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[Part 6] error in enemy spawner
- This topic has 9 replies, 3 voices, and was last updated 2 months, 3 weeks ago by
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permission to ask sir, I am still experiencing errors in enemy spawn. I made 20 waves but when I beat all the first waves I couldn’t go to the next wave. Here I don’t understand the explanation in the video. Can you explain it in more detail? Thank you for your help
<code>using System.Collections; using System.Collections.Generic; using UnityEngine; public class EnemySpawner : MonoBehaviour { [System.Serializable] public class Wave { public string waveName; public List<EnemyGroup> enemyGroups; //A list of groups of enemies to spawn in this wave public int waveQuota; //The total number of enemies to spawn in this wave public float spawnInterval; //The interval at which to spawn enemies public int spawnCount; //The number of enemies already spawned in this wave } [System.Serializable] public class EnemyGroup { public string enemyName; public int enemyCount; //The number of enemies of this type to spawn in this wave public int spawnCount; //The number of enemies of this type already spawned in this wave public GameObject enemyPrefab; } public List<Wave> waves; //A list of all the waves in the game public int currentWaveCount; //The index of the current wave [Remember, a list starts from 0] [Header("Spawner Attributes")] float spawnTimer; //Timer used to determine when to spawn the next enemy public int enemiesAlive; public int maxEnemiesAllowed; //The maximum number of enemies allowed on the map at once public bool maxEnemiesReached = false; //A flag indicating if the maximum number of enemies has been reached public float waveInterval; //The interval between each wave [Header("Spawn Positions")] public List<Transform> relativeSpawnPoints; //A list to store all the relative spawn points of enemies Transform player; void Start() { player = FindObjectOfType<PlayerStats>().transform; CalculateWaveQuota(); } // Update is called once per frame void Update() { if (currentWaveCount < waves.Count && waves[currentWaveCount].spawnCount == 0) //Check if the wave has ended and the next wave should start { StartCoroutine(BeginNextWave()); } spawnTimer += Time.deltaTime; //Check if it's time to spawn the next enemy if (spawnTimer >= waves[currentWaveCount].spawnInterval) { spawnTimer = 0f; SpawnEnemies(); } } IEnumerator BeginNextWave() { //Wait for <code>waveInterval</code> seconds before starting the next wave. yield return new WaitForSeconds(waveInterval); //If there are more waves to start after the current wave, move on to the next wave if (currentWaveCount < waves.Count - 1) { currentWaveCount++; CalculateWaveQuota(); } } void CalculateWaveQuota() { int currentWaveQuota = 0; foreach (var enemyGroup in waves[currentWaveCount].enemyGroups) { currentWaveQuota += enemyGroup.enemyCount; } waves[currentWaveCount].waveQuota = currentWaveQuota; Debug.LogWarning(currentWaveQuota); } /// <summary> /// This method will stop spawning enemies if the amount of enemies on the map is maxmimum. /// The method will only spawn enemies in a particular wave until it is time for the next wave's enemies to be spawned /// </summary> void SpawnEnemies() { // Check if the minimum number of enemies in the wave have been spawned if (waves[currentWaveCount].spawnCount < waves[currentWaveCount].waveQuota && !maxEnemiesReached) { // Spawn each type of enemy until the quota is filled foreach (var enemyGroup in waves[currentWaveCount].enemyGroups) { // Check if the minimum number of enemies of this type have been spawned if (enemyGroup.spawnCount < enemyGroup.enemyCount) { // Limit the number of enemies that can be spawned at once if (enemiesAlive >= maxEnemiesAllowed) { maxEnemiesReached = true; return; } // Spawn the enemy at a random position close to the player Instantiate(enemyGroup.enemyPrefab, player.position + relativeSpawnPoints[Random.Range(0, relativeSpawnPoints.Count)].position, Quaternion.identity); enemyGroup.spawnCount++; waves[currentWaveCount].spawnCount++; enemiesAlive++; } } } //Reset the maxEnemiesReached flag if the number of enemies alive has dropped below the maximum allowed if (enemiesAlive < maxEnemiesAllowed) { maxEnemiesReached = false; } } // Call this function when an enemy is killed public void OnEnemyKilled() { //Decrement the number of enemies alive enemiesAlive--; } }</code>
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