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55 lines
1.9 KiB
C#
55 lines
1.9 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.Game.Rulesets.Objects.Types;
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using System.Collections.Generic;
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using Newtonsoft.Json;
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using osu.Game.Audio;
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using osu.Game.Beatmaps;
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using osu.Game.Beatmaps.ControlPoints;
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namespace osu.Game.Rulesets.Objects.Legacy
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{
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internal abstract class ConvertSlider : ConvertHitObject, IHasPathWithRepeats, IHasLegacyLastTickOffset
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{
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/// <summary>
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/// Scoring distance with a speed-adjusted beat length of 1 second.
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/// </summary>
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private const float base_scoring_distance = 100;
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/// <summary>
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/// <see cref="ConvertSlider"/>s don't need a curve since they're converted to ruleset-specific hitobjects.
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/// </summary>
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public SliderPath Path { get; set; }
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public double Distance => Path.Distance;
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public IList<IList<HitSampleInfo>> NodeSamples { get; set; }
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public int RepeatCount { get; set; }
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[JsonIgnore]
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public double Duration
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{
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get => this.SpanCount() * Distance / Velocity;
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set => throw new System.NotSupportedException($"Adjust via {nameof(RepeatCount)} instead"); // can be implemented if/when needed.
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}
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public double EndTime => StartTime + Duration;
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public double Velocity = 1;
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protected override void ApplyDefaultsToSelf(ControlPointInfo controlPointInfo, IBeatmapDifficultyInfo difficulty)
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{
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base.ApplyDefaultsToSelf(controlPointInfo, difficulty);
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TimingControlPoint timingPoint = controlPointInfo.TimingPointAt(StartTime);
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double scoringDistance = base_scoring_distance * difficulty.SliderMultiplier * DifficultyControlPoint.SliderVelocity;
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Velocity = scoringDistance / timingPoint.BeatLength;
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}
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public double LegacyLastTickOffset => 36;
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}
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}
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