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154 lines
5.4 KiB
C#
154 lines
5.4 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 osu.Framework.Allocation;
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using osu.Framework.Graphics;
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using osu.Framework.Graphics.Containers;
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using osu.Framework.Input.Bindings;
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using osu.Framework.Input.Events;
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using osu.Game.Rulesets.Taiko.Objects;
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using osu.Game.Rulesets.Taiko.Objects.Drawables;
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using osu.Game.Rulesets.UI;
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using osu.Game.Screens.Play;
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namespace osu.Game.Rulesets.Taiko.UI
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{
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internal partial class DrumSamplePlayer : CompositeDrawable, IKeyBindingHandler<TaikoAction>
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{
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private DrumSampleTriggerSource leftCentreTrigger = null!;
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private DrumSampleTriggerSource rightCentreTrigger = null!;
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private DrumSampleTriggerSource leftRimTrigger = null!;
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private DrumSampleTriggerSource rightRimTrigger = null!;
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private DrumSampleTriggerSource strongCentreTrigger = null!;
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private DrumSampleTriggerSource strongRimTrigger = null!;
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private double lastHitTime;
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private TaikoAction? lastAction;
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[BackgroundDependencyLoader]
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private void load(Playfield playfield)
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{
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var hitObjectContainer = playfield.HitObjectContainer;
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InternalChildren = new Drawable[]
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{
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leftCentreTrigger = CreateTriggerSource(hitObjectContainer, SampleBalance.Left),
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rightCentreTrigger = CreateTriggerSource(hitObjectContainer, SampleBalance.Right),
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leftRimTrigger = CreateTriggerSource(hitObjectContainer, SampleBalance.Left),
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rightRimTrigger = CreateTriggerSource(hitObjectContainer, SampleBalance.Right),
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strongCentreTrigger = CreateTriggerSource(hitObjectContainer, SampleBalance.Centre),
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strongRimTrigger = CreateTriggerSource(hitObjectContainer, SampleBalance.Centre)
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};
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}
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protected virtual DrumSampleTriggerSource CreateTriggerSource(HitObjectContainer hitObjectContainer, SampleBalance balance)
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=> new DrumSampleTriggerSource(hitObjectContainer);
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public bool OnPressed(KeyBindingPressEvent<TaikoAction> e)
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{
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if ((Clock as IGameplayClock)?.IsRewinding == true)
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return false;
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HitType hitType;
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DrumSampleTriggerSource triggerSource;
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bool strong = checkStrongValidity(e.Action, lastAction, Time.Current - lastHitTime);
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switch (e.Action)
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{
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case TaikoAction.LeftCentre:
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hitType = HitType.Centre;
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triggerSource = strong ? strongCentreTrigger : leftCentreTrigger;
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break;
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case TaikoAction.RightCentre:
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hitType = HitType.Centre;
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triggerSource = strong ? strongCentreTrigger : rightCentreTrigger;
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break;
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case TaikoAction.LeftRim:
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hitType = HitType.Rim;
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triggerSource = strong ? strongRimTrigger : leftRimTrigger;
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break;
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case TaikoAction.RightRim:
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hitType = HitType.Rim;
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triggerSource = strong ? strongRimTrigger : rightRimTrigger;
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break;
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default:
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return false;
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}
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if (strong)
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{
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switch (hitType)
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{
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case HitType.Centre:
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flushCenterTriggerSources();
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break;
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case HitType.Rim:
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flushRimTriggerSources();
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break;
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}
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}
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Play(triggerSource, hitType, strong);
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lastHitTime = Time.Current;
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lastAction = e.Action;
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return false;
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}
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protected virtual void Play(DrumSampleTriggerSource triggerSource, HitType hitType, bool strong) =>
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triggerSource.Play(hitType, strong);
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private bool checkStrongValidity(TaikoAction newAction, TaikoAction? lastAction, double timeBetweenActions)
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{
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if (lastAction == null)
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return false;
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if (timeBetweenActions < 0 || timeBetweenActions > DrawableHit.StrongNestedHit.SECOND_HIT_WINDOW)
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return false;
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switch (newAction)
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{
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case TaikoAction.LeftCentre:
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return lastAction == TaikoAction.RightCentre;
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case TaikoAction.RightCentre:
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return lastAction == TaikoAction.LeftCentre;
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case TaikoAction.LeftRim:
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return lastAction == TaikoAction.RightRim;
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case TaikoAction.RightRim:
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return lastAction == TaikoAction.LeftRim;
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default:
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return false;
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}
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}
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private void flushCenterTriggerSources()
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{
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leftCentreTrigger.StopAllPlayback();
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rightCentreTrigger.StopAllPlayback();
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strongCentreTrigger.StopAllPlayback();
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}
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private void flushRimTriggerSources()
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{
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leftRimTrigger.StopAllPlayback();
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rightRimTrigger.StopAllPlayback();
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strongRimTrigger.StopAllPlayback();
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}
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public void OnReleased(KeyBindingReleaseEvent<TaikoAction> e)
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{
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}
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}
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}
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