1

Src/Core/Extensions/DisplayAttributeExtensions.cs

@@ -27,11 +27,12 @@ namespace BITKit
                 {
                     return displayNameAttribute.DisplayName;
                 }
-
+#if NET5_0_OR_GREATER
                 if (self.GetType().GetCustomAttribute<DisplayAttribute>() is { } displayAttribute)
                 {
                     return displayAttribute.Name;
                 }
+#endif
             }
             {
                 if (self is Enum)
@@ -42,11 +43,12 @@ namespace BITKit
                     {
                         return displayNameAttribute.DisplayName;
                     }
-
+#if NET5_0_OR_GREATER
                     if (field.GetCustomAttribute<DisplayAttribute>() is DisplayAttribute displayAttribute)
                     {
                         return displayAttribute.Name;
                     }
+#endif
                 }
             }
             return self.ToString();

Src/Core/Extensions/DisplayAttributeExtensions.cs.meta

@@ -0,0 +1,11 @@
+fileFormatVersion: 2
+guid: 56c780c378f03f4419272fb5ae8dfb1d
+MonoImporter:
+  externalObjects: {}
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 

Src/Core/Extensions/IEnumerable.cs

@@ -2,6 +2,8 @@
 using System.Collections;
 using System.Collections.Generic;
 using System.Linq;
+using Unity.Mathematics;
+using Random = System.Random;
 
 namespace BITKit
 {
@@ -198,6 +200,22 @@ namespace BITKit
         {
             return self[typeof(TKey)];
         }
+
+        public static TValue[] TakeRandom<TValue>(this TValue[] self, int count)
+        {
+            //自动实现
+            var random = new Random();
+            var newList = self.ToList();
+            count = math.min(count, newList.Count);
+            var result = new TValue[count];
+            for (var i = 0; i < count; i++)
+            {
+                var value = newList[random.Next(0, newList.Count)];
+                newList.Remove(value);
+                result[i] = value;
+            }
+            return result;
+        }
         public static TValue Get<TKey, TValue>(this IDictionary<TKey, TValue> self, TKey key) where TValue : new()
         {
             lock (self)

Src/NetSupport/MathematicsSupport.cs

@@ -0,0 +1,81 @@
+using System;
+using Newtonsoft.Json;
+using Unity.Mathematics;
+
+#if NET5_0_OR_GREATER
+namespace BITKit
+{
+    public class Float2JsonConvertJsonConverter:JsonConverter<float2>
+    {
+        public override void WriteJson(JsonWriter writer, float2 value, JsonSerializer serializer)
+        {
+            writer.WriteStartObject();
+       
+            writer.WritePropertyName(nameof(value.x));
+            writer.WriteValue((double)value.x);
+       
+            writer.WritePropertyName(nameof(value.y));
+            writer.WriteValue((double)value.y);
+       
+            writer.WriteEndObject();
+        }
+
+        public override float2 ReadJson(JsonReader reader, Type objectType, float2 existingValue, bool hasExistingValue,
+            JsonSerializer serializer)
+        {
+            var result = float2.zero;
+       
+            while (reader.TokenType != JsonToken.EndObject) {
+                reader.Read();
+                if (reader.TokenType != JsonToken.PropertyName) continue;
+
+                var property = reader.Value;
+                if (property is nameof(float2.x)) result.x = (float)reader.ReadAsDouble()!;
+                if (property is nameof(float2.y)) result.y = (float)reader.ReadAsDouble()!;
+            }
+       
+            return result;
+        }
+    }
+    public class Float4JsonConvertJsonConverter:JsonConverter<float4>
+    {
+        public override void WriteJson(JsonWriter writer, float4 value, JsonSerializer serializer)
+        {
+            writer.WriteStartObject();
+       
+            writer.WritePropertyName(nameof(value.x));
+            writer.WriteValue((double)value.x);
+       
+            writer.WritePropertyName(nameof(value.y));
+            writer.WriteValue((double)value.y);
+            
+            writer.WritePropertyName(nameof(value.z));
+            writer.WriteValue((double)value.z);
+            
+            writer.WritePropertyName(nameof(value.w));
+            writer.WriteValue((double)value.w);
+       
+            writer.WriteEndObject();
+        }
+
+        public override float4 ReadJson(JsonReader reader, Type objectType, float4 existingValue, bool hasExistingValue,
+            JsonSerializer serializer)
+        {
+            var result = float4.zero;
+       
+            while (reader.TokenType != JsonToken.EndObject) {
+                reader.Read();
+                if (reader.TokenType != JsonToken.PropertyName) continue;
+
+                var property = reader.Value;
+                if (property is nameof(float4.x)) result.x = (float)reader.ReadAsDouble()!;
+                if (property is nameof(float4.y)) result.y = (float)reader.ReadAsDouble()!;
+                if (property is nameof(float4.z)) result.z = (float)reader.ReadAsDouble()!;
+                if (property is nameof(float4.w)) result.w = (float)reader.ReadAsDouble()!;
+            }
+       
+            return result;
+        }
+    }
+}
+#endif

Src/NetSupport/MathematicsSupport.cs.meta

@@ -0,0 +1,11 @@
+fileFormatVersion: 2
+guid: 63ffbc9c0b6af6e41b872d6588ac165c
+MonoImporter:
+  externalObjects: {}
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 

Src/Unity/Scripts/Scenes/SceneService.cs

@@ -83,6 +83,14 @@ namespace BITKit.SceneManagement
 
 	public class SceneService : MonoBehaviour,ISceneService
 	{
+		#if UNITY_EDITOR
+		[UnityEditor.MenuItem("Tools/Scenes/Toggle Scene Service Once")]
+		public static void ToggleSceneServiceOnce()
+		{
+			AllowInitialize = !AllowInitialize;
+			Debug.Log("允许初始化场景设置为:"+AllowInitialize);
+		}
+		#endif
 		[BITCommand]
 		public static async void Map(string mapName)
 		{

Src/Unity/Scripts/UX/Chart/LineChart.cs

@@ -174,7 +174,8 @@ namespace BITKit.UX
 			//Debug.Log($"min:{min} max:{max} difference:{difference} max:{max}");
 
 			_dataContainer.Clear();
-			for (var i = 0; i <= maxLength; i++)
+			_dataContainer.style.justifyContent = Justify.SpaceAround;
+			for (var i = 0; i <= 4; i++)
 			{
 				var label = _dataContainer.Create<Label>();
 			
@@ -183,6 +184,9 @@ namespace BITKit.UX
 				var t = (float)i / maxLength;
 				var value = Mathf.Lerp(min, max, t);
 				label.text = Math.Round(value, 2).ToString();
+
+				label.style.marginBottom = label.style.marginLeft = label.style.marginRight = label.style.marginTop = 0;
+				label.style.paddingBottom = label.style.paddingLeft = label.style.paddingRight = label.style.paddingTop = 0;
 			}
 			MarkDirtyRepaint();
 		}

Src/Unity/Scripts/UX/Service/UI Toolkit/UIToolKitPanel.cs

@@ -78,6 +78,10 @@ namespace BITKit.UX
 				
 				RootVisualElement.SetActive(false);
 				
+				OnInitiated?.Invoke();
+
+				await OnInitiatedAsync.UniTaskFunc();
+				
 				WaitUtilInitialized.TrySetResult();
 			}
 		}
@@ -195,6 +199,8 @@ namespace BITKit.UX
 		public event Action OnExit;
 		public event Func<UniTask> OnExitAsync;
 		public event Action OnExitCompleted;
+		public event Action OnInitiated;
+		public event Func<UniTask> OnInitiatedAsync; 
 
 		public virtual void OnTick(float deltaTime)
 		{

Src/UnityPluginsSupport/MonkeyCommand/QuickFixBoxCollider.cs

@@ -9,8 +9,8 @@ namespace BITKit.GameEditor
 {
     public class QuickFixBoxCollider
     {
-        [Command(nameof(FixCollider), "快速修复BoxCollider编写", QuickName = "fb"),
-         MenuItem("Tools/Scenes/Fix Float Model Position")]
+        [Command(nameof(FixCollider), "快速修复BoxCollider便捷", QuickName = "qkc"),
+         MenuItem("Tools/Scenes/Quick Fix Box Collider Bounds")]
         public static void FixCollider()
         {
             foreach (var transform in UnityEditor.Selection.transforms)