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osu-lazer/osu.Game.Rulesets.Catch/Edit/CatchDistanceSnapProvider.cs

29 lines
1.2 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;
using osu.Game.Rulesets.Catch.Objects;
using osu.Game.Rulesets.Edit;
using osu.Game.Rulesets.Objects;
namespace osu.Game.Rulesets.Catch.Edit
{
public partial class CatchDistanceSnapProvider : ComposerDistanceSnapProvider
{
protected override double ReadCurrentDistanceSnap(HitObject before, HitObject after)
{
// osu!catch's distance snap implementation is limited, in that a custom spacing cannot be specified.
// Therefore this functionality is not currently used.
//
// The implementation below is probably correct but should be checked if/when exposed via controls.
float expectedDistance = DurationToDistance(before, after.StartTime - before.GetEndTime());
float previousEndX = (before as JuiceStream)?.EndX ?? ((CatchHitObject)before).EffectiveX;
float actualDistance = Math.Abs(previousEndX - ((CatchHitObject)after).EffectiveX);
return actualDistance / expectedDistance;
}
}
}