RA3MysteriousResearchGroup/AnotherReplayReader
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APM!

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This commit is contained in:
lanyi
2021-10-20 22:22:19 +02:00
parent 78a7310a3b
commit 0863b2fd71
12 changed files with 1206 additions and 508 deletions
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Apm/ApmPlotter.cs Normal file
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using AnotherReplayReader.ReplayFile;
using OxyPlot;
using OxyPlot.Axes;
using System;
using System.Collections.Concurrent;
using System.Collections.Generic;
using System.Collections.Immutable;
using System.Linq;
namespace AnotherReplayReader.Apm
{
public class ApmPlotterFilterOptions
{
public bool CountUnknowns { get; }
public bool CountAutos { get; }
public bool CountClicks { get; }
public ApmPlotterFilterOptions(bool countUnknowns, bool countAutos, bool countClicks)
{
CountUnknowns = countUnknowns;
CountAutos = countAutos;
CountClicks = countClicks;
}
public bool ShouldSkip(byte command)
{
if (!CountUnknowns && ApmPlotter.IsUnknown(command))
{
return true;
}
if (!CountAutos && ApmPlotter.IsAuto(command))
{
return true;
}
if (!CountClicks && ApmPlotter.IsClick(command))
{
return true;
}
return false;
}
}
internal class ApmPlotter
{
private static readonly ConcurrentDictionary<byte, byte> UnknownCommands;
private static readonly ConcurrentDictionary<byte, byte> AutoCommands;
private readonly ImmutableArray<(TimeSpan, ImmutableArray<CommandChunk>)> _commands;
public Replay Replay { get; }
public ImmutableArray<Player> Players { get; }
public ImmutableArray<TimeSpan> PlayerLifes { get; }
public ImmutableArray<TimeSpan> StricterPlayerLifes { get; }
public TimeSpan ReplayLength { get; }
static ApmPlotter()
{
static KeyValuePair<byte, byte> Create(byte x) => new(x, default);
UnknownCommands = new(RA3Commands.UnknownCommands.Select(Create));
AutoCommands = new(RA3Commands.AutoCommands.Select(Create));
}
public ApmPlotter(Replay replay)
{
if (replay.Body is not { } body)
{
throw new InvalidOperationException("Replay must be fully parsed!");
}
Replay = replay;
// player list without post Commentator
Players = (replay.Players.Last().PlayerName == Replay.PostCommentator
? replay.Players.Take(replay.Players.Length - 1)
: replay.Players).ToImmutableArray();
// get all commands
IEnumerable<CommandChunk> Filter(ReplayChunk chunk)
{
foreach (var command in CommandChunk.Parse(chunk))
{
if (command.PlayerIndex >= Players.Length)
{
Debug.Instance.DebugMessage += $"Unknown command with invalid player index: {command}\r\n";
continue;
}
yield return command;
}
}
var query = from chunk in body
where chunk.Type is 1
select (chunk.Time, Filter(chunk).ToImmutableArray());
_commands = query.ToImmutableArray();
var playerLifes = new TimeSpan[Players.Length];
var threeSeconds = TimeSpan.FromSeconds(3);
var stricterLifes = new TimeSpan[Players.Length];
foreach (var (time, commands) in _commands)
{
var estimatedTime = time + threeSeconds;
foreach (var command in commands)
{
var commandId = command.CommandId;
var playerIndex = command.PlayerIndex;
if (commandId == 0x21)
{
if (playerLifes[playerIndex] < estimatedTime)
{
playerLifes[playerIndex] = estimatedTime;
}
}
else if (!IsUnknown(commandId) && !IsAuto(commandId))
{
if (stricterLifes[playerIndex] < estimatedTime)
{
stricterLifes[playerIndex] = estimatedTime;
}
}
}
}
PlayerLifes = playerLifes.ToImmutableArray();
StricterPlayerLifes = stricterLifes.ToImmutableArray();
ReplayLength = replay.Footer?.ReplayLength ?? PlayerLifes.Max();
}
public DataPoint[][] GetPoints(TimeSpan resolution, ApmPlotterFilterOptions options)
{
var lists = Players
.Select(x => new List<int> { 0 })
.ToArray();
var currentTime = TimeSpan.Zero;
var currentIndex = 0;
foreach (var (time, commands) in _commands)
{
while (time >= currentTime + resolution)
{
currentTime += resolution;
++currentIndex;
}
foreach (var command in commands)
{
if (options.ShouldSkip(command.CommandId))
{
continue;
}
var list = lists[command.PlayerIndex];
var gap = currentIndex - list.Count;
if (gap >= 0)
{
list.AddRange(Enumerable.Repeat(0, gap + 1));
}
++lists[command.PlayerIndex][currentIndex];
}
}
var apmMultiplier = 1 / resolution.TotalMinutes;
DataPoint Create(int v, int i) => new(TimeSpanAxis.ToDouble(resolution) * i,
v * apmMultiplier);
return lists.Select(l => l.Select(Create).ToArray()).ToArray();
}
public double[] CalculateAverageApm(ApmPlotterFilterOptions options)
{
var apm = new double[Players.Length];
foreach (var (_, commands) in _commands)
{
foreach (var command in commands)
{
if (options.ShouldSkip(command.CommandId))
{
continue;
}
++apm[command.PlayerIndex];
}
}
for (var i = 0; i < apm.Length; ++i)
{
apm[i] /= PlayerLifes[i].TotalMinutes;
}
return apm;
}
public static double[] CalculateInstantApm(DataPoint[][] data, TimeSpan begin, TimeSpan end)
{
return data.Select(playerData =>
{
return playerData
.SkipWhile(p => TimeSpanAxis.ToTimeSpan(p.X) < begin)
.TakeWhile(p => TimeSpanAxis.ToTimeSpan(p.X) < end)
.Average(p => new double?(p.Y)) ?? double.NaN;
}).ToArray();
}
public Dictionary<byte, int[]> GetCommandCounts(TimeSpan begin, TimeSpan end)
{
var playerCommands = new Dictionary<byte, int[]>();
foreach (var (time, commands) in _commands)
{
if (time < begin)
{
continue;
}
if (time >= end)
{
break;
}
foreach (var command in commands)
{
if (!playerCommands.TryGetValue(command.CommandId, out var commandCount))
{
commandCount = playerCommands[command.CommandId] = new int[Players.Length];
}
commandCount[command.PlayerIndex] = commandCount[command.PlayerIndex] + 1;
}
}
return playerCommands;
}
public static bool IsUnknown(byte commandId)
{
if (UnknownCommands.ContainsKey(commandId))
{
return true;
}
if (RA3Commands.IsUnknownCommand(commandId))
{
UnknownCommands.TryAdd(commandId, default);
return true;
}
return false;
}
public static bool IsAuto(byte commandId) => AutoCommands.ContainsKey(commandId);
public static bool IsClick(byte commandId) => commandId is 0xF8 or 0xF5;
}
}