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Initial implementation of limited distance snap

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This commit is contained in:
smoogipoo
2019-11-06 14:55:05 +09:00
parent 52dba69a64
commit 020b08b450
6 changed files with 52 additions and 22 deletions
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33
osu.Game.Rulesets.Osu/Edit/OsuHitObjectComposer.cs
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@ -1,6 +1,7 @@
// 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 System.Collections.Generic;
using System.Linq;
using osu.Game.Beatmaps;
@ -60,25 +61,33 @@ namespace osu.Game.Rulesets.Osu.Edit
var objects = selectedHitObjects.ToList();
if (objects.Count == 0)
return createGrid(h => h.StartTime <= EditorClock.CurrentTime);
double minTime = objects.Min(h => h.StartTime);
return createGrid(h => h.StartTime < minTime);
}
private OsuDistanceSnapGrid createGrid(Func<HitObject, bool> hitObjectSelector)
{
int lastIndex = -1;
for (int i = 0; i < EditorBeatmap.HitObjects.Count; i++)
{
var lastObject = EditorBeatmap.HitObjects.LastOrDefault(h => h.StartTime <= EditorClock.CurrentTime);
HitObject hitObject = EditorBeatmap.HitObjects[i];
if (lastObject == null)
return null;
if (!hitObjectSelector(hitObject))
break;
return new OsuDistanceSnapGrid(lastObject);
lastIndex = i;
}
else
{
double minTime = objects.Min(h => h.StartTime);
var lastObject = EditorBeatmap.HitObjects.LastOrDefault(h => h.StartTime < minTime);
if (lastIndex == -1)
return null;
if (lastObject == null)
return null;
OsuHitObject lastObject = EditorBeatmap.HitObjects[lastIndex];
OsuHitObject nextObject = lastIndex == EditorBeatmap.HitObjects.Count - 1 ? null : EditorBeatmap.HitObjects[lastIndex + 1];
return new OsuDistanceSnapGrid(lastObject);
}
return new OsuDistanceSnapGrid(lastObject, nextObject);
}
}
}