2026-04-29 게임 로딩 개선

Assets/02_Scripts/Managers/SceneLoadManager.cs

@@ -11,6 +11,17 @@ public class SceneLoadManager : MonoBehaviour
     [SerializeField] private Transform _loadingCamTargetTransform;
     [SerializeField] private LoadingScreen _loadingScreen;
 
+    [SerializeField] private Material _supermarketStartSkybox;
+    [SerializeField] private Material _supermarketLoadingSkybox;
+
+    [SerializeField, Min(0f)] private float _skyboxFadeTime = 1f;
+    // 정상(밝음) 상태에서의 스카이박스 _Exposure 값. 페이드 인의 도착 지점.
+    [SerializeField, Min(0f)] private float _skyboxNormalExposure = 1f;
+
+    // 공유 에셋이 더러워지지 않도록 런타임 인스턴스로 복제해 사용
+    private Material _runtimeStartSkybox;
+    private Material _runtimeLoadingSkybox;
+
     private void Awake()
     {
         if (Instance == null)
@@ -23,6 +34,24 @@ private void Awake()
         }    
     
         _loadingScreen = _loadingCam.GetComponentInChildren<LoadingScreen>();
+
+        if (_supermarketStartSkybox != null)
+            _runtimeStartSkybox = new Material(_supermarketStartSkybox);
+        if (_supermarketLoadingSkybox != null)
+            _runtimeLoadingSkybox = new Material(_supermarketLoadingSkybox);
+
+        if (_runtimeStartSkybox != null)
+        {
+            RenderSettings.skybox = _runtimeStartSkybox;
+            DynamicGI.UpdateEnvironment();
+        }
+    }
+
+    private void OnDestroy()
+    {
+        // 런타임 복제 인스턴스는 직접 정리
+        if (_runtimeStartSkybox != null) Destroy(_runtimeStartSkybox);
+        if (_runtimeLoadingSkybox != null) Destroy(_runtimeLoadingSkybox);
     }
 
     private void Start()
@@ -77,7 +106,27 @@ public async Awaitable FadeLoadingCanvas(bool isOut,float fadeTime)
         _loadingScreen.LoadingScreenCanvasGroup.alpha = endAlpha;
     }
 
-    public async Task SetSceneLoadingActive(bool isActive,float alphaTime)
+    // 현재 RenderSettings.skybox의 _Exposure를 from→to로 보간
+    // Skybox/Procedural, /Cubemap, /Panoramic 셰이더 공통 프로퍼티
+    private async Awaitable FadeSkybox(float from, float to, float duration)
+    {
+        var sky = RenderSettings.skybox;
+        if (sky == null || !sky.HasFloat("_Exposure")) return;
+
+        float timer = 0f;
+        while (timer < duration)
+        {
+            timer += Time.deltaTime;
+            float k = Mathf.Clamp01(timer / duration);
+            sky.SetFloat("_Exposure", Mathf.Lerp(from, to, k));
+            DynamicGI.UpdateEnvironment();
+            await Awaitable.NextFrameAsync(this.destroyCancellationToken);
+        }
+        sky.SetFloat("_Exposure", to);
+        DynamicGI.UpdateEnvironment();
+    }
+
+    public async Awaitable SetSceneLoadingActive(bool isActive,float alphaTime)
     {
         if (isActive)
             _loadingRoot.SetActive(true);
@@ -118,6 +167,15 @@ private async Awaitable SceneChange(string sceneName)
         {
             SetSceneLoadingProgressValue(0f);
 
+            //스카이 박스 페이드 아웃 로직
+            await FadeSkybox(_skyboxNormalExposure, 0f, _skyboxFadeTime);
+
+            // 검게 된 상태에서 머티리얼 교체 (교체 순간이 가려져 깜빡임 없음)
+            RenderSettings.skybox = _runtimeLoadingSkybox;
+
+            //스카이 박스 페이드 인 로직
+            await FadeSkybox(0f, _skyboxNormalExposure, _skyboxFadeTime);
+
             await SetSceneLoadingActive(true,1f);
 
             AsyncOperation op = SceneManager.LoadSceneAsync(sceneName);
@@ -148,6 +206,14 @@ private async Awaitable SceneChange(string sceneName)
             // 잠시 대기했다가 전환
             await Awaitable.WaitForSecondsAsync(1.0f, this.destroyCancellationToken);
 
+            await SetSceneLoadingActive(false,1f);
+            
+            //스카이 박스 페이드 아웃
+            await FadeSkybox(_skyboxNormalExposure, 0f, _skyboxFadeTime);
+
+            // 검게 된 상태에서 정상 스카이박스로 교체
+            RenderSettings.skybox = _runtimeStartSkybox;
+
             //로딩 끝
             op.allowSceneActivation = true;
 
@@ -161,9 +227,11 @@ private async Awaitable SceneChange(string sceneName)
             //VR용 로직
             //트래킹이 중단되면 안되기 때문에 카메라를 유지해야 한다
             _loadingCamTargetTransform = Camera.main.transform; // 새로운 씬의 메인카메라를 따라가게끔 설정
-            await SetSceneLoadingActive(false,1f);
             //-------------------------------------------------------------------------------
 
+            //스카이 박스 페이드 인
+            await FadeSkybox(0f, _skyboxNormalExposure, _skyboxFadeTime);
+
             Debug.Log("씬 전환됨");
         }
         catch (OperationCanceledException)

Assets/02_Scripts/Managers/SoundManager.cs

@@ -6,8 +6,12 @@ public class SoundManager : MonoBehaviour
     public static SoundManager Instance { get; private set; }
 
     [SerializeField] private AudioSource _bgmSource;
+    [SerializeField] private AudioSource _sfxSource;
     [SerializeField] private AudioMixer _mixer;
 
+    [Header("SFX")]
+    [SerializeField] private AudioClip SFX_UIHover;
+
     private const string BGM_VOLUME_PARAM = "BGMVolume";
     private const string SFX_VOLUME_PARAM = "SFXVolume";
 
@@ -26,6 +30,12 @@ private void OnDestroy()
         if (Instance == this) Instance = null;
     }
 
+    public void PlaySFX(AudioClip clip)
+    {
+        if(_sfxSource == null || clip == null) return;
+        _sfxSource.PlayOneShot(clip);
+    }
+
     public void PlayBGM(AudioClip clip)
     {
         if (_bgmSource == null || clip == null) return;
@@ -75,4 +85,9 @@ private void SetMixerVolume(string parameter, float linear)
         float db = linear > 0.0001f ? Mathf.Log10(linear) * 20f : -80f;
         _mixer.SetFloat(parameter, db);
     }
+
+    public void SFXPlay_UIHover()
+    {
+        PlaySFX(SFX_UIHover);
+    }
 }

Assets/02_Scripts/Sound.meta

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Assets/02_Scripts/Sound/BGMObject.cs

@@ -0,0 +1,16 @@
+using UnityEngine;
+
+public class BGMObject : MonoBehaviour
+{
+    // Start is called once before the first execution of Update after the MonoBehaviour is created
+    void Start()
+    {
+        
+    }
+
+    // Update is called once per frame
+    void Update()
+    {
+        
+    }
+}

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@@ -0,0 +1,2 @@
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+guid: 01702c6baeb850b4593ebc1dc16a0a3b

Assets/02_Scripts/UI/BGMBox.cs

@@ -11,18 +11,21 @@ public class BGMBox : MonoBehaviour
 
     private void Awake()
     {
+        if(_bgmNameField != null)
             _bgmNameField.text = _bgmClip.BGMName;
     }
 
     public void PlayBGM()
     {
         SoundManager.Instance.PlayBGM(_bgmClip.Clip);
+        if(_playSignObj != null)
             _playSignObj.SetActive(true);
     }
 
     public void StopBGM()
     {
         SoundManager.Instance.StopBGM();
+        if(_playSignObj != null)
             _playSignObj.SetActive(false);
     }
 }

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