diff --git a/osu.Game.Rulesets.Osu.Tests/Editor/TestSceneOsuDistanceSnapGrid.cs b/osu.Game.Rulesets.Osu.Tests/Editor/TestSceneOsuDistanceSnapGrid.cs index dc74d38cdc..1b67fc2ca9 100644 --- a/osu.Game.Rulesets.Osu.Tests/Editor/TestSceneOsuDistanceSnapGrid.cs +++ b/osu.Game.Rulesets.Osu.Tests/Editor/TestSceneOsuDistanceSnapGrid.cs @@ -4,12 +4,15 @@ #nullable disable using System; +using System.Linq; using NUnit.Framework; using osu.Framework.Allocation; using osu.Framework.Graphics; using osu.Framework.Graphics.Containers; using osu.Framework.Graphics.Shapes; +using osu.Framework.Graphics.UserInterface; using osu.Framework.Input; +using osu.Framework.Testing; using osu.Framework.Utils; using osu.Game.Beatmaps.ControlPoints; using osu.Game.Overlays; @@ -52,6 +55,7 @@ namespace osu.Game.Rulesets.Osu.Tests.Editor }; private OsuDistanceSnapGrid grid; + private SnappingCursorContainer cursor; public TestSceneOsuDistanceSnapGrid() { @@ -88,8 +92,8 @@ namespace osu.Game.Rulesets.Osu.Tests.Editor RelativeSizeAxes = Axes.Both, Colour = Color4.SlateGray }, + cursor = new SnappingCursorContainer { GetSnapPosition = v => grid.GetSnappedPosition(grid.ToLocalSpace(v)).position }, grid = new OsuDistanceSnapGrid(new HitCircle { Position = grid_position }), - new SnappingCursorContainer { GetSnapPosition = v => grid.GetSnappedPosition(grid.ToLocalSpace(v)).position } }; }); @@ -154,6 +158,37 @@ namespace osu.Game.Rulesets.Osu.Tests.Editor assertSnappedDistance(expectedDistance); } + [Test] + public void TestReferenceObjectNotOnSnapGrid() + { + AddStep("create grid", () => + { + Children = new Drawable[] + { + new Box + { + RelativeSizeAxes = Axes.Both, + Colour = Color4.SlateGray + }, + cursor = new SnappingCursorContainer { GetSnapPosition = v => grid.GetSnappedPosition(grid.ToLocalSpace(v)).position }, + grid = new OsuDistanceSnapGrid(new HitCircle + { + Position = grid_position, + // This is important. It sets the reference object to a point in time that isn't on the current snap divisor's grid. + // We are testing that the grid's display is offset correctly. + StartTime = 40, + }), + }; + }); + + AddStep("move mouse to point", () => InputManager.MoveMouseTo(grid.ToScreenSpace(grid_position + new Vector2(beat_length, 0) * 2))); + + AddAssert("Ensure cursor is on a grid line", () => + { + return grid.ChildrenOfType().Any(p => Precision.AlmostEquals(p.ScreenSpaceDrawQuad.TopRight.X, grid.ToScreenSpace(cursor.LastSnappedPosition).X)); + }); + } + [Test] public void TestLimitedDistance() { @@ -166,8 +201,8 @@ namespace osu.Game.Rulesets.Osu.Tests.Editor RelativeSizeAxes = Axes.Both, Colour = Color4.SlateGray }, + cursor = new SnappingCursorContainer { GetSnapPosition = v => grid.GetSnappedPosition(grid.ToLocalSpace(v)).position }, grid = new OsuDistanceSnapGrid(new HitCircle { Position = grid_position }, new HitCircle { StartTime = 200 }), - new SnappingCursorContainer { GetSnapPosition = v => grid.GetSnappedPosition(grid.ToLocalSpace(v)).position } }; }); @@ -186,6 +221,8 @@ namespace osu.Game.Rulesets.Osu.Tests.Editor { public Func GetSnapPosition; + public Vector2 LastSnappedPosition { get; private set; } + private readonly Drawable cursor; private InputManager inputManager; @@ -214,7 +251,7 @@ namespace osu.Game.Rulesets.Osu.Tests.Editor protected override void Update() { base.Update(); - cursor.Position = GetSnapPosition.Invoke(inputManager.CurrentState.Mouse.Position); + cursor.Position = LastSnappedPosition = GetSnapPosition.Invoke(inputManager.CurrentState.Mouse.Position); } } } diff --git a/osu.Game/Screens/Edit/Compose/Components/CircularDistanceSnapGrid.cs b/osu.Game/Screens/Edit/Compose/Components/CircularDistanceSnapGrid.cs index 98079116cd..6e54e98740 100644 --- a/osu.Game/Screens/Edit/Compose/Components/CircularDistanceSnapGrid.cs +++ b/osu.Game/Screens/Edit/Compose/Components/CircularDistanceSnapGrid.cs @@ -53,9 +53,16 @@ namespace osu.Game.Screens.Edit.Compose.Components float maxDistance = new Vector2(dx, dy).Length; int requiredCircles = Math.Min(MaxIntervals, (int)(maxDistance / DistanceBetweenTicks)); + // We need to offset the drawn lines to the next valid snap for the currently selected divisor. + // + // Picture the scenario where the user has just placed an object on a 1/2 snap, then changes to + // 1/3 snap and expects to be able to place the next object on a valid 1/3 snap, regardless of the + // fact that the 1/2 snap reference object is not valid for 1/3 snapping. + float offset = SnapProvider.FindSnappedDistance(ReferenceObject, 0); + for (int i = 0; i < requiredCircles; i++) { - float diameter = (i + 1) * DistanceBetweenTicks * 2; + float diameter = (offset + (i + 1) * DistanceBetweenTicks) * 2; AddInternal(new Ring(ReferenceObject, GetColourForIndexFromPlacement(i)) {