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mirror of https://github.com/ppy/osu.git synced 2025-01-13 15:33:21 +08:00

Various refactoring

This commit is contained in:
Dean Herbert 2017-05-23 17:26:28 +09:00 committed by GitHub
parent 9235cbff8d
commit 0dd52e4e29

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@ -1,4 +1,4 @@
// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>. // Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE // Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
using OpenTK.Graphics; using OpenTK.Graphics;
@ -12,6 +12,7 @@ using osu.Framework.Graphics.Sprites;
using osu.Game.Beatmaps; using osu.Game.Beatmaps;
using osu.Game.Beatmaps.Timing; using osu.Game.Beatmaps.Timing;
using System; using System;
using osu.Game.Graphics;
using TrackAmplitudes = osu.Framework.Audio.Track.Track.TrackAmplitudes; using TrackAmplitudes = osu.Framework.Audio.Track.Track.TrackAmplitudes;
namespace osu.Game.Screens.Menu namespace osu.Game.Screens.Menu
@ -22,25 +23,22 @@ namespace osu.Game.Screens.Menu
private readonly Bindable<WorkingBeatmap> beatmap = new Bindable<WorkingBeatmap>(); private readonly Bindable<WorkingBeatmap> beatmap = new Bindable<WorkingBeatmap>();
private static readonly ColourInfo gradient_white_to_transparent_black = ColourInfo.GradientHorizontal(new Color4(255, 255, 255, box_max_alpha), Color4.Black.Opacity(0));
private static readonly ColourInfo gradient_transparent_black_to_white = ColourInfo.GradientHorizontal(Color4.Black.Opacity(0), new Color4(255, 255, 255, box_max_alpha));
private readonly Box leftBox; private readonly Box leftBox;
private readonly Box rightBox; private readonly Box rightBox;
private const float amplitude_dead_zone = 0.25f; private const float amplitude_dead_zone = 0.25f;
private const float alpha_multiplier = (1 - amplitude_dead_zone) / 0.55f; private const float alpha_multiplier = (1 - amplitude_dead_zone) / 0.55f;
private const float kiai_multiplier = (1 - amplitude_dead_zone * 0.95f) / 0.8f; private const float kiai_multiplier = (1 - amplitude_dead_zone * 0.95f) / 0.8f;
private const int box_max_alpha = 200; private const int box_max_alpha = 200;
private const double box_fade_in_time = 65; private const double box_fade_in_time = 65;
private const int box_width = 300; private const int box_width = 200;
public MenuSideFlashes() public MenuSideFlashes()
{ {
RelativeSizeAxes = Axes.Both; RelativeSizeAxes = Axes.Both;
Anchor = Anchor.Centre; Anchor = Anchor.Centre;
Origin = Anchor.Centre; Origin = Anchor.Centre;
BlendingMode = BlendingMode.Additive;
Children = new Drawable[] Children = new Drawable[]
{ {
leftBox = new Box leftBox = new Box
@ -51,7 +49,6 @@ namespace osu.Game.Screens.Menu
Width = box_width, Width = box_width,
Alpha = 0, Alpha = 0,
BlendingMode = BlendingMode.Additive, BlendingMode = BlendingMode.Additive,
ColourInfo = gradient_white_to_transparent_black,
}, },
rightBox = new Box rightBox = new Box
{ {
@ -61,40 +58,41 @@ namespace osu.Game.Screens.Menu
Width = box_width, Width = box_width,
Alpha = 0, Alpha = 0,
BlendingMode = BlendingMode.Additive, BlendingMode = BlendingMode.Additive,
ColourInfo = gradient_transparent_black_to_white,
} }
}; };
} }
private bool kiai; [BackgroundDependencyLoader]
private double beatLength; private void load(OsuGameBase game, OsuColour colours)
{
beatmap.BindTo(game.Beatmap);
// linear colour looks better in this case, so let's use it for now.
Color4 gradientDark = colours.Blue.Opacity(0).ToLinear();
Color4 gradientLight = colours.Blue.Opacity(0.3f).ToLinear();
leftBox.ColourInfo = ColourInfo.GradientHorizontal(gradientLight, gradientDark);
rightBox.ColourInfo = ColourInfo.GradientHorizontal(gradientDark, gradientLight);
}
protected override void OnNewBeat(int newBeat, double beatLength, TimeSignatures timeSignature, bool kiai) protected override void OnNewBeat(int newBeat, double beatLength, TimeSignatures timeSignature, bool kiai)
{ {
if (newBeat < 0) if (newBeat < 0)
return; return;
this.kiai = kiai;
this.beatLength = beatLength;
if (kiai ? newBeat % 2 == 0 : newBeat % (int)timeSignature == 0) if (kiai ? newBeat % 2 == 0 : newBeat % (int)timeSignature == 0)
flash(leftBox); flash(leftBox, beatLength, kiai);
if (kiai ? newBeat % 2 == 1 : newBeat % (int)timeSignature == 0) if (kiai ? newBeat % 2 == 1 : newBeat % (int)timeSignature == 0)
flash(rightBox); flash(rightBox, beatLength, kiai);
} }
private void flash(Drawable d) private void flash(Drawable d, double beatLength, bool kiai)
{ {
TrackAmplitudes amp = beatmap.Value.Track.CurrentAmplitudes; TrackAmplitudes amp = beatmap.Value.Track.CurrentAmplitudes;
d.FadeTo(Math.Max(0, ((d.Equals(leftBox) ? amp.LeftChannel : amp.RightChannel) - amplitude_dead_zone) / (kiai ? kiai_multiplier : alpha_multiplier)), box_fade_in_time); d.FadeTo(Math.Max(0, ((d.Equals(leftBox) ? amp.LeftChannel : amp.RightChannel) - amplitude_dead_zone) / (kiai ? kiai_multiplier : alpha_multiplier)), box_fade_in_time);
using (d.BeginDelayedSequence(box_fade_in_time)) using (d.BeginDelayedSequence(box_fade_in_time))
d.FadeOut(beatLength, EasingTypes.In); d.FadeOut(beatLength, EasingTypes.In);
} }
[BackgroundDependencyLoader]
private void load(OsuGameBase game)
{
beatmap.BindTo(game.Beatmap);
}
} }
} }