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Assets/00.StaryEvo/Runtime/Tool/loading/SplashScreen.cs

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+using System;
+using System.Collections;
+using System.Collections.Generic;
+using System.Threading.Tasks;
+using Cysharp.Threading.Tasks;
+using UnityEngine;
+using UnityEngine.SceneManagement;
+using UnityEngine.UI;
+
+public class SplashScreen : MonoBehaviour
+{
+    private Image image;
+
+    async void Start()
+    {
+        image = GetComponentInChildren<Image>();
+        // 初始完全透明
+        image.color = new Color(1, 1, 1, 0);
+
+        // 渐显效果（2秒）
+        await Fade(0, 1, 0.5f);
+
+        // 保持显示（原2秒等待）
+        await UniTask.Delay(TimeSpan.FromSeconds(1));
+
+        // 渐隐效果（1秒）
+        await Fade(1, 0, 0.5f);
+        
+        await SceneManager.LoadSceneAsync(1);
+        if (transform != null)
+            Destroy(gameObject);
+    }
+
+
+    private async UniTask Fade(float startAlpha, float endAlpha, float duration)
+    {
+        float elapsed = 0f;
+        while (elapsed < duration)
+        {
+            float alpha = Mathf.Lerp(startAlpha, endAlpha, elapsed / duration);
+            image.color = new Color(1, 1, 1, alpha);
+            elapsed += Time.deltaTime;
+            await UniTask.Yield();
+        }
+
+        image.color = new Color(1, 1, 1, endAlpha);
+    }
+}