update asset bundle builder

优化资源包引用关系计算效率。

Assets/YooAsset/Editor/AssetBundleBuilder/BuildSystem/BuildRunner.cs

@@ -2,13 +2,19 @@
 using System.Collections;
 using System.Collections.Generic;
 using System.Reflection;
+using System.Diagnostics;
 using UnityEngine;
 
 namespace YooAsset.Editor
 {
 	public class BuildRunner
 	{
-		public static bool EnableLog = true;
+		private static Stopwatch _buildWatch;
+
+		/// <summary>
+		/// 总耗时
+		/// </summary>
+		public static int TotalSeconds = 0;
 
 		/// <summary>
 		/// 执行构建流程
@@ -23,14 +29,22 @@ namespace YooAsset.Editor
 
 			BuildResult buildResult = new BuildResult();
 			buildResult.Success = true;
+			TotalSeconds = 0;
 			for (int i = 0; i < pipeline.Count; i++)
 			{
 				IBuildTask task = pipeline[i];
 				try
 				{
+					_buildWatch = Stopwatch.StartNew();
 					var taskAttribute = task.GetType().GetCustomAttribute<TaskAttribute>();
-					Log($"---------------------------------------->{taskAttribute.Desc}<---------------------------------------");
+					BuildLogger.Log($"---------------------------------------->{taskAttribute.Desc}<---------------------------------------");
 					task.Run(context);
+					_buildWatch.Stop();
+
+					// 统计耗时
+					int seconds = GetBuildSeconds();
+					TotalSeconds += seconds;
+					BuildLogger.Log($"{taskAttribute.Desc}耗时：{seconds}秒");
 				}
 				catch (Exception e)
 				{
@@ -42,26 +56,14 @@ namespace YooAsset.Editor
 			}
 
 			// 返回运行结果
+			BuildLogger.Log($"构建过程总计耗时：{TotalSeconds}秒");
 			return buildResult;
 		}
 
-		/// <summary>
-		/// 日志输出
-		/// </summary>
-		public static void Log(string info)
+		private static int GetBuildSeconds()
 		{
-			if (EnableLog)
-			{
-				UnityEngine.Debug.Log(info);
-			}
-		}
-
-		/// <summary>
-		/// 日志输出
-		/// </summary>
-		public static void Info(string info)
-		{
-			UnityEngine.Debug.Log(info);
+			float seconds = _buildWatch.ElapsedMilliseconds / 1000f;
+			return (int)seconds;
 		}
 	}
 }