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mirror of https://github.com/ppy/osu.git synced 2024-11-12 02:27:25 +08:00
osu-lazer/osu.Game/Screens/Play/Player.cs
Dean Herbert 3fe4b8fd1c Update variable names
Also cleans up some weird code
2019-02-22 17:51:39 +09:00

449 lines
16 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.Linq;
using System.Threading.Tasks;
using osu.Framework;
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.Graphics.Cursor;
using osu.Framework.Input.Events;
using osu.Framework.Logging;
using osu.Framework.Screens;
using osu.Framework.Threading;
using osu.Framework.Timing;
using osu.Game.Beatmaps;
using osu.Game.Configuration;
using osu.Game.Graphics;
using osu.Game.Graphics.Containers;
using osu.Game.Graphics.Cursor;
using osu.Game.Online.API;
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.Screens.Ranking;
using osu.Game.Skinning;
using osu.Game.Storyboards.Drawables;
using osuTK.Graphics;
namespace osu.Game.Screens.Play
{
public class Player : ScreenWithBeatmapBackground, IProvideCursor
{
protected override bool AllowBackButton => false; // handled by HoldForMenuButton
public override float BackgroundParallaxAmount => 0.1f;
public override bool HideOverlaysOnEnter => true;
public override OverlayActivation InitialOverlayActivationMode => OverlayActivation.UserTriggered;
public Action RestartRequested;
public bool HasFailed { get; private set; }
public bool AllowPause { get; set; } = true;
public bool AllowLeadIn { get; set; } = true;
public bool AllowResults { get; set; } = true;
private Bindable<bool> mouseWheelDisabled;
private Bindable<double> userAudioOffset;
public int RestartCount;
public CursorContainer Cursor => RulesetContainer.Cursor;
public bool ProvidingUserCursor => RulesetContainer?.Cursor != null && !RulesetContainer.HasReplayLoaded.Value;
private IAdjustableClock sourceClock;
/// <summary>
/// The decoupled clock used for gameplay. Should be used for seeks and clock control.
/// </summary>
private DecoupleableInterpolatingFramedClock adjustableClock;
[Resolved]
private ScoreManager scoreManager { get; set; }
private PauseContainer pauseContainer;
private RulesetInfo ruleset;
private APIAccess api;
private SampleChannel sampleRestart;
protected ScoreProcessor ScoreProcessor;
protected RulesetContainer RulesetContainer;
protected HUDOverlay HUDOverlay;
private FailOverlay failOverlay;
private DrawableStoryboard storyboard;
private Container storyboardContainer;
public bool LoadedBeatmapSuccessfully => RulesetContainer?.Objects.Any() == true;
[BackgroundDependencyLoader]
private void load(AudioManager audio, APIAccess api, OsuConfigManager config)
{
this.api = api;
WorkingBeatmap working = Beatmap.Value;
if (working is DummyWorkingBeatmap)
return;
sampleRestart = audio.Sample.Get(@"Gameplay/restart");
mouseWheelDisabled = config.GetBindable<bool>(OsuSetting.MouseDisableWheel);
userAudioOffset = config.GetBindable<double>(OsuSetting.AudioOffset);
IBeatmap beatmap;
try
{
beatmap = working.Beatmap;
if (beatmap == null)
throw new InvalidOperationException("Beatmap was not loaded");
ruleset = Ruleset.Value ?? beatmap.BeatmapInfo.Ruleset;
var rulesetInstance = ruleset.CreateInstance();
try
{
RulesetContainer = rulesetInstance.CreateRulesetContainerWith(working);
}
catch (BeatmapInvalidForRulesetException)
{
// we may fail to create a RulesetContainer if the beatmap cannot be loaded with the user's preferred ruleset
// let's try again forcing the beatmap's ruleset.
ruleset = beatmap.BeatmapInfo.Ruleset;
rulesetInstance = ruleset.CreateInstance();
RulesetContainer = rulesetInstance.CreateRulesetContainerWith(Beatmap.Value);
}
if (!RulesetContainer.Objects.Any())
{
Logger.Log("Beatmap contains no hit objects!", level: LogLevel.Error);
return;
}
}
catch (Exception e)
{
Logger.Error(e, "Could not load beatmap sucessfully!");
//couldn't load, hard abort!
return;
}
sourceClock = (IAdjustableClock)working.Track ?? new StopwatchClock();
adjustableClock = new DecoupleableInterpolatingFramedClock { IsCoupled = false };
adjustableClock.Seek(AllowLeadIn
? Math.Min(0, RulesetContainer.GameplayStartTime - beatmap.BeatmapInfo.AudioLeadIn)
: RulesetContainer.GameplayStartTime);
adjustableClock.ProcessFrame();
// Lazer's audio timings in general doesn't match stable. This is the result of user testing, albeit limited.
// This only seems to be required on windows. We need to eventually figure out why, with a bit of luck.
var platformOffsetClock = new FramedOffsetClock(adjustableClock) { Offset = RuntimeInfo.OS == RuntimeInfo.Platform.Windows ? 22 : 0 };
// the final usable gameplay clock with user-set offsets applied.
var offsetClock = new FramedOffsetClock(platformOffsetClock);
userAudioOffset.ValueChanged += offset => offsetClock.Offset = offset.NewValue;
userAudioOffset.TriggerChange();
ScoreProcessor = RulesetContainer.CreateScoreProcessor();
if (!ScoreProcessor.Mode.Disabled)
config.BindWith(OsuSetting.ScoreDisplayMode, ScoreProcessor.Mode);
InternalChildren = new Drawable[]
{
pauseContainer = new PauseContainer(offsetClock, adjustableClock)
{
Retries = RestartCount,
OnRetry = Restart,
OnQuit = performUserRequestedExit,
CheckCanPause = () => AllowPause && ValidForResume && !HasFailed && !RulesetContainer.HasReplayLoaded.Value,
Children = new[]
{
storyboardContainer = new Container
{
RelativeSizeAxes = Axes.Both,
Alpha = 0,
},
new ScalingContainer(ScalingMode.Gameplay)
{
Child = new LocalSkinOverrideContainer(working.Skin)
{
RelativeSizeAxes = Axes.Both,
Child = RulesetContainer
}
},
new BreakOverlay(beatmap.BeatmapInfo.LetterboxInBreaks, ScoreProcessor)
{
Anchor = Anchor.Centre,
Origin = Anchor.Centre,
ProcessCustomClock = false,
Breaks = beatmap.Breaks
},
new ScalingContainer(ScalingMode.Gameplay)
{
Child = RulesetContainer.Cursor?.CreateProxy() ?? new Container(),
},
HUDOverlay = new HUDOverlay(ScoreProcessor, RulesetContainer, working, offsetClock, adjustableClock)
{
Clock = Clock, // hud overlay doesn't want to use the audio clock directly
ProcessCustomClock = false,
Anchor = Anchor.Centre,
Origin = Anchor.Centre
},
new SkipOverlay(RulesetContainer.GameplayStartTime)
{
Clock = Clock, // skip button doesn't want to use the audio clock directly
ProcessCustomClock = false,
AdjustableClock = adjustableClock,
FramedClock = offsetClock,
},
}
},
failOverlay = new FailOverlay
{
OnRetry = Restart,
OnQuit = performUserRequestedExit,
},
new HotkeyRetryOverlay
{
Action = () =>
{
if (!this.IsCurrentScreen()) return;
fadeOut(true);
Restart();
},
}
};
HUDOverlay.HoldToQuit.Action = performUserRequestedExit;
HUDOverlay.KeyCounter.Visible.BindTo(RulesetContainer.HasReplayLoaded);
RulesetContainer.IsPaused.BindTo(pauseContainer.IsPaused);
if (ShowStoryboard.Value)
initializeStoryboard(false);
// Bind ScoreProcessor to ourselves
ScoreProcessor.AllJudged += onCompletion;
ScoreProcessor.Failed += onFail;
foreach (var mod in Beatmap.Value.Mods.Value.OfType<IApplicableToScoreProcessor>())
mod.ApplyToScoreProcessor(ScoreProcessor);
}
private void applyRateFromMods()
{
if (sourceClock == null) return;
sourceClock.Rate = 1;
foreach (var mod in Beatmap.Value.Mods.Value.OfType<IApplicableToClock>())
mod.ApplyToClock(sourceClock);
}
private void performUserRequestedExit()
{
if (!this.IsCurrentScreen()) return;
this.Exit();
}
public void Restart()
{
if (!this.IsCurrentScreen()) return;
sampleRestart?.Play();
ValidForResume = false;
RestartRequested?.Invoke();
this.Exit();
}
private ScheduledDelegate onCompletionEvent;
private void onCompletion()
{
// Only show the completion screen if the player hasn't failed
if (ScoreProcessor.HasFailed || onCompletionEvent != null)
return;
ValidForResume = false;
if (!AllowResults) return;
using (BeginDelayedSequence(1000))
{
onCompletionEvent = Schedule(delegate
{
if (!this.IsCurrentScreen()) return;
var score = CreateScore();
if (RulesetContainer.ReplayScore == null)
scoreManager.Import(score, true);
this.Push(CreateResults(score));
onCompletionEvent = null;
});
}
}
protected virtual ScoreInfo CreateScore()
{
var score = RulesetContainer.ReplayScore?.ScoreInfo ?? new ScoreInfo
{
Beatmap = Beatmap.Value.BeatmapInfo,
Ruleset = ruleset,
Mods = Beatmap.Value.Mods.Value.ToArray(),
User = api.LocalUser.Value,
};
ScoreProcessor.PopulateScore(score);
return score;
}
private bool onFail()
{
if (Beatmap.Value.Mods.Value.OfType<IApplicableFailOverride>().Any(m => !m.AllowFail))
return false;
adjustableClock.Stop();
HasFailed = true;
failOverlay.Retries = RestartCount;
failOverlay.Show();
return true;
}
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);
Task.Run(() =>
{
sourceClock.Reset();
Schedule(() =>
{
adjustableClock.ChangeSource(sourceClock);
applyRateFromMods();
this.Delay(750).Schedule(() =>
{
if (!pauseContainer.IsPaused.Value)
{
adjustableClock.Start();
}
});
});
});
pauseContainer.Alpha = 0;
pauseContainer.FadeIn(750, Easing.OutQuint);
}
public override void OnSuspending(IScreen next)
{
fadeOut();
base.OnSuspending(next);
}
public override bool OnExiting(IScreen next)
{
if (onCompletionEvent != null)
{
// Proceed to result screen if beatmap already finished playing
onCompletionEvent.RunTask();
return true;
}
if ((!AllowPause || HasFailed || !ValidForResume || pauseContainer?.IsPaused.Value != false || RulesetContainer?.HasReplayLoaded.Value != false) && (!pauseContainer?.IsResuming ?? true))
{
// In the case of replays, we may have changed the playback rate.
applyRateFromMods();
fadeOut();
return base.OnExiting(next);
}
if (LoadedBeatmapSuccessfully)
pauseContainer?.Pause();
return true;
}
private void fadeOut(bool instant = false)
{
float fadeOutDuration = instant ? 0 : 250;
this.FadeOut(fadeOutDuration);
Background?.FadeColour(Color4.White, fadeOutDuration, Easing.OutQuint);
}
protected override bool OnScroll(ScrollEvent e) => mouseWheelDisabled.Value && !pauseContainer.IsPaused.Value;
private void initializeStoryboard(bool asyncLoad)
{
if (storyboardContainer == null)
return;
var beatmap = Beatmap.Value;
storyboard = beatmap.Storyboard.CreateDrawable();
storyboard.Masking = true;
if (asyncLoad)
LoadComponentAsync(storyboard, storyboardContainer.Add);
else
storyboardContainer.Add(storyboard);
}
protected override void UpdateBackgroundElements()
{
if (!this.IsCurrentScreen()) return;
base.UpdateBackgroundElements();
if (ShowStoryboard.Value && storyboard == null)
initializeStoryboard(true);
var beatmap = Beatmap.Value;
var storyboardVisible = ShowStoryboard.Value && beatmap.Storyboard.HasDrawable;
storyboardContainer?
.FadeColour(OsuColour.Gray(BackgroundOpacity), BACKGROUND_FADE_DURATION, Easing.OutQuint)
.FadeTo(storyboardVisible && BackgroundOpacity > 0 ? 1 : 0, BACKGROUND_FADE_DURATION, Easing.OutQuint);
if (storyboardVisible && beatmap.Storyboard.ReplacesBackground)
Background?.FadeColour(Color4.Black, BACKGROUND_FADE_DURATION, Easing.OutQuint);
}
protected virtual Results CreateResults(ScoreInfo score) => new SoloResults(score);
}
}