[Update] 게임형식 및 오류수정

1. 게임형태 변경
  - Game스텝에서 기존 1단계, 2단계 수정(회전만 가능하게).
  - ShootButton을 만들어 플레이어도 총알을 쏠수 있도록 수정.
  - Bullet, BulletSpawner, PlayerController를 수정
  - SpawnZone을 생성하여 기존 고정이던 스포너를 랜덤으로 생성.

2. 오류 수정
 - 모바일 버전 시 플레이어가 한방향만 보던 형상 수정.
 - 펜스에서 플레이어 캐릭터가 닿으면 회전하던 형상 수정.

Assets/Script/GameManager.cs

@@ -1,4 +1,6 @@
 using NUnit.Framework.Constraints;
+using System.Collections;
+using System.Collections.Generic;
 using UnityEngine;
 using UnityEngine.SceneManagement;
 using UnityEngine.UI;
@@ -11,36 +13,41 @@ public class GameManager : MonoBehaviour
     public Text recordText;
 
     private float surviveTime;
-    private bool isGameover;
+    public bool isGameover;
 
     public GameObject restartButton;
 
-    public void EndGame()
+    public static GameManager instance;
+
+    public AudioSource leadAudio;
+    public AudioSource deathAudio;
+
+    public List<BulletSpawner> activeSpawners = new List<BulletSpawner>();
+    public Transform player;
+    public SpawnZone spawnZone;
+    public GameObject spawnerPrefab;
+
+    public void RegisterSpawner(BulletSpawner s) => activeSpawners.Add(s);
+    public void UnregisterSpawner(BulletSpawner s) => activeSpawners.Remove(s);
+
+    public int maxSpawnerCount = 2;
+
+    public Transform rotationPlate;
+
+    void Awake()
     {
-        isGameover = true;
-        gameoverText.SetActive(true);
-        restartButton.SetActive(true);
-
-        float bestTime = PlayerPrefs.GetFloat("BestTime");
-        if(surviveTime > bestTime)
-        {
-            bestTime = surviveTime;
-            PlayerPrefs.SetFloat("BestTime", bestTime);
-        }
-
-        recordText.text = "Best Time: " + (int)bestTime;
-        
+        if (instance == null) instance = this;
     }
 
-
-    // Start is called once before the first execution of Update after the MonoBehaviour is created
     void Start()
     {
         surviveTime = 0;
         isGameover = false;
+
+        if (leadAudio != null) leadAudio.Play();
+        if (deathAudio != null) deathAudio.Stop();
     }
 
-    // Update is called once per frame
     void Update()
     {
         if(!isGameover)
@@ -50,12 +57,10 @@ public class GameManager : MonoBehaviour
         }
         else
         {
-            // 1. PC: R키
             if (Input.GetKeyDown(KeyCode.R))
             {
                 RestartGame();
             }
-            // 2. 모바일/PC: 클릭 또는 터치 (화면 아무데나 눌러도 재시작)
             if (Input.GetMouseButtonDown(0))
             {
                 RestartGame();
@@ -73,4 +78,86 @@ public class GameManager : MonoBehaviour
     {
         UnityEngine.SceneManagement.SceneManager.LoadScene(1);
     }
+
+    public void PlayDeathMusic()
+    {
+        if (leadAudio != null) leadAudio.Stop();
+        if (deathAudio != null) deathAudio.Play();
+    }
+
+    public void EndGame()
+    {
+        isGameover = true;
+        gameoverText.SetActive(true);
+        restartButton.SetActive(true);
+
+        float bestTime = PlayerPrefs.GetFloat("BestTime");
+        if (surviveTime > bestTime)
+        {
+            bestTime = surviveTime;
+            PlayerPrefs.SetFloat("BestTime", bestTime);
+        }
+
+        recordText.text = "Best Time: " + (int)bestTime;
+
+    }
+
+    public Vector3 GetValidSpawnPosition()
+    {
+        int maxAttempts = 10;
+        for (int i = 0; i < maxAttempts; i++)
+        {
+            Vector3 candidate = spawnZone.GetRandomPosition();
+
+          
+            if (Vector3.Distance(candidate, player.position) < 5f) continue;
+
+            bool isOverlap = false;
+            foreach (var spawner in activeSpawners)
+            {
+                if (Vector3.Distance(candidate, spawner.transform.position) < 3f) 
+                {
+                    isOverlap = true;
+                    break;
+                }
+            }
+
+            if (!isOverlap) return candidate; 
+        }
+        return spawnZone.GetRandomPosition(); 
+    }
+
+    public void RequestRespawn()
+    {
+        StartCoroutine(RespawnRoutine());
+    }
+
+    IEnumerator RespawnRoutine()
+    {
+        yield return new WaitForSeconds(3f);
+
+        Vector3 validPos = GetValidSpawnPosition();
+
+        GameObject newSpawner = Instantiate(spawnerPrefab, validPos, Quaternion.identity);
+
+        if (rotationPlate != null)
+        {
+            newSpawner.transform.SetParent(rotationPlate);
+        }
+    }
+
+    public void UpdateMaxSpawnerCount(int newCount)
+    {
+        maxSpawnerCount = newCount;
+
+        int currentCount = activeSpawners.Count;
+        if (currentCount < maxSpawnerCount)
+        {
+            int needed = maxSpawnerCount - currentCount;
+            for (int i = 0; i < needed; i++)
+            {
+                RequestRespawn();
+            }
+        }
+    }
 }