IEnumerator SpawnEnemy()
{
while (true)
{
if (numEnemies < maxEnemies)
{
float randX = Random.Range(-20f, 20f);
float randY = Random.Range(0.4f, 3.03f);
Vector3 pos = new Vector3(randX, randY, 9);
int enemyType = Random.Range(0, enemyPrefabs.Length);
GameObject newEnemy = Instantiate(enemyPrefabs[enemyType], transform);
newEnemy.transform.position = pos;
EnemyCreature enemy = newEnemy.GetComponent <EnemyCreature>();
enemy.playerPos = playerPos;
enemy.player = player;
float enemySpeed = (Mathf.Floor(player.timeAlive / 60) + 1) * 0.4f;
if (enemySpeed > 3f)
{
enemySpeed = 3f;
}
enemy.SetSpeed(Random.Range(0.2f, enemySpeed));
}
yield return(new WaitForSeconds(spawnRate));
}
}
public EnemyCreature GetNearestEnemy(EnemyCreature nearestEnemy, Vector2 origin, float range)
{
EnemyCreature returnedEnemy = nearestEnemy;
float distanceToClosestEnemy = nearestEnemy != null?Vector3.Distance(nearestEnemy.Position, origin) : float.MaxValue;
for (int i = 0; i < enemies.Count; i++)
{
float distanceToCurrentEnemy = Vector3.Distance(enemies[i].Position, origin);
if (distanceToCurrentEnemy < distanceToClosestEnemy &&
distanceToCurrentEnemy < range)
{
RaycastHit hitInfo;
Vector3 origin3D = new Vector3(origin.x, origin.y, -0.25f);
Vector3 enemyPos3D = new Vector3(enemies[i].Position.x, enemies[i].Position.y, -0.25f);
Ray ray = new Ray(origin3D, Vector3.Normalize(enemyPos3D - origin3D));
int maskLayer = 1 << LayerMask.NameToLayer("Blockers");
if (!Physics.Raycast(ray, out hitInfo, distanceToCurrentEnemy, maskLayer))
{
returnedEnemy = enemies[i];
distanceToClosestEnemy = distanceToCurrentEnemy;
}
}
}
return(returnedEnemy);
}
public EnemyCreature GetNearestEnemy(Vector2 origin, float range)
{
EnemyCreature enemy = null;
for (int i = 0; i < EnemiesGroupList.Count; i++)
{
enemy = EnemiesGroupList[i].GetNearestEnemy(enemy, origin, range);
}
return(enemy);
}
private void PerformAttack(PlayerTroop playerTroop)
{
if (EnemiesManager.Instance != null && playerTroop.Attack.IsAttackPossible())
{
EnemyCreature enemy = EnemiesManager.Instance.GetNearestEnemy(playerTroop.GameObject.transform.position,
playerTroop.Attack.Range);
if (enemy != null)
{
playerTroop.PerformAttack(enemy.Health, enemy.Position);
}
}
}
public CreatureAttackTests()
{
_logger = new JsonTraceListener();
_world = new World(5, 5);
_crtFactory = new CreatureFactory(_world, _logger);
_itmFactory = new ItemFactory();
_enemy = _crtFactory.CreateEnemyCreature("boss", new Position(1, 1)) as EnemyCreature;
_player = _crtFactory.CreatePlayerCreature("Bilbo", new Position(2, 1)) as PlayerCreature;
_world.WorldPlayGround[_enemy.Position.X, _enemy.Position.Y].Creature = _enemy;
_world.WorldPlayGround[_player.Position.X, _player.Position.Y].Creature = _player;
_player.AttackItems.AddAttackItem(new Sword(40, "Sting"));
_player.AttackItems.AddAttackItem(new Sword(40, "Sting"));
}
private void PerformAttack(EnemyCreature enemyCreature)
{
if (GameManager.Instance != null && enemyCreature.GameObject != null &&
enemyCreature.Attack.IsAttackPossible())
{
PlayerTroop troop = GameManager.Instance.GetNearestPlayerTroop(enemyCreature.GameObject.transform.position,
enemyCreature.Attack.Range);
if (troop != null)
{
enemyCreature.PerformAttack(troop.Health, troop.Position);
}
}
}
