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osu-lazer/osu.Game.Rulesets.Taiko/Mods/TaikoModFlashlight.cs

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// 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.
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using osu.Framework.Bindables;
using osu.Framework.Graphics;
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using osu.Framework.Layout;
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using osu.Game.Rulesets.Mods;
using osu.Game.Rulesets.Taiko.Objects;
using osu.Game.Rulesets.Taiko.UI;
using osu.Game.Rulesets.UI;
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using osuTK;
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namespace osu.Game.Rulesets.Taiko.Mods
{
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public partial class TaikoModFlashlight : ModFlashlight<TaikoHitObject>
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{
public override double ScoreMultiplier => UsesDefaultConfiguration ? 1.12 : 1;
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public override BindableFloat SizeMultiplier { get; } = new BindableFloat(1)
{
MinValue = 0.5f,
MaxValue = 1.5f,
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Precision = 0.1f
};
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public override BindableBool ComboBasedSize { get; } = new BindableBool(true);
public override float DefaultFlashlightSize => 200;
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protected override Flashlight CreateFlashlight() => new TaikoFlashlight(this, Playfield);
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protected TaikoPlayfield Playfield { get; private set; } = null!;
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public override void ApplyToDrawableRuleset(DrawableRuleset<TaikoHitObject> drawableRuleset)
{
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Playfield = (TaikoPlayfield)drawableRuleset.Playfield;
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base.ApplyToDrawableRuleset(drawableRuleset);
}
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public partial class TaikoFlashlight : Flashlight
{
private readonly LayoutValue flashlightProperties = new LayoutValue(Invalidation.RequiredParentSizeToFit | Invalidation.DrawInfo);
private readonly TaikoPlayfield taikoPlayfield;
public TaikoFlashlight(TaikoModFlashlight modFlashlight, TaikoPlayfield taikoPlayfield)
: base(modFlashlight)
{
this.taikoPlayfield = taikoPlayfield;
FlashlightSize = adjustSizeForPlayfieldAspectRatio(GetSize());
FlashlightSmoothness = 1.4f;
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AddLayout(flashlightProperties);
}
/// <summary>
/// Returns the aspect ratio-adjusted size of the flashlight.
/// This ensures that the size of the flashlight remains independent of taiko-specific aspect ratio adjustments.
/// </summary>
/// <param name="size">
/// The size of the flashlight.
/// The value provided here should always come from <see cref="ModFlashlight{T}.Flashlight.GetSize"/>.
/// </param>
private Vector2 adjustSizeForPlayfieldAspectRatio(float size)
{
return new Vector2(0, size * taikoPlayfield.DrawHeight / TaikoPlayfield.DEFAULT_HEIGHT);
}
protected override void UpdateFlashlightSize(float size)
{
this.TransformTo(nameof(FlashlightSize), adjustSizeForPlayfieldAspectRatio(size), FLASHLIGHT_FADE_DURATION);
}
protected override string FragmentShader => "CircularFlashlight";
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protected override void Update()
{
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base.Update();
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if (!flashlightProperties.IsValid)
{
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FlashlightPosition = ToLocalSpace(taikoPlayfield.HitTarget.ScreenSpaceDrawQuad.Centre);
ClearTransforms(targetMember: nameof(FlashlightSize));
FlashlightSize = adjustSizeForPlayfieldAspectRatio(GetSize());
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flashlightProperties.Validate();
}
}
}
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}
}