osu/osu.Game.Rulesets.Catch/Difficulty/CatchDifficultyCalculator.cs

// Copyright (c) 2007-2018 ppy Pty Ltd <contact@ppy.sh>.
// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE

using osu.Game.Beatmaps;
using osu.Game.Rulesets.Difficulty;
using osu.Game.Rulesets.Mods;

namespace osu.Game.Rulesets.Catch.Difficulty
{
    public class CatchDifficultyCalculator : DifficultyCalculator
    {
        public CatchDifficultyCalculator(Ruleset ruleset, WorkingBeatmap beatmap)
            : base(ruleset, beatmap)
        {
        }

        protected override DifficultyAttributes Calculate(IBeatmap beatmap, Mod[] mods, double timeRate) => new DifficultyAttributes(mods, 0);
    }
}