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osu-lazer/osu.Game/Rulesets/Scoring/Legacy/LegacyBeatmapConversionDifficultyInfo.cs

68 lines
2.6 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.Linq;
using osu.Game.Beatmaps;
using osu.Game.Online.API.Requests.Responses;
using osu.Game.Rulesets.Objects.Types;
namespace osu.Game.Rulesets.Scoring.Legacy
{
/// <summary>
/// A set of properties that are required to facilitate beatmap conversion between legacy rulesets.
/// </summary>
public class LegacyBeatmapConversionDifficultyInfo : IBeatmapDifficultyInfo
{
/// <summary>
/// The beatmap's ruleset.
/// </summary>
public IRulesetInfo SourceRuleset { get; set; } = new RulesetInfo();
/// <summary>
/// The beatmap circle size.
/// </summary>
public float CircleSize { get; set; }
/// <summary>
/// The beatmap overall difficulty.
/// </summary>
public float OverallDifficulty { get; set; }
/// <summary>
/// The count of hitcircles in the beatmap.
/// </summary>
/// <remarks>
/// When converting from osu! ruleset beatmaps, this is equivalent to the sum of sliders and spinners in the beatmap.
/// </remarks>
public int CircleCount { get; set; }
/// <summary>
/// The total count of hitobjects in the beatmap.
/// </summary>
public int TotalObjectCount { get; set; }
float IBeatmapDifficultyInfo.DrainRate => 0;
float IBeatmapDifficultyInfo.ApproachRate => 0;
double IBeatmapDifficultyInfo.SliderMultiplier => 0;
double IBeatmapDifficultyInfo.SliderTickRate => 0;
public static LegacyBeatmapConversionDifficultyInfo FromAPIBeatmap(APIBeatmap apiBeatmap) => new LegacyBeatmapConversionDifficultyInfo
{
SourceRuleset = apiBeatmap.Ruleset,
CircleSize = apiBeatmap.CircleSize,
OverallDifficulty = apiBeatmap.OverallDifficulty,
CircleCount = apiBeatmap.CircleCount,
TotalObjectCount = apiBeatmap.SliderCount + apiBeatmap.SpinnerCount + apiBeatmap.CircleCount
};
public static LegacyBeatmapConversionDifficultyInfo FromBeatmap(IBeatmap beatmap) => new LegacyBeatmapConversionDifficultyInfo
{
SourceRuleset = beatmap.BeatmapInfo.Ruleset,
CircleSize = beatmap.Difficulty.CircleSize,
OverallDifficulty = beatmap.Difficulty.OverallDifficulty,
CircleCount = beatmap.HitObjects.Count(h => h is not IHasDuration),
TotalObjectCount = beatmap.HitObjects.Count
};
}
}