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https://github.com/ppy/osu
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84 lines
4.1 KiB
C#
84 lines
4.1 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 osu.Framework.Graphics;
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using osu.Framework.Graphics.Containers;
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using osu.Game.Rulesets.UI;
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using osuTK;
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namespace osu.Game.Rulesets.Catch.UI
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{
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public partial class CatchPlayfieldAdjustmentContainer : PlayfieldAdjustmentContainer
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{
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private const float playfield_size_adjust = 0.8f;
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protected override Container<Drawable> Content => content;
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private readonly Container content;
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public CatchPlayfieldAdjustmentContainer()
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{
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const float base_game_width = 1024f;
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const float base_game_height = 768f;
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// extra bottom space for the catcher to not get cut off at tall resolutions lower than 4:3 (e.g. 5:4). number chosen based on testing with maximum catcher scale (i.e. CS 0).
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const float extra_bottom_space = 200f;
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Anchor = Anchor.Centre;
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Origin = Anchor.Centre;
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InternalChild = new Container
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{
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// This container limits vertical visibility of the playfield to ensure fairness between wide and tall resolutions (i.e. tall resolutions should not see more fruits).
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// Note that the container still extends across the screen horizontally, so that hit explosions at the sides of the playfield do not get cut off.
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Name = "Visible area",
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Anchor = Anchor.Centre,
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Origin = Anchor.Centre,
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RelativeSizeAxes = Axes.X,
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Height = base_game_height + extra_bottom_space,
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Y = extra_bottom_space / 2,
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Masking = true,
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Child = new Container
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{
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Name = "Playable area",
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Anchor = Anchor.TopCentre,
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Origin = Anchor.TopCentre,
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// playfields in stable are positioned vertically at three fourths the difference between the playfield height and the window height in stable.
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Y = base_game_height * ((1 - playfield_size_adjust) / 4 * 3),
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Size = new Vector2(base_game_width, base_game_height) * playfield_size_adjust,
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Child = content = new ScalingContainer { RelativeSizeAxes = Axes.Both }
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},
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};
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}
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/// <summary>
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/// A <see cref="Container"/> which scales its content relative to a target width.
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/// </summary>
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private partial class ScalingContainer : Container
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{
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public ScalingContainer()
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{
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Anchor = Anchor.BottomCentre;
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Origin = Anchor.BottomCentre;
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}
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protected override void Update()
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{
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base.Update();
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// in stable, fruit fall vertically from 100 pixels above the playfield top down to the catcher's Y position (i.e. -100 to 340),
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// see: https://github.com/peppy/osu-stable-reference/blob/1531237b63392e82c003c712faa028406073aa8f/osu!/GameplayElements/HitObjects/Fruits/HitCircleFruits.cs#L65
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// we already have the playfield positioned similar to stable (see CatchPlayfieldAdjustmentContainer constructor),
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// so we only need to increase this container's height 100 pixels above the playfield, and offset it to have the bottom at 340 rather than 384.
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const float stable_fruit_start_position = -100;
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const float stable_catcher_y_position = 340;
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const float playfield_v_size_adjustment = (stable_catcher_y_position - stable_fruit_start_position) / CatchPlayfield.HEIGHT;
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const float playfield_v_catcher_offset = stable_catcher_y_position - CatchPlayfield.HEIGHT;
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Scale = new Vector2(Parent!.ChildSize.X / CatchPlayfield.WIDTH);
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Position = new Vector2(0f, playfield_v_catcher_offset * Scale.Y);
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Size = Vector2.Divide(new Vector2(1, playfield_v_size_adjustment), Scale);
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}
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}
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}
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}
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