osu/osu.Game.Rulesets.Mania/UI/HitExplosion.cs
2020-01-09 13:43:44 +09:00

129 lines
4.6 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 osu.Framework.Extensions.Color4Extensions;
using osu.Framework.Graphics;
using osu.Framework.Graphics.Containers;
using osu.Framework.Graphics.Effects;
using osu.Framework.Utils;
using osu.Game.Rulesets.Mania.Objects.Drawables.Pieces;
using osuTK;
using osuTK.Graphics;
namespace osu.Game.Rulesets.Mania.UI
{
internal class HitExplosion : CompositeDrawable
{
public override bool RemoveWhenNotAlive => true;
private readonly CircularContainer largeFaint;
private readonly CircularContainer mainGlow1;
public HitExplosion(Color4 objectColour, bool isSmall = false)
{
RelativeSizeAxes = Axes.X;
Height = NotePiece.NOTE_HEIGHT;
// scale roughly in-line with visual appearance of notes
Scale = new Vector2(1f, 0.6f);
if (isSmall)
Scale *= 0.5f;
const float angle_variangle = 15; // should be less than 45
const float roundness = 80;
const float initial_height = 10;
var colour = Interpolation.ValueAt(0.4f, objectColour, Color4.White, 0, 1);
InternalChildren = new Drawable[]
{
largeFaint = new CircularContainer
{
Anchor = Anchor.Centre,
Origin = Anchor.Centre,
RelativeSizeAxes = Axes.Both,
Masking = true,
// we want our size to be very small so the glow dominates it.
Size = new Vector2(0.8f),
Blending = BlendingParameters.Additive,
EdgeEffect = new EdgeEffectParameters
{
Type = EdgeEffectType.Glow,
Colour = Interpolation.ValueAt(0.1f, objectColour, Color4.White, 0, 1).Opacity(0.3f),
Roundness = 160,
Radius = 200,
},
},
mainGlow1 = new CircularContainer
{
Anchor = Anchor.Centre,
Origin = Anchor.Centre,
RelativeSizeAxes = Axes.Both,
Masking = true,
Blending = BlendingParameters.Additive,
EdgeEffect = new EdgeEffectParameters
{
Type = EdgeEffectType.Glow,
Colour = Interpolation.ValueAt(0.6f, objectColour, Color4.White, 0, 1),
Roundness = 20,
Radius = 50,
},
},
new CircularContainer
{
Anchor = Anchor.Centre,
Origin = Anchor.Centre,
RelativeSizeAxes = Axes.Both,
Masking = true,
Size = new Vector2(0.01f, initial_height),
Blending = BlendingParameters.Additive,
Rotation = RNG.NextSingle(-angle_variangle, angle_variangle),
EdgeEffect = new EdgeEffectParameters
{
Type = EdgeEffectType.Glow,
Colour = colour,
Roundness = roundness,
Radius = 40,
},
},
new CircularContainer
{
Anchor = Anchor.Centre,
Origin = Anchor.Centre,
RelativeSizeAxes = Axes.Both,
Masking = true,
Size = new Vector2(0.01f, initial_height),
Blending = BlendingParameters.Additive,
Rotation = RNG.NextSingle(-angle_variangle, angle_variangle),
EdgeEffect = new EdgeEffectParameters
{
Type = EdgeEffectType.Glow,
Colour = colour,
Roundness = roundness,
Radius = 40,
},
}
};
}
protected override void LoadComplete()
{
const double duration = 200;
base.LoadComplete();
largeFaint
.ResizeTo(largeFaint.Size * new Vector2(5, 1), duration, Easing.OutQuint)
.FadeOut(duration * 2);
mainGlow1.ScaleTo(1.4f, duration, Easing.OutQuint);
this.FadeOut(duration, Easing.Out);
Expire(true);
}
}
}