osu/osu.Game.Rulesets.Osu.Tests/TestSceneOsuDistanceSnapGrid.cs

191 lines
6.7 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 System;
using NUnit.Framework;
using osu.Framework.Allocation;
using osu.Framework.Graphics;
using osu.Framework.Graphics.Containers;
using osu.Framework.Graphics.Shapes;
using osu.Framework.Input.Events;
using osu.Framework.Utils;
using osu.Game.Beatmaps.ControlPoints;
using osu.Game.Rulesets.Edit;
using osu.Game.Rulesets.Osu.Beatmaps;
using osu.Game.Rulesets.Osu.Edit;
using osu.Game.Rulesets.Osu.Objects;
using osu.Game.Screens.Edit;
using osu.Game.Tests.Visual;
using osuTK;
using osuTK.Graphics;
namespace osu.Game.Rulesets.Osu.Tests
{
public class TestSceneOsuDistanceSnapGrid : OsuManualInputManagerTestScene
{
private const double beat_length = 100;
private static readonly Vector2 grid_position = new Vector2(512, 384);
[Cached(typeof(EditorBeatmap))]
private readonly EditorBeatmap editorBeatmap;
[Cached]
private readonly BindableBeatDivisor beatDivisor = new BindableBeatDivisor();
[Cached(typeof(IPositionSnapProvider))]
private readonly SnapProvider snapProvider = new SnapProvider();
private TestOsuDistanceSnapGrid grid;
public TestSceneOsuDistanceSnapGrid()
{
editorBeatmap = new EditorBeatmap(new OsuBeatmap());
}
[SetUp]
public void Setup() => Schedule(() =>
{
editorBeatmap.BeatmapInfo.BaseDifficulty.SliderMultiplier = 1;
editorBeatmap.ControlPointInfo.Clear();
editorBeatmap.ControlPointInfo.Add(0, new TimingControlPoint { BeatLength = beat_length });
Children = new Drawable[]
{
new Box
{
RelativeSizeAxes = Axes.Both,
Colour = Color4.SlateGray
},
grid = new TestOsuDistanceSnapGrid(new HitCircle { Position = grid_position }),
new SnappingCursorContainer { GetSnapPosition = v => grid.GetSnappedPosition(grid.ToLocalSpace(v)).position }
};
});
[TestCase(1)]
[TestCase(2)]
[TestCase(3)]
[TestCase(4)]
[TestCase(6)]
[TestCase(8)]
[TestCase(12)]
[TestCase(16)]
public void TestBeatDivisor(int divisor)
{
AddStep($"set beat divisor = {divisor}", () => beatDivisor.Value = divisor);
}
[Test]
public void TestCursorInCentre()
{
AddStep("move mouse to centre", () => InputManager.MoveMouseTo(grid.ToScreenSpace(grid_position)));
assertSnappedDistance((float)beat_length);
}
[Test]
public void TestCursorBeforeMovementPoint()
{
AddStep("move mouse to just before movement point", () => InputManager.MoveMouseTo(grid.ToScreenSpace(grid_position + new Vector2((float)beat_length, 0) * 1.49f)));
assertSnappedDistance((float)beat_length);
}
[Test]
public void TestCursorAfterMovementPoint()
{
AddStep("move mouse to just after movement point", () => InputManager.MoveMouseTo(grid.ToScreenSpace(grid_position + new Vector2((float)beat_length, 0) * 1.51f)));
assertSnappedDistance((float)beat_length * 2);
}
[Test]
public void TestLimitedDistance()
{
AddStep("create limited grid", () =>
{
Children = new Drawable[]
{
new Box
{
RelativeSizeAxes = Axes.Both,
Colour = Color4.SlateGray
},
grid = new TestOsuDistanceSnapGrid(new HitCircle { Position = grid_position }, new HitCircle { StartTime = 200 }),
new SnappingCursorContainer { GetSnapPosition = v => grid.GetSnappedPosition(grid.ToLocalSpace(v)).position }
};
});
AddStep("move mouse outside grid", () => InputManager.MoveMouseTo(grid.ToScreenSpace(grid_position + new Vector2((float)beat_length, 0) * 3f)));
assertSnappedDistance((float)beat_length * 2);
}
private void assertSnappedDistance(float expectedDistance) => AddAssert($"snap distance = {expectedDistance}", () =>
{
Vector2 snappedPosition = grid.GetSnappedPosition(grid.ToLocalSpace(InputManager.CurrentState.Mouse.Position)).position;
return Precision.AlmostEquals(expectedDistance, Vector2.Distance(snappedPosition, grid_position));
});
private class SnappingCursorContainer : CompositeDrawable
{
public Func<Vector2, Vector2> GetSnapPosition;
private readonly Drawable cursor;
public SnappingCursorContainer()
{
RelativeSizeAxes = Axes.Both;
InternalChild = cursor = new Circle
{
Origin = Anchor.Centre,
Size = new Vector2(50),
Colour = Color4.Red
};
}
protected override void LoadComplete()
{
base.LoadComplete();
updatePosition(GetContainingInputManager().CurrentState.Mouse.Position);
}
protected override bool OnMouseMove(MouseMoveEvent e)
{
base.OnMouseMove(e);
updatePosition(e.ScreenSpaceMousePosition);
return true;
}
private void updatePosition(Vector2 screenSpacePosition)
{
cursor.Position = GetSnapPosition.Invoke(screenSpacePosition);
}
}
private class TestOsuDistanceSnapGrid : OsuDistanceSnapGrid
{
public new float DistanceSpacing => base.DistanceSpacing;
public TestOsuDistanceSnapGrid(OsuHitObject hitObject, OsuHitObject nextHitObject = null)
: base(hitObject, nextHitObject)
{
}
}
private class SnapProvider : IPositionSnapProvider
{
public SnapResult SnapScreenSpacePositionToValidTime(Vector2 screenSpacePosition) => new SnapResult(screenSpacePosition, 0);
public float GetBeatSnapDistanceAt(double referenceTime) => (float)beat_length;
public float DurationToDistance(double referenceTime, double duration) => (float)duration;
public double DistanceToDuration(double referenceTime, float distance) => distance;
public double GetSnappedDurationFromDistance(double referenceTime, float distance) => 0;
public float GetSnappedDistanceFromDistance(double referenceTime, float distance) => 0;
}
}
}