transform.position;
// Apply a force in this direction with a magnitude of bombForce.
Vector3 force = deltaPos.normalized * bombForce;
rb.AddForce(force);
}
}
// Set the explosion effect's position to the bomb's position and play the particle system.
explosionFX.transform.position = transform.position;
explosionFX.Play();
// Instantiate the explosion prefab.
Instantiate(explosion, transform.position, Quaternion.identity);
// Play the explosion sound effect.
AudioSource.PlayClipAtPoint(boom, transform.position);
// Destroy the bomb.
Destroy(gameObject);
}
void OnTriggerEnter2D(Collider2D col)
{
// If the player hits the trigger...
if (FakeTag.IsTag(col, "Player"))
{
// .. stop the camera tracking the player
GameObject.FindGameObjectWithTag("MainCamera").GetComponent <CameraFollow>().enabled = false;
// .. stop the Health Bar following the player
if (GameObject.FindGameObjectWithTag("HealthBar").activeSelf)
{
GameObject.FindGameObjectWithTag("HealthBar").SetActive(false);
}
// ... instantiate the splash where the player falls in.
Instantiate(splash, col.transform.position, transform.rotation);
// ... destroy the player.
Destroy(col.gameObject);
// ... reload the level.
StartCoroutine("ReloadGame");
}
}
void Update()
{
// The player is grounded if a linecast to the groundcheck position hits anything on the ground layer.
var groundHits = Physics2D.LinecastAll(transform.position, groundCheck.position);
grounded = false;
if (groundHits != null)
{
foreach (var hit in groundHits)
{
if (FakeTag.IsTag(hit.collider, "ground"))
{
grounded = true;
}
}
}
// If the jump button is pressed and the player is grounded then the player should jump.
if (Input.GetKeyDown(KeyCode.Space) && grounded)
{
jump = true;
}
}
void OnTriggerEnter2D(Collider2D other)
{
// If the player enters the trigger zone...
if (FakeTag.IsTag(other, "Player"))
{
// ... play the pickup sound effect.
AudioSource.PlayClipAtPoint(pickupClip, transform.position);
// Increase the number of bombs the player has.
other.GetComponent <LayBombs>().bombCount++;
// Destroy the crate.
Destroy(transform.root.gameObject);
}
// Otherwise if the crate lands on the ground...
else if (FakeTag.IsTag(other, "ground") && !landed)
{
// ... set the animator trigger parameter Land.
anim.SetTrigger("Land");
transform.parent = null;
gameObject.AddComponent <Rigidbody2D>();
landed = true;
}
}
