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83 lines
2.6 KiB
C#
83 lines
2.6 KiB
C#
// Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
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// See the LICENCE file in the repository root for full licence text.
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using System;
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using System.Collections.Generic;
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using System.Linq;
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using osu.Framework.Timing;
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using osu.Game.Online.Spectator;
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using osu.Game.Rulesets.Scoring;
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using osu.Game.Screens.Play.HUD;
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namespace osu.Game.Screens.OnlinePlay.Multiplayer.Spectate
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{
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public class MultiplayerSpectatorLeaderboard : MultiplayerGameplayLeaderboard
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{
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private readonly Dictionary<int, TrackedUserData> trackedData = new Dictionary<int, TrackedUserData>();
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public MultiplayerSpectatorLeaderboard(ScoreProcessor scoreProcessor, int[] userIds)
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: base(scoreProcessor, userIds)
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{
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}
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public void AddSource(int userId, IClock source) => trackedData[userId] = new TrackedUserData(source);
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public void RemoveSource(int userId, IClock source) => trackedData.Remove(userId);
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protected override void OnIncomingFrames(int userId, FrameDataBundle bundle)
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{
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if (!trackedData.TryGetValue(userId, out var data))
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return;
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data.Frames.Add(new TimedFrameHeader(bundle.Frames.First().Time, bundle.Header));
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}
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protected override void Update()
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{
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base.Update();
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foreach (var (userId, data) in trackedData)
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{
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var targetTime = data.Clock.CurrentTime;
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int frameIndex = data.Frames.BinarySearch(new TimedFrameHeader(targetTime));
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if (frameIndex < 0)
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frameIndex = ~frameIndex;
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frameIndex = Math.Clamp(frameIndex - 1, 0, data.Frames.Count - 1);
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SetCurrentFrame(userId, data.Frames[frameIndex].Header);
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}
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}
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private class TrackedUserData
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{
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public readonly IClock Clock;
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public readonly List<TimedFrameHeader> Frames = new List<TimedFrameHeader>();
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public TrackedUserData(IClock clock)
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{
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Clock = clock;
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}
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}
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private class TimedFrameHeader : IComparable<TimedFrameHeader>
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{
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public readonly double Time;
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public readonly FrameHeader Header;
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public TimedFrameHeader(double time)
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{
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Time = time;
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}
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public TimedFrameHeader(double time, FrameHeader header)
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{
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Time = time;
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Header = header;
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}
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public int CompareTo(TimedFrameHeader other) => Time.CompareTo(other.Time);
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}
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}
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}
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