osu/osu.Game/Screens/Play/Player.cs

1061 lines
42 KiB
C#

// Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
// See the LICENCE file in the repository root for full licence text.
using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Threading.Tasks;
using osu.Framework.Allocation;
using osu.Framework.Audio;
using osu.Framework.Audio.Sample;
using osu.Framework.Bindables;
using osu.Framework.Graphics;
using osu.Framework.Graphics.Containers;
using osu.Framework.Input.Events;
using osu.Framework.Logging;
using osu.Framework.Screens;
using osu.Framework.Threading;
using osu.Game.Beatmaps;
using osu.Game.Configuration;
using osu.Game.Graphics.Containers;
using osu.Game.IO.Archives;
using osu.Game.Online.API;
using osu.Game.Online.Spectator;
using osu.Game.Overlays;
using osu.Game.Rulesets;
using osu.Game.Rulesets.Mods;
using osu.Game.Rulesets.Scoring;
using osu.Game.Rulesets.UI;
using osu.Game.Scoring;
using osu.Game.Scoring.Legacy;
using osu.Game.Screens.Ranking;
using osu.Game.Skinning;
using osu.Game.Users;
using osuTK.Graphics;
namespace osu.Game.Screens.Play
{
[Cached]
[Cached(typeof(ISamplePlaybackDisabler))]
public abstract class Player : ScreenWithBeatmapBackground, ISamplePlaybackDisabler, ILocalUserPlayInfo
{
/// <summary>
/// The delay upon completion of the beatmap before displaying the results screen.
/// </summary>
public const double RESULTS_DISPLAY_DELAY = 1000.0;
public override bool AllowBackButton => false; // handled by HoldForMenuButton
protected override UserActivity InitialActivity => new UserActivity.InSoloGame(Beatmap.Value.BeatmapInfo, Ruleset.Value);
public override float BackgroundParallaxAmount => 0.1f;
public override bool HideOverlaysOnEnter => true;
protected override OverlayActivation InitialOverlayActivationMode => OverlayActivation.UserTriggered;
// We are managing our own adjustments (see OnEntering/OnExiting).
public override bool? AllowTrackAdjustments => false;
private readonly IBindable<bool> gameActive = new Bindable<bool>(true);
private readonly Bindable<bool> samplePlaybackDisabled = new Bindable<bool>();
/// <summary>
/// Whether gameplay should pause when the game window focus is lost.
/// </summary>
protected virtual bool PauseOnFocusLost => true;
public Action RestartRequested;
public bool HasFailed { get; private set; }
private Bindable<bool> mouseWheelDisabled;
private readonly Bindable<bool> storyboardReplacesBackground = new Bindable<bool>();
public IBindable<bool> LocalUserPlaying => localUserPlaying;
private readonly Bindable<bool> localUserPlaying = new Bindable<bool>();
public int RestartCount;
[Resolved]
private ScoreManager scoreManager { get; set; }
[Resolved]
private IAPIProvider api { get; set; }
[Resolved]
private MusicController musicController { get; set; }
[Resolved]
private SpectatorClient spectatorClient { get; set; }
public GameplayState GameplayState { get; private set; }
private Ruleset ruleset;
private Sample sampleRestart;
public BreakOverlay BreakOverlay;
/// <summary>
/// Whether the gameplay is currently in a break.
/// </summary>
public readonly IBindable<bool> IsBreakTime = new BindableBool();
private BreakTracker breakTracker;
private SkipOverlay skipIntroOverlay;
private SkipOverlay skipOutroOverlay;
protected ScoreProcessor ScoreProcessor { get; private set; }
protected HealthProcessor HealthProcessor { get; private set; }
protected DrawableRuleset DrawableRuleset { get; private set; }
protected HUDOverlay HUDOverlay { get; private set; }
public bool LoadedBeatmapSuccessfully => DrawableRuleset?.Objects.Any() == true;
protected GameplayClockContainer GameplayClockContainer { get; private set; }
public DimmableStoryboard DimmableStoryboard { get; private set; }
[Cached]
[Cached(Type = typeof(IBindable<IReadOnlyList<Mod>>))]
protected new readonly Bindable<IReadOnlyList<Mod>> Mods = new Bindable<IReadOnlyList<Mod>>(Array.Empty<Mod>());
/// <summary>
/// Whether failing should be allowed.
/// By default, this checks whether all selected mods allow failing.
/// </summary>
protected virtual bool CheckModsAllowFailure() => Mods.Value.OfType<IApplicableFailOverride>().All(m => m.PerformFail());
public readonly PlayerConfiguration Configuration;
protected Score Score { get; private set; }
/// <summary>
/// Create a new player instance.
/// </summary>
protected Player(PlayerConfiguration configuration = null)
{
Configuration = configuration ?? new PlayerConfiguration();
}
private ScreenSuspensionHandler screenSuspension;
private DependencyContainer dependencies;
protected override IReadOnlyDependencyContainer CreateChildDependencies(IReadOnlyDependencyContainer parent)
=> dependencies = new DependencyContainer(base.CreateChildDependencies(parent));
protected override void LoadComplete()
{
base.LoadComplete();
if (!LoadedBeatmapSuccessfully)
return;
PrepareReplay();
ScoreProcessor.NewJudgement += result => ScoreProcessor.PopulateScore(Score.ScoreInfo);
gameActive.BindValueChanged(_ => updatePauseOnFocusLostState(), true);
}
/// <summary>
/// Run any recording / playback setup for replays.
/// </summary>
protected virtual void PrepareReplay()
{
DrawableRuleset.SetRecordTarget(Score);
}
[BackgroundDependencyLoader(true)]
private void load(AudioManager audio, OsuConfigManager config, OsuGameBase game)
{
Mods.Value = base.Mods.Value.Select(m => m.DeepClone()).ToArray();
if (Beatmap.Value is DummyWorkingBeatmap)
return;
IBeatmap playableBeatmap = loadPlayableBeatmap();
if (playableBeatmap == null)
return;
sampleRestart = audio.Samples.Get(@"Gameplay/restart");
mouseWheelDisabled = config.GetBindable<bool>(OsuSetting.MouseDisableWheel);
if (game != null)
gameActive.BindTo(game.IsActive);
if (game is OsuGame osuGame)
LocalUserPlaying.BindTo(osuGame.LocalUserPlaying);
DrawableRuleset = ruleset.CreateDrawableRulesetWith(playableBeatmap, Mods.Value);
dependencies.CacheAs(DrawableRuleset);
ScoreProcessor = ruleset.CreateScoreProcessor();
ScoreProcessor.ApplyBeatmap(playableBeatmap);
ScoreProcessor.Mods.BindTo(Mods);
dependencies.CacheAs(ScoreProcessor);
HealthProcessor = ruleset.CreateHealthProcessor(playableBeatmap.HitObjects[0].StartTime);
HealthProcessor.ApplyBeatmap(playableBeatmap);
dependencies.CacheAs(HealthProcessor);
if (!ScoreProcessor.Mode.Disabled)
config.BindWith(OsuSetting.ScoreDisplayMode, ScoreProcessor.Mode);
InternalChild = GameplayClockContainer = CreateGameplayClockContainer(Beatmap.Value, DrawableRuleset.GameplayStartTime);
Score = CreateScore(playableBeatmap);
// ensure the score is in a consistent state with the current player.
Score.ScoreInfo.BeatmapInfo = Beatmap.Value.BeatmapInfo;
Score.ScoreInfo.Ruleset = ruleset.RulesetInfo;
Score.ScoreInfo.Mods = Mods.Value.ToArray();
dependencies.CacheAs(GameplayState = new GameplayState(playableBeatmap, ruleset, Mods.Value, Score));
AddInternal(screenSuspension = new ScreenSuspensionHandler(GameplayClockContainer));
var rulesetSkinProvider = new RulesetSkinProvidingContainer(ruleset, playableBeatmap, Beatmap.Value.Skin);
// load the skinning hierarchy first.
// this is intentionally done in two stages to ensure things are in a loaded state before exposing the ruleset to skin sources.
GameplayClockContainer.Add(rulesetSkinProvider);
rulesetSkinProvider.AddRange(new[]
{
// underlay and gameplay should have access to the skinning sources.
createUnderlayComponents(),
createGameplayComponents(Beatmap.Value, playableBeatmap)
});
// add the overlay components as a separate step as they proxy some elements from the above underlay/gameplay components.
// also give the overlays the ruleset skin provider to allow rulesets to potentially override HUD elements (used to disable combo counters etc.)
// we may want to limit this in the future to disallow rulesets from outright replacing elements the user expects to be there.
rulesetSkinProvider.Add(createOverlayComponents(Beatmap.Value));
if (!DrawableRuleset.AllowGameplayOverlays)
{
HUDOverlay.ShowHud.Value = false;
HUDOverlay.ShowHud.Disabled = true;
BreakOverlay.Hide();
}
DrawableRuleset.FrameStableClock.WaitingOnFrames.BindValueChanged(waiting =>
{
if (waiting.NewValue)
GameplayClockContainer.Stop();
else
GameplayClockContainer.Start();
});
DrawableRuleset.IsPaused.BindValueChanged(paused =>
{
updateGameplayState();
updateSampleDisabledState();
});
DrawableRuleset.FrameStableClock.IsCatchingUp.BindValueChanged(_ => updateSampleDisabledState());
DrawableRuleset.HasReplayLoaded.BindValueChanged(_ => updateGameplayState());
// bind clock into components that require it
DrawableRuleset.IsPaused.BindTo(GameplayClockContainer.IsPaused);
DrawableRuleset.NewResult += r =>
{
HealthProcessor.ApplyResult(r);
ScoreProcessor.ApplyResult(r);
GameplayState.ApplyResult(r);
};
DrawableRuleset.RevertResult += r =>
{
HealthProcessor.RevertResult(r);
ScoreProcessor.RevertResult(r);
};
DimmableStoryboard.HasStoryboardEnded.ValueChanged += storyboardEnded =>
{
if (storyboardEnded.NewValue)
progressToResults(true);
};
// Bind the judgement processors to ourselves
ScoreProcessor.HasCompleted.BindValueChanged(scoreCompletionChanged);
HealthProcessor.Failed += onFail;
// Provide judgement processors to mods after they're loaded so that they're on the gameplay clock,
// this is required for mods that apply transforms to these processors.
ScoreProcessor.OnLoadComplete += _ =>
{
foreach (var mod in Mods.Value.OfType<IApplicableToScoreProcessor>())
mod.ApplyToScoreProcessor(ScoreProcessor);
};
HealthProcessor.OnLoadComplete += _ =>
{
foreach (var mod in Mods.Value.OfType<IApplicableToHealthProcessor>())
mod.ApplyToHealthProcessor(HealthProcessor);
};
IsBreakTime.BindTo(breakTracker.IsBreakTime);
IsBreakTime.BindValueChanged(onBreakTimeChanged, true);
}
protected virtual GameplayClockContainer CreateGameplayClockContainer(WorkingBeatmap beatmap, double gameplayStart) => new MasterGameplayClockContainer(beatmap, gameplayStart);
private Drawable createUnderlayComponents() =>
DimmableStoryboard = new DimmableStoryboard(Beatmap.Value.Storyboard) { RelativeSizeAxes = Axes.Both };
private Drawable createGameplayComponents(WorkingBeatmap working, IBeatmap playableBeatmap) => new ScalingContainer(ScalingMode.Gameplay)
{
Children = new Drawable[]
{
DrawableRuleset.With(r =>
r.FrameStableComponents.Children = new Drawable[]
{
ScoreProcessor,
HealthProcessor,
new ComboEffects(ScoreProcessor),
breakTracker = new BreakTracker(DrawableRuleset.GameplayStartTime, ScoreProcessor)
{
Breaks = working.Beatmap.Breaks
}
}),
}
};
private Drawable createOverlayComponents(WorkingBeatmap working)
{
var container = new Container
{
RelativeSizeAxes = Axes.Both,
Children = new[]
{
DimmableStoryboard.OverlayLayerContainer.CreateProxy(),
BreakOverlay = new BreakOverlay(working.Beatmap.BeatmapInfo.LetterboxInBreaks, ScoreProcessor)
{
Clock = DrawableRuleset.FrameStableClock,
ProcessCustomClock = false,
Breaks = working.Beatmap.Breaks
},
// display the cursor above some HUD elements.
DrawableRuleset.Cursor?.CreateProxy() ?? new Container(),
DrawableRuleset.ResumeOverlay?.CreateProxy() ?? new Container(),
HUDOverlay = new HUDOverlay(DrawableRuleset, Mods.Value)
{
HoldToQuit =
{
Action = () => PerformExit(true),
IsPaused = { BindTarget = GameplayClockContainer.IsPaused }
},
KeyCounter =
{
AlwaysVisible = { BindTarget = DrawableRuleset.HasReplayLoaded },
IsCounting = false
},
Anchor = Anchor.Centre,
Origin = Anchor.Centre
},
skipIntroOverlay = new SkipOverlay(DrawableRuleset.GameplayStartTime)
{
RequestSkip = performUserRequestedSkip
},
skipOutroOverlay = new SkipOverlay(Beatmap.Value.Storyboard.LatestEventTime ?? 0)
{
RequestSkip = () => progressToResults(false),
Alpha = 0
},
FailOverlay = new FailOverlay
{
OnRetry = Restart,
OnQuit = () => PerformExit(true),
},
PauseOverlay = new PauseOverlay
{
OnResume = Resume,
Retries = RestartCount,
OnRetry = Restart,
OnQuit = () => PerformExit(true),
},
new HotkeyExitOverlay
{
Action = () =>
{
if (!this.IsCurrentScreen()) return;
fadeOut(true);
PerformExit(false);
},
},
failAnimation = new FailAnimation(DrawableRuleset) { OnComplete = onFailComplete, },
}
};
if (!Configuration.AllowSkipping || !DrawableRuleset.AllowGameplayOverlays)
{
skipIntroOverlay.Expire();
skipOutroOverlay.Expire();
}
if (GameplayClockContainer is MasterGameplayClockContainer master)
HUDOverlay.PlayerSettingsOverlay.PlaybackSettings.UserPlaybackRate.BindTarget = master.UserPlaybackRate;
if (Configuration.AllowRestart)
{
container.Add(new HotkeyRetryOverlay
{
Action = () =>
{
if (!this.IsCurrentScreen()) return;
fadeOut(true);
Restart();
},
});
}
return container;
}
private void onBreakTimeChanged(ValueChangedEvent<bool> isBreakTime)
{
updateGameplayState();
updatePauseOnFocusLostState();
HUDOverlay.KeyCounter.IsCounting = !isBreakTime.NewValue;
}
private void updateGameplayState()
{
bool inGameplay = !DrawableRuleset.HasReplayLoaded.Value && !DrawableRuleset.IsPaused.Value && !breakTracker.IsBreakTime.Value;
OverlayActivationMode.Value = inGameplay ? OverlayActivation.Disabled : OverlayActivation.UserTriggered;
localUserPlaying.Value = inGameplay;
}
private void updateSampleDisabledState()
{
samplePlaybackDisabled.Value = DrawableRuleset.FrameStableClock.IsCatchingUp.Value || GameplayClockContainer.GameplayClock.IsPaused.Value;
}
private void updatePauseOnFocusLostState()
{
if (!PauseOnFocusLost || !pausingSupportedByCurrentState || breakTracker.IsBreakTime.Value)
return;
if (gameActive.Value == false)
{
bool paused = Pause();
// if the initial pause could not be satisfied, the pause cooldown may be active.
// reschedule the pause attempt until it can be achieved.
if (!paused)
Scheduler.AddOnce(updatePauseOnFocusLostState);
}
}
private IBeatmap loadPlayableBeatmap()
{
IBeatmap playable;
try
{
if (Beatmap.Value.Beatmap == null)
throw new InvalidOperationException("Beatmap was not loaded");
var rulesetInfo = Ruleset.Value ?? Beatmap.Value.BeatmapInfo.Ruleset;
ruleset = rulesetInfo.CreateInstance();
try
{
playable = Beatmap.Value.GetPlayableBeatmap(ruleset.RulesetInfo, Mods.Value);
}
catch (BeatmapInvalidForRulesetException)
{
// A playable beatmap may not be creatable with the user's preferred ruleset, so try using the beatmap's default ruleset
rulesetInfo = Beatmap.Value.BeatmapInfo.Ruleset;
ruleset = rulesetInfo.CreateInstance();
playable = Beatmap.Value.GetPlayableBeatmap(rulesetInfo, Mods.Value);
}
if (playable.HitObjects.Count == 0)
{
Logger.Log("Beatmap contains no hit objects!", level: LogLevel.Error);
return null;
}
}
catch (Exception e)
{
Logger.Error(e, "Could not load beatmap successfully!");
//couldn't load, hard abort!
return null;
}
return playable;
}
/// <summary>
/// Attempts to complete a user request to exit gameplay.
/// </summary>
/// <remarks>
/// <list type="bullet">
/// <item>This should only be called in response to a user interaction. Exiting is not guaranteed.</item>
/// <item>This will interrupt any pending progression to the results screen, even if the transition has begun.</item>
/// </list>
/// </remarks>
/// <param name="showDialogFirst">
/// Whether the pause or fail dialog should be shown before performing an exit.
/// If <see langword="true"/> and a dialog is not yet displayed, the exit will be blocked and the relevant dialog will display instead.
/// </param>
protected void PerformExit(bool showDialogFirst)
{
// if an exit has been requested, cancel any pending completion (the user has shown intention to exit).
resultsDisplayDelegate?.Cancel();
// there is a chance that an exit request occurs after the transition to results has already started.
// even in such a case, the user has shown intent, so forcefully return to this screen (to proceed with the upwards exit process).
if (!this.IsCurrentScreen())
{
ValidForResume = false;
// in the potential case that this instance has already been exited, this is required to avoid a crash.
if (this.GetChildScreen() != null)
this.MakeCurrent();
return;
}
bool pauseOrFailDialogVisible =
PauseOverlay.State.Value == Visibility.Visible || FailOverlay.State.Value == Visibility.Visible;
if (showDialogFirst && !pauseOrFailDialogVisible)
{
// if the fail animation is currently in progress, accelerate it (it will show the pause dialog on completion).
if (ValidForResume && HasFailed)
{
failAnimation.FinishTransforms(true);
return;
}
// even if this call has requested a dialog, there is a chance the current player mode doesn't support pausing.
if (pausingSupportedByCurrentState)
{
// in the case a dialog needs to be shown, attempt to pause and show it.
// this may fail (see internal checks in Pause()) but the fail cases are temporary, so don't fall through to Exit().
Pause();
return;
}
}
// The actual exit is performed if
// - the pause / fail dialog was not requested
// - the pause / fail dialog was requested but is already displayed (user showing intention to exit).
// - the pause / fail dialog was requested but couldn't be displayed due to the type or state of this Player instance.
this.Exit();
}
private void performUserRequestedSkip()
{
// user requested skip
// disable sample playback to stop currently playing samples and perform skip
samplePlaybackDisabled.Value = true;
(GameplayClockContainer as MasterGameplayClockContainer)?.Skip();
// return samplePlaybackDisabled.Value to what is defined by the beatmap's current state
updateSampleDisabledState();
}
/// <summary>
/// Seek to a specific time in gameplay.
/// </summary>
/// <param name="time">The destination time to seek to.</param>
public void Seek(double time) => GameplayClockContainer.Seek(time);
private ScheduledDelegate frameStablePlaybackResetDelegate;
/// <summary>
/// Seeks to a specific time in gameplay, bypassing frame stability.
/// </summary>
/// <remarks>
/// Intermediate hitobject judgements may not be applied or reverted correctly during this seek.
/// </remarks>
/// <param name="time">The destination time to seek to.</param>
internal void NonFrameStableSeek(double time)
{
if (frameStablePlaybackResetDelegate?.Cancelled == false && !frameStablePlaybackResetDelegate.Completed)
frameStablePlaybackResetDelegate.RunTask();
bool wasFrameStable = DrawableRuleset.FrameStablePlayback;
DrawableRuleset.FrameStablePlayback = false;
Seek(time);
// Delay resetting frame-stable playback for one frame to give the FrameStabilityContainer a chance to seek.
frameStablePlaybackResetDelegate = ScheduleAfterChildren(() => DrawableRuleset.FrameStablePlayback = wasFrameStable);
}
/// <summary>
/// Restart gameplay via a parent <see cref="PlayerLoader"/>.
/// <remarks>This can be called from a child screen in order to trigger the restart process.</remarks>
/// </summary>
public void Restart()
{
if (!Configuration.AllowRestart)
return;
// at the point of restarting the track should either already be paused or the volume should be zero.
// stopping here is to ensure music doesn't become audible after exiting back to PlayerLoader.
musicController.Stop();
sampleRestart?.Play();
RestartRequested?.Invoke();
PerformExit(false);
}
/// <summary>
/// This delegate, when set, means the results screen has been queued to appear.
/// The display of the results screen may be delayed by any work being done in <see cref="PrepareScoreForResultsAsync"/>.
/// </summary>
/// <remarks>
/// Once set, this can *only* be cancelled by rewinding, ie. if <see cref="JudgementProcessor.HasCompleted">ScoreProcessor.HasCompleted</see> becomes <see langword="false"/>.
/// Even if the user requests an exit, it will forcefully proceed to the results screen (see special case in <see cref="OnExiting"/>).
/// </remarks>
private ScheduledDelegate resultsDisplayDelegate;
/// <summary>
/// A task which asynchronously prepares a completed score for display at results.
/// This may include performing net requests or importing the score into the database, generally to ensure things are in a sane state for the play session.
/// </summary>
private Task<ScoreInfo> prepareScoreForDisplayTask;
/// <summary>
/// Handles changes in player state which may progress the completion of gameplay / this screen's lifetime.
/// </summary>
/// <exception cref="InvalidOperationException">Thrown if this method is called more than once without changing state.</exception>
private void scoreCompletionChanged(ValueChangedEvent<bool> completed)
{
// If this player instance is in the middle of an exit, don't attempt any kind of state update.
if (!this.IsCurrentScreen())
return;
// Special case to handle rewinding post-completion. This is the only way already queued forward progress can be cancelled.
// TODO: Investigate whether this can be moved to a RewindablePlayer subclass or similar.
// Currently, even if this scenario is hit, prepareScoreForDisplay has already been queued (and potentially run).
// In scenarios where rewinding is possible (replay, spectating) this is a non-issue as no submission/import work is done,
// but it still doesn't feel right that this exists here.
if (!completed.NewValue)
{
resultsDisplayDelegate?.Cancel();
resultsDisplayDelegate = null;
ValidForResume = true;
skipOutroOverlay.Hide();
return;
}
// Only show the completion screen if the player hasn't failed
if (HealthProcessor.HasFailed)
return;
// Setting this early in the process means that even if something were to go wrong in the order of events following, there
// is no chance that a user could return to the (already completed) Player instance from a child screen.
ValidForResume = false;
// Ensure we are not writing to the replay any more, as we are about to consume and store the score.
DrawableRuleset.SetRecordTarget(null);
if (!Configuration.ShowResults)
return;
prepareScoreForDisplayTask ??= Task.Run(prepareScoreForResults);
bool storyboardHasOutro = DimmableStoryboard.ContentDisplayed && !DimmableStoryboard.HasStoryboardEnded.Value;
if (storyboardHasOutro)
{
// if the current beatmap has a storyboard, the progression to results will be handled by the storyboard ending
// or the user pressing the skip outro button.
skipOutroOverlay.Show();
return;
}
progressToResults(true);
}
/// <summary>
/// Asynchronously run score preparation operations (database import, online submission etc.).
/// </summary>
/// <returns>The final score.</returns>
private async Task<ScoreInfo> prepareScoreForResults()
{
var scoreCopy = Score.DeepClone();
try
{
await PrepareScoreForResultsAsync(scoreCopy).ConfigureAwait(false);
}
catch (Exception ex)
{
Logger.Error(ex, @"Score preparation failed!");
}
try
{
await ImportScore(scoreCopy).ConfigureAwait(false);
}
catch (Exception ex)
{
Logger.Error(ex, @"Score import failed!");
}
return scoreCopy.ScoreInfo;
}
/// <summary>
/// Queue the results screen for display.
/// </summary>
/// <remarks>
/// A final display will only occur once all work is completed in <see cref="PrepareScoreForResultsAsync"/>. This means that even after calling this method, the results screen will never be shown until <see cref="JudgementProcessor.HasCompleted">ScoreProcessor.HasCompleted</see> becomes <see langword="true"/>.
///
/// Calling this method multiple times will have no effect.
/// </remarks>
/// <param name="withDelay">Whether a minimum delay (<see cref="RESULTS_DISPLAY_DELAY"/>) should be added before the screen is displayed.</param>
private void progressToResults(bool withDelay)
{
if (resultsDisplayDelegate != null)
// Note that if progressToResults is called one withDelay=true and then withDelay=false, this no-delay timing will not be
// accounted for. shouldn't be a huge concern (a user pressing the skip button after a results progression has already been queued
// may take x00 more milliseconds than expected in the very rare edge case).
//
// If required we can handle this more correctly by rescheduling here.
return;
double delay = withDelay ? RESULTS_DISPLAY_DELAY : 0;
resultsDisplayDelegate = new ScheduledDelegate(() =>
{
if (prepareScoreForDisplayTask?.IsCompleted != true)
// If the asynchronous preparation has not completed, keep repeating this delegate.
return;
resultsDisplayDelegate?.Cancel();
if (!this.IsCurrentScreen())
// This player instance may already be in the process of exiting.
return;
this.Push(CreateResults(prepareScoreForDisplayTask.Result));
}, Time.Current + delay, 50);
Scheduler.Add(resultsDisplayDelegate);
}
protected override bool OnScroll(ScrollEvent e) => mouseWheelDisabled.Value && !GameplayClockContainer.IsPaused.Value;
#region Fail Logic
protected FailOverlay FailOverlay { get; private set; }
private FailAnimation failAnimation;
private bool onFail()
{
if (!CheckModsAllowFailure())
return false;
HasFailed = true;
Score.ScoreInfo.Passed = false;
// There is a chance that we could be in a paused state as the ruleset's internal clock (see FrameStabilityContainer)
// could process an extra frame after the GameplayClock is stopped.
// In such cases we want the fail state to precede a user triggered pause.
if (PauseOverlay.State.Value == Visibility.Visible)
PauseOverlay.Hide();
failAnimation.Start();
if (Mods.Value.OfType<IApplicableFailOverride>().Any(m => m.RestartOnFail))
Restart();
return true;
}
// Called back when the transform finishes
private void onFailComplete()
{
GameplayClockContainer.Stop();
FailOverlay.Retries = RestartCount;
FailOverlay.Show();
}
#endregion
#region Pause Logic
public bool IsResuming { get; private set; }
/// <summary>
/// The amount of gameplay time after which a second pause is allowed.
/// </summary>
private const double pause_cooldown = 1000;
protected PauseOverlay PauseOverlay { get; private set; }
private double? lastPauseActionTime;
protected bool PauseCooldownActive =>
lastPauseActionTime.HasValue && GameplayClockContainer.GameplayClock.CurrentTime < lastPauseActionTime + pause_cooldown;
/// <summary>
/// A set of conditionals which defines whether the current game state and configuration allows for
/// pausing to be attempted via <see cref="Pause"/>. If false, the game should generally exit if a user pause
/// is attempted.
/// </summary>
private bool pausingSupportedByCurrentState =>
// must pass basic screen conditions (beatmap loaded, instance allows pause)
LoadedBeatmapSuccessfully && Configuration.AllowPause && ValidForResume
// replays cannot be paused and exit immediately
&& !DrawableRuleset.HasReplayLoaded.Value
// cannot pause if we are already in a fail state
&& !HasFailed;
private bool canResume =>
// cannot resume from a non-paused state
GameplayClockContainer.IsPaused.Value
// cannot resume if we are already in a fail state
&& !HasFailed
// already resuming
&& !IsResuming;
public bool Pause()
{
if (!pausingSupportedByCurrentState) return false;
if (!IsResuming && PauseCooldownActive)
return false;
if (IsResuming)
{
DrawableRuleset.CancelResume();
IsResuming = false;
}
GameplayClockContainer.Stop();
PauseOverlay.Show();
lastPauseActionTime = GameplayClockContainer.GameplayClock.CurrentTime;
return true;
}
public void Resume()
{
if (!canResume) return;
IsResuming = true;
PauseOverlay.Hide();
// breaks and time-based conditions may allow instant resume.
if (breakTracker.IsBreakTime.Value)
completeResume();
else
DrawableRuleset.RequestResume(completeResume);
void completeResume()
{
GameplayClockContainer.Start();
IsResuming = false;
}
}
#endregion
#region Screen Logic
public override void OnEntering(IScreen last)
{
base.OnEntering(last);
if (!LoadedBeatmapSuccessfully)
return;
Alpha = 0;
this
.ScaleTo(0.7f)
.ScaleTo(1, 750, Easing.OutQuint)
.Delay(250)
.FadeIn(250);
ApplyToBackground(b =>
{
b.IgnoreUserSettings.Value = false;
b.BlurAmount.Value = 0;
b.FadeColour(Color4.White, 250);
// bind component bindables.
b.IsBreakTime.BindTo(breakTracker.IsBreakTime);
b.StoryboardReplacesBackground.BindTo(storyboardReplacesBackground);
});
HUDOverlay.IsBreakTime.BindTo(breakTracker.IsBreakTime);
DimmableStoryboard.IsBreakTime.BindTo(breakTracker.IsBreakTime);
DimmableStoryboard.StoryboardReplacesBackground.BindTo(storyboardReplacesBackground);
storyboardReplacesBackground.Value = Beatmap.Value.Storyboard.ReplacesBackground && Beatmap.Value.Storyboard.HasDrawable;
foreach (var mod in Mods.Value.OfType<IApplicableToPlayer>())
mod.ApplyToPlayer(this);
foreach (var mod in Mods.Value.OfType<IApplicableToHUD>())
mod.ApplyToHUD(HUDOverlay);
// Our mods are local copies of the global mods so they need to be re-applied to the track.
// This is done through the music controller (for now), because resetting speed adjustments on the beatmap track also removes adjustments provided by DrawableTrack.
// Todo: In the future, player will receive in a track and will probably not have to worry about this...
musicController.ResetTrackAdjustments();
foreach (var mod in Mods.Value.OfType<IApplicableToTrack>())
mod.ApplyToTrack(musicController.CurrentTrack);
updateGameplayState();
GameplayClockContainer.FadeInFromZero(750, Easing.OutQuint);
StartGameplay();
}
/// <summary>
/// Called to trigger the starting of the gameplay clock and underlying gameplay.
/// This will be called on entering the player screen once. A derived class may block the first call to this to delay the start of gameplay.
/// </summary>
protected virtual void StartGameplay()
{
if (GameplayClockContainer.GameplayClock.IsRunning)
throw new InvalidOperationException($"{nameof(StartGameplay)} should not be called when the gameplay clock is already running");
GameplayClockContainer.Reset();
}
public override void OnSuspending(IScreen next)
{
screenSuspension?.Expire();
fadeOut();
base.OnSuspending(next);
}
public override bool OnExiting(IScreen next)
{
screenSuspension?.Expire();
// if arriving here and the results screen preparation task hasn't run, it's safe to say the user has not completed the beatmap.
if (prepareScoreForDisplayTask == null)
{
Score.ScoreInfo.Passed = false;
// potentially should be ScoreRank.F instead? this is the best alternative for now.
Score.ScoreInfo.Rank = ScoreRank.D;
}
// EndPlaying() is typically called from ReplayRecorder.Dispose(). Disposal is currently asynchronous.
// To resolve test failures, forcefully end playing synchronously when this screen exits.
// Todo: Replace this with a more permanent solution once osu-framework has a synchronous cleanup method.
spectatorClient.EndPlaying();
// GameplayClockContainer performs seeks / start / stop operations on the beatmap's track.
// as we are no longer the current screen, we cannot guarantee the track is still usable.
(GameplayClockContainer as MasterGameplayClockContainer)?.StopUsingBeatmapClock();
musicController.ResetTrackAdjustments();
fadeOut();
return base.OnExiting(next);
}
/// <summary>
/// Creates the player's <see cref="Scoring.Score"/>.
/// </summary>
/// <param name="beatmap"></param>
/// <returns>The <see cref="Scoring.Score"/>.</returns>
protected virtual Score CreateScore(IBeatmap beatmap) => new Score
{
ScoreInfo = new ScoreInfo { User = api.LocalUser.Value },
};
/// <summary>
/// Imports the player's <see cref="Scoring.Score"/> to the local database.
/// </summary>
/// <param name="score">The <see cref="Scoring.Score"/> to import.</param>
/// <returns>The imported score.</returns>
protected virtual async Task ImportScore(Score score)
{
// Replays are already populated and present in the game's database, so should not be re-imported.
if (DrawableRuleset.ReplayScore != null)
return;
LegacyByteArrayReader replayReader;
using (var stream = new MemoryStream())
{
new LegacyScoreEncoder(score, GameplayState.Beatmap).Encode(stream);
replayReader = new LegacyByteArrayReader(stream.ToArray(), "replay.osr");
}
// For the time being, online ID responses are not really useful for anything.
// In addition, the IDs provided via new (lazer) endpoints are based on a different autoincrement from legacy (stable) scores.
//
// Until we better define the server-side logic behind this, let's not store the online ID to avoid potential unique constraint
// conflicts across various systems (ie. solo and multiplayer).
long? onlineScoreId = score.ScoreInfo.OnlineScoreID;
score.ScoreInfo.OnlineScoreID = null;
await scoreManager.Import(score.ScoreInfo, replayReader).ConfigureAwait(false);
// ... And restore the online ID for other processes to handle correctly (e.g. de-duplication for the results screen).
score.ScoreInfo.OnlineScoreID = onlineScoreId;
}
/// <summary>
/// Prepare the <see cref="Scoring.Score"/> for display at results.
/// </summary>
/// <param name="score">The <see cref="Scoring.Score"/> to prepare.</param>
/// <returns>A task that prepares the provided score. On completion, the score is assumed to be ready for display.</returns>
protected virtual Task PrepareScoreForResultsAsync(Score score) => Task.CompletedTask;
/// <summary>
/// Creates the <see cref="ResultsScreen"/> for a <see cref="ScoreInfo"/>.
/// </summary>
/// <param name="score">The <see cref="ScoreInfo"/> to be displayed in the results screen.</param>
/// <returns>The <see cref="ResultsScreen"/>.</returns>
protected virtual ResultsScreen CreateResults(ScoreInfo score) => new SoloResultsScreen(score, true);
private void fadeOut(bool instant = false)
{
float fadeOutDuration = instant ? 0 : 250;
this.FadeOut(fadeOutDuration);
ApplyToBackground(b => b.IgnoreUserSettings.Value = true);
storyboardReplacesBackground.Value = false;
}
#endregion
IBindable<bool> ISamplePlaybackDisabler.SamplePlaybackDisabled => samplePlaybackDisabled;
IBindable<bool> ILocalUserPlayInfo.IsPlaying => LocalUserPlaying;
}
}