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osu-lazer/osu.Game.Rulesets.Taiko/Mods/TaikoModFlashlight.cs
2022-11-27 00:00:27 +09:00

93 lines
3.5 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.Bindables;
using osu.Framework.Graphics;
using osu.Framework.Layout;
using osu.Game.Rulesets.Mods;
using osu.Game.Rulesets.Taiko.Objects;
using osu.Game.Rulesets.Taiko.UI;
using osu.Game.Rulesets.UI;
using osuTK;
namespace osu.Game.Rulesets.Taiko.Mods
{
public partial class TaikoModFlashlight : ModFlashlight<TaikoHitObject>
{
public override double ScoreMultiplier => UsesDefaultConfiguration ? 1.12 : 1;
public override BindableFloat SizeMultiplier { get; } = new BindableFloat(1)
{
MinValue = 0.5f,
MaxValue = 1.5f,
Precision = 0.1f
};
public override BindableBool ComboBasedSize { get; } = new BindableBool(true);
public override float DefaultFlashlightSize => 200;
protected override Flashlight CreateFlashlight() => new TaikoFlashlight(this, Playfield);
protected TaikoPlayfield Playfield { get; private set; } = null!;
public override void ApplyToDrawableRuleset(DrawableRuleset<TaikoHitObject> drawableRuleset)
{
Playfield = (TaikoPlayfield)drawableRuleset.Playfield;
base.ApplyToDrawableRuleset(drawableRuleset);
}
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;
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";
protected override void Update()
{
base.Update();
if (!flashlightProperties.IsValid)
{
FlashlightPosition = ToLocalSpace(taikoPlayfield.HitTarget.ScreenSpaceDrawQuad.Centre);
ClearTransforms(targetMember: nameof(FlashlightSize));
FlashlightSize = adjustSizeForPlayfieldAspectRatio(GetSize());
flashlightProperties.Validate();
}
}
}
}
}