mirror of https://github.com/ppy/osu
100 lines
3.6 KiB
C#
100 lines
3.6 KiB
C#
// Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
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// See the LICENCE file in the repository root for full licence text.
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using System;
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using osu.Framework.Bindables;
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using osu.Framework.Graphics;
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using osu.Framework.Input;
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using osu.Framework.Input.Events;
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using osu.Framework.Utils;
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using osu.Game.Configuration;
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using osu.Game.Rulesets.Mods;
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using osu.Game.Rulesets.Objects.Drawables;
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using osu.Game.Rulesets.Osu.Objects;
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using osu.Game.Rulesets.Osu.Objects.Drawables;
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using osuTK;
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namespace osu.Game.Rulesets.Osu.Mods
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{
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public class OsuModFlashlight : ModFlashlight<OsuHitObject>, IApplicableToDrawableHitObject
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{
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public override double ScoreMultiplier => 1.12;
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private const double default_follow_delay = 120;
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[SettingSource("Follow delay", "Milliseconds until the flashlight reaches the cursor")]
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public BindableNumber<double> FollowDelay { get; } = new BindableDouble(default_follow_delay)
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{
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MinValue = default_follow_delay,
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MaxValue = default_follow_delay * 10,
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Precision = default_follow_delay,
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};
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[SettingSource("Flashlight size", "Multiplier applied to the default flashlight size.")]
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public override BindableNumber<float> SizeMultiplier { get; } = new BindableNumber<float>
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{
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MinValue = 0.5f,
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MaxValue = 2f,
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Default = 1f,
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Value = 1f,
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Precision = 0.1f
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};
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[SettingSource("Change size based on combo", "Decrease the flashlight size as combo increases.")]
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public override BindableBool ComboBasedSize { get; } = new BindableBool
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{
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Default = true,
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Value = true
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};
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public override float DefaultFlashlightSize => 180;
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private OsuFlashlight flashlight;
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protected override Flashlight CreateFlashlight() => flashlight = new OsuFlashlight(this);
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public void ApplyToDrawableHitObject(DrawableHitObject drawable)
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{
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if (drawable is DrawableSlider s)
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s.Tracking.ValueChanged += flashlight.OnSliderTrackingChange;
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}
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private class OsuFlashlight : Flashlight, IRequireHighFrequencyMousePosition
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{
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private readonly double followDelay;
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public OsuFlashlight(OsuModFlashlight modFlashlight)
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: base(modFlashlight)
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{
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followDelay = modFlashlight.FollowDelay.Value;
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FlashlightSize = new Vector2(0, GetSizeFor(0));
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}
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public void OnSliderTrackingChange(ValueChangedEvent<bool> e)
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{
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// If a slider is in a tracking state, a further dim should be applied to the (remaining) visible portion of the playfield over a brief duration.
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this.TransformTo(nameof(FlashlightDim), e.NewValue ? 0.8f : 0.0f, 50);
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}
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protected override bool OnMouseMove(MouseMoveEvent e)
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{
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var position = FlashlightPosition;
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var destination = e.MousePosition;
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FlashlightPosition = Interpolation.ValueAt(
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Math.Min(Math.Abs(Clock.ElapsedFrameTime), followDelay), position, destination, 0, followDelay, Easing.Out);
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return base.OnMouseMove(e);
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}
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protected override void OnComboChange(ValueChangedEvent<int> e)
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{
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this.TransformTo(nameof(FlashlightSize), new Vector2(0, GetSizeFor(e.NewValue)), FLASHLIGHT_FADE_DURATION);
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}
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protected override string FragmentShader => "CircularFlashlight";
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}
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}
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}
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