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Merge pull request #19936 from peppy/catch-up-woes-2

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Move `MasterClockState` handling in to `SpectatorSyncManager`
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Dean Herbert 2022-08-24 16:48:28 +09:00 committed by GitHub
commit b5c244e624
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5 changed files with 77 additions and 98 deletions
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6
osu.Game.Tests/OnlinePlay/TestSceneCatchUpSyncManager.cs
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@ -146,12 +146,12 @@ namespace osu.Game.Tests.OnlinePlay
}
private void setWaiting(Func<SpectatorPlayerClock> playerClock, bool waiting)
=> AddStep($"set player clock {clocksById[playerClock()]} waiting = {waiting}", () => playerClock().WaitingOnFrames.Value = waiting);
=> AddStep($"set player clock {clocksById[playerClock()]} waiting = {waiting}", () => playerClock().WaitingOnFrames = waiting);
private void setAllWaiting(bool waiting) => AddStep($"set all player clocks waiting = {waiting}", () =>
{
player1.WaitingOnFrames.Value = waiting;
player2.WaitingOnFrames.Value = waiting;
player1.WaitingOnFrames = waiting;
player2.WaitingOnFrames = waiting;
});
private void setMasterTime(double time)

6
osu.Game/Screens/OnlinePlay/Multiplayer/Spectate/MultiSpectatorPlayer.cs
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@ -2,7 +2,6 @@
// See the LICENCE file in the repository root for full licence text.
using osu.Framework.Allocation;
using osu.Framework.Bindables;
using osu.Game.Beatmaps;
using osu.Game.Scoring;
using osu.Game.Screens.Play;
@ -14,7 +13,6 @@ namespace osu.Game.Screens.OnlinePlay.Multiplayer.Spectate
/// </summary>
public class MultiSpectatorPlayer : SpectatorPlayer
{
private readonly Bindable<bool> waitingOnFrames = new Bindable<bool>(true);
private readonly SpectatorPlayerClock spectatorPlayerClock;
/// <summary>
@ -31,8 +29,6 @@ namespace osu.Game.Screens.OnlinePlay.Multiplayer.Spectate
[BackgroundDependencyLoader]
private void load()
{
spectatorPlayerClock.WaitingOnFrames.BindTo(waitingOnFrames);
HUDOverlay.PlayerSettingsOverlay.Expire();
HUDOverlay.HoldToQuit.Expire();
}
@ -53,7 +49,7 @@ namespace osu.Game.Screens.OnlinePlay.Multiplayer.Spectate
base.UpdateAfterChildren();
// This is required because the frame stable clock is set to WaitingOnFrames = false for one frame.
waitingOnFrames.Value = DrawableRuleset.FrameStableClock.WaitingOnFrames.Value || Score.Replay.Frames.Count == 0;
spectatorPlayerClock.WaitingOnFrames = DrawableRuleset.FrameStableClock.WaitingOnFrames.Value || Score.Replay.Frames.Count == 0;
}
protected override GameplayClockContainer CreateGameplayClockContainer(WorkingBeatmap beatmap, double gameplayStart)

100
osu.Game/Screens/OnlinePlay/Multiplayer/Spectate/MultiSpectatorScreen.cs
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@ -4,12 +4,9 @@
using System;
using System.Linq;
using osu.Framework.Allocation;
using osu.Framework.Bindables;
using osu.Framework.Extensions.ObjectExtensions;
using osu.Framework.Graphics;
using osu.Framework.Graphics.Containers;
using osu.Framework.Logging;
using osu.Game.Beatmaps;
using osu.Game.Graphics;
using osu.Game.Online.Multiplayer;
using osu.Game.Online.Rooms;
@ -52,7 +49,6 @@ namespace osu.Game.Screens.OnlinePlay.Multiplayer.Spectate
private PlayerGrid grid = null!;
private MultiSpectatorLeaderboard leaderboard = null!;
private PlayerArea? currentAudioSource;
private bool canStartMasterClock;
private readonly Room room;
private readonly MultiplayerRoomUser[] users;
@ -77,50 +73,54 @@ namespace osu.Game.Screens.OnlinePlay.Multiplayer.Spectate
FillFlowContainer leaderboardFlow;
Container scoreDisplayContainer;
masterClockContainer = CreateMasterGameplayClockContainer(Beatmap.Value);
InternalChildren = new[]
InternalChildren = new Drawable[]
{
(Drawable)(syncManager = new SpectatorSyncManager(masterClockContainer)),
masterClockContainer.WithChild(new GridContainer
masterClockContainer = new MasterGameplayClockContainer(Beatmap.Value, 0)
{
RelativeSizeAxes = Axes.Both,
RowDimensions = new[] { new Dimension(GridSizeMode.AutoSize) },
Content = new[]
Child = new GridContainer
{
new Drawable[]
RelativeSizeAxes = Axes.Both,
RowDimensions = new[] { new Dimension(GridSizeMode.AutoSize) },
Content = new[]
{
scoreDisplayContainer = new Container
new Drawable[]
{
RelativeSizeAxes = Axes.X,
AutoSizeAxes = Axes.Y
},
},
new Drawable[]
{
new GridContainer
{
RelativeSizeAxes = Axes.Both,
ColumnDimensions = new[] { new Dimension(GridSizeMode.AutoSize) },
Content = new[]
scoreDisplayContainer = new Container
{
new Drawable[]
RelativeSizeAxes = Axes.X,
AutoSizeAxes = Axes.Y
},
},
new Drawable[]
{
new GridContainer
{
RelativeSizeAxes = Axes.Both,
ColumnDimensions = new[] { new Dimension(GridSizeMode.AutoSize) },
Content = new[]
{
leaderboardFlow = new FillFlowContainer
new Drawable[]
{
Anchor = Anchor.CentreLeft,
Origin = Anchor.CentreLeft,
AutoSizeAxes = Axes.Both,
Direction = FillDirection.Vertical,
Spacing = new Vector2(5)
},
grid = new PlayerGrid { RelativeSizeAxes = Axes.Both }
leaderboardFlow = new FillFlowContainer
{
Anchor = Anchor.CentreLeft,
Origin = Anchor.CentreLeft,
AutoSizeAxes = Axes.Both,
Direction = FillDirection.Vertical,
Spacing = new Vector2(5)
},
grid = new PlayerGrid { RelativeSizeAxes = Axes.Both }
}
}
}
}
}
}
})
},
syncManager = new SpectatorSyncManager(masterClockContainer)
{
ReadyToStart = performInitialSeek,
}
};
for (int i = 0; i < Users.Count; i++)
@ -157,9 +157,6 @@ namespace osu.Game.Screens.OnlinePlay.Multiplayer.Spectate
base.LoadComplete();
masterClockContainer.Reset();
syncManager.ReadyToStart += onReadyToStart;
syncManager.MasterState.BindValueChanged(onMasterStateChanged, true);
}
protected override void Update()
@ -178,9 +175,9 @@ namespace osu.Game.Screens.OnlinePlay.Multiplayer.Spectate
}
private bool isCandidateAudioSource(SpectatorPlayerClock? clock)
=> clock?.IsRunning == true && !clock.IsCatchingUp && !clock.WaitingOnFrames.Value;
=> clock?.IsRunning == true && !clock.IsCatchingUp && !clock.WaitingOnFrames;
private void onReadyToStart()
private void performInitialSeek()
{
// Seek the master clock to the gameplay time.
// This is chosen as the first available frame in the players' replays, which matches the seek by each individual SpectatorPlayer.
@ -192,27 +189,6 @@ namespace osu.Game.Screens.OnlinePlay.Multiplayer.Spectate
masterClockContainer.StartTime = startTime;
masterClockContainer.Reset(true);
// Although the clock has been started, this flag is set to allow for later synchronisation state changes to also be able to start it.
canStartMasterClock = true;
}
private void onMasterStateChanged(ValueChangedEvent<MasterClockState> state)
{
Logger.Log($"{nameof(MultiSpectatorScreen)}'s master clock become {state.NewValue}");
switch (state.NewValue)
{
case MasterClockState.Synchronised:
if (canStartMasterClock)
masterClockContainer.Start();
break;
case MasterClockState.TooFarAhead:
masterClockContainer.Stop();
break;
}
}
protected override void OnNewPlayingUserState(int userId, SpectatorState spectatorState)
@ -254,7 +230,5 @@ namespace osu.Game.Screens.OnlinePlay.Multiplayer.Spectate
return base.OnBackButton();
}
protected virtual MasterGameplayClockContainer CreateMasterGameplayClockContainer(WorkingBeatmap beatmap) => new MasterGameplayClockContainer(beatmap, 0);
}
}

25
osu.Game/Screens/OnlinePlay/Multiplayer/Spectate/SpectatorPlayerClock.cs
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@ -2,7 +2,6 @@
// See the LICENCE file in the repository root for full licence text.
using System;
using osu.Framework.Bindables;
using osu.Framework.Timing;
using osu.Game.Screens.Play;
@ -16,7 +15,7 @@ namespace osu.Game.Screens.OnlinePlay.Multiplayer.Spectate
/// <summary>
/// The catch up rate.
/// </summary>
public const double CATCHUP_RATE = 2;
private const double catchup_rate = 2;
private readonly GameplayClockContainer masterClock;
@ -25,7 +24,7 @@ namespace osu.Game.Screens.OnlinePlay.Multiplayer.Spectate
/// <summary>
/// Whether this clock is waiting on frames to continue playback.
/// </summary>
public Bindable<bool> WaitingOnFrames { get; } = new Bindable<bool>(true);
public bool WaitingOnFrames { get; set; } = true;
/// <summary>
/// Whether this clock is behind the master clock and running at a higher rate to catch up to it.
@ -68,23 +67,14 @@ namespace osu.Game.Screens.OnlinePlay.Multiplayer.Spectate
{
}
public double Rate => IsCatchingUp ? CATCHUP_RATE : 1;
double IAdjustableClock.Rate
public double Rate
{
get => Rate;
set => throw new NotSupportedException();
get => IsCatchingUp ? catchup_rate : 1;
set => throw new NotImplementedException();
}
double IClock.Rate => Rate;
public void ProcessFrame()
{
ElapsedFrameTime = 0;
FramesPerSecond = 0;
masterClock.ProcessFrame();
if (IsRunning)
{
double elapsedSource = masterClock.ElapsedFrameTime;
@ -94,6 +84,11 @@ namespace osu.Game.Screens.OnlinePlay.Multiplayer.Spectate
ElapsedFrameTime = elapsed;
FramesPerSecond = masterClock.FramesPerSecond;
}
else
{
ElapsedFrameTime = 0;
FramesPerSecond = 0;
}
}
public double ElapsedFrameTime { get; private set; }

38
osu.Game/Screens/OnlinePlay/Multiplayer/Spectate/SpectatorSyncManager.cs
View File

@ -4,8 +4,8 @@
using System;
using System.Collections.Generic;
using System.Linq;
using osu.Framework.Bindables;
using osu.Framework.Graphics;
using osu.Framework.Logging;
using osu.Game.Screens.Play;
namespace osu.Game.Screens.OnlinePlay.Multiplayer.Spectate
@ -33,12 +33,7 @@ namespace osu.Game.Screens.OnlinePlay.Multiplayer.Spectate
/// <summary>
/// An event which is invoked when gameplay is ready to start.
/// </summary>
public event Action? ReadyToStart;
/// <summary>
/// The catch-up state of the master clock.
/// </summary>
public IBindable<MasterClockState> MasterState => masterState;
public Action? ReadyToStart;
public double CurrentMasterTime => masterClock.CurrentTime;
@ -52,9 +47,10 @@ namespace osu.Game.Screens.OnlinePlay.Multiplayer.Spectate
/// </summary>
private readonly List<SpectatorPlayerClock> playerClocks = new List<SpectatorPlayerClock>();
private readonly Bindable<MasterClockState> masterState = new Bindable<MasterClockState>();
private MasterClockState masterState = MasterClockState.Synchronised;
private bool hasStarted;
private double? firstStartAttemptTime;
public SpectatorSyncManager(GameplayClockContainer master)
@ -111,7 +107,7 @@ namespace osu.Game.Screens.OnlinePlay.Multiplayer.Spectate
if (playerClocks.Count == 0)
return false;
int readyCount = playerClocks.Count(s => !s.WaitingOnFrames.Value);
int readyCount = playerClocks.Count(s => !s.WaitingOnFrames);
if (readyCount == playerClocks.Count)
return performStart();
@ -158,7 +154,7 @@ namespace osu.Game.Screens.OnlinePlay.Multiplayer.Spectate
}
// Make sure the player clock is running if it can.
clock.IsRunning = !clock.WaitingOnFrames.Value;
clock.IsRunning = !clock.WaitingOnFrames;
if (clock.IsCatchingUp)
{
@ -180,8 +176,26 @@ namespace osu.Game.Screens.OnlinePlay.Multiplayer.Spectate
/// </summary>
private void updateMasterState()
{
bool anyInSync = playerClocks.Any(s => !s.IsCatchingUp);
masterState.Value = anyInSync ? MasterClockState.Synchronised : MasterClockState.TooFarAhead;
MasterClockState newState = playerClocks.Any(s => !s.IsCatchingUp) ? MasterClockState.Synchronised : MasterClockState.TooFarAhead;
if (masterState == newState)
return;
masterState = newState;
Logger.Log($"{nameof(SpectatorSyncManager)}'s master clock become {masterState}");
switch (masterState)
{
case MasterClockState.Synchronised:
if (hasStarted)
masterClock.Start();
break;
case MasterClockState.TooFarAhead:
masterClock.Stop();
break;
}
}
}
}