142 lines
3.4 KiB
C#
142 lines
3.4 KiB
C#
#region Copyright & License Information
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/*
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* Copyright 2007,2009,2010 Chris Forbes, Robert Pepperell, Matthew Bowra-Dean, Paul Chote, Alli Witheford.
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* This file is part of OpenRA.
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*
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* OpenRA is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* OpenRA is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with OpenRA. If not, see <http://www.gnu.org/licenses/>.
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*/
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#endregion
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using System;
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using System.Collections.Generic;
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using System.Drawing;
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using System.Linq;
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using OpenRa.FileFormats;
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using OpenRa.Graphics;
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namespace OpenRa.Support
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{
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static class PerfHistory
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{
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static readonly Color[] colors = { Color.Red, Color.Green, Color.Blue, Color.Yellow, Color.Orange, Color.Fuchsia, Color.Lime, Color.LightBlue, Color.White, Color.Black };
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static int nextColor;
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public static Cache<string, PerfItem> items = new Cache<string, PerfItem>(
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s =>
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{
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var x = new PerfItem(s, colors[nextColor++]);
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if (nextColor >= colors.Length) nextColor = 0;
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return x;
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});
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public static void Increment( string item, double x )
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{
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items[item].val += x;
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}
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public static void Tick()
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{
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foreach (var item in items.Values)
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if (item.hasNormalTick)
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item.Tick();
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}
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public static void Render(Renderer r, LineRenderer lr)
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{
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float2 origin = Game.viewport.Location + new float2(330, Game.viewport.Height - 30);
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float2 basis = new float2(-3, -3);
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lr.DrawLine(origin, origin + new float2(100, 0) * basis, Color.White, Color.White);
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lr.DrawLine(origin + new float2(100,0) * basis, origin + new float2(100,70) * basis, Color.White, Color.White);
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foreach (var item in items.Values)
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{
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int n = 0;
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item.Samples().Aggregate((a, b) =>
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{
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lr.DrawLine(
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origin + new float2(n, (float)a) * basis,
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origin + new float2(n+1, (float)b) * basis,
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item.c, item.c);
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++n;
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return b;
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});
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}
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lr.Flush();
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}
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}
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class PerfItem
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{
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public readonly Color c;
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public readonly string Name;
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public double[] samples = new double[100];
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public double val = 0.0;
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int head = 1, tail = 0;
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public bool hasNormalTick = true;
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public PerfItem(string name, Color c)
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{
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Name = name;
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this.c = c;
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}
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public void Tick()
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{
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samples[head++] = val;
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if (head == samples.Length) head = 0;
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if (head == tail && ++tail == samples.Length) tail = 0;
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val = 0.0;
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}
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public IEnumerable<double> Samples()
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{
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int n = head;
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while (n != tail)
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{
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--n;
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if (n < 0) n = samples.Length - 1;
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yield return samples[n];
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}
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}
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public double LastValue
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{
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get
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{
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int n = head;
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if (--n < 0) n = samples.Length - 1;
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return samples[n];
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}
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}
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}
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class PerfSample : IDisposable
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{
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readonly Stopwatch sw = new Stopwatch();
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readonly string Item;
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public PerfSample(string item)
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{
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Item = item;
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}
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public void Dispose()
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{
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PerfHistory.Increment(Item, sw.ElapsedTime() * 1000);
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}
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}
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}
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