Merge branch 'master' into fix-menu-state-display

.editorconfig

@@ -191,6 +191,8 @@ csharp_style_prefer_index_operator = false:silent
 csharp_style_prefer_range_operator = false:silent
 csharp_style_prefer_switch_expression = false:none
 
+csharp_style_namespace_declarations = block_scoped:warning
+
 [*.{yaml,yml}]
 insert_final_newline = true
 indent_style = space

.github/workflows/ci.yml

@@ -13,17 +13,17 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v2
+        uses: actions/checkout@v3
 
       # FIXME: Tools won't run in .NET 6.0 unless you install 3.1.x LTS side by side.
       # https://itnext.io/how-to-support-multiple-net-sdks-in-github-actions-workflows-b988daa884e
       - name: Install .NET 3.1.x LTS
-        uses: actions/setup-dotnet@v1
+        uses: actions/setup-dotnet@v3
         with:
           dotnet-version: "3.1.x"
 
       - name: Install .NET 6.0.x
-        uses: actions/setup-dotnet@v1
+        uses: actions/setup-dotnet@v3
         with:
           dotnet-version: "6.0.x"
 
@@ -77,10 +77,10 @@ jobs:
     timeout-minutes: 60
     steps:
       - name: Checkout
-        uses: actions/checkout@v2
+        uses: actions/checkout@v3
 
       - name: Install .NET 6.0.x
-        uses: actions/setup-dotnet@v1
+        uses: actions/setup-dotnet@v3
         with:
           dotnet-version: "6.0.x"
 
@@ -94,7 +94,7 @@ jobs:
       # Attempt to upload results even if test fails.
       # https://docs.github.com/en/actions/reference/context-and-expression-syntax-for-github-actions#always
       - name: Upload Test Results
-        uses: actions/upload-artifact@v2
+        uses: actions/upload-artifact@v3
         if: ${{ always() }}
         with:
           name: osu-test-results-${{matrix.os.prettyname}}-${{matrix.threadingMode}}
@@ -106,10 +106,10 @@ jobs:
     timeout-minutes: 60
     steps:
       - name: Checkout
-        uses: actions/checkout@v2
+        uses: actions/checkout@v3
 
       - name: Install .NET 6.0.x
-        uses: actions/setup-dotnet@v1
+        uses: actions/setup-dotnet@v3
         with:
           dotnet-version: "6.0.x"
 
@@ -121,14 +121,26 @@ jobs:
 
   build-only-ios:
     name: Build only (iOS)
-    runs-on: macos-latest
+    # `macos-13` is required, because Xcode 14.3 is required (see below).
+    # TODO: can be changed to `macos-latest` once `macos-13` becomes latest (currently in beta)
+    runs-on: macos-13
     timeout-minutes: 60
     steps:
       - name: Checkout
-        uses: actions/checkout@v2
+        uses: actions/checkout@v3
+
+      # newest Microsoft.iOS.Sdk versions require Xcode 14.3.
+      # 14.3 is currently not the default Xcode version (https://github.com/actions/runner-images/blob/main/images/macos/macos-13-Readme.md#xcode),
+      # so set it manually.
+      # TODO: remove when 14.3 becomes the default Xcode version.
+      - name: Set Xcode version
+        shell: bash
+        run: |
+          sudo xcode-select -s "/Applications/Xcode_14.3.app"
+          echo "MD_APPLE_SDK_ROOT=/Applications/Xcode_14.3.app" >> $GITHUB_ENV
 
       - name: Install .NET 6.0.x
-        uses: actions/setup-dotnet@v1
+        uses: actions/setup-dotnet@v3
         with:
           dotnet-version: "6.0.x"
 

.github/workflows/diffcalc.yml

@@ -48,8 +48,8 @@ jobs:
             CONTINUE="no"
           fi
 
-          echo "::set-output name=continue::${CONTINUE}"
+          echo "continue=${CONTINUE}" >> $GITHUB_OUTPUT
-          echo "::set-output name=matrix::${MATRIX_JSON}"
+          echo "matrix=${MATRIX_JSON}" >> $GITHUB_OUTPUT
   diffcalc:
     name: Run
     runs-on: self-hosted
@@ -80,34 +80,34 @@ jobs:
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
         run: |
-          echo "::set-output name=branchname::$(curl -H "Authorization: token ${GITHUB_TOKEN}" ${{ github.event.issue.pull_request.url }} | jq '.head.ref' | sed 's/\"//g')"
+          echo "branchname=$(curl -H "Authorization: token ${GITHUB_TOKEN}" ${{ github.event.issue.pull_request.url }} | jq '.head.ref' | sed 's/\"//g')" >> $GITHUB_OUTPUT
-          echo "::set-output name=repo::$(curl -H "Authorization: token ${GITHUB_TOKEN}" ${{ github.event.issue.pull_request.url }} | jq '.head.repo.full_name' | sed 's/\"//g')"
+          echo "repo=$(curl -H "Authorization: token ${GITHUB_TOKEN}" ${{ github.event.issue.pull_request.url }} | jq '.head.repo.full_name' | sed 's/\"//g')" >> $GITHUB_OUTPUT
 
       # Checkout osu
       - name: Checkout osu (master)
-        uses: actions/checkout@v2
+        uses: actions/checkout@v3
         with:
           path: 'master/osu'
       - name: Checkout osu (pr)
-        uses: actions/checkout@v2
+        uses: actions/checkout@v3
         with:
           path: 'pr/osu'
           repository: ${{ steps.upstreambranch.outputs.repo }}
           ref: ${{ steps.upstreambranch.outputs.branchname }}
 
       - name: Checkout osu-difficulty-calculator (master)
-        uses: actions/checkout@v2
+        uses: actions/checkout@v3
         with:
           repository: ppy/osu-difficulty-calculator
           path: 'master/osu-difficulty-calculator'
       - name: Checkout osu-difficulty-calculator (pr)
-        uses: actions/checkout@v2
+        uses: actions/checkout@v3
         with:
           repository: ppy/osu-difficulty-calculator
           path: 'pr/osu-difficulty-calculator'
 
       - name: Install .NET 5.0.x
-        uses: actions/setup-dotnet@v1
+        uses: actions/setup-dotnet@v3
         with:
           dotnet-version: "5.0.x"
 

.github/workflows/sentry-release.yml

@@ -13,7 +13,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v2
+        uses: actions/checkout@v3
         with:
           fetch-depth: 0
 

.github/workflows/update-web-mod-definitions.yml

@@ -0,0 +1,53 @@
+name: Update osu-web mod definitions
+on:
+  push:
+    tags:
+      - '*'
+
+permissions:
+  contents: read # to fetch code (actions/checkout)
+
+jobs:
+  update-mod-definitions:
+    name: Update osu-web mod definitions
+    runs-on: ubuntu-latest
+    steps:
+    - name: Install .NET 6.0.x
+      uses: actions/setup-dotnet@v3
+      with:
+        dotnet-version: "6.0.x"
+
+    - name: Checkout ppy/osu
+      uses: actions/checkout@v3
+      with:
+        path: osu
+
+    - name: Checkout ppy/osu-tools
+      uses: actions/checkout@v3
+      with:
+        repository: ppy/osu-tools
+        path: osu-tools
+
+    - name: Checkout ppy/osu-web
+      uses: actions/checkout@v3
+      with:
+        repository: ppy/osu-web
+        path: osu-web
+
+    - name: Setup local game checkout for tools
+      run: ./UseLocalOsu.sh
+      working-directory: ./osu-tools
+
+    - name: Regenerate mod definitions
+      run: dotnet run --project PerformanceCalculator -- mods > ../osu-web/database/mods.json
+      working-directory: ./osu-tools
+
+    - name: Create pull request with changes
+      uses: peter-evans/create-pull-request@v5
+      with:
+        title: Update mod definitions
+        body: "This PR has been auto-generated to update the mod definitions to match ppy/osu@${{ github.ref_name }}."
+        branch: update-mod-definitions
+        commit-message: Update mod definitions
+        path: osu-web
+        token: ${{ secrets.OSU_WEB_PULL_REQUEST_PAT }}

Directory.Build.props

@@ -1,7 +1,7 @@
 <!-- Contains required properties for osu!framework projects. -->
 <Project>
   <PropertyGroup Label="C#">
-    <LangVersion>9.0</LangVersion>
+    <LangVersion>10.0</LangVersion>
     <TreatWarningsAsErrors>true</TreatWarningsAsErrors>
     <Nullable>enable</Nullable>
   </PropertyGroup>

README.md

@@ -105,7 +105,7 @@ When it comes to contributing to the project, the two main things you can do to
 
 If you wish to help with localisation efforts, head over to [crowdin](https://crowdin.com/project/osu-web).
 
-For those interested, we love to reward quality contributions via [bounties](https://docs.google.com/spreadsheets/d/1jNXfj_S3Pb5PErA-czDdC9DUu4IgUbe1Lt8E7CYUJuE/view?&rm=minimal#gid=523803337), paid out via PayPal or osu!supporter tags. Don't hesitate to [request a bounty](https://docs.google.com/forms/d/e/1FAIpQLSet_8iFAgPMG526pBZ2Kic6HSh7XPM3fE8xPcnWNkMzINDdYg/viewform) for your work on this project.
+We love to reward quality contributions. If you have made a large contribution, or are a regular contributor, you are welcome to [submit an expense via opencollective](https://opencollective.com/ppy/expenses/new). If you have any questions, feel free to [reach out to peppy](mailto:pe@ppy.sh) before doing so.
 
 ## Licence
 

Templates/Rulesets/ruleset-example/osu.Game.Rulesets.Pippidon/Objects/Drawables/DrawablePippidonHitObject.cs

@@ -8,7 +8,6 @@ using osu.Framework.Graphics;
 using osu.Framework.Graphics.Sprites;
 using osu.Framework.Graphics.Textures;
 using osu.Game.Audio;
-using osu.Game.Beatmaps.ControlPoints;
 using osu.Game.Rulesets.Objects.Drawables;
 using osu.Game.Rulesets.Scoring;
 using osuTK;
@@ -44,7 +43,7 @@ namespace osu.Game.Rulesets.Pippidon.Objects.Drawables
 
         public override IEnumerable<HitSampleInfo> GetSamples() => new[]
         {
-            new HitSampleInfo(HitSampleInfo.HIT_NORMAL, SampleControlPoint.DEFAULT_BANK)
+            new HitSampleInfo(HitSampleInfo.HIT_NORMAL)
         };
 
         protected override void CheckForResult(bool userTriggered, double timeOffset)

Templates/Rulesets/ruleset-scrolling-example/osu.Game.Rulesets.Pippidon/Objects/Drawables/DrawablePippidonHitObject.cs

@@ -8,7 +8,6 @@ using osu.Framework.Graphics;
 using osu.Framework.Graphics.Sprites;
 using osu.Framework.Graphics.Textures;
 using osu.Game.Audio;
-using osu.Game.Beatmaps.ControlPoints;
 using osu.Game.Rulesets.Objects.Drawables;
 using osu.Game.Rulesets.Pippidon.UI;
 using osu.Game.Rulesets.Scoring;
@@ -44,7 +43,7 @@ namespace osu.Game.Rulesets.Pippidon.Objects.Drawables
 
         public override IEnumerable<HitSampleInfo> GetSamples() => new[]
         {
-            new HitSampleInfo(HitSampleInfo.HIT_NORMAL, SampleControlPoint.DEFAULT_BANK)
+            new HitSampleInfo(HitSampleInfo.HIT_NORMAL)
         };
 
         protected override void CheckForResult(bool userTriggered, double timeOffset)

UseLocalFramework.ps1

@@ -3,15 +3,53 @@
 #
 # https://github.com/ppy/osu-framework/wiki/Testing-local-framework-checkout-with-other-projects
 
-$CSPROJ="osu.Game/osu.Game.csproj"
+$GAME_CSPROJ="osu.Game/osu.Game.csproj"
+$ANDROID_PROPS="osu.Android.props"
+$IOS_PROPS="osu.iOS.props"
 $SLN="osu.sln"
 
-dotnet remove $CSPROJ package ppy.osu.Framework;
+dotnet remove $GAME_CSPROJ reference ppy.osu.Framework;
-dotnet sln $SLN add ../osu-framework/osu.Framework/osu.Framework.csproj ../osu-framework/osu.Framework.NativeLibs/osu.Framework.NativeLibs.csproj;
+dotnet remove $ANDROID_PROPS reference ppy.osu.Framework.Android;
-dotnet add $CSPROJ reference ../osu-framework/osu.Framework/osu.Framework.csproj
+dotnet remove $IOS_PROPS reference ppy.osu.Framework.iOS;
+
+dotnet sln $SLN add ../osu-framework/osu.Framework/osu.Framework.csproj `
+    ../osu-framework/osu.Framework.NativeLibs/osu.Framework.NativeLibs.csproj `
+    ../osu-framework/osu.Framework.Android/osu.Framework.Android.csproj `
+    ../osu-framework/osu.Framework.iOS/osu.Framework.iOS.csproj;
+
+dotnet add $GAME_CSPROJ reference ../osu-framework/osu.Framework/osu.Framework.csproj;
+dotnet add $ANDROID_PROPS reference ../osu-framework/osu.Framework.Android/osu.Framework.Android.csproj;
+dotnet add $IOS_PROPS reference ../osu-framework/osu.Framework.iOS/osu.Framework.iOS.csproj;
+
+# workaround for dotnet add not inserting $(MSBuildThisFileDirectory) on props files
+(Get-Content "osu.Android.props") -replace "`"..\\osu-framework", "`"`$(MSBuildThisFileDirectory)..\osu-framework" | Set-Content "osu.Android.props"
+(Get-Content "osu.iOS.props") -replace "`"..\\osu-framework", "`"`$(MSBuildThisFileDirectory)..\osu-framework" | Set-Content "osu.iOS.props"
+
+# needed because iOS framework nupkg includes a set of properties to work around certain issues during building,
+# and those get ignored when referencing framework via project, threfore we have to manually include it via props reference.
+(Get-Content "osu.iOS.props") |
+    Foreach-Object {
+        if ($_ -match "</Project>")
+        {
+            "  <Import Project=`"`$(MSBuildThisFileDirectory)../osu-framework/osu.Framework.iOS.props`"/>"
+        }
+
+        $_
+    } | Set-Content "osu.iOS.props"
+
+$TMP=New-TemporaryFile
 
 $SLNF=Get-Content "osu.Desktop.slnf" | ConvertFrom-Json
-$TMP=New-TemporaryFile
 $SLNF.solution.projects += ("../osu-framework/osu.Framework/osu.Framework.csproj", "../osu-framework/osu.Framework.NativeLibs/osu.Framework.NativeLibs.csproj")
 ConvertTo-Json $SLNF | Out-File $TMP -Encoding UTF8
 Move-Item -Path $TMP -Destination "osu.Desktop.slnf" -Force
+
+$SLNF=Get-Content "osu.Android.slnf" | ConvertFrom-Json
+$SLNF.solution.projects += ("../osu-framework/osu.Framework/osu.Framework.csproj", "../osu-framework/osu.Framework.NativeLibs/osu.Framework.NativeLibs.csproj", "../osu-framework/osu.Framework.Android/osu.Framework.Android.csproj")
+ConvertTo-Json $SLNF | Out-File $TMP -Encoding UTF8
+Move-Item -Path $TMP -Destination "osu.Android.slnf" -Force
+
+$SLNF=Get-Content "osu.iOS.slnf" | ConvertFrom-Json
+$SLNF.solution.projects += ("../osu-framework/osu.Framework/osu.Framework.csproj", "../osu-framework/osu.Framework.NativeLibs/osu.Framework.NativeLibs.csproj", "../osu-framework/osu.Framework.iOS/osu.Framework.iOS.csproj")
+ConvertTo-Json $SLNF | Out-File $TMP -Encoding UTF8
+Move-Item -Path $TMP -Destination "osu.iOS.slnf" -Force

UseLocalFramework.sh

@@ -5,14 +5,41 @@
 #
 # https://github.com/ppy/osu-framework/wiki/Testing-local-framework-checkout-with-other-projects
 
-CSPROJ="osu.Game/osu.Game.csproj"
+GAME_CSPROJ="osu.Game/osu.Game.csproj"
+ANDROID_PROPS="osu.Android.props"
+IOS_PROPS="osu.iOS.props"
 SLN="osu.sln"
 
-dotnet remove $CSPROJ package ppy.osu.Framework
+dotnet remove $GAME_CSPROJ reference ppy.osu.Framework
-dotnet sln $SLN add ../osu-framework/osu.Framework/osu.Framework.csproj ../osu-framework/osu.Framework.NativeLibs/osu.Framework.NativeLibs.csproj
+dotnet remove $ANDROID_PROPS reference ppy.osu.Framework.Android
-dotnet add $CSPROJ reference ../osu-framework/osu.Framework/osu.Framework.csproj
+dotnet remove $IOS_PROPS reference ppy.osu.Framework.iOS
+
+dotnet sln $SLN add ../osu-framework/osu.Framework/osu.Framework.csproj \
+    ../osu-framework/osu.Framework.NativeLibs/osu.Framework.NativeLibs.csproj \
+    ../osu-framework/osu.Framework.Android/osu.Framework.Android.csproj \
+    ../osu-framework/osu.Framework.iOS/osu.Framework.iOS.csproj
+
+dotnet add $GAME_CSPROJ reference ../osu-framework/osu.Framework/osu.Framework.csproj
+dotnet add $ANDROID_PROPS reference ../osu-framework/osu.Framework.Android/osu.Framework.Android.csproj
+dotnet add $IOS_PROPS reference ../osu-framework/osu.Framework.iOS/osu.Framework.iOS.csproj
+
+# workaround for dotnet add not inserting $(MSBuildThisFileDirectory) on props files
+sed -i.bak 's:"..\\osu-framework:"$(MSBuildThisFileDirectory)..\\osu-framework:g' ./osu.Android.props && rm osu.Android.props.bak
+sed -i.bak 's:"..\\osu-framework:"$(MSBuildThisFileDirectory)..\\osu-framework:g' ./osu.iOS.props && rm osu.iOS.props.bak
+
+# needed because iOS framework nupkg includes a set of properties to work around certain issues during building,
+# and those get ignored when referencing framework via project, threfore we have to manually include it via props reference.
+sed -i.bak '/<\/Project>/i\
+  <Import Project=\"$(MSBuildThisFileDirectory)../osu-framework/osu.Framework.iOS.props\"/>\
+' ./osu.iOS.props && rm osu.iOS.props.bak
 
-SLNF="osu.Desktop.slnf"
 tmp=$(mktemp)
+
 jq '.solution.projects += ["../osu-framework/osu.Framework/osu.Framework.csproj", "../osu-framework/osu.Framework.NativeLibs/osu.Framework.NativeLibs.csproj"]' osu.Desktop.slnf > $tmp
-mv -f $tmp $SLNF
+mv -f $tmp osu.Desktop.slnf
+
+jq '.solution.projects += ["../osu-framework/osu.Framework/osu.Framework.csproj", "../osu-framework/osu.Framework.NativeLibs/osu.Framework.NativeLibs.csproj", "../osu-framework/osu.Framework.Android/osu.Framework.Android.csproj"]' osu.Android.slnf > $tmp
+mv -f $tmp osu.Android.slnf
+
+jq '.solution.projects += ["../osu-framework/osu.Framework/osu.Framework.csproj", "../osu-framework/osu.Framework.NativeLibs/osu.Framework.NativeLibs.csproj", "../osu-framework/osu.Framework.iOS/osu.Framework.iOS.csproj"]' osu.iOS.slnf > $tmp
+mv -f $tmp osu.iOS.slnf

global.json

@@ -0,0 +1,7 @@
+{
+  "sdk": {
+    "version": "6.0.100",
+    "rollForward": "latestFeature"
+  }
+}
+

osu.Android.props

@@ -8,9 +8,13 @@
     <!-- NullabilityInfoContextSupport is disabled by default for Android -->
     <NullabilityInfoContextSupport>true</NullabilityInfoContextSupport>
     <EmbedAssembliesIntoApk>true</EmbedAssembliesIntoApk>
+    <AndroidManifestMerger>manifestmerger.jar</AndroidManifestMerger>
   </PropertyGroup>
   <ItemGroup>
-    <PackageReference Include="ppy.osu.Framework.Android" Version="2023.131.0" />
+    <PackageReference Include="ppy.osu.Framework.Android" Version="2023.513.0" />
+  </ItemGroup>
+  <ItemGroup>
+    <AndroidManifestOverlay Include="$(MSBuildThisFileDirectory)osu.Android\Properties\AndroidManifestOverlay.xml" />
   </ItemGroup>
   <PropertyGroup>
     <!-- Fody does not handle Android build well, and warns when unchanged.

osu.Android/Properties/AndroidManifestOverlay.xml

@@ -0,0 +1,15 @@
+<?xml version="1.0" encoding="utf-8"?>
+<manifest xmlns:android="http://schemas.android.com/apk/res/android">
+    <queries>
+        <intent>
+            <action android:name="android.intent.action.VIEW" />
+            <category android:name="android.intent.category.BROWSABLE" />
+            <data android:scheme="https" />
+        </intent>
+        <intent>
+            <action android:name="android.intent.action.VIEW" />
+            <category android:name="android.intent.category.BROWSABLE" />
+            <data android:scheme="mailto" />
+        </intent>
+    </queries>
+</manifest>

osu.Desktop/OsuGameDesktop.cs

@@ -5,7 +5,6 @@ using System;
 using System.Collections.Generic;
 using System.Diagnostics;
 using System.IO;
-using System.Linq;
 using System.Reflection;
 using System.Runtime.Versioning;
 using System.Threading.Tasks;
@@ -139,7 +138,17 @@ namespace osu.Desktop
 
             desktopWindow.CursorState |= CursorState.Hidden;
             desktopWindow.Title = Name;
-            desktopWindow.DragDrop += f => fileDrop(new[] { f });
+            desktopWindow.DragDrop += f =>
+            {
+                // on macOS, URL associations are handled via SDL_DROPFILE events.
+                if (f.StartsWith(OSU_PROTOCOL, StringComparison.Ordinal))
+                {
+                    HandleLink(f);
+                    return;
+                }
+
+                fileDrop(new[] { f });
+            };
         }
 
         protected override BatteryInfo CreateBatteryInfo() => new SDL2BatteryInfo();
@@ -151,10 +160,6 @@ namespace osu.Desktop
         {
             lock (importableFiles)
             {
-                string firstExtension = Path.GetExtension(filePaths.First());
-
-                if (filePaths.Any(f => Path.GetExtension(f) != firstExtension)) return;
-
                 importableFiles.AddRange(filePaths);
 
                 Logger.Log($"Adding {filePaths.Length} files for import");

osu.Game.Benchmarks/BenchmarkCarouselFilter.cs

@@ -0,0 +1,123 @@
+// 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 BenchmarkDotNet.Attributes;
+using osu.Game.Beatmaps;
+using osu.Game.Rulesets;
+using osu.Game.Screens.Select;
+using osu.Game.Screens.Select.Carousel;
+
+namespace osu.Game.Benchmarks
+{
+    public class BenchmarkCarouselFilter : BenchmarkTest
+    {
+        private BeatmapInfo getExampleBeatmap() => new BeatmapInfo
+        {
+            Ruleset = new RulesetInfo
+            {
+                ShortName = "osu",
+                OnlineID = 0
+            },
+            StarRating = 4.0d,
+            Difficulty = new BeatmapDifficulty
+            {
+                ApproachRate = 5.0f,
+                DrainRate = 3.0f,
+                CircleSize = 2.0f,
+            },
+            Metadata = new BeatmapMetadata
+            {
+                Artist = "The Artist",
+                ArtistUnicode = "check unicode too",
+                Title = "Title goes here",
+                TitleUnicode = "Title goes here",
+                Author = { Username = "The Author" },
+                Source = "unit tests",
+                Tags = "look for tags too",
+            },
+            DifficultyName = "version as well",
+            Length = 2500,
+            BPM = 160,
+            BeatDivisor = 12,
+            Status = BeatmapOnlineStatus.Loved
+        };
+
+        private CarouselBeatmap carouselBeatmap = null!;
+        private FilterCriteria criteria1 = null!;
+        private FilterCriteria criteria2 = null!;
+        private FilterCriteria criteria3 = null!;
+        private FilterCriteria criteria4 = null!;
+        private FilterCriteria criteria5 = null!;
+        private FilterCriteria criteria6 = null!;
+
+        public override void SetUp()
+        {
+            var beatmap = getExampleBeatmap();
+            beatmap.OnlineID = 20201010;
+            beatmap.BeatmapSet = new BeatmapSetInfo { OnlineID = 1535 };
+            carouselBeatmap = new CarouselBeatmap(beatmap);
+            criteria1 = new FilterCriteria();
+            criteria2 = new FilterCriteria
+            {
+                Ruleset = new RulesetInfo { ShortName = "catch" }
+            };
+            criteria3 = new FilterCriteria
+            {
+                Ruleset = new RulesetInfo { OnlineID = 6 },
+                AllowConvertedBeatmaps = true,
+                BPM = new FilterCriteria.OptionalRange<double>
+                {
+                    IsUpperInclusive = false,
+                    Max = 160d
+                }
+            };
+            criteria4 = new FilterCriteria
+            {
+                Ruleset = new RulesetInfo { OnlineID = 6 },
+                AllowConvertedBeatmaps = true,
+                SearchText = "an artist"
+            };
+            criteria5 = new FilterCriteria
+            {
+                Creator = new FilterCriteria.OptionalTextFilter { SearchTerm = "the author AND then something else" }
+            };
+            criteria6 = new FilterCriteria { SearchText = "20201010" };
+        }
+
+        [Benchmark]
+        public void CarouselBeatmapFilter()
+        {
+            carouselBeatmap.Filter(criteria1);
+        }
+
+        [Benchmark]
+        public void CriteriaMatchingSpecificRuleset()
+        {
+            carouselBeatmap.Filter(criteria2);
+        }
+
+        [Benchmark]
+        public void CriteriaMatchingRangeMax()
+        {
+            carouselBeatmap.Filter(criteria3);
+        }
+
+        [Benchmark]
+        public void CriteriaMatchingTerms()
+        {
+            carouselBeatmap.Filter(criteria4);
+        }
+
+        [Benchmark]
+        public void CriteriaMatchingCreator()
+        {
+            carouselBeatmap.Filter(criteria5);
+        }
+
+        [Benchmark]
+        public void CriteriaMatchingBeatmapIDs()
+        {
+            carouselBeatmap.Filter(criteria6);
+        }
+    }
+}

osu.Game.Rulesets.Catch.Tests.iOS/AppDelegate.cs

@@ -1,17 +0,0 @@
-// 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.
-
-#nullable disable
-
-using Foundation;
-using osu.Framework.iOS;
-using osu.Game.Tests;
-
-namespace osu.Game.Rulesets.Catch.Tests.iOS
-{
-    [Register("AppDelegate")]
-    public class AppDelegate : GameAppDelegate
-    {
-        protected override Framework.Game CreateGame() => new OsuTestBrowser();
-    }
-}

osu.Game.Rulesets.Catch.Tests.iOS/Application.cs

@@ -1,9 +1,8 @@
 // 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.
 
-#nullable disable
+using osu.Framework.iOS;
-
+using osu.Game.Tests;
-using UIKit;
 
 namespace osu.Game.Rulesets.Catch.Tests.iOS
 {
@@ -11,7 +10,7 @@ namespace osu.Game.Rulesets.Catch.Tests.iOS
     {
         public static void Main(string[] args)
         {
-            UIApplication.Main(args, null, typeof(AppDelegate));
+            GameApplication.Main(new OsuTestBrowser());
         }
     }
 }

osu.Game.Rulesets.Catch.Tests/Editor/TestSceneJuiceStreamPlacementBlueprint.cs

@@ -45,7 +45,7 @@ namespace osu.Game.Rulesets.Catch.Tests.Editor
             AddAssert("end time is correct", () => Precision.AlmostEquals(lastObject.EndTime, times[1]));
             AddAssert("start position is correct", () => Precision.AlmostEquals(lastObject.OriginalX, positions[0]));
             AddAssert("end position is correct", () => Precision.AlmostEquals(lastObject.EndX, positions[1]));
-            AddAssert("default slider velocity", () => lastObject.DifficultyControlPoint.SliderVelocityBindable.IsDefault);
+            AddAssert("default slider velocity", () => lastObject.SliderVelocityBindable.IsDefault);
         }
 
         [Test]
@@ -76,7 +76,7 @@ namespace osu.Game.Rulesets.Catch.Tests.Editor
             addPlacementSteps(times, positions);
             addPathCheckStep(times, positions);
 
-            AddAssert("slider velocity changed", () => !lastObject.DifficultyControlPoint.SliderVelocityBindable.IsDefault);
+            AddAssert("slider velocity changed", () => !lastObject.SliderVelocityBindable.IsDefault);
         }
 
         [Test]

osu.Game.Rulesets.Catch.Tests/Editor/TestSceneJuiceStreamSelectionBlueprint.cs

@@ -108,11 +108,11 @@ namespace osu.Game.Rulesets.Catch.Tests.Editor
             double[] times = { 100, 300 };
             float[] positions = { 200, 300 };
             addBlueprintStep(times, positions);
-            AddAssert("default slider velocity", () => hitObject.DifficultyControlPoint.SliderVelocityBindable.IsDefault);
+            AddAssert("default slider velocity", () => hitObject.SliderVelocityBindable.IsDefault);
 
             addDragStartStep(times[1], positions[1]);
             AddMouseMoveStep(times[1], 400);
-            AddAssert("slider velocity changed", () => !hitObject.DifficultyControlPoint.SliderVelocityBindable.IsDefault);
+            AddAssert("slider velocity changed", () => !hitObject.SliderVelocityBindable.IsDefault);
         }
 
         [Test]

osu.Game.Rulesets.Catch.Tests/TestSceneAutoJuiceStream.cs

@@ -45,7 +45,7 @@ namespace osu.Game.Rulesets.Catch.Tests
                     NewCombo = i % 8 == 0,
                     Samples = new List<HitSampleInfo>(new[]
                     {
-                        new HitSampleInfo(HitSampleInfo.HIT_NORMAL, "normal", volume: 100)
+                        new HitSampleInfo(HitSampleInfo.HIT_NORMAL)
                     })
                 });
             }

osu.Game.Rulesets.Catch/Beatmaps/CatchBeatmapConverter.cs

@@ -26,6 +26,7 @@ namespace osu.Game.Rulesets.Catch.Beatmaps
             var xPositionData = obj as IHasXPosition;
             var yPositionData = obj as IHasYPosition;
             var comboData = obj as IHasCombo;
+            var sliderVelocityData = obj as IHasSliderVelocity;
 
             switch (obj)
             {
@@ -41,7 +42,8 @@ namespace osu.Game.Rulesets.Catch.Beatmaps
                         NewCombo = comboData?.NewCombo ?? false,
                         ComboOffset = comboData?.ComboOffset ?? 0,
                         LegacyLastTickOffset = (obj as IHasLegacyLastTickOffset)?.LegacyLastTickOffset ?? 0,
-                        LegacyConvertedY = yPositionData?.Y ?? CatchHitObject.DEFAULT_LEGACY_CONVERT_Y
+                        LegacyConvertedY = yPositionData?.Y ?? CatchHitObject.DEFAULT_LEGACY_CONVERT_Y,
+                        SliderVelocity = sliderVelocityData?.SliderVelocity ?? 1
                     }.Yield();
 
                 case IHasDuration endTime:

osu.Game.Rulesets.Catch/Edit/Blueprints/BananaShowerPlacementBlueprint.cs

@@ -17,6 +17,8 @@ namespace osu.Game.Rulesets.Catch.Edit.Blueprints
         private double placementStartTime;
         private double placementEndTime;
 
+        protected override bool IsValidForPlacement => HitObject.Duration > 0;
+
         public BananaShowerPlacementBlueprint()
         {
             InternalChild = outline = new TimeSpanOutline();
@@ -49,7 +51,7 @@ namespace osu.Game.Rulesets.Catch.Edit.Blueprints
                 case PlacementState.Active:
                     if (e.Button != MouseButton.Right) break;
 
-                    EndPlacement(HitObject.Duration > 0);
+                    EndPlacement(true);
                     return true;
             }
 

osu.Game.Rulesets.Catch/Edit/Blueprints/Components/EditablePath.cs

@@ -91,7 +91,7 @@ namespace osu.Game.Rulesets.Catch.Edit.Blueprints.Components
         public void UpdateHitObjectFromPath(JuiceStream hitObject)
         {
             // The SV setting may need to be changed for the current path.
-            var svBindable = hitObject.DifficultyControlPoint.SliderVelocityBindable;
+            var svBindable = hitObject.SliderVelocityBindable;
             double svToVelocityFactor = hitObject.Velocity / svBindable.Value;
             double requiredVelocity = path.ComputeRequiredVelocity();
 

osu.Game.Rulesets.Catch/Edit/Blueprints/JuiceStreamPlacementBlueprint.cs

@@ -24,6 +24,8 @@ namespace osu.Game.Rulesets.Catch.Edit.Blueprints
 
         private InputManager inputManager = null!;
 
+        protected override bool IsValidForPlacement => HitObject.Duration > 0;
+
         public JuiceStreamPlacementBlueprint()
         {
             InternalChildren = new Drawable[]
@@ -70,7 +72,7 @@ namespace osu.Game.Rulesets.Catch.Edit.Blueprints
                             return true;
 
                         case MouseButton.Right:
-                            EndPlacement(HitObject.Duration > 0);
+                            EndPlacement(true);
                             return true;
                     }
 

osu.Game.Rulesets.Catch/Edit/CatchHitObjectComposer.cs

@@ -48,7 +48,6 @@ namespace osu.Game.Rulesets.Catch.Edit
         private void load()
         {
             // todo: enable distance spacing once catch supports applying it to its existing distance snap grid implementation.
-            RightSideToolboxContainer.Alpha = 0;
             DistanceSpacingMultiplier.Disabled = true;
 
             LayerBelowRuleset.Add(new PlayfieldBorder

osu.Game.Rulesets.Catch/Mods/CatchModDaycore.cs

@@ -7,6 +7,5 @@ namespace osu.Game.Rulesets.Catch.Mods
 {
     public class CatchModDaycore : ModDaycore
     {
-        public override double ScoreMultiplier => 0.3;
     }
 }

osu.Game.Rulesets.Catch/Mods/CatchModDifficultyAdjust.cs

@@ -16,7 +16,7 @@ namespace osu.Game.Rulesets.Catch.Mods
         public DifficultyBindable CircleSize { get; } = new DifficultyBindable
         {
             Precision = 0.1f,
-            MinValue = 1,
+            MinValue = 0,
             MaxValue = 10,
             ExtendedMaxValue = 11,
             ReadCurrentFromDifficulty = diff => diff.CircleSize,
@@ -26,7 +26,7 @@ namespace osu.Game.Rulesets.Catch.Mods
         public DifficultyBindable ApproachRate { get; } = new DifficultyBindable
         {
             Precision = 0.1f,
-            MinValue = 1,
+            MinValue = 0,
             MaxValue = 10,
             ExtendedMaxValue = 11,
             ReadCurrentFromDifficulty = diff => diff.ApproachRate,

osu.Game.Rulesets.Catch/Mods/CatchModDoubleTime.cs

@@ -7,6 +7,5 @@ namespace osu.Game.Rulesets.Catch.Mods
 {
     public class CatchModDoubleTime : ModDoubleTime
     {
-        public override double ScoreMultiplier => UsesDefaultConfiguration ? 1.06 : 1;
     }
 }

osu.Game.Rulesets.Catch/Mods/CatchModHalfTime.cs

@@ -7,6 +7,5 @@ namespace osu.Game.Rulesets.Catch.Mods
 {
     public class CatchModHalfTime : ModHalfTime
     {
-        public override double ScoreMultiplier => 0.3;
     }
 }

osu.Game.Rulesets.Catch/Mods/CatchModNightcore.cs

@@ -8,6 +8,5 @@ namespace osu.Game.Rulesets.Catch.Mods
 {
     public class CatchModNightcore : ModNightcore<CatchHitObject>
     {
-        public override double ScoreMultiplier => UsesDefaultConfiguration ? 1.06 : 1;
     }
 }

osu.Game.Rulesets.Catch/Objects/Banana.cs

@@ -22,11 +22,11 @@ namespace osu.Game.Rulesets.Catch.Objects
 
         public override Judgement CreateJudgement() => new CatchBananaJudgement();
 
-        private static readonly List<HitSampleInfo> samples = new List<HitSampleInfo> { new BananaHitSampleInfo() };
+        private static readonly IList<HitSampleInfo> default_banana_samples = new List<HitSampleInfo> { new BananaHitSampleInfo() }.AsReadOnly();
 
         public Banana()
         {
-            Samples = samples;
+            Samples = default_banana_samples;
         }
 
         // override any external colour changes with banananana
@@ -47,18 +47,18 @@ namespace osu.Game.Rulesets.Catch.Objects
             }
         }
 
-        private class BananaHitSampleInfo : HitSampleInfo, IEquatable<BananaHitSampleInfo>
+        public class BananaHitSampleInfo : HitSampleInfo, IEquatable<BananaHitSampleInfo>
         {
             private static readonly string[] lookup_names = { "Gameplay/metronomelow", "Gameplay/catch-banana" };
 
             public override IEnumerable<string> LookupNames => lookup_names;
 
-            public BananaHitSampleInfo(int volume = 0)
+            public BananaHitSampleInfo(int volume = 100)
                 : base(string.Empty, volume: volume)
             {
             }
 
-            public sealed override HitSampleInfo With(Optional<string> newName = default, Optional<string?> newBank = default, Optional<string?> newSuffix = default, Optional<int> newVolume = default)
+            public sealed override HitSampleInfo With(Optional<string> newName = default, Optional<string> newBank = default, Optional<string?> newSuffix = default, Optional<int> newVolume = default)
                 => new BananaHitSampleInfo(newVolume.GetOr(Volume));
 
             public bool Equals(BananaHitSampleInfo? other)

osu.Game.Rulesets.Catch/Objects/BananaShower.cs

@@ -1,7 +1,9 @@
 // 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.Collections.Generic;
 using System.Threading;
+using osu.Game.Audio;
 using osu.Game.Rulesets.Judgements;
 using osu.Game.Rulesets.Objects.Types;
 
@@ -39,6 +41,7 @@ namespace osu.Game.Rulesets.Catch.Objects
                 {
                     StartTime = time,
                     BananaIndex = i,
+                    Samples = new List<HitSampleInfo> { new Banana.BananaHitSampleInfo(CreateHitSampleInfo().Volume) }
                 });
 
                 time += spacing;

osu.Game.Rulesets.Catch/Objects/JuiceStream.cs

@@ -6,6 +6,7 @@ using System.Collections.Generic;
 using System.Linq;
 using System.Threading;
 using Newtonsoft.Json;
+using osu.Framework.Bindables;
 using osu.Game.Audio;
 using osu.Game.Beatmaps;
 using osu.Game.Beatmaps.ControlPoints;
@@ -16,7 +17,7 @@ using osu.Game.Rulesets.Objects.Types;
 
 namespace osu.Game.Rulesets.Catch.Objects
 {
-    public class JuiceStream : CatchHitObject, IHasPathWithRepeats
+    public class JuiceStream : CatchHitObject, IHasPathWithRepeats, IHasSliderVelocity
     {
         /// <summary>
         /// Positional distance that results in a duration of one second, before any speed adjustments.
@@ -27,6 +28,19 @@ namespace osu.Game.Rulesets.Catch.Objects
 
         public int RepeatCount { get; set; }
 
+        public BindableNumber<double> SliderVelocityBindable { get; } = new BindableDouble(1)
+        {
+            Precision = 0.01,
+            MinValue = 0.1,
+            MaxValue = 10
+        };
+
+        public double SliderVelocity
+        {
+            get => SliderVelocityBindable.Value;
+            set => SliderVelocityBindable.Value = value;
+        }
+
         [JsonIgnore]
         private double velocityFactor;
 
@@ -34,10 +48,10 @@ namespace osu.Game.Rulesets.Catch.Objects
         private double tickDistanceFactor;
 
         [JsonIgnore]
-        public double Velocity => velocityFactor * DifficultyControlPoint.SliderVelocity;
+        public double Velocity => velocityFactor * SliderVelocity;
 
         [JsonIgnore]
-        public double TickDistance => tickDistanceFactor * DifficultyControlPoint.SliderVelocity;
+        public double TickDistance => tickDistanceFactor * SliderVelocity;
 
         /// <summary>
         /// The length of one span of this <see cref="JuiceStream"/>.

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

@@ -136,6 +136,7 @@ namespace osu.Game.Rulesets.Catch.UI
             Origin = Anchor.TopCentre;
 
             Size = new Vector2(BASE_SIZE);
+
             if (difficulty != null)
                 Scale = calculateScale(difficulty);
 
@@ -333,8 +334,11 @@ namespace osu.Game.Rulesets.Catch.UI
             base.Update();
 
             var scaleFromDirection = new Vector2((int)VisualDirection, 1);
+
             body.Scale = scaleFromDirection;
-            caughtObjectContainer.Scale = hitExplosionContainer.Scale = flipCatcherPlate ? scaleFromDirection : Vector2.One;
+            // Inverse of catcher scale is applied here, as catcher gets scaled by circle size and so do the incoming fruit.
+            caughtObjectContainer.Scale = (1 / Scale.X) * (flipCatcherPlate ? scaleFromDirection : Vector2.One);
+            hitExplosionContainer.Scale = flipCatcherPlate ? scaleFromDirection : Vector2.One;
 
             // Correct overshooting.
             if ((hyperDashDirection > 0 && hyperDashTargetPosition < X) ||
@@ -414,10 +418,13 @@ namespace osu.Game.Rulesets.Catch.UI
 
         private void clearPlate(DroppedObjectAnimation animation)
         {
-            var droppedObjects = caughtObjectContainer.Children.Select(getDroppedObject).ToArray();
+            var caughtObjects = caughtObjectContainer.Children.ToArray();
 
             caughtObjectContainer.Clear(false);
 
+            // Use the already returned PoolableDrawables for new objects
+            var droppedObjects = caughtObjects.Select(getDroppedObject).ToArray();
+
             droppedObjectTarget.AddRange(droppedObjects);
 
             foreach (var droppedObject in droppedObjects)
@@ -426,10 +433,10 @@ namespace osu.Game.Rulesets.Catch.UI
 
         private void removeFromPlate(CaughtObject caughtObject, DroppedObjectAnimation animation)
         {
-            var droppedObject = getDroppedObject(caughtObject);
-
             caughtObjectContainer.Remove(caughtObject, false);
 
+            var droppedObject = getDroppedObject(caughtObject);
+
             droppedObjectTarget.Add(droppedObject);
 
             applyDropAnimation(droppedObject, animation);
@@ -452,6 +459,8 @@ namespace osu.Game.Rulesets.Catch.UI
                     break;
             }
 
+            // Define lifetime start for dropped objects to be disposed correctly when rewinding replay
+            d.LifetimeStart = Clock.CurrentTime;
             d.Expire();
         }
 

osu.Game.Rulesets.Mania.Tests.iOS/AppDelegate.cs

@@ -1,17 +0,0 @@
-// 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.
-
-#nullable disable
-
-using Foundation;
-using osu.Framework.iOS;
-using osu.Game.Tests;
-
-namespace osu.Game.Rulesets.Mania.Tests.iOS
-{
-    [Register("AppDelegate")]
-    public class AppDelegate : GameAppDelegate
-    {
-        protected override Framework.Game CreateGame() => new OsuTestBrowser();
-    }
-}

osu.Game.Rulesets.Mania.Tests.iOS/Application.cs

@@ -1,9 +1,8 @@
 // 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.
 
-#nullable disable
+using osu.Framework.iOS;
-
+using osu.Game.Tests;
-using UIKit;
 
 namespace osu.Game.Rulesets.Mania.Tests.iOS
 {
@@ -11,7 +10,7 @@ namespace osu.Game.Rulesets.Mania.Tests.iOS
     {
         public static void Main(string[] args)
         {
-            UIApplication.Main(args, null, typeof(AppDelegate));
+            GameApplication.Main(new OsuTestBrowser());
         }
     }
 }

osu.Game.Rulesets.Mania.Tests/TestSceneHoldNoteInput.cs

@@ -1,8 +1,6 @@
 // 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.
 
-#nullable disable
-
 using System.Collections.Generic;
 using System.Linq;
 using NUnit.Framework;
@@ -40,7 +38,7 @@ namespace osu.Game.Rulesets.Mania.Tests
         private const double time_tail = 4000;
         private const double time_after_tail = 5250;
 
-        private List<JudgementResult> judgementResults;
+        private List<JudgementResult> judgementResults = new List<JudgementResult>();
 
         /// <summary>
         ///     -----[           ]-----
@@ -61,6 +59,44 @@ namespace osu.Game.Rulesets.Mania.Tests
             assertNoteJudgement(HitResult.IgnoreMiss);
         }
 
+        /// <summary>
+        ///     -----[           ]-----
+        ///          x           o
+        /// </summary>
+        [Test]
+        public void TestCorrectInput()
+        {
+            performTest(new List<ReplayFrame>
+            {
+                new ManiaReplayFrame(time_head, ManiaAction.Key1),
+                new ManiaReplayFrame(time_tail),
+            });
+
+            assertHeadJudgement(HitResult.Perfect);
+            assertTickJudgement(HitResult.LargeTickHit);
+            assertTailJudgement(HitResult.Perfect);
+            assertNoteJudgement(HitResult.IgnoreHit);
+        }
+
+        /// <summary>
+        ///     -----[           ]-----
+        ///          x                   o
+        /// </summary>
+        [Test]
+        public void TestLateRelease()
+        {
+            performTest(new List<ReplayFrame>
+            {
+                new ManiaReplayFrame(time_head, ManiaAction.Key1),
+                new ManiaReplayFrame(time_after_tail),
+            });
+
+            assertHeadJudgement(HitResult.Perfect);
+            assertTickJudgement(HitResult.LargeTickHit);
+            assertTailJudgement(HitResult.Miss);
+            assertNoteJudgement(HitResult.IgnoreMiss);
+        }
+
         /// <summary>
         ///     -----[           ]-----
         ///  x                           o
@@ -521,9 +557,9 @@ namespace osu.Game.Rulesets.Mania.Tests
         private void assertLastTickJudgement(HitResult result)
             => AddAssert($"last tick judged as {result}", () => judgementResults.Last(j => j.HitObject is HoldNoteTick).Type, () => Is.EqualTo(result));
 
-        private ScoreAccessibleReplayPlayer currentPlayer;
+        private ScoreAccessibleReplayPlayer currentPlayer = null!;
 
-        private void performTest(List<ReplayFrame> frames, Beatmap<ManiaHitObject> beatmap = null)
+        private void performTest(List<ReplayFrame> frames, Beatmap<ManiaHitObject>? beatmap = null)
         {
             if (beatmap == null)
             {
@@ -569,15 +605,13 @@ namespace osu.Game.Rulesets.Mania.Tests
             AddUntilStep("Beatmap at 0", () => Beatmap.Value.Track.CurrentTime == 0);
             AddUntilStep("Wait until player is loaded", () => currentPlayer.IsCurrentScreen());
 
-            AddUntilStep("Wait for completion", () => currentPlayer.ScoreProcessor?.HasCompleted.Value == true);
+            AddUntilStep("Wait for completion", () => currentPlayer.ScoreProcessor.HasCompleted.Value);
         }
 
         private partial class ScoreAccessibleReplayPlayer : ReplayPlayer
         {
             public new ScoreProcessor ScoreProcessor => base.ScoreProcessor;
 
-            public new GameplayClockContainer GameplayClockContainer => base.GameplayClockContainer;
-
             protected override bool PauseOnFocusLost => false;
 
             public ScoreAccessibleReplayPlayer(Score score)

osu.Game.Rulesets.Mania.Tests/TestSceneManiaPlayer.cs

@@ -3,6 +3,9 @@
 
 #nullable disable
 
+using osu.Framework.Extensions.ObjectExtensions;
+using osu.Game.Rulesets.Mania.Configuration;
+using osu.Game.Rulesets.Mania.UI;
 using osu.Game.Tests.Visual;
 
 namespace osu.Game.Rulesets.Mania.Tests
@@ -10,5 +13,19 @@ namespace osu.Game.Rulesets.Mania.Tests
     public partial class TestSceneManiaPlayer : PlayerTestScene
     {
         protected override Ruleset CreatePlayerRuleset() => new ManiaRuleset();
+
+        public override void SetUpSteps()
+        {
+            base.SetUpSteps();
+
+            AddStep("change direction to down", () => changeDirectionTo(ManiaScrollingDirection.Down));
+            AddStep("change direction to up", () => changeDirectionTo(ManiaScrollingDirection.Up));
+        }
+
+        private void changeDirectionTo(ManiaScrollingDirection direction)
+        {
+            var rulesetConfig = (ManiaRulesetConfigManager)RulesetConfigs.GetConfigFor(new ManiaRuleset()).AsNonNull();
+            rulesetConfig.SetValue(ManiaRulesetSetting.ScrollDirection, direction);
+        }
     }
 }

osu.Game.Rulesets.Mania/Beatmaps/Patterns/Legacy/DistanceObjectPatternGenerator.cs

@@ -14,7 +14,6 @@ using osu.Game.Rulesets.Objects;
 using osu.Game.Rulesets.Objects.Types;
 using osu.Game.Rulesets.Mania.Objects;
 using osu.Game.Beatmaps.ControlPoints;
-using osu.Game.Beatmaps.Formats;
 using osu.Game.Utils;
 
 namespace osu.Game.Rulesets.Mania.Beatmaps.Patterns.Legacy
@@ -49,15 +48,14 @@ namespace osu.Game.Rulesets.Mania.Beatmaps.Patterns.Legacy
             Debug.Assert(distanceData != null);
 
             TimingControlPoint timingPoint = beatmap.ControlPointInfo.TimingPointAt(hitObject.StartTime);
-            DifficultyControlPoint difficultyPoint = hitObject.DifficultyControlPoint;
 
             double beatLength;
-#pragma warning disable 618
+            if (hitObject.LegacyBpmMultiplier.HasValue)
-            if (difficultyPoint is LegacyBeatmapDecoder.LegacyDifficultyControlPoint legacyDifficultyPoint)
+                beatLength = timingPoint.BeatLength * hitObject.LegacyBpmMultiplier.Value;
-#pragma warning restore 618
+            else if (hitObject is IHasSliderVelocity hasSliderVelocity)
-                beatLength = timingPoint.BeatLength * legacyDifficultyPoint.BpmMultiplier;
+                beatLength = timingPoint.BeatLength / hasSliderVelocity.SliderVelocity;
             else
-                beatLength = timingPoint.BeatLength / difficultyPoint.SliderVelocity;
+                beatLength = timingPoint.BeatLength;
 
             SpanCount = repeatsData?.SpanCount() ?? 1;
             StartTime = (int)Math.Round(hitObject.StartTime);

osu.Game.Rulesets.Mania/Edit/Blueprints/HoldNotePlacementBlueprint.cs

@@ -25,6 +25,8 @@ namespace osu.Game.Rulesets.Mania.Edit.Blueprints
         [Resolved]
         private IScrollingInfo scrollingInfo { get; set; }
 
+        protected override bool IsValidForPlacement => HitObject.Duration > 0;
+
         public HoldNotePlacementBlueprint()
             : base(new HoldNote())
         {
@@ -75,7 +77,7 @@ namespace osu.Game.Rulesets.Mania.Edit.Blueprints
                 return;
 
             base.OnMouseUp(e);
-            EndPlacement(HitObject.Duration > 0);
+            EndPlacement(true);
         }
 
         private double originalStartTime;

osu.Game.Rulesets.Mania/Edit/Setup/ManiaSetupSection.cs

@@ -27,7 +27,7 @@ namespace osu.Game.Rulesets.Mania.Edit.Setup
                 specialStyle = new LabelledSwitchButton
                 {
                     Label = "Use special (N+1) style",
-                    Description = "Changes one column to act as a classic \"scratch\" or \"special\" column, which can be moved around by the user's skin (to the left/right/centre). Generally used in 5k (4+1) or 8key (7+1) configurations.",
+                    Description = "Changes one column to act as a classic \"scratch\" or \"special\" column, which can be moved around by the user's skin (to the left/right/centre). Generally used in 6K (5+1) or 8K (7+1) configurations.",
                     Current = { Value = Beatmap.BeatmapInfo.SpecialStyle }
                 }
             };

osu.Game.Rulesets.Mania/Mods/ManiaModDaycore.cs

@@ -7,6 +7,5 @@ namespace osu.Game.Rulesets.Mania.Mods
 {
     public class ManiaModDaycore : ModDaycore
     {
-        public override double ScoreMultiplier => 0.5;
     }
 }

osu.Game.Rulesets.Mania/Mods/ManiaModDoubleTime.cs

@@ -7,6 +7,5 @@ namespace osu.Game.Rulesets.Mania.Mods
 {
     public class ManiaModDoubleTime : ModDoubleTime
     {
-        public override double ScoreMultiplier => 1;
     }
 }

osu.Game.Rulesets.Mania/Mods/ManiaModHalfTime.cs

@@ -7,6 +7,5 @@ namespace osu.Game.Rulesets.Mania.Mods
 {
     public class ManiaModHalfTime : ModHalfTime
     {
-        public override double ScoreMultiplier => 0.5;
     }
 }

osu.Game.Rulesets.Mania/Mods/ManiaModNightcore.cs

@@ -8,6 +8,5 @@ namespace osu.Game.Rulesets.Mania.Mods
 {
     public class ManiaModNightcore : ModNightcore<ManiaHitObject>
     {
-        public override double ScoreMultiplier => 1;
     }
 }

osu.Game.Rulesets.Mania/Objects/Drawables/DrawableHoldNote.cs

@@ -3,7 +3,6 @@
 
 #nullable disable
 
-using System;
 using System.Linq;
 using osu.Framework.Allocation;
 using osu.Framework.Bindables;
@@ -219,6 +218,9 @@ namespace osu.Game.Rulesets.Mania.Objects.Drawables
             if (Time.Current < releaseTime)
                 releaseTime = null;
 
+            if (Time.Current < HoldStartTime)
+                endHold();
+
             // Pad the full size container so its contents (i.e. the masking container) reach under the tail.
             // This is required for the tail to not be masked away, since it lies outside the bounds of the hold note.
             sizingContainer.Padding = new MarginPadding
@@ -236,6 +238,7 @@ namespace osu.Game.Rulesets.Mania.Objects.Drawables
             };
 
             // Position and resize the body to lie half-way under the head and the tail notes.
+            // The rationale for this is account for heads/tails with corner radius.
             bodyPiece.Y = (Direction.Value == ScrollingDirection.Up ? 1 : -1) * Head.Height / 2;
             bodyPiece.Height = DrawHeight - Head.Height / 2 + Tail.Height / 2;
 
@@ -244,9 +247,9 @@ namespace osu.Game.Rulesets.Mania.Objects.Drawables
             // 2. The head note will move along with the new "head position" in the container.
             if (Head.IsHit && releaseTime == null && DrawHeight > 0)
             {
-                // How far past the hit target this hold note is. Always a positive value.
+                // How far past the hit target this hold note is.
-                float yOffset = Math.Max(0, Direction.Value == ScrollingDirection.Up ? -Y : Y);
+                float yOffset = Direction.Value == ScrollingDirection.Up ? -Y : Y;
-                sizingContainer.Height = Math.Clamp(1 - yOffset / DrawHeight, 0, 1);
+                sizingContainer.Height = 1 - yOffset / DrawHeight;
             }
         }
 
@@ -321,14 +324,14 @@ namespace osu.Game.Rulesets.Mania.Objects.Drawables
             if (e.Action != Action.Value)
                 return;
 
-            // do not run any of this logic when rewinding, as it inverts order of presses/releases.
-            if (Time.Elapsed < 0)
-                return;
-
             // Make sure a hold was started
             if (HoldStartTime == null)
                 return;
 
+            // do not run any of this logic when rewinding, as it inverts order of presses/releases.
+            if (Time.Elapsed < 0)
+                return;
+
             Tail.UpdateResult();
             endHold();
 
@@ -349,13 +352,7 @@ namespace osu.Game.Rulesets.Mania.Objects.Drawables
         {
             // Note: base.LoadSamples() isn't called since the slider plays the tail's hitsounds for the time being.
 
-            if (HitObject.SampleControlPoint == null)
+            slidingSample.Samples = HitObject.CreateSlidingSamples().Cast<ISampleInfo>().ToArray();
-            {
-                throw new InvalidOperationException($"{nameof(HitObject)}s must always have an attached {nameof(HitObject.SampleControlPoint)}."
-                                                    + $" This is an indication that {nameof(HitObject.ApplyDefaults)} has not been invoked on {this}.");
-            }
-
-            slidingSample.Samples = HitObject.CreateSlidingSamples().Select(s => HitObject.SampleControlPoint.ApplyTo(s)).Cast<ISampleInfo>().ToArray();
         }
 
         public override void StopAllSamples()

osu.Game.Rulesets.Mania/Objects/Drawables/DrawableHoldNoteTail.cs

@@ -17,7 +17,7 @@ namespace osu.Game.Rulesets.Mania.Objects.Drawables
     {
         protected override ManiaSkinComponents Component => ManiaSkinComponents.HoldNoteTail;
 
-        protected DrawableHoldNote HoldNote => (DrawableHoldNote)ParentHitObject;
+        protected internal DrawableHoldNote HoldNote => (DrawableHoldNote)ParentHitObject;
 
         public DrawableHoldNoteTail()
             : this(null)

osu.Game.Rulesets.Mania/Resources/Testing/Beatmaps/convert-samples-expected-conversion.json

@@ -10,7 +10,7 @@
         ["Gameplay/soft-hitnormal"],
         ["Gameplay/drum-hitnormal"]
       ],
-      "Samples": ["Gameplay/-hitnormal"]
+      "Samples": ["Gameplay/normal-hitnormal"]
     }, {
       "StartTime": 1875.0,
       "EndTime": 2750.0,
@@ -19,7 +19,7 @@
         ["Gameplay/soft-hitnormal"],
         ["Gameplay/drum-hitnormal"]
       ],
-      "Samples": ["Gameplay/-hitnormal"]
+      "Samples": ["Gameplay/normal-hitnormal"]
     }]
   }, {
     "StartTime": 3750.0,

osu.Game.Rulesets.Mania/Skinning/Argon/ArgonHitExplosion.cs

@@ -43,9 +43,8 @@ namespace osu.Game.Rulesets.Mania.Skinning.Argon
             {
                 largeFaint = new Container
                 {
-                    Anchor = Anchor.Centre,
-                    Origin = Anchor.Centre,
                     RelativeSizeAxes = Axes.Both,
+                    Height = ArgonNotePiece.NOTE_ACCENT_RATIO,
                     Masking = true,
                     CornerRadius = ArgonNotePiece.CORNER_RADIUS,
                     Blending = BlendingParameters.Additive,
@@ -80,11 +79,15 @@ namespace osu.Game.Rulesets.Mania.Skinning.Argon
             if (direction.NewValue == ScrollingDirection.Up)
             {
                 Anchor = Anchor.TopCentre;
+                largeFaint.Anchor = Anchor.TopCentre;
+                largeFaint.Origin = Anchor.TopCentre;
                 Y = ArgonNotePiece.NOTE_HEIGHT / 2;
             }
             else
             {
                 Anchor = Anchor.BottomCentre;
+                largeFaint.Anchor = Anchor.BottomCentre;
+                largeFaint.Origin = Anchor.BottomCentre;
                 Y = -ArgonNotePiece.NOTE_HEIGHT / 2;
             }
         }

osu.Game.Rulesets.Mania/Skinning/Argon/ArgonHitTarget.cs

@@ -19,7 +19,7 @@ namespace osu.Game.Rulesets.Mania.Skinning.Argon
         private void load(IScrollingInfo scrollingInfo)
         {
             RelativeSizeAxes = Axes.X;
-            Height = ArgonNotePiece.NOTE_HEIGHT;
+            Height = ArgonNotePiece.NOTE_HEIGHT * ArgonNotePiece.NOTE_ACCENT_RATIO;
 
             Masking = true;
             CornerRadius = ArgonNotePiece.CORNER_RADIUS;

osu.Game.Rulesets.Mania/Skinning/Argon/ArgonHoldBodyPiece.cs

@@ -20,10 +20,9 @@ namespace osu.Game.Rulesets.Mania.Skinning.Argon
     public partial class ArgonHoldBodyPiece : CompositeDrawable, IHoldNoteBody
     {
         protected readonly Bindable<Color4> AccentColour = new Bindable<Color4>();
-        protected readonly IBindable<bool> IsHitting = new Bindable<bool>();
 
         private Drawable background = null!;
-        private Box foreground = null!;
+        private ArgonHoldNoteHittingLayer hittingLayer = null!;
 
         public ArgonHoldBodyPiece()
         {
@@ -32,7 +31,6 @@ namespace osu.Game.Rulesets.Mania.Skinning.Argon
             // Without this, the width of the body will be slightly larger than the head/tail.
             Masking = true;
             CornerRadius = ArgonNotePiece.CORNER_RADIUS;
-            Blending = BlendingParameters.Additive;
         }
 
         [BackgroundDependencyLoader(true)]
@@ -41,12 +39,7 @@ namespace osu.Game.Rulesets.Mania.Skinning.Argon
             InternalChildren = new[]
             {
                 background = new Box { RelativeSizeAxes = Axes.Both },
-                foreground = new Box
+                hittingLayer = new ArgonHoldNoteHittingLayer()
-                {
-                    RelativeSizeAxes = Axes.Both,
-                    Blending = BlendingParameters.Additive,
-                    Alpha = 0,
-                },
             };
 
             if (drawableObject != null)
@@ -54,44 +47,19 @@ namespace osu.Game.Rulesets.Mania.Skinning.Argon
                 var holdNote = (DrawableHoldNote)drawableObject;
 
                 AccentColour.BindTo(holdNote.AccentColour);
-                IsHitting.BindTo(holdNote.IsHitting);
+                hittingLayer.AccentColour.BindTo(holdNote.AccentColour);
+                ((IBindable<bool>)hittingLayer.IsHitting).BindTo(holdNote.IsHitting);
             }
 
             AccentColour.BindValueChanged(colour =>
             {
-                background.Colour = colour.NewValue.Darken(1.2f);
+                background.Colour = colour.NewValue.Darken(0.6f);
-                foreground.Colour = colour.NewValue.Opacity(0.2f);
             }, true);
-
-            IsHitting.BindValueChanged(hitting =>
-            {
-                const float animation_length = 50;
-
-                foreground.ClearTransforms();
-
-                if (hitting.NewValue)
-                {
-                    // wait for the next sync point
-                    double synchronisedOffset = animation_length * 2 - Time.Current % (animation_length * 2);
-
-                    using (foreground.BeginDelayedSequence(synchronisedOffset))
-                    {
-                        foreground.FadeTo(1, animation_length).Then()
-                                  .FadeTo(0.5f, animation_length)
-                                  .Loop();
-                    }
-                }
-                else
-                {
-                    foreground.FadeOut(animation_length);
-                }
-            });
         }
 
         public void Recycle()
         {
-            foreground.ClearTransforms();
+            hittingLayer.Recycle();
-            foreground.Alpha = 0;
         }
     }
 }

osu.Game.Rulesets.Mania/Skinning/Argon/ArgonHoldNoteHeadPiece.cs

@@ -0,0 +1,20 @@
+// 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.Graphics;
+using osu.Framework.Graphics.Shapes;
+using osuTK;
+
+namespace osu.Game.Rulesets.Mania.Skinning.Argon
+{
+    internal partial class ArgonHoldNoteHeadPiece : ArgonNotePiece
+    {
+        protected override Drawable CreateIcon() => new Circle
+        {
+            Anchor = Anchor.Centre,
+            Origin = Anchor.Centre,
+            Y = 2,
+            Size = new Vector2(20, 5),
+        };
+    }
+}

osu.Game.Rulesets.Mania/Skinning/Argon/ArgonHoldNoteHittingLayer.cs

@@ -0,0 +1,64 @@
+// 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.Extensions.Color4Extensions;
+using osu.Framework.Graphics;
+using osuTK.Graphics;
+using Box = osu.Framework.Graphics.Shapes.Box;
+
+namespace osu.Game.Rulesets.Mania.Skinning.Argon
+{
+    public partial class ArgonHoldNoteHittingLayer : Box
+    {
+        public readonly Bindable<Color4> AccentColour = new Bindable<Color4>();
+        public readonly Bindable<bool> IsHitting = new Bindable<bool>();
+
+        public ArgonHoldNoteHittingLayer()
+        {
+            RelativeSizeAxes = Axes.Both;
+            Blending = BlendingParameters.Additive;
+            Alpha = 0;
+        }
+
+        protected override void LoadComplete()
+        {
+            base.LoadComplete();
+
+            AccentColour.BindValueChanged(colour =>
+            {
+                Colour = colour.NewValue.Lighten(0.2f).Opacity(0.3f);
+            }, true);
+
+            IsHitting.BindValueChanged(hitting =>
+            {
+                const float animation_length = 80;
+
+                ClearTransforms();
+
+                if (hitting.NewValue)
+                {
+                    // wait for the next sync point
+                    double synchronisedOffset = animation_length * 2 - Time.Current % (animation_length * 2);
+
+                    using (BeginDelayedSequence(synchronisedOffset))
+                    {
+                        this.FadeTo(1, animation_length, Easing.OutSine).Then()
+                            .FadeTo(0.5f, animation_length, Easing.InSine)
+                            .Loop();
+                    }
+                }
+                else
+                {
+                    this.FadeOut(animation_length);
+                }
+            }, true);
+        }
+
+        public void Recycle()
+        {
+            ClearTransforms();
+            Alpha = 0;
+        }
+    }
+}

osu.Game.Rulesets.Mania/Skinning/Argon/ArgonHoldNoteTailPiece.cs

@@ -5,8 +5,10 @@ using osu.Framework.Allocation;
 using osu.Framework.Bindables;
 using osu.Framework.Extensions.Color4Extensions;
 using osu.Framework.Graphics;
+using osu.Framework.Graphics.Colour;
 using osu.Framework.Graphics.Containers;
 using osu.Framework.Graphics.Shapes;
+using osu.Game.Rulesets.Mania.Objects.Drawables;
 using osu.Game.Rulesets.Objects.Drawables;
 using osu.Game.Rulesets.UI.Scrolling;
 using osuTK;
@@ -16,47 +18,68 @@ namespace osu.Game.Rulesets.Mania.Skinning.Argon
 {
     internal partial class ArgonHoldNoteTailPiece : CompositeDrawable
     {
+        [Resolved]
+        private DrawableHitObject? drawableObject { get; set; }
+
         private readonly IBindable<ScrollingDirection> direction = new Bindable<ScrollingDirection>();
         private readonly IBindable<Color4> accentColour = new Bindable<Color4>();
 
-        private readonly Box shadeBackground;
+        private readonly Box foreground;
-        private readonly Box shadeForeground;
+        private readonly ArgonHoldNoteHittingLayer hittingLayer;
+        private readonly Box foregroundAdditive;
 
         public ArgonHoldNoteTailPiece()
         {
             RelativeSizeAxes = Axes.X;
             Height = ArgonNotePiece.NOTE_HEIGHT;
 
-            CornerRadius = ArgonNotePiece.CORNER_RADIUS;
-            Masking = true;
-
             InternalChildren = new Drawable[]
             {
-                shadeBackground = new Box
-                {
-                    RelativeSizeAxes = Axes.Both,
-                },
                 new Container
                 {
-                    RelativeSizeAxes = Axes.Both,
+                    RelativeSizeAxes = Axes.X,
-                    Height = ArgonNotePiece.NOTE_ACCENT_RATIO,
+                    Height = ArgonNotePiece.NOTE_HEIGHT,
-                    Anchor = Anchor.BottomCentre,
-                    Origin = Anchor.BottomCentre,
                     CornerRadius = ArgonNotePiece.CORNER_RADIUS,
                     Masking = true,
                     Children = new Drawable[]
                     {
-                        shadeForeground = new Box
+                        new Box
+                        {
+                            RelativeSizeAxes = Axes.Both,
+                            Colour = ColourInfo.GradientVertical(Color4.Black.Opacity(0), Colour4.Black),
+                            // Avoid ugly single pixel overlap.
+                            Height = 0.9f,
+                        },
+                        new Container
+                        {
+                            RelativeSizeAxes = Axes.Both,
+                            Anchor = Anchor.BottomCentre,
+                            Origin = Anchor.BottomCentre,
+                            Height = ArgonNotePiece.NOTE_ACCENT_RATIO,
+                            CornerRadius = ArgonNotePiece.CORNER_RADIUS,
+                            Masking = true,
+                            Children = new Drawable[]
+                            {
+                                foreground = new Box
                                 {
                                     RelativeSizeAxes = Axes.Both,
                                 },
+                                hittingLayer = new ArgonHoldNoteHittingLayer(),
+                                foregroundAdditive = new Box
+                                {
+                                    RelativeSizeAxes = Axes.Both,
+                                    Blending = BlendingParameters.Additive,
+                                    Height = 0.5f,
                                 },
                             },
+                        },
+                    }
+                },
             };
         }
 
         [BackgroundDependencyLoader(true)]
-        private void load(IScrollingInfo scrollingInfo, DrawableHitObject? drawableObject)
+        private void load(IScrollingInfo scrollingInfo)
         {
             direction.BindTo(scrollingInfo.Direction);
             direction.BindValueChanged(onDirectionChanged, true);
@@ -65,9 +88,24 @@ namespace osu.Game.Rulesets.Mania.Skinning.Argon
             {
                 accentColour.BindTo(drawableObject.AccentColour);
                 accentColour.BindValueChanged(onAccentChanged, true);
+
+                drawableObject.HitObjectApplied += hitObjectApplied;
             }
         }
 
+        private void hitObjectApplied(DrawableHitObject drawableHitObject)
+        {
+            var holdNoteTail = (DrawableHoldNoteTail)drawableHitObject;
+
+            hittingLayer.Recycle();
+
+            hittingLayer.AccentColour.UnbindBindings();
+            hittingLayer.AccentColour.BindTo(holdNoteTail.HoldNote.AccentColour);
+
+            hittingLayer.IsHitting.UnbindBindings();
+            ((IBindable<bool>)hittingLayer.IsHitting).BindTo(holdNoteTail.HoldNote.IsHitting);
+        }
+
         private void onDirectionChanged(ValueChangedEvent<ScrollingDirection> direction)
         {
             Scale = new Vector2(1, direction.NewValue == ScrollingDirection.Up ? -1 : 1);
@@ -75,8 +113,20 @@ namespace osu.Game.Rulesets.Mania.Skinning.Argon
 
         private void onAccentChanged(ValueChangedEvent<Color4> accent)
         {
-            shadeBackground.Colour = accent.NewValue.Darken(1.7f);
+            foreground.Colour = accent.NewValue.Darken(0.6f); // matches body
-            shadeForeground.Colour = accent.NewValue.Darken(1.1f);
+
+            foregroundAdditive.Colour = ColourInfo.GradientVertical(
+                accent.NewValue.Opacity(0.4f),
+                accent.NewValue.Opacity(0)
+            );
+        }
+
+        protected override void Dispose(bool isDisposing)
+        {
+            base.Dispose(isDisposing);
+
+            if (drawableObject != null)
+                drawableObject.HitObjectApplied -= hitObjectApplied;
         }
     }
 }

osu.Game.Rulesets.Mania/Skinning/Argon/ArgonNotePiece.cs

@@ -26,7 +26,6 @@ namespace osu.Game.Rulesets.Mania.Skinning.Argon
         private readonly IBindable<Color4> accentColour = new Bindable<Color4>();
 
         private readonly Box colouredBox;
-        private readonly Box shadow;
 
         public ArgonNotePiece()
         {
@@ -36,11 +35,12 @@ namespace osu.Game.Rulesets.Mania.Skinning.Argon
             CornerRadius = CORNER_RADIUS;
             Masking = true;
 
-            InternalChildren = new Drawable[]
+            InternalChildren = new[]
             {
-                shadow = new Box
+                new Box
                 {
                     RelativeSizeAxes = Axes.Both,
+                    Colour = ColourInfo.GradientVertical(Color4.Black.Opacity(0), Colour4.Black)
                 },
                 new Container
                 {
@@ -65,17 +65,21 @@ namespace osu.Game.Rulesets.Mania.Skinning.Argon
                     RelativeSizeAxes = Axes.X,
                     Height = CORNER_RADIUS * 2,
                 },
-                new SpriteIcon
+                CreateIcon(),
+            };
+        }
+
+        protected virtual Drawable CreateIcon() => new SpriteIcon
         {
             Anchor = Anchor.Centre,
             Origin = Anchor.Centre,
             Y = 4,
+            // TODO: replace with a non-squashed version.
+            // The 0.7f height scale should be removed.
             Icon = FontAwesome.Solid.AngleDown,
             Size = new Vector2(20),
             Scale = new Vector2(1, 0.7f)
-                }
         };
-        }
 
         [BackgroundDependencyLoader(true)]
         private void load(IScrollingInfo scrollingInfo, DrawableHitObject? drawableObject)
@@ -105,8 +109,6 @@ namespace osu.Game.Rulesets.Mania.Skinning.Argon
                 accent.NewValue.Lighten(0.1f),
                 accent.NewValue
             );
-
-            shadow.Colour = accent.NewValue.Darken(0.5f);
         }
     }
 }

osu.Game.Rulesets.Mania/Skinning/Argon/ManiaArgonSkinTransformer.cs

@@ -50,6 +50,8 @@ namespace osu.Game.Rulesets.Mania.Skinning.Argon
                             return new ArgonHoldNoteTailPiece();
 
                         case ManiaSkinComponents.HoldNoteHead:
+                            return new ArgonHoldNoteHeadPiece();
+
                         case ManiaSkinComponents.Note:
                             return new ArgonNotePiece();
 
@@ -69,12 +71,23 @@ namespace osu.Game.Rulesets.Mania.Skinning.Argon
             return base.GetDrawableComponent(lookup);
         }
 
+        private static readonly Color4 colour_special_column = new Color4(169, 106, 255, 255);
+
+        private const int total_colours = 6;
+
+        private static readonly Color4 colour_yellow = new Color4(255, 197, 40, 255);
+        private static readonly Color4 colour_orange = new Color4(252, 109, 1, 255);
+        private static readonly Color4 colour_pink = new Color4(213, 35, 90, 255);
+        private static readonly Color4 colour_purple = new Color4(203, 60, 236, 255);
+        private static readonly Color4 colour_cyan = new Color4(72, 198, 255, 255);
+        private static readonly Color4 colour_green = new Color4(100, 192, 92, 255);
+
         public override IBindable<TValue>? GetConfig<TLookup, TValue>(TLookup lookup)
         {
             if (lookup is ManiaSkinConfigurationLookup maniaLookup)
             {
-                int column = maniaLookup.ColumnIndex ?? 0;
+                int columnIndex = maniaLookup.ColumnIndex ?? 0;
-                var stage = beatmap.GetStageForColumnIndex(column);
+                var stage = beatmap.GetStageForColumnIndex(columnIndex);
 
                 switch (maniaLookup.Lookup)
                 {
@@ -87,53 +100,12 @@ namespace osu.Game.Rulesets.Mania.Skinning.Argon
 
                     case LegacyManiaSkinConfigurationLookups.ColumnWidth:
                         return SkinUtils.As<TValue>(new Bindable<float>(
-                            stage.IsSpecialColumn(column) ? 120 : 60
+                            stage.IsSpecialColumn(columnIndex) ? 120 : 60
                         ));
 
                     case LegacyManiaSkinConfigurationLookups.ColumnBackgroundColour:
 
-                        Color4 colour;
+                        var colour = getColourForLayout(columnIndex, stage);
-
-                        const int total_colours = 7;
-
-                        if (stage.IsSpecialColumn(column))
-                            colour = new Color4(159, 101, 255, 255);
-                        else
-                        {
-                            switch (column % total_colours)
-                            {
-                                case 0:
-                                    colour = new Color4(240, 216, 0, 255);
-                                    break;
-
-                                case 1:
-                                    colour = new Color4(240, 101, 0, 255);
-                                    break;
-
-                                case 2:
-                                    colour = new Color4(240, 0, 130, 255);
-                                    break;
-
-                                case 3:
-                                    colour = new Color4(192, 0, 240, 255);
-                                    break;
-
-                                case 4:
-                                    colour = new Color4(0, 96, 240, 255);
-                                    break;
-
-                                case 5:
-                                    colour = new Color4(0, 226, 240, 255);
-                                    break;
-
-                                case 6:
-                                    colour = new Color4(0, 240, 96, 255);
-                                    break;
-
-                                default:
-                                    throw new ArgumentOutOfRangeException();
-                            }
-                        }
 
                         return SkinUtils.As<TValue>(new Bindable<Color4>(colour));
                 }
@@ -141,5 +113,203 @@ namespace osu.Game.Rulesets.Mania.Skinning.Argon
 
             return base.GetConfig<TLookup, TValue>(lookup);
         }
+
+        private Color4 getColourForLayout(int columnIndex, StageDefinition stage)
+        {
+            // Account for cases like dual-stage (assume that all stages have the same column count for now).
+            columnIndex %= stage.Columns;
+
+            // For now, these are defined per column count as per https://user-images.githubusercontent.com/50823728/218038463-b450f46c-ef21-4551-b133-f866be59970c.png
+            // See https://github.com/ppy/osu/discussions/21996 for discussion.
+            switch (stage.Columns)
+            {
+                case 1:
+                    return colour_yellow;
+
+                case 2:
+                    switch (columnIndex)
+                    {
+                        case 0: return colour_green;
+
+                        case 1: return colour_cyan;
+
+                        default: throw new ArgumentOutOfRangeException();
+                    }
+
+                case 3:
+                    switch (columnIndex)
+                    {
+                        case 0: return colour_pink;
+
+                        case 1: return colour_orange;
+
+                        case 2: return colour_yellow;
+
+                        default: throw new ArgumentOutOfRangeException();
+                    }
+
+                case 4:
+                    switch (columnIndex)
+                    {
+                        case 0: return colour_yellow;
+
+                        case 1: return colour_orange;
+
+                        case 2: return colour_pink;
+
+                        case 3: return colour_purple;
+
+                        default: throw new ArgumentOutOfRangeException();
+                    }
+
+                case 5:
+                    switch (columnIndex)
+                    {
+                        case 0: return colour_pink;
+
+                        case 1: return colour_orange;
+
+                        case 2: return colour_yellow;
+
+                        case 3: return colour_green;
+
+                        case 4: return colour_cyan;
+
+                        default: throw new ArgumentOutOfRangeException();
+                    }
+
+                case 6:
+                    switch (columnIndex)
+                    {
+                        case 0: return colour_pink;
+
+                        case 1: return colour_orange;
+
+                        case 2: return colour_yellow;
+
+                        case 3: return colour_cyan;
+
+                        case 4: return colour_purple;
+
+                        case 5: return colour_pink;
+
+                        default: throw new ArgumentOutOfRangeException();
+                    }
+
+                case 7:
+                    switch (columnIndex)
+                    {
+                        case 0: return colour_pink;
+
+                        case 1: return colour_cyan;
+
+                        case 2: return colour_pink;
+
+                        case 3: return colour_special_column;
+
+                        case 4: return colour_green;
+
+                        case 5: return colour_cyan;
+
+                        case 6: return colour_green;
+
+                        default: throw new ArgumentOutOfRangeException();
+                    }
+
+                case 8:
+                    switch (columnIndex)
+                    {
+                        case 0: return colour_purple;
+
+                        case 1: return colour_pink;
+
+                        case 2: return colour_orange;
+
+                        case 3: return colour_yellow;
+
+                        case 4: return colour_yellow;
+
+                        case 5: return colour_orange;
+
+                        case 6: return colour_pink;
+
+                        case 7: return colour_purple;
+
+                        default: throw new ArgumentOutOfRangeException();
+                    }
+
+                case 9:
+                    switch (columnIndex)
+                    {
+                        case 0: return colour_purple;
+
+                        case 1: return colour_pink;
+
+                        case 2: return colour_orange;
+
+                        case 3: return colour_yellow;
+
+                        case 4: return colour_special_column;
+
+                        case 5: return colour_yellow;
+
+                        case 6: return colour_orange;
+
+                        case 7: return colour_pink;
+
+                        case 8: return colour_purple;
+
+                        default: throw new ArgumentOutOfRangeException();
+                    }
+
+                case 10:
+                    switch (columnIndex)
+                    {
+                        case 0: return colour_purple;
+
+                        case 1: return colour_pink;
+
+                        case 2: return colour_orange;
+
+                        case 3: return colour_yellow;
+
+                        case 4: return colour_cyan;
+
+                        case 5: return colour_green;
+
+                        case 6: return colour_yellow;
+
+                        case 7: return colour_orange;
+
+                        case 8: return colour_pink;
+
+                        case 9: return colour_purple;
+
+                        default: throw new ArgumentOutOfRangeException();
+                    }
+            }
+
+            // fallback for unhandled scenarios
+
+            if (stage.IsSpecialColumn(columnIndex))
+                return colour_special_column;
+
+            switch (columnIndex % total_colours)
+            {
+                case 0: return colour_yellow;
+
+                case 1: return colour_orange;
+
+                case 2: return colour_pink;
+
+                case 3: return colour_purple;
+
+                case 4: return colour_cyan;
+
+                case 5: return colour_green;
+
+                default: throw new ArgumentOutOfRangeException();
+            }
+        }
     }
 }

osu.Game.Rulesets.Mania/Skinning/Legacy/LegacyBodyPiece.cs

@@ -167,8 +167,8 @@ namespace osu.Game.Rulesets.Mania.Skinning.Legacy
             {
                 if (bodySprite != null)
                 {
-                    bodySprite.Origin = Anchor.BottomCentre;
+                    bodySprite.Origin = Anchor.TopCentre;
-                    bodySprite.Scale = new Vector2(bodySprite.Scale.X, Math.Abs(bodySprite.Scale.Y) * -1);
+                    bodySprite.Anchor = Anchor.BottomCentre; // needs to be flipped due to scale flip in Update.
                 }
 
                 if (light != null)
@@ -179,7 +179,7 @@ namespace osu.Game.Rulesets.Mania.Skinning.Legacy
                 if (bodySprite != null)
                 {
                     bodySprite.Origin = Anchor.TopCentre;
-                    bodySprite.Scale = new Vector2(bodySprite.Scale.X, Math.Abs(bodySprite.Scale.Y));
+                    bodySprite.Anchor = Anchor.TopCentre;
                 }
 
                 if (light != null)
@@ -211,11 +211,15 @@ namespace osu.Game.Rulesets.Mania.Skinning.Legacy
             base.Update();
             missFadeTime.Value ??= holdNote.HoldBrokenTime;
 
+            int scaleDirection = (direction.Value == ScrollingDirection.Down ? 1 : -1);
+
             // here we go...
             switch (bodyStyle)
             {
                 case LegacyNoteBodyStyle.Stretch:
                     // this is how lazer works by default. nothing required.
+                    if (bodySprite != null)
+                        bodySprite.Scale = new Vector2(1, scaleDirection);
                     break;
 
                 default:
@@ -228,7 +232,7 @@ namespace osu.Game.Rulesets.Mania.Skinning.Legacy
 
                         bodySprite.FillMode = FillMode.Stretch;
                         // i dunno this looks about right??
-                        bodySprite.Scale = new Vector2(1, 32800 / sprite.DrawHeight);
+                        bodySprite.Scale = new Vector2(1, scaleDirection * 32800 / sprite.DrawHeight);
                     }
 
                     break;

osu.Game.Rulesets.Osu.Tests.iOS/AppDelegate.cs

@@ -1,17 +0,0 @@
-// 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.
-
-#nullable disable
-
-using Foundation;
-using osu.Framework.iOS;
-using osu.Game.Tests;
-
-namespace osu.Game.Rulesets.Osu.Tests.iOS
-{
-    [Register("AppDelegate")]
-    public class AppDelegate : GameAppDelegate
-    {
-        protected override Framework.Game CreateGame() => new OsuTestBrowser();
-    }
-}

osu.Game.Rulesets.Osu.Tests.iOS/Application.cs

@@ -1,9 +1,8 @@
 // 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.
 
-#nullable disable
+using osu.Framework.iOS;
-
+using osu.Game.Tests;
-using UIKit;
 
 namespace osu.Game.Rulesets.Osu.Tests.iOS
 {
@@ -11,7 +10,7 @@ namespace osu.Game.Rulesets.Osu.Tests.iOS
     {
         public static void Main(string[] args)
         {
-            UIApplication.Main(args, null, typeof(AppDelegate));
+            GameApplication.Main(new OsuTestBrowser());
         }
     }
 }

osu.Game.Rulesets.Osu.Tests/Editor/TestSceneObjectMerging.cs

@@ -138,8 +138,7 @@ namespace osu.Game.Rulesets.Osu.Tests.Editor
                 var mergedSlider = (Slider)EditorBeatmap.SelectedHitObjects.First();
                 return slider1 is not null && mergedSlider.HeadCircle.Samples.SequenceEqual(slider1.HeadCircle.Samples)
                                            && mergedSlider.TailCircle.Samples.SequenceEqual(slider1.TailCircle.Samples)
-                                           && mergedSlider.Samples.SequenceEqual(slider1.Samples)
+                                           && mergedSlider.Samples.SequenceEqual(slider1.Samples);
-                                           && mergedSlider.SampleControlPoint.IsRedundant(slider1.SampleControlPoint);
             });
 
             AddAssert("slider end is at same completion for last slider", () =>

osu.Game.Rulesets.Osu.Tests/Editor/TestSceneSliderSplitting.cs

@@ -181,10 +181,8 @@ namespace osu.Game.Rulesets.Osu.Tests.Editor
             {
                 if (slider is null) return;
 
-                slider.SampleControlPoint.SampleBank = "soft";
+                sample = new HitSampleInfo("hitwhistle", "soft", volume: 70);
-                slider.SampleControlPoint.SampleVolume = 70;
+                slider.Samples.Add(sample.With());
-                sample = new HitSampleInfo("hitwhistle");
-                slider.Samples.Add(sample);
             });
 
             AddStep("select added slider", () =>
@@ -207,9 +205,7 @@ namespace osu.Game.Rulesets.Osu.Tests.Editor
             AddAssert("sliders have hitsounds", hasHitsounds);
 
             bool hasHitsounds() => sample is not null &&
-                                   EditorBeatmap.HitObjects.All(o => o.SampleControlPoint.SampleBank == "soft" &&
+                                   EditorBeatmap.HitObjects.All(o => o.Samples.Contains(sample));
-                                                                     o.SampleControlPoint.SampleVolume == 70 &&
-                                                                     o.Samples.Contains(sample));
         }
 
         private bool sliderCreatedFor(Slider s, double startTime, double endTime, params (Vector2 pos, PathType? pathType)[] expectedControlPoints)

osu.Game.Rulesets.Osu.Tests/Editor/TestSceneSliderStreamConversion.cs

@@ -199,8 +199,7 @@ namespace osu.Game.Rulesets.Osu.Tests.Editor
                 Precision.AlmostEquals(circle.StartTime, time, 1)
                 && Precision.AlmostEquals(circle.Position, position, 0.01f)
                 && circle.NewCombo == startsNewCombo
-                && circle.Samples.SequenceEqual(slider.HeadCircle.Samples)
+                && circle.Samples.SequenceEqual(slider.HeadCircle.Samples);
-                && circle.SampleControlPoint.IsRedundant(slider.SampleControlPoint);
         }
 
         private bool sliderRestored(Slider slider)

osu.Game.Rulesets.Osu.Tests/Mods/TestSceneOsuModBubbles.cs

@@ -0,0 +1,19 @@
+// 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 NUnit.Framework;
+using osu.Game.Rulesets.Osu.Mods;
+
+namespace osu.Game.Rulesets.Osu.Tests.Mods
+{
+    public partial class TestSceneOsuModBubbles : OsuModTestScene
+    {
+        [Test]
+        public void TestOsuModBubbles() => CreateModTest(new ModTestData
+        {
+            Mod = new OsuModBubbles(),
+            Autoplay = true,
+            PassCondition = () => true
+        });
+    }
+}

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

@@ -8,6 +8,7 @@ using NUnit.Framework;
 using osu.Framework.Allocation;
 using osu.Framework.Audio.Sample;
 using osu.Framework.Bindables;
+using osu.Framework.Extensions.ObjectExtensions;
 using osu.Framework.Graphics;
 using osu.Framework.Graphics.Containers;
 using osu.Framework.Graphics.Shapes;
@@ -18,6 +19,7 @@ using osu.Framework.Testing.Input;
 using osu.Framework.Utils;
 using osu.Game.Audio;
 using osu.Game.Configuration;
+using osu.Game.Rulesets.Osu.Configuration;
 using osu.Game.Rulesets.Osu.Skinning;
 using osu.Game.Rulesets.Osu.UI.Cursor;
 using osu.Game.Screens.Play;
@@ -40,6 +42,8 @@ namespace osu.Game.Rulesets.Osu.Tests
 
         private Drawable background;
 
+        private readonly Bindable<bool> ripples = new Bindable<bool>();
+
         public TestSceneGameplayCursor()
         {
             var ruleset = new OsuRuleset();
@@ -57,6 +61,8 @@ namespace osu.Game.Rulesets.Osu.Tests
                 });
             });
 
+            AddToggleStep("ripples", v => ripples.Value = v);
+
             AddSliderStep("circle size", 0f, 10f, 0f, val =>
             {
                 config.SetValue(OsuSetting.AutoCursorSize, true);
@@ -67,6 +73,13 @@ namespace osu.Game.Rulesets.Osu.Tests
             AddStep("test cursor container", () => loadContent(false));
         }
 
+        [BackgroundDependencyLoader]
+        private void load()
+        {
+            var rulesetConfig = (OsuRulesetConfigManager)RulesetConfigs.GetConfigFor(Ruleset.Value.CreateInstance()).AsNonNull();
+            rulesetConfig.BindWith(OsuRulesetSetting.ShowCursorRipples, ripples);
+        }
+
         [TestCase(1, 1)]
         [TestCase(5, 1)]
         [TestCase(10, 1)]

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

@@ -439,7 +439,7 @@ namespace osu.Game.Rulesets.Osu.Tests
         {
             public TestSlider()
             {
-                DifficultyControlPoint = new DifficultyControlPoint { SliderVelocity = 0.1f };
+                SliderVelocity = 0.1f;
 
                 DefaultsApplied += _ =>
                 {

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

@@ -21,7 +21,7 @@ using osu.Game.Configuration;
 using osu.Game.Rulesets.Osu.Objects;
 using osu.Game.Rulesets.Osu.Objects.Drawables;
 using osu.Game.Rulesets.Osu.UI.Cursor;
-using osu.Game.Screens.Play;
+using osu.Game.Screens.Play.HUD;
 using osu.Game.Tests.Visual;
 using osuTK;
 using osuTK.Graphics;
@@ -34,9 +34,9 @@ namespace osu.Game.Rulesets.Osu.Tests
         [Resolved]
         private OsuConfigManager config { get; set; } = null!;
 
-        private TestActionKeyCounter leftKeyCounter = null!;
+        private DefaultKeyCounter leftKeyCounter = null!;
 
-        private TestActionKeyCounter rightKeyCounter = null!;
+        private DefaultKeyCounter rightKeyCounter = null!;
 
         private OsuInputManager osuInputManager = null!;
 
@@ -59,14 +59,14 @@ namespace osu.Game.Rulesets.Osu.Tests
                             Origin = Anchor.Centre,
                             Children = new Drawable[]
                             {
-                                leftKeyCounter = new TestActionKeyCounter(OsuAction.LeftButton)
+                                leftKeyCounter = new DefaultKeyCounter(new TestActionKeyCounterTrigger(OsuAction.LeftButton))
                                 {
                                     Anchor = Anchor.Centre,
                                     Origin = Anchor.CentreRight,
                                     Depth = float.MinValue,
                                     X = -100,
                                 },
-                                rightKeyCounter = new TestActionKeyCounter(OsuAction.RightButton)
+                                rightKeyCounter = new DefaultKeyCounter(new TestActionKeyCounterTrigger(OsuAction.RightButton))
                                 {
                                     Anchor = Anchor.Centre,
                                     Origin = Anchor.CentreLeft,
@@ -150,6 +150,42 @@ namespace osu.Game.Rulesets.Osu.Tests
             assertKeyCounter(1, 1);
         }
 
+        [Test]
+        public void TestPositionalTrackingAfterLongDistanceTravelled()
+        {
+            // When a single touch has already travelled enough distance on screen, it should remain as the positional
+            // tracking touch until released (unless a direct touch occurs).
+
+            beginTouch(TouchSource.Touch1);
+
+            assertKeyCounter(1, 0);
+            checkPressed(OsuAction.LeftButton);
+            checkPosition(TouchSource.Touch1);
+
+            // cover some distance
+            beginTouch(TouchSource.Touch1, new Vector2(0));
+            beginTouch(TouchSource.Touch1, new Vector2(9999));
+            beginTouch(TouchSource.Touch1, new Vector2(0));
+            beginTouch(TouchSource.Touch1, new Vector2(9999));
+            beginTouch(TouchSource.Touch1);
+
+            beginTouch(TouchSource.Touch2);
+
+            assertKeyCounter(1, 1);
+            checkNotPressed(OsuAction.LeftButton);
+            checkPressed(OsuAction.RightButton);
+            // in this case, touch 2 should not become the positional tracking touch.
+            checkPosition(TouchSource.Touch1);
+
+            // even if the second touch moves on the screen, the original tracking touch is retained.
+            beginTouch(TouchSource.Touch2, new Vector2(0));
+            beginTouch(TouchSource.Touch2, new Vector2(9999));
+            beginTouch(TouchSource.Touch2, new Vector2(0));
+            beginTouch(TouchSource.Touch2, new Vector2(9999));
+
+            checkPosition(TouchSource.Touch1);
+        }
+
         [Test]
         public void TestPositionalInputUpdatesOnlyFromMostRecentTouch()
         {
@@ -562,8 +598,8 @@ namespace osu.Game.Rulesets.Osu.Tests
 
         private void assertKeyCounter(int left, int right)
         {
-            AddAssert($"The left key was pressed {left} times", () => leftKeyCounter.CountPresses, () => Is.EqualTo(left));
+            AddAssert($"The left key was pressed {left} times", () => leftKeyCounter.CountPresses.Value, () => Is.EqualTo(left));
-            AddAssert($"The right key was pressed {right} times", () => rightKeyCounter.CountPresses, () => Is.EqualTo(right));
+            AddAssert($"The right key was pressed {right} times", () => rightKeyCounter.CountPresses.Value, () => Is.EqualTo(right));
         }
 
         private void releaseAllTouches()
@@ -579,11 +615,11 @@ namespace osu.Game.Rulesets.Osu.Tests
         private void checkNotPressed(OsuAction action) => AddAssert($"Not pressing {action}", () => !osuInputManager.PressedActions.Contains(action));
         private void checkPressed(OsuAction action) => AddAssert($"Is pressing {action}", () => osuInputManager.PressedActions.Contains(action));
 
-        public partial class TestActionKeyCounter : KeyCounter, IKeyBindingHandler<OsuAction>
+        public partial class TestActionKeyCounterTrigger : InputTrigger, IKeyBindingHandler<OsuAction>
         {
             public OsuAction Action { get; }
 
-            public TestActionKeyCounter(OsuAction action)
+            public TestActionKeyCounterTrigger(OsuAction action)
                 : base(action.ToString())
             {
                 Action = action;
@@ -593,8 +629,7 @@ namespace osu.Game.Rulesets.Osu.Tests
             {
                 if (e.Action == Action)
                 {
-                    IsLit = true;
+                    Activate();
-                    Increment();
                 }
 
                 return false;
@@ -602,7 +637,8 @@ namespace osu.Game.Rulesets.Osu.Tests
 
             public void OnReleased(KeyBindingReleaseEvent<OsuAction> e)
             {
-                if (e.Action == Action) IsLit = false;
+                if (e.Action == Action)
+                    Deactivate();
             }
         }
 

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

@@ -15,6 +15,10 @@ using osuTK.Graphics;
 using osu.Game.Rulesets.Mods;
 using System.Linq;
 using NUnit.Framework;
+using osu.Framework.Allocation;
+using osu.Framework.Bindables;
+using osu.Framework.Extensions.ObjectExtensions;
+using osu.Framework.Testing;
 using osu.Game.Beatmaps.Legacy;
 using osu.Game.Graphics;
 using osu.Game.Graphics.Sprites;
@@ -22,6 +26,7 @@ using osu.Game.Rulesets.Judgements;
 using osu.Game.Rulesets.Objects;
 using osu.Game.Rulesets.Objects.Drawables;
 using osu.Game.Rulesets.Objects.Types;
+using osu.Game.Rulesets.Osu.Configuration;
 
 namespace osu.Game.Rulesets.Osu.Tests
 {
@@ -30,6 +35,27 @@ namespace osu.Game.Rulesets.Osu.Tests
     {
         private int depthIndex;
 
+        private readonly BindableBool snakingIn = new BindableBool();
+        private readonly BindableBool snakingOut = new BindableBool();
+
+        [SetUpSteps]
+        public void SetUpSteps()
+        {
+            AddToggleStep("toggle snaking", v =>
+            {
+                snakingIn.Value = v;
+                snakingOut.Value = v;
+            });
+        }
+
+        [BackgroundDependencyLoader]
+        private void load()
+        {
+            var config = (OsuRulesetConfigManager)RulesetConfigs.GetConfigFor(Ruleset.Value.CreateInstance()).AsNonNull();
+            config.BindWith(OsuRulesetSetting.SnakingInSliders, snakingIn);
+            config.BindWith(OsuRulesetSetting.SnakingOutSliders, snakingOut);
+        }
+
         [Test]
         public void TestVariousSliders()
         {

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

@@ -7,7 +7,6 @@ using NUnit.Framework;
 using osu.Framework.Screens;
 using osu.Framework.Testing;
 using osu.Game.Beatmaps;
-using osu.Game.Beatmaps.ControlPoints;
 using osu.Game.Replays;
 using osu.Game.Rulesets.Judgements;
 using osu.Game.Rulesets.Objects;
@@ -47,7 +46,7 @@ namespace osu.Game.Rulesets.Osu.Tests
                     {
                         StartTime = time_slider_start,
                         Position = new Vector2(0, 0),
-                        DifficultyControlPoint = new DifficultyControlPoint { SliderVelocity = velocity },
+                        SliderVelocity = velocity,
                         Path = new SliderPath(PathType.Linear, new[]
                         {
                             Vector2.Zero,

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

@@ -8,7 +8,6 @@ using System.Linq;
 using NUnit.Framework;
 using osu.Framework.Screens;
 using osu.Game.Beatmaps;
-using osu.Game.Beatmaps.ControlPoints;
 using osu.Game.Replays;
 using osu.Game.Rulesets.Judgements;
 using osu.Game.Rulesets.Objects;
@@ -350,7 +349,7 @@ namespace osu.Game.Rulesets.Osu.Tests
                         {
                             StartTime = time_slider_start,
                             Position = new Vector2(0, 0),
-                            DifficultyControlPoint = new DifficultyControlPoint { SliderVelocity = 0.1f },
+                            SliderVelocity = 0.1f,
                             Path = new SliderPath(PathType.PerfectCurve, new[]
                             {
                                 Vector2.Zero,

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

@@ -74,7 +74,7 @@ namespace osu.Game.Rulesets.Osu.Tests
                 EndTime = Time.Current + delay + length,
                 Samples = new List<HitSampleInfo>
                 {
-                    new HitSampleInfo("hitnormal")
+                    new HitSampleInfo(HitSampleInfo.HIT_NORMAL)
                 }
             };
 

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

@@ -399,7 +399,7 @@ namespace osu.Game.Rulesets.Osu.Tests
         {
             public TestSlider()
             {
-                DifficultyControlPoint = new DifficultyControlPoint { SliderVelocity = 0.1f };
+                SliderVelocity = 0.1f;
 
                 DefaultsApplied += _ =>
                 {

osu.Game.Rulesets.Osu/Beatmaps/OsuBeatmapConverter.cs

@@ -30,6 +30,8 @@ namespace osu.Game.Rulesets.Osu.Beatmaps
         {
             var positionData = original as IHasPosition;
             var comboData = original as IHasCombo;
+            var sliderVelocityData = original as IHasSliderVelocity;
+            var generateTicksData = original as IHasGenerateTicks;
 
             switch (original)
             {
@@ -47,7 +49,9 @@ namespace osu.Game.Rulesets.Osu.Beatmaps
                         LegacyLastTickOffset = (original as IHasLegacyLastTickOffset)?.LegacyLastTickOffset,
                         // prior to v8, speed multipliers don't adjust for how many ticks are generated over the same distance.
                         // this results in more (or less) ticks being generated in <v8 maps for the same time duration.
-                        TickDistanceMultiplier = beatmap.BeatmapInfo.BeatmapVersion < 8 ? 1f / ((LegacyControlPointInfo)beatmap.ControlPointInfo).DifficultyPointAt(original.StartTime).SliderVelocity : 1
+                        TickDistanceMultiplier = beatmap.BeatmapInfo.BeatmapVersion < 8 ? 1f / ((LegacyControlPointInfo)beatmap.ControlPointInfo).DifficultyPointAt(original.StartTime).SliderVelocity : 1,
+                        GenerateTicks = generateTicksData?.GenerateTicks ?? true,
+                        SliderVelocity = sliderVelocityData?.SliderVelocity ?? 1,
                     }.Yield();
 
                 case IHasDuration endTimeData:

osu.Game.Rulesets.Osu/Configuration/OsuRulesetConfigManager.cs

@@ -22,6 +22,7 @@ namespace osu.Game.Rulesets.Osu.Configuration
             SetDefault(OsuRulesetSetting.SnakingInSliders, true);
             SetDefault(OsuRulesetSetting.SnakingOutSliders, true);
             SetDefault(OsuRulesetSetting.ShowCursorTrail, true);
+            SetDefault(OsuRulesetSetting.ShowCursorRipples, false);
             SetDefault(OsuRulesetSetting.PlayfieldBorderStyle, PlayfieldBorderStyle.None);
         }
     }
@@ -31,6 +32,7 @@ namespace osu.Game.Rulesets.Osu.Configuration
         SnakingInSliders,
         SnakingOutSliders,
         ShowCursorTrail,
+        ShowCursorRipples,
         PlayfieldBorderStyle,
     }
 }

osu.Game.Rulesets.Osu/Edit/Blueprints/OsuSelectionBlueprint.cs

@@ -24,7 +24,7 @@ namespace osu.Game.Rulesets.Osu.Edit.Blueprints
         protected override bool AlwaysShowWhenSelected => true;
 
         protected override bool ShouldBeAlive => base.ShouldBeAlive
-                                                 || (ShowHitMarkers.Value && editorClock.CurrentTime >= Item.StartTime && editorClock.CurrentTime - Item.GetEndTime() < HitCircleOverlapMarker.FADE_OUT_EXTENSION);
+                                                 || (DrawableObject is not DrawableSpinner && ShowHitMarkers.Value && editorClock.CurrentTime >= Item.StartTime && editorClock.CurrentTime - Item.GetEndTime() < HitCircleOverlapMarker.FADE_OUT_EXTENSION);
 
         protected OsuSelectionBlueprint(T hitObject)
             : base(hitObject)

osu.Game.Rulesets.Osu/Edit/Blueprints/Sliders/SliderPlacementBlueprint.cs

@@ -10,7 +10,6 @@ using osu.Framework.Allocation;
 using osu.Framework.Graphics;
 using osu.Framework.Input;
 using osu.Framework.Input.Events;
-using osu.Game.Beatmaps.ControlPoints;
 using osu.Game.Rulesets.Edit;
 using osu.Game.Rulesets.Objects;
 using osu.Game.Rulesets.Objects.Types;
@@ -42,6 +41,8 @@ namespace osu.Game.Rulesets.Osu.Edit.Blueprints.Sliders
         [Resolved(CanBeNull = true)]
         private IDistanceSnapProvider snapProvider { get; set; }
 
+        protected override bool IsValidForPlacement => HitObject.Path.HasValidLength;
+
         public SliderPlacementBlueprint()
             : base(new Slider())
         {
@@ -83,11 +84,10 @@ namespace osu.Game.Rulesets.Osu.Edit.Blueprints.Sliders
                 case SliderPlacementState.Initial:
                     BeginPlacement();
 
-                    var nearestDifficultyPoint = editorBeatmap.HitObjects
+                    double? nearestSliderVelocity = (editorBeatmap.HitObjects
-                                                              .LastOrDefault(h => h is Slider && h.GetEndTime() < HitObject.StartTime)?
+                                                                  .LastOrDefault(h => h is Slider && h.GetEndTime() < HitObject.StartTime) as Slider)?.SliderVelocity;
-                                                              .DifficultyControlPoint?.DeepClone() as DifficultyControlPoint;
 
-                    HitObject.DifficultyControlPoint = nearestDifficultyPoint ?? new DifficultyControlPoint();
+                    HitObject.SliderVelocity = nearestSliderVelocity ?? 1;
                     HitObject.Position = ToLocalSpace(result.ScreenSpacePosition);
 
                     // Replacing the DifficultyControlPoint above doesn't trigger any kind of invalidation.
@@ -152,7 +152,7 @@ namespace osu.Game.Rulesets.Osu.Edit.Blueprints.Sliders
         private void endCurve()
         {
             updateSlider();
-            EndPlacement(HitObject.Path.HasValidLength);
+            EndPlacement(true);
         }
 
         protected override void Update()

osu.Game.Rulesets.Osu/Edit/Blueprints/Sliders/SliderSelectionBlueprint.cs

@@ -14,7 +14,6 @@ using osu.Framework.Graphics.UserInterface;
 using osu.Framework.Input.Events;
 using osu.Framework.Utils;
 using osu.Game.Audio;
-using osu.Game.Beatmaps.ControlPoints;
 using osu.Game.Graphics.UserInterface;
 using osu.Game.Rulesets.Edit;
 using osu.Game.Rulesets.Objects;
@@ -311,17 +310,11 @@ namespace osu.Game.Rulesets.Osu.Edit.Blueprints.Sliders
                 var splitControlPoints = controlPoints.Take(index + 1).ToList();
                 controlPoints.RemoveRange(0, index);
 
-                // Turn the control points which were split off into a new slider.
-                var samplePoint = (SampleControlPoint)HitObject.SampleControlPoint.DeepClone();
-                var difficultyPoint = (DifficultyControlPoint)HitObject.DifficultyControlPoint.DeepClone();
-
                 var newSlider = new Slider
                 {
                     StartTime = HitObject.StartTime,
                     Position = HitObject.Position + splitControlPoints[0].Position,
                     NewCombo = HitObject.NewCombo,
-                    SampleControlPoint = samplePoint,
-                    DifficultyControlPoint = difficultyPoint,
                     LegacyLastTickOffset = HitObject.LegacyLastTickOffset,
                     Samples = HitObject.Samples.Select(s => s.With()).ToList(),
                     RepeatCount = HitObject.RepeatCount,
@@ -378,15 +371,11 @@ namespace osu.Game.Rulesets.Osu.Edit.Blueprints.Sliders
 
                 Vector2 position = HitObject.Position + HitObject.Path.PositionAt(pathPosition);
 
-                var samplePoint = (SampleControlPoint)HitObject.SampleControlPoint.DeepClone();
-                samplePoint.Time = time;
-
                 editorBeatmap.Add(new HitCircle
                 {
                     StartTime = time,
                     Position = position,
                     NewCombo = i == 0 && HitObject.NewCombo,
-                    SampleControlPoint = samplePoint,
                     Samples = HitObject.HeadCircle.Samples.Select(s => s.With()).ToList()
                 });
 

osu.Game.Rulesets.Osu/Edit/Blueprints/Spinners/SpinnerPlacementBlueprint.cs

@@ -1,10 +1,7 @@
 // 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.
 
-#nullable disable
-
 using System;
-using JetBrains.Annotations;
 using osu.Framework.Allocation;
 using osu.Framework.Graphics;
 using osu.Framework.Input.Events;
@@ -24,9 +21,8 @@ namespace osu.Game.Rulesets.Osu.Edit.Blueprints.Spinners
 
         private bool isPlacingEnd;
 
-        [Resolved(CanBeNull = true)]
+        [Resolved]
-        [CanBeNull]
+        private IBeatSnapProvider? beatSnapProvider { get; set; }
-        private IBeatSnapProvider beatSnapProvider { get; set; }
 
         public SpinnerPlacementBlueprint()
             : base(new Spinner { Position = OsuPlayfield.BASE_SIZE / 2 })

osu.Game.Rulesets.Osu/Edit/OsuHitObjectComposer.cs

@@ -13,8 +13,8 @@ using osu.Framework.Extensions.EnumExtensions;
 using osu.Framework.Graphics;
 using osu.Framework.Graphics.Containers;
 using osu.Framework.Graphics.Sprites;
-using osu.Framework.Utils;
 using osu.Framework.Input.Events;
+using osu.Framework.Utils;
 using osu.Game.Beatmaps;
 using osu.Game.Graphics.UserInterface;
 using osu.Game.Input.Bindings;
@@ -62,7 +62,12 @@ namespace osu.Game.Rulesets.Osu.Edit
         private void load()
         {
             // Give a bit of breathing room around the playfield content.
-            PlayfieldContentContainer.Padding = new MarginPadding(10);
+            PlayfieldContentContainer.Padding = new MarginPadding
+            {
+                Vertical = 10,
+                Left = TOOLBOX_CONTRACTED_SIZE_LEFT + 10,
+                Right = TOOLBOX_CONTRACTED_SIZE_RIGHT + 10,
+            };
 
             LayerBelowRuleset.AddRange(new Drawable[]
             {

osu.Game.Rulesets.Osu/Edit/OsuSelectionHandler.cs

@@ -362,7 +362,6 @@ namespace osu.Game.Rulesets.Osu.Edit
                 StartTime = firstHitObject.StartTime,
                 Position = firstHitObject.Position,
                 NewCombo = firstHitObject.NewCombo,
-                SampleControlPoint = firstHitObject.SampleControlPoint,
                 Samples = firstHitObject.Samples,
             };
 

osu.Game.Rulesets.Osu/Mods/InputBlockingMod.cs

@@ -11,6 +11,7 @@ using osu.Game.Beatmaps.Timing;
 using osu.Game.Rulesets.Mods;
 using osu.Game.Rulesets.Objects;
 using osu.Game.Rulesets.Osu.Objects;
+using osu.Game.Rulesets.Osu.UI;
 using osu.Game.Rulesets.Scoring;
 using osu.Game.Rulesets.UI;
 using osu.Game.Screens.Play;
@@ -26,7 +27,7 @@ namespace osu.Game.Rulesets.Osu.Mods
 
         private const double flash_duration = 1000;
 
-        private DrawableRuleset<OsuHitObject> ruleset = null!;
+        private DrawableOsuRuleset ruleset = null!;
 
         protected OsuAction? LastAcceptedAction { get; private set; }
 
@@ -42,8 +43,8 @@ namespace osu.Game.Rulesets.Osu.Mods
 
         public void ApplyToDrawableRuleset(DrawableRuleset<OsuHitObject> drawableRuleset)
         {
-            ruleset = drawableRuleset;
+            ruleset = (DrawableOsuRuleset)drawableRuleset;
-            drawableRuleset.KeyBindingInputManager.Add(new InputInterceptor(this));
+            ruleset.KeyBindingInputManager.Add(new InputInterceptor(this));
 
             var periods = new List<Period>();
 

osu.Game.Rulesets.Osu/Mods/OsuModAutopilot.cs

@@ -11,6 +11,7 @@ using osu.Game.Graphics;
 using osu.Game.Rulesets.Mods;
 using osu.Game.Rulesets.Osu.Objects;
 using osu.Game.Rulesets.Osu.Replays;
+using osu.Game.Rulesets.Osu.UI;
 using osu.Game.Rulesets.UI;
 
 namespace osu.Game.Rulesets.Osu.Mods
@@ -55,7 +56,7 @@ namespace osu.Game.Rulesets.Osu.Mods
         public void ApplyToDrawableRuleset(DrawableRuleset<OsuHitObject> drawableRuleset)
         {
             // Grab the input manager to disable the user's cursor, and for future use
-            inputManager = (OsuInputManager)drawableRuleset.KeyBindingInputManager;
+            inputManager = ((DrawableOsuRuleset)drawableRuleset).KeyBindingInputManager;
             inputManager.AllowUserCursorMovement = false;
 
             // Generate the replay frames the cursor should follow

osu.Game.Rulesets.Osu/Mods/OsuModBarrelRoll.cs

@@ -1,6 +1,7 @@
 // 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 osu.Game.Rulesets.Mods;
 using osu.Game.Rulesets.Objects.Drawables;
 using osu.Game.Rulesets.Osu.Objects;
@@ -10,6 +11,8 @@ namespace osu.Game.Rulesets.Osu.Mods
 {
     public class OsuModBarrelRoll : ModBarrelRoll<OsuHitObject>, IApplicableToDrawableHitObject
     {
+        public override Type[] IncompatibleMods => new[] { typeof(OsuModBubbles) };
+
         public void ApplyToDrawableHitObject(DrawableHitObject d)
         {
             d.OnUpdate += _ =>

osu.Game.Rulesets.Osu/Mods/OsuModBubbles.cs

@@ -0,0 +1,214 @@
+// 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.Diagnostics;
+using System.Linq;
+using osu.Framework.Bindables;
+using osu.Framework.Extensions.Color4Extensions;
+using osu.Framework.Extensions.ObjectExtensions;
+using osu.Framework.Graphics;
+using osu.Framework.Graphics.Colour;
+using osu.Framework.Graphics.Containers;
+using osu.Framework.Graphics.Effects;
+using osu.Framework.Graphics.Pooling;
+using osu.Framework.Graphics.Shapes;
+using osu.Framework.Localisation;
+using osu.Game.Rulesets.Mods;
+using osu.Game.Rulesets.Objects.Drawables;
+using osu.Game.Rulesets.Osu.Objects;
+using osu.Game.Rulesets.Osu.Objects.Drawables;
+using osu.Game.Rulesets.Scoring;
+using osu.Game.Rulesets.UI;
+using osu.Game.Scoring;
+using osuTK;
+
+namespace osu.Game.Rulesets.Osu.Mods
+{
+    public partial class OsuModBubbles : Mod, IApplicableToDrawableRuleset<OsuHitObject>, IApplicableToDrawableHitObject, IApplicableToScoreProcessor
+    {
+        public override string Name => "Bubbles";
+
+        public override string Acronym => "BU";
+
+        public override LocalisableString Description => "Don't let their popping distract you!";
+
+        public override double ScoreMultiplier => 1;
+
+        public override ModType Type => ModType.Fun;
+
+        // Compatibility with these seems potentially feasible in the future, blocked for now because they don't work as one would expect
+        public override Type[] IncompatibleMods => new[] { typeof(OsuModBarrelRoll), typeof(OsuModMagnetised), typeof(OsuModRepel) };
+
+        private PlayfieldAdjustmentContainer bubbleContainer = null!;
+
+        private readonly Bindable<int> currentCombo = new BindableInt();
+
+        private float maxSize;
+        private float bubbleSize;
+        private double bubbleFade;
+
+        private readonly DrawablePool<BubbleDrawable> bubblePool = new DrawablePool<BubbleDrawable>(100);
+
+        public ScoreRank AdjustRank(ScoreRank rank, double accuracy) => rank;
+
+        public void ApplyToScoreProcessor(ScoreProcessor scoreProcessor)
+        {
+            currentCombo.BindTo(scoreProcessor.Combo);
+            currentCombo.BindValueChanged(combo =>
+                maxSize = Math.Min(1.75f, (float)(1.25 + 0.005 * combo.NewValue)), true);
+        }
+
+        public void ApplyToDrawableRuleset(DrawableRuleset<OsuHitObject> drawableRuleset)
+        {
+            // Multiplying by 2 results in an initial size that is too large, hence 1.90 has been chosen
+            // Also avoids the HitObject bleeding around the edges of the bubble drawable at minimum size
+            bubbleSize = (float)(drawableRuleset.Beatmap.HitObjects.OfType<HitCircle>().First().Radius * 1.90f);
+            bubbleFade = drawableRuleset.Beatmap.HitObjects.OfType<HitCircle>().First().TimePreempt * 2;
+
+            // We want to hide the judgements since they are obscured by the BubbleDrawable (due to layering)
+            drawableRuleset.Playfield.DisplayJudgements.Value = false;
+
+            bubbleContainer = drawableRuleset.CreatePlayfieldAdjustmentContainer();
+
+            drawableRuleset.Overlays.Add(bubbleContainer);
+        }
+
+        public void ApplyToDrawableHitObject(DrawableHitObject drawableObject)
+        {
+            drawableObject.OnNewResult += (drawable, _) =>
+            {
+                if (drawable is not DrawableOsuHitObject drawableOsuHitObject) return;
+
+                switch (drawableOsuHitObject.HitObject)
+                {
+                    case Slider:
+                    case SpinnerTick:
+                        break;
+
+                    default:
+                        addBubble();
+                        break;
+                }
+
+                void addBubble()
+                {
+                    BubbleDrawable bubble = bubblePool.Get();
+
+                    bubble.DrawableOsuHitObject = drawableOsuHitObject;
+                    bubble.InitialSize = new Vector2(bubbleSize);
+                    bubble.FadeTime = bubbleFade;
+                    bubble.MaxSize = maxSize;
+
+                    bubbleContainer.Add(bubble);
+                }
+            };
+
+            drawableObject.OnRevertResult += (drawable, _) =>
+            {
+                if (drawable.HitObject is SpinnerTick or Slider) return;
+
+                BubbleDrawable? lastBubble = bubbleContainer.OfType<BubbleDrawable>().LastOrDefault();
+
+                lastBubble?.ClearTransforms();
+                lastBubble?.Expire(true);
+            };
+        }
+
+        #region Pooled Bubble drawable
+
+        private partial class BubbleDrawable : PoolableDrawable
+        {
+            public DrawableOsuHitObject? DrawableOsuHitObject { get; set; }
+
+            public Vector2 InitialSize { get; set; }
+
+            public float MaxSize { get; set; }
+
+            public double FadeTime { get; set; }
+
+            private readonly Box colourBox;
+            private readonly CircularContainer content;
+
+            public BubbleDrawable()
+            {
+                Origin = Anchor.Centre;
+                InternalChild = content = new CircularContainer
+                {
+                    Anchor = Anchor.Centre,
+                    Origin = Anchor.Centre,
+                    RelativeSizeAxes = Axes.Both,
+                    MaskingSmoothness = 2,
+                    BorderThickness = 0,
+                    BorderColour = Colour4.White,
+                    Masking = true,
+                    EdgeEffect = new EdgeEffectParameters
+                    {
+                        Type = EdgeEffectType.Shadow,
+                        Radius = 3,
+                        Colour = Colour4.Black.Opacity(0.05f),
+                    },
+                    Child = colourBox = new Box { RelativeSizeAxes = Axes.Both, }
+                };
+            }
+
+            protected override void PrepareForUse()
+            {
+                Debug.Assert(DrawableOsuHitObject.IsNotNull());
+
+                Colour = DrawableOsuHitObject.IsHit ? Colour4.White : Colour4.Black;
+                Scale = new Vector2(1);
+                Position = getPosition(DrawableOsuHitObject);
+                Size = InitialSize;
+
+                //We want to fade to a darker colour to avoid colours such as white hiding the "ripple" effect.
+                ColourInfo colourDarker = DrawableOsuHitObject.AccentColour.Value.Darken(0.1f);
+
+                // The absolute length of the bubble's animation, can be used in fractions for animations of partial length
+                double duration = 1700 + Math.Pow(FadeTime, 1.07f);
+
+                // Main bubble scaling based on combo
+                this.FadeTo(1)
+                    .ScaleTo(MaxSize, duration * 0.8f)
+                    .Then()
+                    // Pop at the end of the bubbles life time
+                    .ScaleTo(MaxSize * 1.5f, duration * 0.2f, Easing.OutQuint)
+                    .FadeOut(duration * 0.2f, Easing.OutCirc).Expire();
+
+                if (!DrawableOsuHitObject.IsHit) return;
+
+                content.BorderThickness = InitialSize.X / 3.5f;
+                content.BorderColour = Colour4.White;
+
+                colourBox.FadeColour(colourDarker);
+
+                content.TransformTo(nameof(BorderColour), colourDarker, duration * 0.3f, Easing.OutQuint);
+                // Ripple effect utilises the border to reduce drawable count
+                content.TransformTo(nameof(BorderThickness), 2f, duration * 0.3f, Easing.OutQuint)
+                       .Then()
+                       // Avoids transparency overlap issues during the bubble "pop"
+                       .TransformTo(nameof(BorderThickness), 0f);
+            }
+
+            private Vector2 getPosition(DrawableOsuHitObject drawableObject)
+            {
+                switch (drawableObject)
+                {
+                    // SliderHeads are derived from HitCircles,
+                    // so we must handle them before to avoid them using the wrong positioning logic
+                    case DrawableSliderHead:
+                        return drawableObject.HitObject.Position;
+
+                    // Using hitobject position will cause issues with HitCircle placement due to stack leniency.
+                    case DrawableHitCircle:
+                        return drawableObject.Position;
+
+                    default:
+                        return drawableObject.HitObject.Position;
+                }
+            }
+        }
+
+        #endregion
+    }
+}

osu.Game.Rulesets.Osu/Mods/OsuModDaycore.cs

@@ -7,6 +7,5 @@ namespace osu.Game.Rulesets.Osu.Mods
 {
     public class OsuModDaycore : ModDaycore
     {
-        public override double ScoreMultiplier => 0.3;
     }
 }

osu.Game.Rulesets.Osu/Mods/OsuModDoubleTime.cs

@@ -7,6 +7,5 @@ namespace osu.Game.Rulesets.Osu.Mods
 {
     public class OsuModDoubleTime : ModDoubleTime
     {
-        public override double ScoreMultiplier => UsesDefaultConfiguration ? 1.12 : 1;
     }
 }

osu.Game.Rulesets.Osu/Mods/OsuModHalfTime.cs

@@ -7,6 +7,5 @@ namespace osu.Game.Rulesets.Osu.Mods
 {
     public class OsuModHalfTime : ModHalfTime
     {
-        public override double ScoreMultiplier => 0.3;
     }
 }

osu.Game.Rulesets.Osu/Mods/OsuModMagnetised.cs

@@ -27,7 +27,7 @@ namespace osu.Game.Rulesets.Osu.Mods
         public override ModType Type => ModType.Fun;
         public override LocalisableString Description => "No need to chase the circles – your cursor is a magnet!";
         public override double ScoreMultiplier => 0.5;
-        public override Type[] IncompatibleMods => new[] { typeof(OsuModAutopilot), typeof(OsuModWiggle), typeof(OsuModTransform), typeof(ModAutoplay), typeof(OsuModRelax), typeof(OsuModRepel) };
+        public override Type[] IncompatibleMods => new[] { typeof(OsuModAutopilot), typeof(OsuModWiggle), typeof(OsuModTransform), typeof(ModAutoplay), typeof(OsuModRelax), typeof(OsuModRepel), typeof(OsuModBubbles) };
 
         [SettingSource("Attraction strength", "How strong the pull is.", 0)]
         public BindableFloat AttractionStrength { get; } = new BindableFloat(0.5f)

osu.Game.Rulesets.Osu/Mods/OsuModNightcore.cs

@@ -8,6 +8,5 @@ namespace osu.Game.Rulesets.Osu.Mods
 {
     public class OsuModNightcore : ModNightcore<OsuHitObject>
     {
-        public override double ScoreMultiplier => UsesDefaultConfiguration ? 1.12 : 1;
     }
 }

osu.Game.Rulesets.Osu/Mods/OsuModRandom.cs

@@ -9,7 +9,6 @@ using osu.Framework.Localisation;
 using osu.Framework.Utils;
 using osu.Game.Beatmaps;
 using osu.Game.Configuration;
-using osu.Game.Overlays.Settings;
 using osu.Game.Rulesets.Mods;
 using osu.Game.Rulesets.Objects;
 using osu.Game.Rulesets.Osu.Beatmaps;
@@ -28,7 +27,7 @@ namespace osu.Game.Rulesets.Osu.Mods
 
         public override Type[] IncompatibleMods => base.IncompatibleMods.Append(typeof(OsuModTargetPractice)).ToArray();
 
-        [SettingSource("Angle sharpness", "How sharp angles should be", SettingControlType = typeof(SettingsSlider<float>))]
+        [SettingSource("Angle sharpness", "How sharp angles should be")]
         public BindableFloat AngleSharpness { get; } = new BindableFloat(7)
         {
             MinValue = 1,

osu.Game.Rulesets.Osu/Mods/OsuModRelax.cs

@@ -10,6 +10,7 @@ using osu.Game.Rulesets.Mods;
 using osu.Game.Rulesets.Objects.Types;
 using osu.Game.Rulesets.Osu.Objects;
 using osu.Game.Rulesets.Osu.Objects.Drawables;
+using osu.Game.Rulesets.Osu.UI;
 using osu.Game.Rulesets.Replays;
 using osu.Game.Rulesets.UI;
 using osu.Game.Screens.Play;
@@ -42,7 +43,7 @@ namespace osu.Game.Rulesets.Osu.Mods
         public void ApplyToDrawableRuleset(DrawableRuleset<OsuHitObject> drawableRuleset)
         {
             // grab the input manager for future use.
-            osuInputManager = (OsuInputManager)drawableRuleset.KeyBindingInputManager;
+            osuInputManager = ((DrawableOsuRuleset)drawableRuleset).KeyBindingInputManager;
         }
 
         public void ApplyToPlayer(Player player)

osu.Game.Rulesets.Osu/Mods/OsuModRepel.cs

@@ -26,7 +26,7 @@ namespace osu.Game.Rulesets.Osu.Mods
         public override ModType Type => ModType.Fun;
         public override LocalisableString Description => "Hit objects run away!";
         public override double ScoreMultiplier => 1;
-        public override Type[] IncompatibleMods => new[] { typeof(OsuModAutopilot), typeof(OsuModWiggle), typeof(OsuModTransform), typeof(ModAutoplay), typeof(OsuModMagnetised) };
+        public override Type[] IncompatibleMods => new[] { typeof(OsuModAutopilot), typeof(OsuModWiggle), typeof(OsuModTransform), typeof(ModAutoplay), typeof(OsuModMagnetised), typeof(OsuModBubbles) };
 
         [SettingSource("Repulsion strength", "How strong the repulsion is.", 0)]
         public BindableFloat RepulsionStrength { get; } = new BindableFloat(0.5f)

osu.Game.Rulesets.Osu/Mods/OsuModStrictTracking.cs

@@ -98,6 +98,7 @@ namespace osu.Game.Rulesets.Osu.Mods
                 ComboOffset = original.ComboOffset;
                 LegacyLastTickOffset = original.LegacyLastTickOffset;
                 TickDistanceMultiplier = original.TickDistanceMultiplier;
+                SliderVelocity = original.SliderVelocity;
             }
 
             protected override void CreateNestedHitObjects(CancellationToken cancellationToken)

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

@@ -133,14 +133,8 @@ namespace osu.Game.Rulesets.Osu.Objects.Drawables
         {
             // Note: base.LoadSamples() isn't called since the slider plays the tail's hitsounds for the time being.
 
-            if (HitObject.SampleControlPoint == null)
+            Samples.Samples = HitObject.TailSamples.Cast<ISampleInfo>().ToArray();
-            {
+            slidingSample.Samples = HitObject.CreateSlidingSamples().Cast<ISampleInfo>().ToArray();
-                throw new InvalidOperationException($"{nameof(HitObject)}s must always have an attached {nameof(HitObject.SampleControlPoint)}."
-                                                    + $" This is an indication that {nameof(HitObject.ApplyDefaults)} has not been invoked on {this}.");
-            }
-
-            Samples.Samples = HitObject.TailSamples.Select(s => HitObject.SampleControlPoint.ApplyTo(s)).Cast<ISampleInfo>().ToArray();
-            slidingSample.Samples = HitObject.CreateSlidingSamples().Select(s => HitObject.SampleControlPoint.ApplyTo(s)).Cast<ISampleInfo>().ToArray();
         }
 
         public override void StopAllSamples()

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

@@ -87,12 +87,15 @@ namespace osu.Game.Rulesets.Osu.Objects.Drawables
 
         protected override void UpdateInitialTransforms()
         {
+            // When snaking in is enabled, the first end circle needs to be delayed until the snaking completes.
+            bool delayFadeIn = DrawableSlider.SliderBody?.SnakingIn.Value == true && HitObject.RepeatIndex == 0;
+
             animDuration = Math.Min(300, HitObject.SpanDuration);
 
-            this.Animate(
+            this
-                d => d.FadeIn(animDuration),
+                .FadeOut()
-                d => d.ScaleTo(0.5f).ScaleTo(1f, animDuration * 2, Easing.OutElasticHalf)
+                .Delay(delayFadeIn ? (Slider?.TimePreempt ?? 0) / 3 : 0)
-            );
+                .FadeIn(HitObject.RepeatIndex == 0 ? HitObject.TimeFadeIn : animDuration);
         }
 
         protected override void UpdateHitStateTransforms(ArmedState state)

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

@@ -91,7 +91,13 @@ namespace osu.Game.Rulesets.Osu.Objects.Drawables
         {
             base.UpdateInitialTransforms();
 
-            CirclePiece.FadeInFromZero(HitObject.TimeFadeIn);
+            // When snaking in is enabled, the first end circle needs to be delayed until the snaking completes.
+            bool delayFadeIn = DrawableSlider.SliderBody?.SnakingIn.Value == true && HitObject.RepeatIndex == 0;
+
+            CirclePiece
+                .FadeOut()
+                .Delay(delayFadeIn ? (Slider?.TimePreempt ?? 0) / 3 : 0)
+                .FadeIn(HitObject.TimeFadeIn);
         }
 
         protected override void UpdateHitStateTransforms(ArmedState state)

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

@@ -126,7 +126,7 @@ namespace osu.Game.Rulesets.Osu.Objects.Drawables
         {
             base.LoadSamples();
 
-            spinningSample.Samples = HitObject.CreateSpinningSamples().Select(s => HitObject.SampleControlPoint.ApplyTo(s)).Cast<ISampleInfo>().ToArray();
+            spinningSample.Samples = HitObject.CreateSpinningSamples().Cast<ISampleInfo>().ToArray();
             spinningSample.Frequency.Value = spinning_sample_initial_frequency;
         }
 

osu.Game.Rulesets.Osu/Objects/Slider.cs

@@ -10,18 +10,18 @@ using osu.Game.Rulesets.Objects;
 using System.Linq;
 using System.Threading;
 using Newtonsoft.Json;
+using osu.Framework.Bindables;
 using osu.Framework.Caching;
 using osu.Game.Audio;
 using osu.Game.Beatmaps;
 using osu.Game.Beatmaps.ControlPoints;
-using osu.Game.Beatmaps.Formats;
 using osu.Game.Rulesets.Judgements;
 using osu.Game.Rulesets.Osu.Judgements;
 using osu.Game.Rulesets.Scoring;
 
 namespace osu.Game.Rulesets.Osu.Objects
 {
-    public class Slider : OsuHitObject, IHasPathWithRepeats
+    public class Slider : OsuHitObject, IHasPathWithRepeats, IHasSliderVelocity, IHasGenerateTicks
     {
         public double EndTime => StartTime + this.SpanCount() * Path.Distance / Velocity;
 
@@ -134,6 +134,21 @@ namespace osu.Game.Rulesets.Osu.Objects
         /// </summary>
         public bool OnlyJudgeNestedObjects = true;
 
+        public BindableNumber<double> SliderVelocityBindable { get; } = new BindableDouble(1)
+        {
+            Precision = 0.01,
+            MinValue = 0.1,
+            MaxValue = 10
+        };
+
+        public double SliderVelocity
+        {
+            get => SliderVelocityBindable.Value;
+            set => SliderVelocityBindable.Value = value;
+        }
+
+        public bool GenerateTicks { get; set; } = true;
+
         [JsonIgnore]
         public SliderHeadCircle HeadCircle { get; protected set; }
 
@@ -151,15 +166,11 @@ namespace osu.Game.Rulesets.Osu.Objects
             base.ApplyDefaultsToSelf(controlPointInfo, difficulty);
 
             TimingControlPoint timingPoint = controlPointInfo.TimingPointAt(StartTime);
-#pragma warning disable 618
-            var legacyDifficultyPoint = DifficultyControlPoint as LegacyBeatmapDecoder.LegacyDifficultyControlPoint;
-#pragma warning restore 618
 
-            double scoringDistance = BASE_SCORING_DISTANCE * difficulty.SliderMultiplier * DifficultyControlPoint.SliderVelocity;
+            double scoringDistance = BASE_SCORING_DISTANCE * difficulty.SliderMultiplier * SliderVelocity;
-            bool generateTicks = legacyDifficultyPoint?.GenerateTicks ?? true;
 
             Velocity = scoringDistance / timingPoint.BeatLength;
-            TickDistance = generateTicks ? (scoringDistance / difficulty.SliderTickRate * TickDistanceMultiplier) : double.PositiveInfinity;
+            TickDistance = GenerateTicks ? (scoringDistance / difficulty.SliderTickRate * TickDistanceMultiplier) : double.PositiveInfinity;
         }
 
         protected override void CreateNestedHitObjects(CancellationToken cancellationToken)

osu.Game.Rulesets.Osu/Objects/SliderEndCircle.cs

@@ -39,11 +39,8 @@ namespace osu.Game.Rulesets.Osu.Objects
             }
             else
             {
-                // taken from osu-stable
-                const float first_end_circle_preempt_adjust = 2 / 3f;
-
                 // The first end circle should fade in with the slider.
-                TimePreempt = (StartTime - slider.StartTime) + slider.TimePreempt * first_end_circle_preempt_adjust;
+                TimePreempt += StartTime - slider.StartTime;
             }
         }