// Copyright (c) 2007-2018 ppy Pty Ltd <contact@ppy.sh>. // Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE using System; using osu.Game.Beatmaps.ControlPoints; using osu.Game.IO.Serialization; namespace osu.Game.Rulesets.Timing { /// <summary> /// A control point which adds an aggregated multiplier based on the provided <see cref="TimingPoint"/>'s BeatLength and <see cref="DifficultyPoint"/>'s SpeedMultiplier. /// </summary> public class MultiplierControlPoint : IJsonSerializable, IComparable<MultiplierControlPoint> { /// <summary> /// The time in milliseconds at which this <see cref="MultiplierControlPoint"/> starts. /// </summary> public double StartTime; /// <summary> /// The aggregate multiplier which this <see cref="MultiplierControlPoint"/> provides. /// </summary> public double Multiplier => Velocity * DifficultyPoint.SpeedMultiplier * 1000 / TimingPoint.BeatLength; /// <summary> /// The velocity multiplier. /// </summary> public double Velocity = 1; /// <summary> /// The <see cref="TimingControlPoint"/> that provides the timing information for this <see cref="MultiplierControlPoint"/>. /// </summary> public TimingControlPoint TimingPoint = new TimingControlPoint(); /// <summary> /// The <see cref="DifficultyControlPoint"/> that provides additional difficulty information for this <see cref="MultiplierControlPoint"/>. /// </summary> public DifficultyControlPoint DifficultyPoint = new DifficultyControlPoint(); /// <summary> /// Creates a <see cref="MultiplierControlPoint"/>. This is required for JSON serialization /// </summary> public MultiplierControlPoint() { } /// <summary> /// Creates a <see cref="MultiplierControlPoint"/>. /// </summary> /// <param name="startTime">The start time of this <see cref="MultiplierControlPoint"/>.</param> public MultiplierControlPoint(double startTime) { StartTime = startTime; } // ReSharper disable once ImpureMethodCallOnReadonlyValueField public int CompareTo(MultiplierControlPoint other) => StartTime.CompareTo(other?.StartTime); } }