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osu-lazer/osu.Game.Tests/Visual/Gameplay/TestSceneSpectatorPlayback.cs
2021-12-06 17:38:57 +09:00

386 lines
14 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.Collections.Specialized;
using System.Diagnostics;
using System.Linq;
using NUnit.Framework;
using osu.Framework.Allocation;
using osu.Framework.Bindables;
using osu.Framework.Graphics;
using osu.Framework.Graphics.Containers;
using osu.Framework.Graphics.Shapes;
using osu.Framework.Input.Bindings;
using osu.Framework.Input.Events;
using osu.Framework.Input.StateChanges;
using osu.Framework.Logging;
using osu.Framework.Testing;
using osu.Framework.Timing;
using osu.Game.Beatmaps;
using osu.Game.Graphics.Sprites;
using osu.Game.Online.API;
using osu.Game.Online.Spectator;
using osu.Game.Replays;
using osu.Game.Replays.Legacy;
using osu.Game.Rulesets;
using osu.Game.Rulesets.Mods;
using osu.Game.Rulesets.Osu;
using osu.Game.Rulesets.Replays;
using osu.Game.Rulesets.Replays.Types;
using osu.Game.Rulesets.UI;
using osu.Game.Scoring;
using osu.Game.Screens.Play;
using osu.Game.Tests.Visual.UserInterface;
using osuTK;
using osuTK.Graphics;
namespace osu.Game.Tests.Visual.Gameplay
{
public class TestSceneSpectatorPlayback : OsuManualInputManagerTestScene
{
protected override bool UseOnlineAPI => true;
private TestRulesetInputManager playbackManager;
private TestRulesetInputManager recordingManager;
private Replay replay;
private readonly IBindableList<int> users = new BindableList<int>();
private TestReplayRecorder recorder;
private ManualClock manualClock;
private OsuSpriteText latencyDisplay;
private TestFramedReplayInputHandler replayHandler;
[Resolved]
private IAPIProvider api { get; set; }
[Resolved]
private SpectatorClient spectatorClient { get; set; }
[Cached]
private GameplayState gameplayState = new GameplayState(new Beatmap(), new OsuRuleset(), Array.Empty<Mod>());
[SetUpSteps]
public void SetUpSteps()
{
AddStep("Reset recorder state", cleanUpState);
AddStep("Setup containers", () =>
{
replay = new Replay();
manualClock = new ManualClock();
spectatorClient.OnNewFrames += onNewFrames;
users.BindTo(spectatorClient.PlayingUsers);
users.BindCollectionChanged((obj, args) =>
{
switch (args.Action)
{
case NotifyCollectionChangedAction.Add:
Debug.Assert(args.NewItems != null);
foreach (int user in args.NewItems)
{
if (user == api.LocalUser.Value.Id)
spectatorClient.WatchUser(user);
}
break;
case NotifyCollectionChangedAction.Remove:
Debug.Assert(args.OldItems != null);
foreach (int user in args.OldItems)
{
if (user == api.LocalUser.Value.Id)
spectatorClient.StopWatchingUser(user);
}
break;
}
}, true);
Children = new Drawable[]
{
new GridContainer
{
RelativeSizeAxes = Axes.Both,
Content = new[]
{
new Drawable[]
{
recordingManager = new TestRulesetInputManager(TestSceneModSettings.CreateTestRulesetInfo(), 0, SimultaneousBindingMode.Unique)
{
Recorder = recorder = new TestReplayRecorder
{
ScreenSpaceToGamefield = pos => recordingManager.ToLocalSpace(pos),
},
Child = new Container
{
RelativeSizeAxes = Axes.Both,
Children = new Drawable[]
{
new Box
{
Colour = Color4.Brown,
RelativeSizeAxes = Axes.Both,
},
new OsuSpriteText
{
Text = "Sending",
Scale = new Vector2(3),
Anchor = Anchor.Centre,
Origin = Anchor.Centre,
},
new TestInputConsumer()
}
},
}
},
new Drawable[]
{
playbackManager = new TestRulesetInputManager(TestSceneModSettings.CreateTestRulesetInfo(), 0, SimultaneousBindingMode.Unique)
{
Clock = new FramedClock(manualClock),
ReplayInputHandler = replayHandler = new TestFramedReplayInputHandler(replay)
{
GamefieldToScreenSpace = pos => playbackManager.ToScreenSpace(pos),
},
Child = new Container
{
RelativeSizeAxes = Axes.Both,
Children = new Drawable[]
{
new Box
{
Colour = Color4.DarkBlue,
RelativeSizeAxes = Axes.Both,
},
new OsuSpriteText
{
Text = "Receiving",
Scale = new Vector2(3),
Anchor = Anchor.Centre,
Origin = Anchor.Centre,
},
new TestInputConsumer()
}
},
}
}
}
},
latencyDisplay = new OsuSpriteText()
};
});
}
private void onNewFrames(int userId, FrameDataBundle frames)
{
Logger.Log($"Received {frames.Frames.Count()} new frames ({string.Join(',', frames.Frames.Select(f => ((int)f.Time).ToString()))})");
foreach (var legacyFrame in frames.Frames)
{
var frame = new TestReplayFrame();
frame.FromLegacy(legacyFrame, null);
replay.Frames.Add(frame);
}
}
[Test]
public void TestBasic()
{
AddStep("Wait for user input", () => { });
}
private double latency = SpectatorClient.TIME_BETWEEN_SENDS;
protected override void Update()
{
base.Update();
if (latencyDisplay == null) return;
// propagate initial time value
if (manualClock.CurrentTime == 0)
{
manualClock.CurrentTime = Time.Current;
return;
}
if (!replayHandler.HasFrames)
return;
var lastFrame = replay.Frames.LastOrDefault();
// this isn't perfect as we basically can't be aware of the rate-of-send here (the streamer is not sending data when not being moved).
// in gameplay playback, the case where NextFrame is null would pause gameplay and handle this correctly; it's strictly a test limitation / best effort implementation.
if (lastFrame != null)
latency = Math.Max(latency, Time.Current - lastFrame.Time);
latencyDisplay.Text = $"latency: {latency:N1}";
double proposedTime = Time.Current - latency + Time.Elapsed;
// this will either advance by one or zero frames.
double? time = replayHandler.SetFrameFromTime(proposedTime);
if (time == null)
return;
manualClock.CurrentTime = time.Value;
}
[TearDownSteps]
public void TearDown()
{
AddStep("stop recorder", cleanUpState);
}
private void cleanUpState()
{
// Ensure previous recorder is disposed else it may affect the global playing state of `SpectatorClient`.
recorder?.RemoveAndDisposeImmediately();
recorder = null;
spectatorClient.OnNewFrames -= onNewFrames;
}
public class TestFramedReplayInputHandler : FramedReplayInputHandler<TestReplayFrame>
{
public TestFramedReplayInputHandler(Replay replay)
: base(replay)
{
}
public override void CollectPendingInputs(List<IInput> inputs)
{
inputs.Add(new MousePositionAbsoluteInput { Position = GamefieldToScreenSpace(CurrentFrame?.Position ?? Vector2.Zero) });
inputs.Add(new ReplayState<TestAction> { PressedActions = CurrentFrame?.Actions ?? new List<TestAction>() });
}
}
public class TestInputConsumer : CompositeDrawable, IKeyBindingHandler<TestAction>
{
public override bool ReceivePositionalInputAt(Vector2 screenSpacePos) => Parent.ReceivePositionalInputAt(screenSpacePos);
private readonly Box box;
public TestInputConsumer()
{
Size = new Vector2(30);
Origin = Anchor.Centre;
InternalChildren = new Drawable[]
{
box = new Box
{
Colour = Color4.Black,
RelativeSizeAxes = Axes.Both,
},
};
}
protected override bool OnMouseMove(MouseMoveEvent e)
{
Position = e.MousePosition;
return base.OnMouseMove(e);
}
public bool OnPressed(KeyBindingPressEvent<TestAction> e)
{
if (e.Repeat)
return false;
box.Colour = Color4.White;
return true;
}
public void OnReleased(KeyBindingReleaseEvent<TestAction> e)
{
box.Colour = Color4.Black;
}
}
public class TestRulesetInputManager : RulesetInputManager<TestAction>
{
public TestRulesetInputManager(RulesetInfo ruleset, int variant, SimultaneousBindingMode unique)
: base(ruleset, variant, unique)
{
}
protected override KeyBindingContainer<TestAction> CreateKeyBindingContainer(RulesetInfo ruleset, int variant, SimultaneousBindingMode unique)
=> new TestKeyBindingContainer();
internal class TestKeyBindingContainer : KeyBindingContainer<TestAction>
{
public override IEnumerable<IKeyBinding> DefaultKeyBindings => new[]
{
new KeyBinding(InputKey.MouseLeft, TestAction.Down),
};
}
}
public class TestReplayFrame : ReplayFrame, IConvertibleReplayFrame
{
public Vector2 Position;
public List<TestAction> Actions = new List<TestAction>();
public TestReplayFrame(double time, Vector2 position, params TestAction[] actions)
: base(time)
{
Position = position;
Actions.AddRange(actions);
}
public TestReplayFrame()
{
}
public void FromLegacy(LegacyReplayFrame currentFrame, IBeatmap beatmap, ReplayFrame lastFrame = null)
{
Position = currentFrame.Position;
Time = currentFrame.Time;
if (currentFrame.MouseLeft)
Actions.Add(TestAction.Down);
}
public LegacyReplayFrame ToLegacy(IBeatmap beatmap)
{
ReplayButtonState state = ReplayButtonState.None;
if (Actions.Contains(TestAction.Down))
state |= ReplayButtonState.Left1;
return new LegacyReplayFrame(Time, Position.X, Position.Y, state);
}
}
public enum TestAction
{
Down,
}
internal class TestReplayRecorder : ReplayRecorder<TestAction>
{
public TestReplayRecorder()
: base(new Score { ScoreInfo = { BeatmapInfo = new BeatmapInfo() } })
{
}
protected override ReplayFrame HandleFrame(Vector2 mousePosition, List<TestAction> actions, ReplayFrame previousFrame)
{
return new TestReplayFrame(Time.Current, mousePosition, actions.ToArray());
}
}
}
}