Merge branch 'master' into kudosu-info

osu.Android.props

@@ -61,6 +61,6 @@
   </ItemGroup>
   <ItemGroup>
     <PackageReference Include="ppy.osu.Game.Resources" Version="2019.809.0" />
-    <PackageReference Include="ppy.osu.Framework.Android" Version="2019.816.0" />
+    <PackageReference Include="ppy.osu.Framework.Android" Version="2019.821.0" />
   </ItemGroup>
 </Project>

osu.Game.Rulesets.Catch/Objects/Drawable/DrawableFruit.cs

@@ -81,7 +81,7 @@ namespace osu.Game.Rulesets.Catch.Objects.Drawable
                     Anchor = Anchor.Centre,
                     Origin = Anchor.Centre,
                     AccentColour = Color4.Red,
-                    Blending = BlendingMode.Additive,
+                    Blending = BlendingParameters.Additive,
                     Alpha = 0.5f,
                     Scale = new Vector2(1.333f)
                 });

osu.Game.Rulesets.Catch/Objects/Drawable/Pieces/Pulp.cs

@@ -18,7 +18,7 @@ namespace osu.Game.Rulesets.Catch.Objects.Drawable.Pieces
             Anchor = Anchor.Centre;
             Origin = Anchor.Centre;
 
-            Blending = BlendingMode.Additive;
+            Blending = BlendingParameters.Additive;
             Colour = Color4.White.Opacity(0.9f);
         }
 

osu.Game.Rulesets.Catch/UI/CatcherArea.cs

@@ -201,7 +201,7 @@ namespace osu.Game.Rulesets.Catch.UI
                 additive.Scale = Scale;
                 additive.Colour = HyperDashing ? Color4.Red : Color4.White;
                 additive.RelativePositionAxes = RelativePositionAxes;
-                additive.Blending = BlendingMode.Additive;
+                additive.Blending = BlendingParameters.Additive;
 
                 AdditiveTarget.Add(additive);
 

osu.Game.Rulesets.Mania/Objects/Drawables/Pieces/BodyPiece.cs

@@ -26,14 +26,14 @@ namespace osu.Game.Rulesets.Mania.Objects.Drawables.Pieces
 
         public BodyPiece()
         {
-            Blending = BlendingMode.Additive;
+            Blending = BlendingParameters.Additive;
 
             Children = new[]
             {
                 Background = new Box { RelativeSizeAxes = Axes.Both },
                 Foreground = new BufferedContainer
                 {
-                    Blending = BlendingMode.Additive,
+                    Blending = BlendingParameters.Additive,
                     RelativeSizeAxes = Axes.Both,
                     CacheDrawnFrameBuffer = true,
                     Children = new Drawable[]

osu.Game.Rulesets.Mania/Objects/Drawables/Pieces/LaneGlowPiece.cs

@@ -61,7 +61,7 @@ namespace osu.Game.Rulesets.Mania.Objects.Drawables.Pieces
                 Name = "Top",
                 RelativeSizeAxes = Axes.Both,
                 Height = 0.5f,
-                Blending = BlendingMode.Additive,
+                Blending = BlendingParameters.Additive,
                 Colour = ColourInfo.GradientVertical(Color4.Transparent, Color4.White.Opacity(alpha))
             },
             new Box
@@ -71,7 +71,7 @@ namespace osu.Game.Rulesets.Mania.Objects.Drawables.Pieces
                 Origin = Anchor.BottomLeft,
                 RelativeSizeAxes = Axes.Both,
                 Height = 0.5f,
-                Blending = BlendingMode.Additive,
+                Blending = BlendingParameters.Additive,
                 Colour = ColourInfo.GradientVertical(Color4.White.Opacity(alpha), Color4.Transparent)
             }
         };

osu.Game.Rulesets.Mania/UI/Components/ColumnBackground.cs

@@ -42,7 +42,7 @@ namespace osu.Game.Rulesets.Mania.UI.Components
                     Name = "Background Gradient Overlay",
                     RelativeSizeAxes = Axes.Both,
                     Height = 0.5f,
-                    Blending = BlendingMode.Additive,
+                    Blending = BlendingParameters.Additive,
                     Alpha = 0
                 }
             };

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

@@ -2,12 +2,12 @@
 // See the LICENCE file in the repository root for full licence text.
 
 using System;
-using System.IO;
-using System.Linq;
+using System.Text.RegularExpressions;
 using osu.Framework.Allocation;
 using osu.Framework.Audio;
 using osu.Framework.Graphics;
 using osu.Framework.Graphics.Containers;
+using osu.Framework.Graphics.Textures;
 using osu.Framework.IO.Stores;
 using osu.Game.Skinning;
 using osu.Game.Tests.Visual;
@@ -28,11 +28,11 @@ namespace osu.Game.Rulesets.Osu.Tests
         [BackgroundDependencyLoader]
         private void load(AudioManager audio)
         {
-            var skins = new SkinManager(LocalStorage, ContextFactory, null, audio);
+            var dllStore = new DllResourceStore("osu.Game.Rulesets.Osu.Tests.dll");
 
-            metricsSkin = getSkinFromResources(skins, "metrics_skin");
-            defaultSkin = getSkinFromResources(skins, "default_skin");
-            specialSkin = getSkinFromResources(skins, "special_skin");
+            metricsSkin = new TestLegacySkin(new SkinInfo(), new NamespacedResourceStore<byte[]>(dllStore, "Resources/metrics_skin"), audio, true);
+            defaultSkin = new TestLegacySkin(new SkinInfo(), new NamespacedResourceStore<byte[]>(dllStore, "Resources/default_skin"), audio, false);
+            specialSkin = new TestLegacySkin(new SkinInfo(), new NamespacedResourceStore<byte[]>(dllStore, "Resources/special_skin"), audio, true);
         }
 
         public void SetContents(Func<Drawable> creationFunction)
@@ -43,23 +43,28 @@ namespace osu.Game.Rulesets.Osu.Tests
             Cell(3).Child = new LocalSkinOverrideContainer(specialSkin) { RelativeSizeAxes = Axes.Both }.WithChild(creationFunction());
         }
 
-        private static Skin getSkinFromResources(SkinManager skins, string name)
+        private class TestLegacySkin : LegacySkin
         {
-            using (var storage = new DllResourceStore("osu.Game.Rulesets.Osu.Tests.dll"))
+            private readonly bool extrapolateAnimations;
+
+            public TestLegacySkin(SkinInfo skin, IResourceStore<byte[]> storage, AudioManager audioManager, bool extrapolateAnimations)
+                : base(skin, storage, audioManager, "skin.ini")
             {
-                var tempName = Path.GetTempFileName();
+                this.extrapolateAnimations = extrapolateAnimations;
+            }
 
-                File.Delete(tempName);
-                Directory.CreateDirectory(tempName);
+            public override Texture GetTexture(string componentName)
+            {
+                // extrapolate frames to test longer animations
+                if (extrapolateAnimations)
+                {
+                    var match = Regex.Match(componentName, "-([0-9]*)");
 
-                var files = storage.GetAvailableResources().Where(f => f.StartsWith($"Resources/{name}"));
+                    if (match.Length > 0 && int.TryParse(match.Groups[1].Value, out var number) && number < 60)
+                        return base.GetTexture(componentName.Replace($"-{number}", $"-{number % 2}"));
+                }
 
-                foreach (var file in files)
-                    using (var stream = storage.GetStream(file))
-                    using (var newFile = File.Create(Path.Combine(tempName, Path.GetFileName(file))))
-                        stream.CopyTo(newFile);
-
-                return skins.GetSkin(skins.Import(tempName).Result);
+                return base.GetTexture(componentName);
             }
         }
     }

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

@@ -0,0 +1,34 @@
+// 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 System.Collections.Generic;
+using System.Linq;
+using osu.Framework.Extensions;
+using osu.Framework.Graphics;
+using osu.Game.Rulesets.Judgements;
+using osu.Game.Rulesets.Osu.Objects.Drawables;
+using osu.Game.Rulesets.Scoring;
+
+namespace osu.Game.Rulesets.Osu.Tests
+{
+    public class TestSceneDrawableJudgement : SkinnableTestScene
+    {
+        public override IReadOnlyList<Type> RequiredTypes => new[]
+        {
+            typeof(DrawableJudgement),
+            typeof(DrawableOsuJudgement)
+        };
+
+        public TestSceneDrawableJudgement()
+        {
+            foreach (HitResult result in Enum.GetValues(typeof(HitResult)).OfType<HitResult>().Skip(1))
+                AddStep("Show " + result.GetDescription(), () => SetContents(() =>
+                    new DrawableOsuJudgement(new JudgementResult(null) { Type = result }, null)
+                    {
+                        Anchor = Anchor.Centre,
+                        Origin = Anchor.Centre,
+                    }));
+        }
+    }
+}

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

@@ -10,7 +10,6 @@ using osu.Game.Beatmaps;
 using osu.Game.Beatmaps.ControlPoints;
 using osu.Game.Rulesets.Osu.Objects;
 using osu.Game.Rulesets.Osu.Objects.Drawables;
-using osu.Game.Tests.Visual;
 using osuTK;
 using osuTK.Graphics;
 using osu.Game.Rulesets.Mods;
@@ -27,83 +26,96 @@ using osu.Game.Rulesets.Osu.Objects.Drawables.Pieces;
 namespace osu.Game.Rulesets.Osu.Tests
 {
     [TestFixture]
-    public class TestSceneSlider : OsuTestScene
+    public class TestSceneSlider : SkinnableTestScene
     {
         public override IReadOnlyList<Type> RequiredTypes => new[]
         {
+            typeof(Slider),
+            typeof(SliderTick),
+            typeof(SliderTailCircle),
             typeof(SliderBall),
             typeof(SliderBody),
-            typeof(SliderTick),
+            typeof(SnakingSliderBody),
             typeof(DrawableSlider),
             typeof(DrawableSliderTick),
+            typeof(DrawableSliderTail),
+            typeof(DrawableSliderHead),
             typeof(DrawableRepeatPoint),
             typeof(DrawableOsuHitObject)
         };
 
-        private readonly Container content;
-        protected override Container<Drawable> Content => content;
+        private Container content;
+
+        protected override Container<Drawable> Content
+        {
+            get
+            {
+                if (content == null)
+                    base.Content.Add(content = new OsuInputManager(new RulesetInfo { ID = 0 }));
+
+                return content;
+            }
+        }
 
         private int depthIndex;
 
         public TestSceneSlider()
         {
-            base.Content.Add(content = new OsuInputManager(new RulesetInfo { ID = 0 }));
+            AddStep("Big Single", () => SetContents(() => testSimpleBig()));
+            AddStep("Medium Single", () => SetContents(() => testSimpleMedium()));
+            AddStep("Small Single", () => SetContents(() => testSimpleSmall()));
+            AddStep("Big 1 Repeat", () => SetContents(() => testSimpleBig(1)));
+            AddStep("Medium 1 Repeat", () => SetContents(() => testSimpleMedium(1)));
+            AddStep("Small 1 Repeat", () => SetContents(() => testSimpleSmall(1)));
+            AddStep("Big 2 Repeats", () => SetContents(() => testSimpleBig(2)));
+            AddStep("Medium 2 Repeats", () => SetContents(() => testSimpleMedium(2)));
+            AddStep("Small 2 Repeats", () => SetContents(() => testSimpleSmall(2)));
 
-            AddStep("Big Single", () => testSimpleBig());
-            AddStep("Medium Single", () => testSimpleMedium());
-            AddStep("Small Single", () => testSimpleSmall());
-            AddStep("Big 1 Repeat", () => testSimpleBig(1));
-            AddStep("Medium 1 Repeat", () => testSimpleMedium(1));
-            AddStep("Small 1 Repeat", () => testSimpleSmall(1));
-            AddStep("Big 2 Repeats", () => testSimpleBig(2));
-            AddStep("Medium 2 Repeats", () => testSimpleMedium(2));
-            AddStep("Small 2 Repeats", () => testSimpleSmall(2));
+            AddStep("Slow Slider", () => SetContents(testSlowSpeed)); // slow long sliders take ages already so no repeat steps
+            AddStep("Slow Short Slider", () => SetContents(() => testShortSlowSpeed()));
+            AddStep("Slow Short Slider 1 Repeats", () => SetContents(() => testShortSlowSpeed(1)));
+            AddStep("Slow Short Slider 2 Repeats", () => SetContents(() => testShortSlowSpeed(2)));
 
-            AddStep("Slow Slider", testSlowSpeed); // slow long sliders take ages already so no repeat steps
-            AddStep("Slow Short Slider", () => testShortSlowSpeed());
-            AddStep("Slow Short Slider 1 Repeats", () => testShortSlowSpeed(1));
-            AddStep("Slow Short Slider 2 Repeats", () => testShortSlowSpeed(2));
+            AddStep("Fast Slider", () => SetContents(() => testHighSpeed()));
+            AddStep("Fast Slider 1 Repeat", () => SetContents(() => testHighSpeed(1)));
+            AddStep("Fast Slider 2 Repeats", () => SetContents(() => testHighSpeed(2)));
+            AddStep("Fast Short Slider", () => SetContents(() => testShortHighSpeed()));
+            AddStep("Fast Short Slider 1 Repeat", () => SetContents(() => testShortHighSpeed(1)));
+            AddStep("Fast Short Slider 2 Repeats", () => SetContents(() => testShortHighSpeed(2)));
+            AddStep("Fast Short Slider 6 Repeats", () => SetContents(() => testShortHighSpeed(6)));
 
-            AddStep("Fast Slider", () => testHighSpeed());
-            AddStep("Fast Slider 1 Repeat", () => testHighSpeed(1));
-            AddStep("Fast Slider 2 Repeats", () => testHighSpeed(2));
-            AddStep("Fast Short Slider", () => testShortHighSpeed());
-            AddStep("Fast Short Slider 1 Repeat", () => testShortHighSpeed(1));
-            AddStep("Fast Short Slider 2 Repeats", () => testShortHighSpeed(2));
-            AddStep("Fast Short Slider 6 Repeats", () => testShortHighSpeed(6));
+            AddStep("Perfect Curve", () => SetContents(() => testPerfect()));
+            AddStep("Perfect Curve 1 Repeat", () => SetContents(() => testPerfect(1)));
+            AddStep("Perfect Curve 2 Repeats", () => SetContents(() => testPerfect(2)));
 
-            AddStep("Perfect Curve", () => testPerfect());
-            AddStep("Perfect Curve 1 Repeat", () => testPerfect(1));
-            AddStep("Perfect Curve 2 Repeats", () => testPerfect(2));
+            AddStep("Linear Slider", () => SetContents(() => testLinear()));
+            AddStep("Linear Slider 1 Repeat", () => SetContents(() => testLinear(1)));
+            AddStep("Linear Slider 2 Repeats", () => SetContents(() => testLinear(2)));
 
-            AddStep("Linear Slider", () => testLinear());
-            AddStep("Linear Slider 1 Repeat", () => testLinear(1));
-            AddStep("Linear Slider 2 Repeats", () => testLinear(2));
+            AddStep("Bezier Slider", () => SetContents(() => testBezier()));
+            AddStep("Bezier Slider 1 Repeat", () => SetContents(() => testBezier(1)));
+            AddStep("Bezier Slider 2 Repeats", () => SetContents(() => testBezier(2)));
 
-            AddStep("Bezier Slider", () => testBezier());
-            AddStep("Bezier Slider 1 Repeat", () => testBezier(1));
-            AddStep("Bezier Slider 2 Repeats", () => testBezier(2));
+            AddStep("Linear Overlapping", () => SetContents(() => testLinearOverlapping()));
+            AddStep("Linear Overlapping 1 Repeat", () => SetContents(() => testLinearOverlapping(1)));
+            AddStep("Linear Overlapping 2 Repeats", () => SetContents(() => testLinearOverlapping(2)));
 
-            AddStep("Linear Overlapping", () => testLinearOverlapping());
-            AddStep("Linear Overlapping 1 Repeat", () => testLinearOverlapping(1));
-            AddStep("Linear Overlapping 2 Repeats", () => testLinearOverlapping(2));
+            AddStep("Catmull Slider", () => SetContents(() => testCatmull()));
+            AddStep("Catmull Slider 1 Repeat", () => SetContents(() => testCatmull(1)));
+            AddStep("Catmull Slider 2 Repeats", () => SetContents(() => testCatmull(2)));
 
-            AddStep("Catmull Slider", () => testCatmull());
-            AddStep("Catmull Slider 1 Repeat", () => testCatmull(1));
-            AddStep("Catmull Slider 2 Repeats", () => testCatmull(2));
+            AddStep("Big Single, Large StackOffset", () => SetContents(() => testSimpleBigLargeStackOffset()));
+            AddStep("Big 1 Repeat, Large StackOffset", () => SetContents(() => testSimpleBigLargeStackOffset(1)));
 
-            AddStep("Big Single, Large StackOffset", () => testSimpleBigLargeStackOffset());
-            AddStep("Big 1 Repeat, Large StackOffset", () => testSimpleBigLargeStackOffset(1));
-
-            AddStep("Distance Overflow", () => testDistanceOverflow());
-            AddStep("Distance Overflow 1 Repeat", () => testDistanceOverflow(1));
+            AddStep("Distance Overflow", () => SetContents(() => testDistanceOverflow()));
+            AddStep("Distance Overflow 1 Repeat", () => SetContents(() => testDistanceOverflow(1)));
         }
 
-        private void testSimpleBig(int repeats = 0) => createSlider(2, repeats: repeats);
+        private Drawable testSimpleBig(int repeats = 0) => createSlider(2, repeats: repeats);
 
-        private void testSimpleBigLargeStackOffset(int repeats = 0) => createSlider(2, repeats: repeats, stackHeight: 10);
+        private Drawable testSimpleBigLargeStackOffset(int repeats = 0) => createSlider(2, repeats: repeats, stackHeight: 10);
 
-        private void testDistanceOverflow(int repeats = 0)
+        private Drawable testDistanceOverflow(int repeats = 0)
         {
             var slider = new Slider
             {
@@ -120,22 +132,22 @@ namespace osu.Game.Rulesets.Osu.Tests
                 StackHeight = 10
             };
 
-            addSlider(slider, 2, 2);
+            return createDrawable(slider, 2, 2);
         }
 
-        private void testSimpleMedium(int repeats = 0) => createSlider(5, repeats: repeats);
+        private Drawable testSimpleMedium(int repeats = 0) => createSlider(5, repeats: repeats);
 
-        private void testSimpleSmall(int repeats = 0) => createSlider(7, repeats: repeats);
+        private Drawable testSimpleSmall(int repeats = 0) => createSlider(7, repeats: repeats);
 
-        private void testSlowSpeed() => createSlider(speedMultiplier: 0.5);
+        private Drawable testSlowSpeed() => createSlider(speedMultiplier: 0.5);
 
-        private void testShortSlowSpeed(int repeats = 0) => createSlider(distance: 100, repeats: repeats, speedMultiplier: 0.5);
+        private Drawable testShortSlowSpeed(int repeats = 0) => createSlider(distance: 100, repeats: repeats, speedMultiplier: 0.5);
 
-        private void testHighSpeed(int repeats = 0) => createSlider(repeats: repeats, speedMultiplier: 15);
+        private Drawable testHighSpeed(int repeats = 0) => createSlider(repeats: repeats, speedMultiplier: 15);
 
-        private void testShortHighSpeed(int repeats = 0) => createSlider(distance: 100, repeats: repeats, speedMultiplier: 15);
+        private Drawable testShortHighSpeed(int repeats = 0) => createSlider(distance: 100, repeats: repeats, speedMultiplier: 15);
 
-        private void createSlider(float circleSize = 2, float distance = 400, int repeats = 0, double speedMultiplier = 2, int stackHeight = 0)
+        private Drawable createSlider(float circleSize = 2, float distance = 400, int repeats = 0, double speedMultiplier = 2, int stackHeight = 0)
         {
             var slider = new Slider
             {
@@ -151,10 +163,10 @@ namespace osu.Game.Rulesets.Osu.Tests
                 StackHeight = stackHeight
             };
 
-            addSlider(slider, circleSize, speedMultiplier);
+            return createDrawable(slider, circleSize, speedMultiplier);
         }
 
-        private void testPerfect(int repeats = 0)
+        private Drawable testPerfect(int repeats = 0)
         {
             var slider = new Slider
             {
@@ -170,12 +182,12 @@ namespace osu.Game.Rulesets.Osu.Tests
                 NodeSamples = createEmptySamples(repeats)
             };
 
-            addSlider(slider, 2, 3);
+            return createDrawable(slider, 2, 3);
         }
 
-        private void testLinear(int repeats = 0) => createLinear(repeats);
+        private Drawable testLinear(int repeats = 0) => createLinear(repeats);
 
-        private void createLinear(int repeats)
+        private Drawable createLinear(int repeats)
         {
             var slider = new Slider
             {
@@ -194,12 +206,12 @@ namespace osu.Game.Rulesets.Osu.Tests
                 NodeSamples = createEmptySamples(repeats)
             };
 
-            addSlider(slider, 2, 3);
+            return createDrawable(slider, 2, 3);
         }
 
-        private void testBezier(int repeats = 0) => createBezier(repeats);
+        private Drawable testBezier(int repeats = 0) => createBezier(repeats);
 
-        private void createBezier(int repeats)
+        private Drawable createBezier(int repeats)
         {
             var slider = new Slider
             {
@@ -217,12 +229,12 @@ namespace osu.Game.Rulesets.Osu.Tests
                 NodeSamples = createEmptySamples(repeats)
             };
 
-            addSlider(slider, 2, 3);
+            return createDrawable(slider, 2, 3);
         }
 
-        private void testLinearOverlapping(int repeats = 0) => createOverlapping(repeats);
+        private Drawable testLinearOverlapping(int repeats = 0) => createOverlapping(repeats);
 
-        private void createOverlapping(int repeats)
+        private Drawable createOverlapping(int repeats)
         {
             var slider = new Slider
             {
@@ -241,12 +253,12 @@ namespace osu.Game.Rulesets.Osu.Tests
                 NodeSamples = createEmptySamples(repeats)
             };
 
-            addSlider(slider, 2, 3);
+            return createDrawable(slider, 2, 3);
         }
 
-        private void testCatmull(int repeats = 0) => createCatmull(repeats);
+        private Drawable testCatmull(int repeats = 0) => createCatmull(repeats);
 
-        private void createCatmull(int repeats = 0)
+        private Drawable createCatmull(int repeats = 0)
         {
             var repeatSamples = new List<List<HitSampleInfo>>();
             for (int i = 0; i < repeats; i++)
@@ -267,7 +279,7 @@ namespace osu.Game.Rulesets.Osu.Tests
                 NodeSamples = repeatSamples
             };
 
-            addSlider(slider, 3, 1);
+            return createDrawable(slider, 3, 1);
         }
 
         private List<List<HitSampleInfo>> createEmptySamples(int repeats)
@@ -278,7 +290,7 @@ namespace osu.Game.Rulesets.Osu.Tests
             return repeatSamples;
         }
 
-        private void addSlider(Slider slider, float circleSize, double speedMultiplier)
+        private Drawable createDrawable(Slider slider, float circleSize, double speedMultiplier)
         {
             var cpi = new ControlPointInfo();
             cpi.DifficultyPoints.Add(new DifficultyControlPoint { SpeedMultiplier = speedMultiplier });
@@ -296,7 +308,7 @@ namespace osu.Game.Rulesets.Osu.Tests
 
             drawable.OnNewResult += onNewResult;
 
-            Add(drawable);
+            return drawable;
         }
 
         private float judgementOffsetDirection = 1;

osu.Game.Rulesets.Osu/Objects/Drawables/Connections/FollowPoint.cs

@@ -36,7 +36,7 @@ namespace osu.Game.Rulesets.Osu.Objects.Drawables.Connections
                 Child = new Box
                 {
                     Size = new Vector2(width),
-                    Blending = BlendingMode.Additive,
+                    Blending = BlendingParameters.Additive,
                     Origin = Anchor.Centre,
                     Anchor = Anchor.Centre,
                     Alpha = 0.5f,

osu.Game.Rulesets.Osu/Objects/Drawables/DrawableRepeatPoint.cs

@@ -32,7 +32,7 @@ namespace osu.Game.Rulesets.Osu.Objects.Drawables
 
             Size = new Vector2(OsuHitObject.OBJECT_RADIUS * 2);
 
-            Blending = BlendingMode.Additive;
+            Blending = BlendingParameters.Additive;
             Origin = Anchor.Centre;
 
             InternalChild = scaleContainer = new SkinnableDrawable("Play/osu/reversearrow", _ => new SpriteIcon

osu.Game.Rulesets.Osu/Objects/Drawables/Pieces/CirclePiece.cs

@@ -36,7 +36,7 @@ namespace osu.Game.Rulesets.Osu.Objects.Drawables.Pieces
                 new TrianglesPiece
                 {
                     RelativeSizeAxes = Axes.Both,
-                    Blending = BlendingMode.Additive,
+                    Blending = BlendingParameters.Additive,
                     Alpha = 0.5f,
                 }
             };

osu.Game.Rulesets.Osu/Objects/Drawables/Pieces/ExplodePiece.cs

@@ -17,12 +17,12 @@ namespace osu.Game.Rulesets.Osu.Objects.Drawables.Pieces
             Anchor = Anchor.Centre;
             Origin = Anchor.Centre;
 
-            Blending = BlendingMode.Additive;
+            Blending = BlendingParameters.Additive;
             Alpha = 0;
 
             Child = new SkinnableDrawable("Play/osu/hitcircle-explode", _ => new TrianglesPiece
             {
-                Blending = BlendingMode.Additive,
+                Blending = BlendingParameters.Additive,
                 RelativeSizeAxes = Axes.Both,
                 Alpha = 0.2f,
             }, s => s.GetTexture("Play/osu/hitcircle") == null);

osu.Game.Rulesets.Osu/Objects/Drawables/Pieces/FlashPiece.cs

@@ -18,7 +18,7 @@ namespace osu.Game.Rulesets.Osu.Objects.Drawables.Pieces
             Anchor = Anchor.Centre;
             Origin = Anchor.Centre;
 
-            Blending = BlendingMode.Additive;
+            Blending = BlendingParameters.Additive;
             Alpha = 0;
 
             Child = new SkinnableDrawable("Play/osu/hitcircle-flash", name => new CircularContainer

osu.Game.Rulesets.Osu/Objects/Drawables/Pieces/GlowPiece.cs

@@ -27,7 +27,7 @@ namespace osu.Game.Rulesets.Osu.Objects.Drawables.Pieces
                 Anchor = Anchor.Centre,
                 Origin = Anchor.Centre,
                 Texture = textures.Get(name),
-                Blending = BlendingMode.Additive,
+                Blending = BlendingParameters.Additive,
                 Alpha = 0.5f
             }, s => s.GetTexture("Play/osu/hitcircle") == null);
         }

osu.Game.Rulesets.Osu/Objects/Drawables/Pieces/SliderBall.cs

@@ -30,7 +30,7 @@ namespace osu.Game.Rulesets.Osu.Objects.Drawables.Pieces
             this.drawableSlider = drawableSlider;
             this.slider = slider;
 
-            Blending = BlendingMode.Additive;
+            Blending = BlendingParameters.Additive;
             Origin = Anchor.Centre;
 
             Size = new Vector2(OsuHitObject.OBJECT_RADIUS * 2);
@@ -55,7 +55,6 @@ namespace osu.Game.Rulesets.Osu.Objects.Drawables.Pieces
                     Child = new Container
                     {
                         RelativeSizeAxes = Axes.Both,
-                        // TODO: support skin filename animation (sliderb0, sliderb1...)
                         Child = new SkinnableDrawable("Play/osu/sliderball", _ => new DefaultSliderBall()),
                     }
                 }
@@ -168,9 +167,20 @@ namespace osu.Game.Rulesets.Osu.Objects.Drawables.Pieces
             return action == OsuAction.LeftButton || action == OsuAction.RightButton;
         }
 
+        private Vector2? lastPosition;
+
         public void UpdateProgress(double completionProgress)
         {
-            Position = slider.CurvePositionAt(completionProgress);
+            var newPos = slider.CurvePositionAt(completionProgress);
+
+            var diff = lastPosition.HasValue ? lastPosition.Value - newPos : newPos - slider.CurvePositionAt(completionProgress + 0.01f);
+            if (diff == Vector2.Zero)
+                return;
+
+            Position = newPos;
+            Rotation = -90 + (float)(-Math.Atan2(diff.X, diff.Y) * 180 / Math.PI);
+
+            lastPosition = newPos;
         }
 
         private class FollowCircleContainer : Container
@@ -190,7 +200,7 @@ namespace osu.Game.Rulesets.Osu.Objects.Drawables.Pieces
                     Masking = true,
                     BorderThickness = 5,
                     BorderColour = Color4.Orange,
-                    Blending = BlendingMode.Additive,
+                    Blending = BlendingParameters.Additive,
                     Child = new Box
                     {
                         Colour = Color4.Orange,

osu.Game.Rulesets.Taiko/Objects/Drawables/DrawableSwell.cs

@@ -51,7 +51,7 @@ namespace osu.Game.Rulesets.Taiko.Objects.Drawables
                         Origin = Anchor.Centre,
                         Alpha = 0,
                         RelativeSizeAxes = Axes.Both,
-                        Blending = BlendingMode.Additive,
+                        Blending = BlendingParameters.Additive,
                         Masking = true,
                         Children = new[]
                         {
@@ -70,7 +70,7 @@ namespace osu.Game.Rulesets.Taiko.Objects.Drawables
                         RelativeSizeAxes = Axes.Both,
                         Masking = true,
                         BorderThickness = target_ring_thick_border,
-                        Blending = BlendingMode.Additive,
+                        Blending = BlendingParameters.Additive,
                         Children = new Drawable[]
                         {
                             new Box

osu.Game.Rulesets.Taiko/Objects/Drawables/Pieces/CirclePiece.cs

@@ -112,7 +112,7 @@ namespace osu.Game.Rulesets.Taiko.Objects.Drawables.Pieces
                             Origin = Anchor.Centre,
                             RelativeSizeAxes = Axes.Both,
                             Colour = Color4.White,
-                            Blending = BlendingMode.Additive,
+                            Blending = BlendingParameters.Additive,
                             Alpha = 0,
                             AlwaysPresent = true
                         }

osu.Game.Rulesets.Taiko/UI/InputDrum.cs

@@ -108,7 +108,7 @@ namespace osu.Game.Rulesets.Taiko.UI
                         Origin = Anchor.Centre,
                         RelativeSizeAxes = Axes.Both,
                         Alpha = 0,
-                        Blending = BlendingMode.Additive,
+                        Blending = BlendingParameters.Additive,
                     },
                     centre = new Sprite
                     {
@@ -124,7 +124,7 @@ namespace osu.Game.Rulesets.Taiko.UI
                         RelativeSizeAxes = Axes.Both,
                         Size = new Vector2(0.7f),
                         Alpha = 0,
-                        Blending = BlendingMode.Additive
+                        Blending = BlendingParameters.Additive
                     }
                 };
             }

osu.Game.Rulesets.Taiko/UI/TaikoPlayfield.cs

@@ -97,7 +97,7 @@ namespace osu.Game.Rulesets.Taiko.UI
                                 {
                                     RelativeSizeAxes = Axes.Both,
                                     FillMode = FillMode.Fit,
-                                    Blending = BlendingMode.Additive,
+                                    Blending = BlendingParameters.Additive,
                                 },
                                 HitTarget = new HitTarget
                                 {
@@ -127,14 +127,14 @@ namespace osu.Game.Rulesets.Taiko.UI
                             RelativeSizeAxes = Axes.Both,
                             FillMode = FillMode.Fit,
                             Margin = new MarginPadding { Left = HIT_TARGET_OFFSET },
-                            Blending = BlendingMode.Additive
+                            Blending = BlendingParameters.Additive
                         },
                         judgementContainer = new JudgementContainer<DrawableTaikoJudgement>
                         {
                             Name = "Judgements",
                             RelativeSizeAxes = Axes.Y,
                             Margin = new MarginPadding { Left = HIT_TARGET_OFFSET },
-                            Blending = BlendingMode.Additive
+                            Blending = BlendingParameters.Additive
                         },
                     }
                 },

osu.Game.Tests/Visual/UserInterface/TestSceneCursors.cs

@@ -249,7 +249,7 @@ namespace osu.Game.Tests.Visual.UserInterface
                     Size = new Vector2(50);
                     Masking = true;
 
-                    Blending = BlendingMode.Additive;
+                    Blending = BlendingParameters.Additive;
                     Alpha = 0.5f;
 
                     Child = new Box { RelativeSizeAxes = Axes.Both };

osu.Game.Tournament/Components/TournamentBeatmapPanel.cs

@@ -125,7 +125,7 @@ namespace osu.Game.Tournament.Components
                 {
                     RelativeSizeAxes = Axes.Both,
                     Colour = Color4.Gray,
-                    Blending = BlendingMode.Additive,
+                    Blending = BlendingParameters.Additive,
                     Alpha = 0,
                 },
             });

osu.Game/Beatmaps/Drawables/DifficultyIcon.cs

@@ -86,11 +86,6 @@ namespace osu.Game.Beatmaps.Drawables
 
             private readonly FillFlowContainer difficultyFlow;
 
-            public string TooltipText
-            {
-                set { }
-            }
-
             public DifficultyIconTooltip()
             {
                 AutoSizeAxes = Axes.Both;
@@ -168,10 +163,6 @@ namespace osu.Game.Beatmaps.Drawables
                 return true;
             }
 
-            public void Refresh()
-            {
-            }
-
             public void Move(Vector2 pos) => Position = pos;
 
             protected override void PopIn() => this.FadeIn(200, Easing.OutQuint);

osu.Game/Beatmaps/Formats/LegacyStoryboardDecoder.cs

@@ -246,7 +246,7 @@ namespace osu.Game.Beatmaps.Formats
                                 switch (type)
                                 {
                                     case "A":
-                                        timelineGroup?.BlendingMode.Add(easing, startTime, endTime, BlendingMode.Additive, startTime == endTime ? BlendingMode.Additive : BlendingMode.Inherit);
+                                        timelineGroup?.BlendingParameters.Add(easing, startTime, endTime, BlendingParameters.Additive, startTime == endTime ? BlendingParameters.Additive : BlendingParameters.Inherit);
                                         break;
 
                                     case "H":

osu.Game/Graphics/Containers/OsuFocusedOverlayContainer.cs

@@ -15,6 +15,7 @@ using osu.Game.Overlays;
 
 namespace osu.Game.Graphics.Containers
 {
+    [Cached(typeof(IPreviewTrackOwner))]
     public abstract class OsuFocusedOverlayContainer : FocusedOverlayContainer, IPreviewTrackOwner, IKeyBindingHandler<GlobalAction>
     {
         private SampleChannel samplePopIn;
@@ -38,13 +39,6 @@ namespace osu.Game.Graphics.Containers
 
         protected readonly Bindable<OverlayActivation> OverlayActivationMode = new Bindable<OverlayActivation>(OverlayActivation.All);
 
-        protected override IReadOnlyDependencyContainer CreateChildDependencies(IReadOnlyDependencyContainer parent)
-        {
-            var dependencies = new DependencyContainer(base.CreateChildDependencies(parent));
-            dependencies.CacheAs<IPreviewTrackOwner>(this);
-            return dependencies;
-        }
-
         [BackgroundDependencyLoader(true)]
         private void load(AudioManager audio)
         {

osu.Game/Graphics/Containers/OsuScrollContainer.cs

@@ -98,7 +98,7 @@ namespace osu.Game.Graphics.Containers
             public OsuScrollbar(Direction scrollDir)
                 : base(scrollDir)
             {
-                Blending = BlendingMode.Additive;
+                Blending = BlendingParameters.Additive;
 
                 CornerRadius = 5;
 

osu.Game/Graphics/Cursor/MenuCursor.cs

@@ -150,7 +150,7 @@ namespace osu.Game.Graphics.Cursor
                             },
                             AdditiveLayer = new Sprite
                             {
-                                Blending = BlendingMode.Additive,
+                                Blending = BlendingParameters.Additive,
                                 Colour = colour.Pink,
                                 Alpha = 0,
                                 Texture = textures.Get(@"Cursor/menu-cursor-additive"),

osu.Game/Graphics/Sprites/GlowingSpriteText.cs

@@ -56,7 +56,7 @@ namespace osu.Game.Graphics.Sprites
                     BlurSigma = new Vector2(4),
                     CacheDrawnFrameBuffer = true,
                     RelativeSizeAxes = Axes.Both,
-                    Blending = BlendingMode.Additive,
+                    Blending = BlendingParameters.Additive,
                     Size = new Vector2(3f),
                     Children = new[]
                     {

osu.Game/Graphics/UserInterface/DialogButton.cs

@@ -254,7 +254,7 @@ namespace osu.Game.Graphics.UserInterface
             colourContainer.Add(flash);
 
             flash.Colour = ButtonColour;
-            flash.Blending = BlendingMode.Additive;
+            flash.Blending = BlendingParameters.Additive;
             flash.Alpha = 0.3f;
             flash.FadeOutFromOne(click_duration);
             flash.Expire();

osu.Game/Graphics/UserInterface/OsuAnimatedButton.cs

@@ -64,7 +64,7 @@ namespace osu.Game.Graphics.UserInterface
                     {
                         RelativeSizeAxes = Axes.Both,
                         Colour = HoverColour,
-                        Blending = BlendingMode.Additive,
+                        Blending = BlendingParameters.Additive,
                         Alpha = 0,
                     },
                 }

osu.Game/Graphics/UserInterface/OsuButton.cs

@@ -39,7 +39,7 @@ namespace osu.Game.Graphics.UserInterface
                 hover = new Box
                 {
                     RelativeSizeAxes = Axes.Both,
-                    Blending = BlendingMode.Additive,
+                    Blending = BlendingParameters.Additive,
                     Colour = Color4.White.Opacity(0.1f),
                     Alpha = 0,
                     Depth = -1

osu.Game/Overlays/Profile/Header/Components/RankGraph.cs

@@ -296,15 +296,6 @@ namespace osu.Game.Overlays.Profile.Header.Components
                     this.MoveTo(pos, 200, Easing.OutQuint);
             }
 
-            public void Refresh()
-            {
-            }
-
-            public string TooltipText
-            {
-                set => throw new InvalidOperationException();
-            }
-
             protected override void PopIn() => this.FadeIn(200, Easing.OutQuint);
 
             protected override void PopOut() => this.FadeOut(200, Easing.OutQuint);

osu.Game/Overlays/SettingsSubPanel.cs

@@ -57,7 +57,6 @@ namespace osu.Game.Overlays
                             {
                                 Anchor = Anchor.Centre,
                                 Origin = Anchor.Centre,
-                                Y = -15,
                                 Size = new Vector2(15),
                                 Shadow = true,
                                 Icon = FontAwesome.Solid.ChevronLeft

osu.Game/Overlays/Toolbar/ToolbarButton.cs

@@ -79,7 +79,7 @@ namespace osu.Game.Overlays.Toolbar
                 {
                     RelativeSizeAxes = Axes.Both,
                     Colour = OsuColour.Gray(80).Opacity(180),
-                    Blending = BlendingMode.Additive,
+                    Blending = BlendingParameters.Additive,
                     Alpha = 0,
                 },
                 Flow = new FillFlowContainer

osu.Game/Overlays/Toolbar/ToolbarOverlayToggleButton.cs

@@ -41,7 +41,7 @@ namespace osu.Game.Overlays.Toolbar
             {
                 RelativeSizeAxes = Axes.Both,
                 Colour = OsuColour.Gray(150).Opacity(180),
-                Blending = BlendingMode.Additive,
+                Blending = BlendingParameters.Additive,
                 Depth = 2,
                 Alpha = 0,
             });

osu.Game/Rulesets/Scoring/ScoreProcessor.cs

@@ -325,9 +325,6 @@ namespace osu.Game.Rulesets.Scoring
 
             JudgedHits++;
 
-            if (result.Type != HitResult.None)
-                scoreResultCounts[result.Type] = scoreResultCounts.GetOrDefault(result.Type) + 1;
-
             if (result.Judgement.AffectsCombo)
             {
                 switch (result.Type)
@@ -352,6 +349,9 @@ namespace osu.Game.Rulesets.Scoring
             }
             else
             {
+                if (result.HasResult)
+                    scoreResultCounts[result.Type] = scoreResultCounts.GetOrDefault(result.Type) + 1;
+
                 baseScore += result.Judgement.NumericResultFor(result);
                 rollingMaxBaseScore += result.Judgement.MaxNumericResult;
             }
@@ -371,9 +371,6 @@ namespace osu.Game.Rulesets.Scoring
 
             JudgedHits--;
 
-            if (result.Type != HitResult.None)
-                scoreResultCounts[result.Type] = scoreResultCounts.GetOrDefault(result.Type) - 1;
-
             if (result.Judgement.IsBonus)
             {
                 if (result.IsHit)
@@ -381,6 +378,9 @@ namespace osu.Game.Rulesets.Scoring
             }
             else
             {
+                if (result.HasResult)
+                    scoreResultCounts[result.Type] = scoreResultCounts.GetOrDefault(result.Type) - 1;
+
                 baseScore -= result.Judgement.NumericResultFor(result);
                 rollingMaxBaseScore -= result.Judgement.MaxNumericResult;
             }

osu.Game/Rulesets/UI/ModIcon.cs

@@ -52,7 +52,6 @@ namespace osu.Game.Rulesets.UI
                     Anchor = Anchor.Centre,
                     Size = new Vector2(size),
                     Icon = OsuIcon.ModBg,
-                    Y = -6.5f,
                     Shadow = true,
                 },
                 modIcon = new SpriteIcon

osu.Game/Screens/Edit/Components/RadioButtons/DrawableRadioButton.cs

@@ -51,7 +51,7 @@ namespace osu.Game.Screens.Edit.Components.RadioButtons
                 Scale = new Vector2(0.5f),
                 X = 10,
                 Masking = true,
-                Blending = BlendingMode.Additive,
+                Blending = BlendingParameters.Additive,
                 Child = new Box { RelativeSizeAxes = Axes.Both }
             };
         }

osu.Game/Screens/Edit/Compose/Components/BeatDivisorControl.cs

@@ -360,7 +360,7 @@ namespace osu.Game.Screens.Edit.Compose.Components
                             Origin = Anchor.BottomCentre,
                             Anchor = Anchor.BottomCentre,
                             Colour = ColourInfo.GradientVertical(Color4.White.Opacity(0.2f), Color4.White),
-                            Blending = BlendingMode.Additive,
+                            Blending = BlendingParameters.Additive,
                         },
                         new EquilateralTriangle
                         {

osu.Game/Screens/Menu/Button.cs

@@ -92,7 +92,7 @@ namespace osu.Game.Screens.Menu
                         {
                             EdgeSmoothness = new Vector2(1.5f, 0),
                             RelativeSizeAxes = Axes.Both,
-                            Blending = BlendingMode.Additive,
+                            Blending = BlendingParameters.Additive,
                             Colour = Color4.White,
                             Alpha = 0,
                         },

osu.Game/Screens/Menu/IntroScreen.cs

@@ -28,11 +28,18 @@ namespace osu.Game.Screens.Menu
 
         private Bindable<bool> menuVoice;
 
+        private LeasedBindable<WorkingBeatmap> beatmap;
+
+        public new Bindable<WorkingBeatmap> Beatmap => beatmap;
+
         protected override BackgroundScreen CreateBackground() => new BackgroundScreenBlack();
 
         [BackgroundDependencyLoader]
         private void load(OsuConfigManager config, BeatmapManager beatmaps, Framework.Game game)
         {
+            // prevent user from changing beatmap while the intro is still runnning.
+            beatmap = base.Beatmap.BeginLease(false);
+
             menuVoice = config.GetBindable<bool>(OsuSetting.MenuVoice);
             seeya = audio.Samples.Get(@"seeya");
         }
@@ -107,6 +114,8 @@ namespace osu.Game.Screens.Menu
 
         protected void LoadMenu()
         {
+            beatmap.Return();
+
             DidLoadMenu = true;
             this.Push(mainMenu);
         }

osu.Game/Screens/Menu/IntroTriangles.cs

@@ -296,7 +296,7 @@ namespace osu.Game.Screens.Menu
                 {
                     Colour = Color4.White;
                     RelativeSizeAxes = Axes.Both;
-                    Blending = BlendingMode.Additive;
+                    Blending = BlendingParameters.Additive;
                 }
 
                 protected override void LoadComplete()
@@ -399,11 +399,11 @@ namespace osu.Game.Screens.Menu
                                 Origin = Anchor.Centre,
                                 Colour = Color4.Black,
                                 Size = new Vector2(size - 5),
-                                Blending = BlendingMode.None,
+                                Blending = BlendingParameters.None,
                             });
                         }
 
-                        Blending = BlendingMode.Additive;
+                        Blending = BlendingParameters.Additive;
                         CacheDrawnFrameBuffer = true;
                     }
                 }

osu.Game/Screens/Menu/LogoVisualisation.cs

@@ -76,7 +76,7 @@ namespace osu.Game.Screens.Menu
         public LogoVisualisation()
         {
             texture = Texture.WhitePixel;
-            Blending = BlendingMode.Additive;
+            Blending = BlendingParameters.Additive;
         }
 
         [BackgroundDependencyLoader]

osu.Game/Screens/Menu/MenuSideFlashes.cs

@@ -70,7 +70,7 @@ namespace osu.Game.Screens.Menu
                     // align off-screen to make sure our edges don't become visible during parallax.
                     X = -box_width,
                     Alpha = 0,
-                    Blending = BlendingMode.Additive
+                    Blending = BlendingParameters.Additive
                 },
                 rightBox = new Box
                 {
@@ -81,7 +81,7 @@ namespace osu.Game.Screens.Menu
                     Height = 1.5f,
                     X = box_width,
                     Alpha = 0,
-                    Blending = BlendingMode.Additive
+                    Blending = BlendingParameters.Additive
                 }
             };
 

osu.Game/Screens/Menu/OsuLogo.cs

@@ -124,7 +124,7 @@ namespace osu.Game.Screens.Menu
                                         {
                                             Anchor = Anchor.Centre,
                                             Origin = Anchor.Centre,
-                                            Blending = BlendingMode.Additive,
+                                            Blending = BlendingParameters.Additive,
                                             Alpha = 0
                                         }
                                     }
@@ -185,7 +185,7 @@ namespace osu.Game.Screens.Menu
                                                                 flashLayer = new Box
                                                                 {
                                                                     RelativeSizeAxes = Axes.Both,
-                                                                    Blending = BlendingMode.Additive,
+                                                                    Blending = BlendingParameters.Additive,
                                                                     Colour = Color4.White,
                                                                     Alpha = 0,
                                                                 },

osu.Game/Screens/Multi/Match/Components/HeaderButton.cs

@@ -31,7 +31,7 @@ namespace osu.Game.Screens.Multi.Match.Components
                 {
                     RelativeSizeAxes = Axes.Both,
                     Alpha = 0.15f,
-                    Blending = BlendingMode.Additive,
+                    Blending = BlendingParameters.Additive,
                 },
             });
         }

osu.Game/Screens/ScreenWhiteBox.cs

@@ -95,7 +95,7 @@ namespace osu.Game.Screens
 
                             Colour = getColourFor(GetType()),
                             Alpha = 0.2f,
-                            Blending = BlendingMode.Additive,
+                            Blending = BlendingParameters.Additive,
                         },
                         textContainer = new FillFlowContainer
                         {

osu.Game/Screens/Select/Carousel/DrawableCarouselBeatmapSet.cs

@@ -98,6 +98,7 @@ namespace osu.Game.Screens.Select.Carousel
                                 new FillFlowContainer<FilterableDifficultyIcon>
                                 {
                                     AutoSizeAxes = Axes.Both,
+                                    Spacing = new Vector2(3),
                                     Children = ((CarouselBeatmapSet)Item).Beatmaps.Select(b => new FilterableDifficultyIcon(b)).ToList()
                                 },
                             }

osu.Game/Screens/Select/Carousel/DrawableCarouselItem.cs

@@ -64,7 +64,7 @@ namespace osu.Game.Screens.Select.Carousel
                     {
                         RelativeSizeAxes = Axes.Both,
                         Alpha = 0,
-                        Blending = BlendingMode.Additive,
+                        Blending = BlendingParameters.Additive,
                     },
                 }
             };

osu.Game/Screens/Select/Options/BeatmapOptionsButton.cs

@@ -121,7 +121,7 @@ namespace osu.Game.Screens.Select.Options
                         {
                             RelativeSizeAxes = Axes.Both,
                             EdgeSmoothness = new Vector2(1.5f, 0),
-                            Blending = BlendingMode.Additive,
+                            Blending = BlendingParameters.Additive,
                             Colour = Color4.White,
                             Alpha = 0,
                         },

osu.Game/Skinning/LegacySkin.cs

@@ -1,4 +1,4 @@
-// Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
+// 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;
@@ -11,10 +11,12 @@ using osu.Framework.Audio;
 using osu.Framework.Audio.Sample;
 using osu.Framework.Bindables;
 using osu.Framework.Graphics;
+using osu.Framework.Graphics.Animations;
 using osu.Framework.Graphics.Containers;
 using osu.Framework.Graphics.Sprites;
 using osu.Framework.Graphics.Textures;
 using osu.Framework.IO.Stores;
+using osu.Framework.Text;
 using osu.Game.Database;
 using osu.Game.Graphics;
 using osu.Game.Graphics.Sprites;
@@ -42,6 +44,8 @@ namespace osu.Game.Skinning
         public LegacySkin(SkinInfo skin, IResourceStore<byte[]> storage, AudioManager audioManager)
             : this(skin, new LegacySkinResourceStore<SkinFileInfo>(skin, storage), audioManager, "skin.ini")
         {
+            // defaults should only be applied for non-beatmap skins (which are parsed via this constructor).
+            if (!Configuration.CustomColours.ContainsKey("SliderBall")) Configuration.CustomColours["SliderBall"] = new Color4(2, 170, 255, 255);
         }
 
         private readonly bool hasHitCircle;
@@ -59,7 +63,7 @@ namespace osu.Game.Skinning
             Samples = audioManager.GetSampleStore(storage);
             Textures = new TextureStore(new TextureLoaderStore(storage));
 
-            using (var testStream = storage.GetStream("hitcircle"))
+            using (var testStream = storage.GetStream("hitcircle@2x") ?? storage.GetStream("hitcircle"))
                 hasHitCircle |= testStream != null;
 
             if (hasHitCircle)
@@ -75,8 +79,13 @@ namespace osu.Game.Skinning
             Samples?.Dispose();
         }
 
+        private const double default_frame_time = 1000 / 60d;
+
         public override Drawable GetDrawableComponent(string componentName)
         {
+            bool animatable = false;
+            bool looping = true;
+
             switch (componentName)
             {
                 case "Play/osu/cursor":
@@ -86,8 +95,20 @@ namespace osu.Game.Skinning
                     return null;
 
                 case "Play/osu/sliderball":
-                    if (GetTexture("sliderb") != null)
-                        return new LegacySliderBall();
+                    var sliderBallContent = getAnimation("sliderb", true, true, "");
+
+                    if (sliderBallContent != null)
+                    {
+                        var size = sliderBallContent.Size;
+
+                        sliderBallContent.RelativeSizeAxes = Axes.Both;
+                        sliderBallContent.Size = Vector2.One;
+
+                        return new LegacySliderBall(sliderBallContent)
+                        {
+                            Size = size
+                        };
+                    }
 
                     return null;
 
@@ -97,26 +118,38 @@ namespace osu.Game.Skinning
 
                     return null;
 
+                case "Play/osu/sliderfollowcircle":
+                    animatable = true;
+                    break;
+
                 case "Play/Miss":
                     componentName = "hit0";
+                    animatable = true;
+                    looping = false;
                     break;
 
                 case "Play/Meh":
                     componentName = "hit50";
+                    animatable = true;
+                    looping = false;
                     break;
 
                 case "Play/Good":
                     componentName = "hit100";
+                    animatable = true;
+                    looping = false;
                     break;
 
                 case "Play/Great":
                     componentName = "hit300";
+                    animatable = true;
+                    looping = false;
                     break;
 
                 case "Play/osu/number-text":
                     return !hasFont(Configuration.HitCircleFont)
                         ? null
-                        : new LegacySpriteText(Textures, Configuration.HitCircleFont)
+                        : new LegacySpriteText(this, Configuration.HitCircleFont)
                         {
                             Scale = new Vector2(0.96f),
                             // Spacing value was reverse-engineered from the ratio of the rendered sprite size in the visual inspector vs the actual texture size
@@ -124,25 +157,42 @@ namespace osu.Game.Skinning
                         };
             }
 
-            // temporary allowance is given for skins the fact that stable handles non-animatable items such as hitcircles (incorrectly)
-            // by (incorrectly) displaying the first frame of animation rather than the non-animated version.
-            // users have used this to "hide" certain elements like hit300.
-            var texture = GetTexture($"{componentName}-0") ?? GetTexture(componentName);
-
-            if (texture == null)
-                return null;
-
-            return new Sprite { Texture = texture };
+            return getAnimation(componentName, animatable, looping);
         }
 
-        public class LegacySliderBall : Sprite
+        private Drawable getAnimation(string componentName, bool animatable, bool looping, string animationSeparator = "-")
         {
-            [BackgroundDependencyLoader]
-            private void load(ISkinSource skin)
+            Texture texture;
+
+            Texture getFrameTexture(int frame) => GetTexture($"{componentName}{animationSeparator}{frame}");
+
+            TextureAnimation animation = null;
+
+            if (animatable)
             {
-                Texture = skin.GetTexture("sliderb");
-                Colour = skin.GetValue<SkinConfiguration, Color4?>(s => s.CustomColours.ContainsKey("SliderBall") ? s.CustomColours["SliderBall"] : (Color4?)null) ?? Color4.White;
+                for (int i = 0;; i++)
+                {
+                    if ((texture = getFrameTexture(i)) == null)
+                        break;
+
+                    if (animation == null)
+                        animation = new TextureAnimation
+                        {
+                            DefaultFrameLength = default_frame_time,
+                            Repeat = looping
+                        };
+
+                    animation.AddFrame(texture);
+                }
             }
+
+            if (animation != null)
+                return animation;
+
+            if ((texture = GetTexture(componentName)) != null)
+                return new Sprite { Texture = texture };
+
+            return null;
         }
 
         public override Texture GetTexture(string componentName)
@@ -234,37 +284,43 @@ namespace osu.Game.Skinning
 
         private class LegacySpriteText : OsuSpriteText
         {
-            private readonly TextureStore textures;
-            private readonly string font;
+            private readonly LegacyGlyphStore glyphStore;
 
-            public LegacySpriteText(TextureStore textures, string font)
+            public LegacySpriteText(ISkin skin, string font)
             {
-                this.textures = textures;
-                this.font = font;
-
                 Shadow = false;
                 UseFullGlyphHeight = false;
+
+                Font = new FontUsage(font, OsuFont.DEFAULT_FONT_SIZE);
+                glyphStore = new LegacyGlyphStore(skin);
             }
 
-            protected override Texture GetTextureForCharacter(char c)
+            protected override TextBuilder CreateTextBuilder(ITexturedGlyphLookupStore store) => base.CreateTextBuilder(glyphStore);
+
+            private class LegacyGlyphStore : ITexturedGlyphLookupStore
             {
-                string textureName = $"{font}-{c}";
+                private readonly ISkin skin;
 
-                // Approximate value that brings character sizing roughly in-line with stable
-                float ratio = 36;
-
-                var texture = textures.Get($"{textureName}@2x");
-
-                if (texture == null)
+                public LegacyGlyphStore(ISkin skin)
                 {
-                    ratio = 18;
-                    texture = textures.Get(textureName);
+                    this.skin = skin;
                 }
 
-                if (texture != null)
-                    texture.ScaleAdjust = ratio;
+                public ITexturedCharacterGlyph Get(string fontName, char character)
+                {
+                    var texture = skin.GetTexture($"{fontName}-{character}");
 
-                return texture;
+                    if (texture != null)
+                        // Approximate value that brings character sizing roughly in-line with stable
+                        texture.ScaleAdjust *= 18;
+
+                    if (texture == null)
+                        return null;
+
+                    return new TexturedCharacterGlyph(new CharacterGlyph(character, 0, 0, texture.Width, null), texture, 1f / texture.ScaleAdjust);
+                }
+
+                public Task<ITexturedCharacterGlyph> GetAsync(string fontName, char character) => Task.Run(() => Get(fontName, character));
             }
         }
 
@@ -299,6 +355,37 @@ namespace osu.Game.Skinning
             }
         }
 
+        public class LegacySliderBall : CompositeDrawable
+        {
+            private readonly Drawable animationContent;
+
+            public LegacySliderBall(Drawable animationContent)
+            {
+                this.animationContent = animationContent;
+            }
+
+            [BackgroundDependencyLoader]
+            private void load(ISkinSource skin, DrawableHitObject drawableObject)
+            {
+                animationContent.Colour = skin.GetValue<SkinConfiguration, Color4?>(s => s.CustomColours.ContainsKey("SliderBall") ? s.CustomColours["SliderBall"] : (Color4?)null) ?? Color4.White;
+
+                InternalChildren = new[]
+                {
+                    new Sprite
+                    {
+                        Texture = skin.GetTexture("sliderb-nd"),
+                        Colour = new Color4(5, 5, 5, 255),
+                    },
+                    animationContent,
+                    new Sprite
+                    {
+                        Texture = skin.GetTexture("sliderb-spec"),
+                        Blending = BlendingParameters.Additive,
+                    },
+                };
+            }
+        }
+
         public class LegacyMainCirclePiece : CompositeDrawable
         {
             public LegacyMainCirclePiece()

osu.Game/Storyboards/CommandTimelineGroup.cs

@@ -20,7 +20,7 @@ namespace osu.Game.Storyboards
         public CommandTimeline<float> Rotation = new CommandTimeline<float>();
         public CommandTimeline<Color4> Colour = new CommandTimeline<Color4>();
         public CommandTimeline<float> Alpha = new CommandTimeline<float>();
-        public CommandTimeline<BlendingMode> BlendingMode = new CommandTimeline<BlendingMode>();
+        public CommandTimeline<BlendingParameters> BlendingParameters = new CommandTimeline<BlendingParameters>();
         public CommandTimeline<bool> FlipH = new CommandTimeline<bool>();
         public CommandTimeline<bool> FlipV = new CommandTimeline<bool>();
 
@@ -35,7 +35,7 @@ namespace osu.Game.Storyboards
                 yield return Rotation;
                 yield return Colour;
                 yield return Alpha;
-                yield return BlendingMode;
+                yield return BlendingParameters;
                 yield return FlipH;
                 yield return FlipV;
             }

osu.Game/Storyboards/Drawables/DrawablesExtensions.cs

@@ -12,19 +12,19 @@ namespace osu.Game.Storyboards.Drawables
         /// Adjusts <see cref="Drawable.Blending"/> after a delay.
         /// </summary>
         /// <returns>A <see cref="TransformSequence{T}"/> to which further transforms can be added.</returns>
-        public static TransformSequence<T> TransformBlendingMode<T>(this T drawable, BlendingMode newValue, double delay = 0)
+        public static TransformSequence<T> TransformBlendingMode<T>(this T drawable, BlendingParameters newValue, double delay = 0)
             where T : Drawable
-            => drawable.TransformTo(drawable.PopulateTransform(new TransformBlendingMode(), newValue, delay));
+            => drawable.TransformTo(drawable.PopulateTransform(new TransformBlendingParameters(), newValue, delay));
     }
 
-    public class TransformBlendingMode : Transform<BlendingMode, Drawable>
+    public class TransformBlendingParameters : Transform<BlendingParameters, Drawable>
     {
-        private BlendingMode valueAt(double time)
+        private BlendingParameters valueAt(double time)
             => time < EndTime ? StartValue : EndValue;
 
         public override string TargetMember => nameof(Drawable.Blending);
 
         protected override void Apply(Drawable d, double time) => d.Blending = valueAt(time);
-        protected override void ReadIntoStartValue(Drawable d) => StartValue = d.Blending.Mode;
+        protected override void ReadIntoStartValue(Drawable d) => StartValue = d.Blending;
     }
 }

osu.Game/Storyboards/StoryboardSprite.cs

@@ -69,7 +69,7 @@ namespace osu.Game.Storyboards
             applyCommands(drawable, getCommands(g => g.Rotation, triggeredGroups), (d, value) => d.Rotation = value, (d, value, duration, easing) => d.RotateTo(value, duration, easing));
             applyCommands(drawable, getCommands(g => g.Colour, triggeredGroups), (d, value) => d.Colour = value, (d, value, duration, easing) => d.FadeColour(value, duration, easing));
             applyCommands(drawable, getCommands(g => g.Alpha, triggeredGroups), (d, value) => d.Alpha = value, (d, value, duration, easing) => d.FadeTo(value, duration, easing));
-            applyCommands(drawable, getCommands(g => g.BlendingMode, triggeredGroups), (d, value) => d.Blending = value, (d, value, duration, easing) => d.TransformBlendingMode(value, duration), false);
+            applyCommands(drawable, getCommands(g => g.BlendingParameters, triggeredGroups), (d, value) => d.Blending = value, (d, value, duration, easing) => d.TransformBlendingMode(value, duration), false);
 
             if (drawable is IFlippable flippable)
             {

osu.Game/osu.Game.csproj

@@ -15,8 +15,8 @@
     <PackageReference Include="Microsoft.EntityFrameworkCore.Sqlite.Core" Version="2.2.6" />
     <PackageReference Include="Newtonsoft.Json" Version="12.0.2" />
     <PackageReference Include="ppy.osu.Game.Resources" Version="2019.809.0" />
-    <PackageReference Include="ppy.osu.Framework" Version="2019.816.0" />
-    <PackageReference Include="SharpCompress" Version="0.23.0" />
+    <PackageReference Include="ppy.osu.Framework" Version="2019.821.0" />
+    <PackageReference Include="SharpCompress" Version="0.24.0" />
     <PackageReference Include="NUnit" Version="3.12.0" />
     <PackageReference Include="SharpRaven" Version="2.4.0" />
     <PackageReference Include="System.ComponentModel.Annotations" Version="4.5.0" />

osu.iOS.props

@@ -118,9 +118,9 @@
     <PackageReference Include="Microsoft.EntityFrameworkCore.Sqlite.Core" Version="2.2.1" />
     <PackageReference Include="Newtonsoft.Json" Version="12.0.1" />
     <PackageReference Include="ppy.osu.Game.Resources" Version="2019.809.0" />
-    <PackageReference Include="ppy.osu.Framework" Version="2019.816.0" />
-    <PackageReference Include="ppy.osu.Framework.iOS" Version="2019.816.0" />
-    <PackageReference Include="SharpCompress" Version="0.22.0" />
+    <PackageReference Include="ppy.osu.Framework" Version="2019.821.0" />
+    <PackageReference Include="ppy.osu.Framework.iOS" Version="2019.821.0" />
+    <PackageReference Include="SharpCompress" Version="0.24.0" />
     <PackageReference Include="NUnit" Version="3.11.0" />
     <PackageReference Include="SharpRaven" Version="2.4.0" />
     <PackageReference Include="System.ComponentModel.Annotations" Version="4.5.0" />