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Add follow points.

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This commit is contained in:
Damnae
2017-02-10 06:16:23 +01:00
parent c5cf6a6909
commit 77ee161be8
5 changed files with 140 additions and 3 deletions
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71
osu.Game.Modes.Osu/UI/OsuPlayfield.cs
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@ -1,13 +1,16 @@
// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
using OpenTK;
using osu.Framework.Graphics;
using osu.Framework.Graphics.Containers;
using osu.Game.Modes.Objects.Drawables;
using osu.Game.Modes.Osu.Objects;
using osu.Game.Modes.Osu.Objects.Drawables;
using osu.Game.Modes.UI;
using OpenTK;
using System;
using System.Collections.Generic;
using System.Linq;
namespace osu.Game.Modes.Osu.UI
{
@ -15,6 +18,7 @@ namespace osu.Game.Modes.Osu.UI
{
private Container approachCircles;
private Container judgementLayer;
private Container followPointsLayer;
public override Vector2 Size
{
@ -36,11 +40,16 @@ namespace osu.Game.Modes.Osu.UI
Add(new Drawable[]
{
judgementLayer = new Container
followPointsLayer = new Container
{
RelativeSizeAxes = Axes.Both,
Depth = 1,
},
judgementLayer = new Container
{
RelativeSizeAxes = Axes.Both,
Depth = 0,
},
approachCircles = new Container
{
RelativeSizeAxes = Axes.Both,
@ -63,11 +72,69 @@ namespace osu.Game.Modes.Osu.UI
base.Add(h);
}
public override void PostProcess()
{
AddFollowPoints();
}
private void judgement(DrawableHitObject h, JudgementInfo j)
{
HitExplosion explosion = new HitExplosion((OsuJudgementInfo)j, (OsuHitObject)h.HitObject);
judgementLayer.Add(explosion);
}
public void AddFollowPoints(int startIndex = 0, int endIndex = -1)
{
var followLineDistance = 32;
var followLinePreEmpt = 800;
var hitObjects = new List<OsuHitObject>(HitObjects.Children
.Select(d => (OsuHitObject)d.HitObject)
.OrderBy(h => h.StartTime));
if (endIndex < 0)
endIndex = hitObjects.Count - 1;
for (int i = startIndex + 1; i <= endIndex; i++)
{
var prevHitObject = hitObjects[i - 1];
var currHitObject = hitObjects[i];
if (prevHitObject.StartTime > currHitObject.StartTime)
throw new Exception();
if (!currHitObject.NewCombo && !(prevHitObject is Spinner) && !(currHitObject is Spinner))
{
Vector2 startPosition = prevHitObject.EndPosition;
Vector2 endPosition = currHitObject.Position;
double startTime = prevHitObject.EndTime;
double endTime = currHitObject.StartTime;
Vector2 distanceVector = endPosition - startPosition;
int distance = (int)distanceVector.Length;
float rotation = (float)Math.Atan2(distanceVector.Y, distanceVector.X);
double duration = endTime - startTime;
for (int d = (int)(followLineDistance * 1.5); d < distance - followLineDistance; d += followLineDistance)
{
float fraction = ((float)d / distance);
Vector2 pointStartPosition = startPosition + (fraction - 0.1f) * distanceVector;
Vector2 pointEndPosition = startPosition + fraction * distanceVector;
double fadeOutTime = startTime + fraction * duration;
double fadeInTime = fadeOutTime - followLinePreEmpt;
followPointsLayer.Add(new FollowPoint()
{
StartTime = fadeInTime,
EndTime = fadeOutTime,
Position = pointStartPosition,
EndPosition = pointEndPosition,
Rotation = rotation,
});
}
}
}
}
}
}