增加A2WToolBox工具集，增加Launch场景核LaunchPanel

Assets/A2WToolBox/Runtime/Utils/Utils.cs

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+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+
+namespace A2W
+{
+    public static class Utils
+    {
+        public static T GetRandomEnumValue<T>() where T : System.Enum
+        {
+            T[] values = (T[])System.Enum.GetValues(typeof(T));
+            return values[UnityEngine.Random.Range(0, values.Length)];
+        }
+        // 调用示例：MyEnum randomValue = GetRandomEnumValue<MyEnum>();
+
+        public static Texture2D CaptureScreenshot(Rect rect)
+        {
+            Texture2D screenshot = new Texture2D((int)rect.width, (int)rect.height, TextureFormat.RGB24, false);
+
+            screenshot.ReadPixels(rect, 0, 0);
+            screenshot.Apply();
+
+            return screenshot;
+        }
+
+        public static Texture2D CaptureCamera(Camera camera, Rect rect)
+        {
+            RenderTexture rt = new RenderTexture((int)rect.width, (int)rect.height, 0);
+
+            camera.targetTexture = rt;
+            camera.Render();
+
+            // 可以做多个相机
+
+            RenderTexture.active = rt;
+            Texture2D screenshot = new Texture2D((int)rect.width, (int)rect.height, TextureFormat.RGB24, false);
+            screenshot.ReadPixels(rect, 0, 0);
+            screenshot.Apply();
+
+            camera.targetTexture = null;
+
+            RenderTexture.active = null;
+            GameObject.Destroy(rt);
+
+            return screenshot;
+        }
+    }
+}
+

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