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osu-lazer/osu.Game.Rulesets.Mania/Replays/ManiaReplayFrame.cs

91 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.Collections.Generic;
using System.Linq;
using osu.Game.Beatmaps;
using osu.Game.Replays.Legacy;
using osu.Game.Rulesets.Mania.Beatmaps;
using osu.Game.Rulesets.Replays;
using osu.Game.Rulesets.Replays.Types;
namespace osu.Game.Rulesets.Mania.Replays
{
public class ManiaReplayFrame : ReplayFrame, IConvertibleReplayFrame
{
public List<ManiaAction> Actions = new List<ManiaAction>();
public ManiaReplayFrame()
{
}
public ManiaReplayFrame(double time, params ManiaAction[] actions)
: base(time)
{
Actions.AddRange(actions);
}
public void FromLegacy(LegacyReplayFrame legacyFrame, IBeatmap beatmap, ReplayFrame lastFrame = null)
{
var maniaBeatmap = (ManiaBeatmap)beatmap;
var normalAction = ManiaAction.Key1;
var specialAction = ManiaAction.Special1;
int activeColumns = (int)(legacyFrame.MouseX ?? 0);
int counter = 0;
while (activeColumns > 0)
{
var isSpecial = maniaBeatmap.Stages.First().IsSpecialColumn(counter);
if ((activeColumns & 1) > 0)
Actions.Add(isSpecial ? specialAction : normalAction);
if (isSpecial)
specialAction++;
else
normalAction++;
counter++;
activeColumns >>= 1;
}
}
public LegacyReplayFrame ToLegacy(IBeatmap beatmap)
{
var maniaBeatmap = (ManiaBeatmap)beatmap;
int keys = 0;
var specialColumns = new List<int>();
for (int i = 0; i < maniaBeatmap.TotalColumns; i++)
{
if (maniaBeatmap.Stages.First().IsSpecialColumn(i))
specialColumns.Add(i);
}
foreach (var action in Actions)
{
switch (action)
{
case ManiaAction.Special1:
keys |= 1 << specialColumns[0];
break;
case ManiaAction.Special2:
keys |= 1 << specialColumns[1];
break;
default:
keys |= 1 << (action - ManiaAction.Key1);
break;
}
}
return new LegacyReplayFrame(Time, keys, null, ReplayButtonState.None);
}
}
}