OpenHardwareMonitor: External/Aga.Controls/PerformanceAnalyzer.cs@8f16f03797f5

     1 using System;

     2 using System.Collections.Generic;

     3 using System.Text;

     4 using System.Diagnostics;

     6 namespace Aga.Controls

7 {

     8 	/// <summary>

     9 	/// Is used to analyze code performance

    10 	/// </summary>

    11 	public static class PerformanceAnalyzer

    12 	{

    13 		public class PerformanceInfo

    14 		{

    15 			private string _name;

    16 			public string Name

    17 			{

    18 				get { return _name; }

    19 			}

    21 			private int _count = 0;

    22 			public int Count

    23 			{

    24 				get { return _count; }

    25 				set { _count = value; }

    26 			}

    28 			private double _totalTime = 0;

    29 			public double TotalTime

    30 			{

    31 				get { return _totalTime; }

    32 				set { _totalTime = value; }

    33 			}

    35 			private Int64 _start;

    36 			public Int64 Start

    37 			{

    38 				get { return _start; }

    39 				set { _start = value; }

    40 			}

    42 			public PerformanceInfo(string name)

    43 			{

    44 				_name = name;

    45 			}

    46 		}

    48 		private static Dictionary<string, PerformanceInfo> _performances = new Dictionary<string, PerformanceInfo>();

    50 		public static IEnumerable<PerformanceInfo> Performances

    51 		{

    52 			get

    53 			{

    54 				return _performances.Values;

    55 			}

    56 		}

    58 		[Conditional("DEBUG")]

    59 		public static void Start(string pieceOfCode)

    60 		{

    61 			PerformanceInfo info = null;

    62 			lock(_performances)

    63 			{

    64 				if (_performances.ContainsKey(pieceOfCode))

    65 					info = _performances[pieceOfCode];

    66 				else

    67 				{

    68 					info = new PerformanceInfo(pieceOfCode);

    69 					_performances.Add(pieceOfCode, info);

    70 				}

    72 				info.Count++;

    73 				info.Start = TimeCounter.GetStartValue();

    74 			}

    75 		}

    77 		[Conditional("DEBUG")]

    78 		public static void Finish(string pieceOfCode)

    79 		{

    80 			lock (_performances)

    81 			{

    82 				if (_performances.ContainsKey(pieceOfCode))

    83 				{

    84 					PerformanceInfo info = _performances[pieceOfCode];

    85 					info.Count++;

    86 					info.TotalTime += TimeCounter.Finish(info.Start);

    87 				}

    88 			}

    89 		}

    91 		public static void Reset()

    92 		{

    93 			_performances.Clear();

    94 		}

    96 		public static string GenerateReport()

    97 		{

    98 			return GenerateReport(0);

    99 		}

   101 		public static string GenerateReport(string mainPieceOfCode)

   102 		{

   103 			if (_performances.ContainsKey(mainPieceOfCode))

   104 				return GenerateReport(_performances[mainPieceOfCode].TotalTime);

   105 			else

   106 				return GenerateReport(0);

   107 		}

   109 		public static string GenerateReport(double totalTime)

   110 		{

   111 			StringBuilder sb = new StringBuilder();

   112 			int len = 0;

   113 			foreach (PerformanceInfo info in Performances)

   114 				len = Math.Max(info.Name.Length, len);

   116 			sb.AppendLine("Name".PadRight(len) + " Count              Total Time, ms    Avg. Time, ms       Percentage, %");

   117 			sb.AppendLine("----------------------------------------------------------------------------------------------");

   118 			foreach (PerformanceInfo info in Performances)

   119 			{

   120 				sb.Append(info.Name.PadRight(len));

   121 				double p = 0;

   122 				double avgt = 0;

   123 				if (totalTime != 0)

   124 					p = info.TotalTime / totalTime;

   125 				if (info.Count > 0)

   126 					avgt = info.TotalTime * 1000 / info.Count;

   127 				string c = info.Count.ToString("0,0").PadRight(20);

   128 				string tt = (info.TotalTime * 1000).ToString("0,0.00").PadRight(20);

   129 				string t = avgt.ToString("0.0000").PadRight(20);

   130 				string sp = (p * 100).ToString("###").PadRight(20);

   131 				sb.AppendFormat(" " + c + tt + t + sp + "\n");

   132 			}

   133 			return sb.ToString();

   134 		}

   135 	}

   136 }

author	moel.mich
	Sun, 28 Oct 2012 11:34:53 +0000
changeset 385	8f16f03797f5
permissions	-rw-r--r--