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https://github.com/ppy/osu
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e1d93a7d9c
Having these be separate implementations sounded awesome at the time, but it only ever led to confusion. There's no practical difference if, for example, catch sees hitobjects with `IHasPosition` instead of `IHasXPosition`.
71 lines
2.4 KiB
C#
71 lines
2.4 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.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.Framework.Bindables;
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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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/// <summary>
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/// Legacy "Slider" hit object type.
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/// </summary>
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/// <remarks>
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/// Only used for parsing beatmaps and not gameplay.
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/// </remarks>
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internal class ConvertSlider : ConvertHitObject, IHasPathWithRepeats, IHasSliderVelocity, IHasGenerateTicks
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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; } = null!;
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public double Distance => Path.Distance;
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public IList<IList<HitSampleInfo>> NodeSamples { get; set; } = null!;
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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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public BindableNumber<double> SliderVelocityMultiplierBindable { get; } = new BindableDouble(1);
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public double SliderVelocityMultiplier
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{
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get => SliderVelocityMultiplierBindable.Value;
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set => SliderVelocityMultiplierBindable.Value = value;
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}
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public bool GenerateTicks { get; set; } = true;
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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 * SliderVelocityMultiplier;
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Velocity = scoringDistance / timingPoint.BeatLength;
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}
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}
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}
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