Merge pull request #1424 from peppy/fix-deploy-script

Update MSBuild path

.vscode/launch.json

@@ -1,47 +1,66 @@
 {
     "version": "0.2.0",
-    "configurations": [
-        {
-            "name": "Launch VisualTests",
-            "windows": {
-                "type": "clr"
-            },
-            "type": "mono",
-            "request": "launch",
-            "program": "${workspaceRoot}/osu.Desktop.VisualTests/bin/Debug/osu!.exe",
-            "args": [],
-            "cwd": "${workspaceRoot}",
-            "preLaunchTask": "build",
-            "runtimeExecutable": null,
-            "env": {},
-            "console": "internalConsole"
-        },
-        {
-            "name": "Launch Desktop",
+    "configurations": [{
+            "name": "osu! VisualTests (Debug)",
             "windows": {
                 "type": "clr"
             },
             "type": "mono",
             "request": "launch",
             "program": "${workspaceRoot}/osu.Desktop/bin/Debug/osu!.exe",
-            "args": [],
+            "args": [
+                "--tests"
+            ],
             "cwd": "${workspaceRoot}",
-            "preLaunchTask": "build",
+            "preLaunchTask": "Build (Debug)",
             "runtimeExecutable": null,
             "env": {},
             "console": "internalConsole"
         },
         {
-            "name": "Attach",
+            "name": "osu! VisualTests (Release)",
             "windows": {
-                "type": "clr",
-                "request": "attach",
-                "processName": "osu!"
+                "type": "clr"
             },
             "type": "mono",
-            "request": "attach",
-            "address": "localhost",
-            "port": 55555
+            "request": "launch",
+            "program": "${workspaceRoot}/osu.Desktop/bin/Release/osu!.exe",
+            "args": [
+                "--tests"
+            ],
+            "cwd": "${workspaceRoot}",
+            "preLaunchTask": "Build (Release)",
+            "runtimeExecutable": null,
+            "env": {},
+            "console": "internalConsole"
+        },
+        {
+            "name": "osu! (Debug)",
+            "windows": {
+                "type": "clr"
+            },
+            "type": "mono",
+            "request": "launch",
+            "program": "${workspaceRoot}/osu.Desktop/bin/Debug/osu!.exe",
+            "cwd": "${workspaceRoot}",
+            "preLaunchTask": "Build (Debug)",
+            "runtimeExecutable": null,
+            "env": {},
+            "console": "internalConsole"
+        },
+        {
+            "name": "osu! (Release)",
+            "windows": {
+                "type": "clr"
+            },
+            "type": "mono",
+            "request": "launch",
+            "program": "${workspaceRoot}/osu.Desktop/bin/Release/osu!.exe",
+            "cwd": "${workspaceRoot}",
+            "preLaunchTask": "Build (Release)",
+            "runtimeExecutable": null,
+            "env": {},
+            "console": "internalConsole"
         }
     ]
 }

.vscode/tasks.json

@@ -1,51 +1,64 @@
 {
     // See https://go.microsoft.com/fwlink/?LinkId=733558
     // for the documentation about the tasks.json format
-    "version": "0.1.0",
-    "taskSelector": "/t:",
-    "tasks": [
-        {
-            "taskName": "build",
-            "isShellCommand": true,
-            "showOutput": "silent",
-            "command": "msbuild",
-            "args": [
-                "/property:GenerateFullPaths=true",
-                "/property:DebugType=portable"
-            ],
-            "windows": {
-                "args": [
-                    "/property:GenerateFullPaths=true",
-                    "/property:DebugType=portable",
-                    "/m" //parallel compiling support. doesn't work well with mono atm
-                ]
+    "version": "2.0.0",
+    "command": "msbuild",
+    "type": "shell",
+    "suppressTaskName": true,
+    "args": [
+        "/property:GenerateFullPaths=true",
+        "/property:DebugType=portable",
+        "/verbosity:minimal",
+        "/m" //parallel compiling support.
+    ],
+    "tasks": [{
+            "taskName": "Build (Debug)",
+            "group": {
+                "kind": "build",
+                "isDefault": true
             },
-            // Use the standard MS compiler pattern to detect errors, warnings and infos
-            "problemMatcher": "$msCompile",
-            "isBuildCommand": true
+            "problemMatcher": [
+                "$msCompile"
+            ]
         },
         {
-            "taskName": "rebuild",
-            "isShellCommand": true,
-            "showOutput": "silent",
-            "command": "msbuild",
+            "taskName": "Build (Release)",
+            "group": "build",
             "args": [
-                // Ask msbuild to generate full paths for file names.
-                "/property:GenerateFullPaths=true",
-                "/property:DebugType=portable",
-                "/target:Clean,Build"
+                "/property:Configuration=Release"
             ],
-            "windows": {
-                "args": [
-                    "/property:GenerateFullPaths=true",
-                    "/property:DebugType=portable",
-                    "/target:Clean,Build",
-                    "/m" //parallel compiling support. doesn't work well with mono atm
-                ]
-            },
-            // Use the standard MS compiler pattern to detect errors, warnings and infos
-            "problemMatcher": "$msCompile",
-            "isBuildCommand": true
+            "problemMatcher": [
+                "$msCompile"
+            ]
+        },
+        {
+            "taskName": "Clean (Debug)",
+            "args": [
+                "/target:Clean"
+            ],
+            "problemMatcher": [
+                "$msCompile"
+            ]
+        },
+        {
+            "taskName": "Clean (Release)",
+            "args": [
+                "/target:Clean",
+                "/property:Configuration=Release"
+            ],
+            "problemMatcher": [
+                "$msCompile"
+            ]
+        },
+        {
+            "taskName": "Clean All",
+            "dependsOn": [
+                "Clean (Debug)",
+                "Clean (Release)"
+            ],
+            "problemMatcher": [
+                "$msCompile"
+            ]
         }
     ]
 }

NuGet.config

@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="utf-8"?>
+<configuration>
+  <packageSources>
+    <add key="opentk-develop" value="https://www.myget.org/F/opentk-develop" />
+  </packageSources>
+</configuration>

README.md

@@ -1,8 +1,6 @@
-# osu! [![Build status](https://ci.appveyor.com/api/projects/status/u2p01nx7l6og8buh?svg=true)](https://ci.appveyor.com/project/peppy/osu)  [![CodeFactor](https://www.codefactor.io/repository/github/ppy/osu/badge)](https://www.codefactor.io/repository/github/ppy/osu)
+# osu! [![Build status](https://ci.appveyor.com/api/projects/status/u2p01nx7l6og8buh?svg=true)](https://ci.appveyor.com/project/peppy/osu)  [![CodeFactor](https://www.codefactor.io/repository/github/ppy/osu/badge)](https://www.codefactor.io/repository/github/ppy/osu) [![dev chat](https://discordapp.com/api/guilds/188630481301012481/widget.png?style=shield)](https://discord.gg/ppy)
 
-[osu! on the web](https://osu.ppy.sh) | [dev chat](https://discord.gg/ppy)
-
-Rhythm is just a *click* away. The future of osu! and the beginning of an open era!
+Rhythm is just a *click* away. The future of [osu!](https://osu.ppy.sh) and the beginning of an open era!
 
 # Status
 

appveyor.yml

@@ -1,5 +1,7 @@
+# 2017-09-14
 clone_depth: 1
 version: '{branch}-{build}'
+image: Visual Studio 2017
 configuration: Debug
 cache:
   - C:\ProgramData\chocolatey\bin -> appveyor.yml
@@ -10,7 +12,7 @@ install:
   - cmd: git submodule update --init --recursive
   - cmd: choco install resharper-clt -y
   - cmd: choco install nvika -y
-  - cmd: appveyor DownloadFile https://github.com/peppy/CodeFileSanity/releases/download/v0.2.2/CodeFileSanity.exe
+  - cmd: appveyor DownloadFile https://github.com/peppy/CodeFileSanity/releases/download/v0.2.3/CodeFileSanity.exe
 before_build:
   - cmd: CodeFileSanity.exe
   - cmd: nuget restore
@@ -20,4 +22,4 @@ build:
   verbosity: minimal
 after_build:
   - cmd: inspectcode /o="inspectcodereport.xml" /caches-home="inspectcode" osu.sln
-  - cmd: NVika parsereport "inspectcodereport.xml"
+  - cmd: NVika parsereport "inspectcodereport.xml" --treatwarningsaserrors

osu.Desktop.Deploy/App.config

@@ -31,6 +31,10 @@ Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/maste
         <assemblyIdentity name="Newtonsoft.Json" publicKeyToken="30ad4fe6b2a6aeed" culture="neutral" />
         <bindingRedirect oldVersion="0.0.0.0-10.0.0.0" newVersion="10.0.0.0" />
       </dependentAssembly>
+      <dependentAssembly>
+        <assemblyIdentity name="SharpCompress" publicKeyToken="afb0a02973931d96" culture="neutral" />
+        <bindingRedirect oldVersion="0.0.0.0-0.18.1.0" newVersion="0.18.1.0" />
+      </dependentAssembly>
     </assemblyBinding>
   </runtime>
 </configuration>

osu.Desktop.Deploy/Program.cs

@@ -7,7 +7,6 @@ using System.Configuration;
 using System.Diagnostics;
 using System.IO;
 using System.Linq;
-using System.Net;
 using Newtonsoft.Json;
 using osu.Framework.IO.Network;
 using FileWebRequest = osu.Framework.IO.Network.FileWebRequest;
@@ -17,9 +16,9 @@ namespace osu.Desktop.Deploy
 {
     internal static class Program
     {
-        private const string nuget_path = @"packages\NuGet.CommandLine.3.5.0\tools\NuGet.exe";
-        private const string squirrel_path = @"packages\squirrel.windows.1.5.2\tools\Squirrel.exe";
-        private const string msbuild_path = @"C:\Program Files (x86)\MSBuild\14.0\Bin\MSBuild.exe";
+        private const string nuget_path = @"packages\NuGet.CommandLine.4.3.0\tools\NuGet.exe";
+        private const string squirrel_path = @"packages\squirrel.windows.1.7.8\tools\Squirrel.exe";
+        private const string msbuild_path = @"C:\Program Files (x86)\Microsoft Visual Studio\2017\Community\MSBuild\15.0\Bin\MSBuild.exe";
 
         public static string StagingFolder = ConfigurationManager.AppSettings["StagingFolder"];
         public static string ReleasesFolder = ConfigurationManager.AppSettings["ReleasesFolder"];
@@ -29,7 +28,7 @@ namespace osu.Desktop.Deploy
         public static string SolutionName = ConfigurationManager.AppSettings["SolutionName"];
         public static string ProjectName = ConfigurationManager.AppSettings["ProjectName"];
         public static string NuSpecName = ConfigurationManager.AppSettings["NuSpecName"];
-        public static string TargetName = ConfigurationManager.AppSettings["TargetName"];
+        public static string TargetNames = ConfigurationManager.AppSettings["TargetName"];
         public static string PackageName = ConfigurationManager.AppSettings["PackageName"];
         public static string IconName = ConfigurationManager.AppSettings["IconName"];
         public static string CodeSigningCertificate = ConfigurationManager.AppSettings["CodeSigningCertificate"];
@@ -100,7 +99,8 @@ namespace osu.Desktop.Deploy
             updateAssemblyInfo(version);
 
             write("Running build process...");
-            runCommand(msbuild_path, $"/v:quiet /m /t:{TargetName.Replace('.', '_')} /p:OutputPath={stagingPath};Configuration=Release {SolutionName}.sln");
+            foreach (string targetName in TargetNames.Split(','))
+                runCommand(msbuild_path, $"/v:quiet /m /t:{targetName.Replace('.', '_')} /p:OutputPath={stagingPath};Targets=\"Clean;Build\";Configuration=Release {SolutionName}.sln");
 
             write("Creating NuGet deployment package...");
             runCommand(nuget_path, $"pack {NuSpecName} -Version {version} -Properties Configuration=Deploy -OutputDirectory {stagingPath} -BasePath {stagingPath}");
@@ -390,8 +390,8 @@ namespace osu.Desktop.Deploy
 
         public static void AuthenticatedBlockingPerform(this WebRequest r)
         {
-            r.AddHeader("Authorization", $"token {GitHubAccessToken}");
-            r.BlockingPerform();
+            r.Headers.Add("Authorization", $"token {GitHubAccessToken}");
+            r.Perform();
         }
     }
 
@@ -401,12 +401,7 @@ namespace osu.Desktop.Deploy
         {
         }
 
-        protected override HttpWebRequest CreateWebRequest(string requestString = null)
-        {
-            var req = base.CreateWebRequest(requestString);
-            req.Accept = "application/octet-stream";
-            return req;
-        }
+        protected override string Accept => "application/octet-stream";
     }
 
     internal class ReleaseLine

osu.Desktop.Deploy/osu.Desktop.Deploy.csproj

@@ -9,7 +9,7 @@
     <AppDesignerFolder>Properties</AppDesignerFolder>
     <RootNamespace>osu.Desktop.Deploy</RootNamespace>
     <AssemblyName>osu.Desktop.Deploy</AssemblyName>
-    <TargetFrameworkVersion>v4.5.2</TargetFrameworkVersion>
+    <TargetFrameworkVersion>v4.6.1</TargetFrameworkVersion>
     <FileAlignment>512</FileAlignment>
     <AutoGenerateBindingRedirects>true</AutoGenerateBindingRedirects>
   </PropertyGroup>
@@ -49,10 +49,6 @@
       <HintPath>$(SolutionDir)\packages\DeltaCompressionDotNet.1.1.0\lib\net20\DeltaCompressionDotNet.PatchApi.dll</HintPath>
       <Private>True</Private>
     </Reference>
-    <Reference Include="ICSharpCode.SharpZipLib, Version=0.86.0.518, Culture=neutral, processorArchitecture=MSIL">
-      <HintPath>$(SolutionDir)\packages\squirrel.windows.1.5.2\lib\Net45\ICSharpCode.SharpZipLib.dll</HintPath>
-      <Private>True</Private>
-    </Reference>
     <Reference Include="Mono.Cecil, Version=0.9.6.0, Culture=neutral, PublicKeyToken=0738eb9f132ed756, processorArchitecture=MSIL">
       <HintPath>$(SolutionDir)\packages\Mono.Cecil.0.9.6.4\lib\net45\Mono.Cecil.dll</HintPath>
       <Private>True</Private>
@@ -70,18 +66,23 @@
       <Private>True</Private>
     </Reference>
     <Reference Include="Newtonsoft.Json, Version=10.0.0.0, Culture=neutral, PublicKeyToken=30ad4fe6b2a6aeed, processorArchitecture=MSIL">
-      <HintPath>$(SolutionDir)\packages\Newtonsoft.Json.10.0.2\lib\net45\Newtonsoft.Json.dll</HintPath>
+      <HintPath>$(SolutionDir)\packages\Newtonsoft.Json.10.0.3\lib\net45\Newtonsoft.Json.dll</HintPath>
+      <Private>True</Private>
     </Reference>
     <Reference Include="NuGet.Squirrel, Version=3.0.0.0, Culture=neutral, processorArchitecture=MSIL">
-      <HintPath>$(SolutionDir)\packages\squirrel.windows.1.5.2\lib\Net45\NuGet.Squirrel.dll</HintPath>
+      <HintPath>$(SolutionDir)\packages\squirrel.windows.1.7.8\lib\Net45\NuGet.Squirrel.dll</HintPath>
+      <Private>True</Private>
+    </Reference>
+    <Reference Include="SharpCompress, Version=0.18.1.0, Culture=neutral, PublicKeyToken=afb0a02973931d96, processorArchitecture=MSIL">
+      <HintPath>$(SolutionDir)\packages\SharpCompress.0.18.1\lib\net45\SharpCompress.dll</HintPath>
       <Private>True</Private>
     </Reference>
     <Reference Include="Splat, Version=2.0.0.0, Culture=neutral, processorArchitecture=MSIL">
       <HintPath>$(SolutionDir)\packages\Splat.2.0.0\lib\Net45\Splat.dll</HintPath>
       <Private>True</Private>
     </Reference>
-    <Reference Include="Squirrel, Version=1.5.2.0, Culture=neutral, processorArchitecture=MSIL">
-      <HintPath>$(SolutionDir)\packages\squirrel.windows.1.5.2\lib\Net45\Squirrel.dll</HintPath>
+    <Reference Include="Squirrel, Version=1.7.8.0, Culture=neutral, processorArchitecture=MSIL">
+      <HintPath>$(SolutionDir)\packages\squirrel.windows.1.7.8\lib\Net45\Squirrel.dll</HintPath>
       <Private>True</Private>
     </Reference>
     <Reference Include="System" />
@@ -110,10 +111,6 @@
     <None Include="packages.config" />
   </ItemGroup>
   <ItemGroup>
-    <ProjectReference Include="..\osu-framework\osu.Framework.Desktop\osu.Framework.Desktop.csproj">
-      <Project>{65dc628f-a640-4111-ab35-3a5652bc1e17}</Project>
-      <Name>osu.Framework.Desktop</Name>
-    </ProjectReference>
     <ProjectReference Include="..\osu-framework\osu.Framework\osu.Framework.csproj">
       <Project>{C76BF5B3-985E-4D39-95FE-97C9C879B83A}</Project>
       <Name>osu.Framework</Name>

osu.Desktop.Deploy/packages.config

@@ -6,8 +6,9 @@ Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/maste
 <packages>
   <package id="DeltaCompressionDotNet" version="1.1.0" targetFramework="net452" />
   <package id="Mono.Cecil" version="0.9.6.4" targetFramework="net452" />
-  <package id="Newtonsoft.Json" version="10.0.2" targetFramework="net452" />
-  <package id="NuGet.CommandLine" version="3.5.0" targetFramework="net452" developmentDependency="true" />
+  <package id="Newtonsoft.Json" version="10.0.3" targetFramework="net461" />
+  <package id="NuGet.CommandLine" version="4.3.0" targetFramework="net461" developmentDependency="true" />
+  <package id="SharpCompress" version="0.18.1" targetFramework="net461" />
   <package id="Splat" version="2.0.0" targetFramework="net452" />
-  <package id="squirrel.windows" version="1.5.2" targetFramework="net452" />
+  <package id="squirrel.windows" version="1.7.8" targetFramework="net461" />
 </packages>

osu.Desktop.Tests/VisualTests.cs

@@ -1,22 +0,0 @@
-// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
-// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
-
-using NUnit.Framework;
-using osu.Desktop.VisualTests;
-using osu.Framework.Desktop.Platform;
-
-namespace osu.Desktop.Tests
-{
-    [TestFixture]
-    public class VisualTests
-    {
-        [Test]
-        public void TestVisualTests()
-        {
-            using (var host = new HeadlessGameHost())
-            {
-                host.Run(new AutomatedVisualTestGame());
-            }
-        }
-    }
-}

osu.Desktop.Tests/osu.Desktop.Tests.csproj

@@ -1,119 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
-  <Import Project="$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props" Condition="Exists('$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props')" />
-  <PropertyGroup>
-    <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
-    <Platform Condition=" '$(Platform)' == '' ">AnyCPU</Platform>
-    <ProjectGuid>{230AC4F3-7783-49FB-9AEC-B83CDA3B9F3D}</ProjectGuid>
-    <OutputType>Library</OutputType>
-    <AppDesignerFolder>Properties</AppDesignerFolder>
-    <RootNamespace>osu.Desktop.Tests</RootNamespace>
-    <AssemblyName>osu.Desktop.Tests</AssemblyName>
-    <TargetFrameworkVersion>v4.5</TargetFrameworkVersion>
-    <FileAlignment>512</FileAlignment>
-  </PropertyGroup>
-  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
-    <DebugSymbols>true</DebugSymbols>
-    <DebugType>full</DebugType>
-    <Optimize>false</Optimize>
-    <OutputPath>bin\Debug\</OutputPath>
-    <DefineConstants>DEBUG;TRACE</DefineConstants>
-    <ErrorReport>prompt</ErrorReport>
-    <WarningLevel>4</WarningLevel>
-    <TreatWarningsAsErrors>false</TreatWarningsAsErrors>
-    <LangVersion>6</LangVersion>
-  </PropertyGroup>
-  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' ">
-    <DebugType>pdbonly</DebugType>
-    <Optimize>true</Optimize>
-    <OutputPath>bin\Release\</OutputPath>
-    <DefineConstants>TRACE</DefineConstants>
-    <ErrorReport>prompt</ErrorReport>
-    <WarningLevel>4</WarningLevel>
-    <TreatWarningsAsErrors>false</TreatWarningsAsErrors>
-  </PropertyGroup>
-  <ItemGroup>
-    <Reference Include="mscorlib" />
-    <Reference Include="Newtonsoft.Json, Version=10.0.0.0, Culture=neutral, PublicKeyToken=30ad4fe6b2a6aeed, processorArchitecture=MSIL">
-      <HintPath>$(SolutionDir)\packages\Newtonsoft.Json.10.0.2\lib\net45\Newtonsoft.Json.dll</HintPath>
-    </Reference>
-    <Reference Include="nunit.framework, Version=3.6.1.0, Culture=neutral, PublicKeyToken=2638cd05610744eb, processorArchitecture=MSIL">
-      <HintPath>$(SolutionDir)\packages\NUnit.3.6.1\lib\net45\nunit.framework.dll</HintPath>
-    </Reference>
-    <Reference Include="SQLite.Net, Version=3.1.0.0, Culture=neutral, processorArchitecture=MSIL">
-      <SpecificVersion>False</SpecificVersion>
-      <HintPath>$(SolutionDir)\packages\SQLite.Net.Core-PCL.3.1.1\lib\portable-win8+net45+wp8+wpa81+MonoAndroid1+MonoTouch1\SQLite.Net.dll</HintPath>
-    </Reference>
-    <Reference Include="System" />
-    <Reference Include="SQLiteNetExtensions">
-      <HintPath>$(SolutionDir)\packages\SQLiteNetExtensions.1.3.0\lib\portable-net45+netcore45+wpa81+wp8+MonoAndroid1+MonoTouch1\SQLiteNetExtensions.dll</HintPath>
-    </Reference>
-    <Reference Include="SQLite.Net.Platform.Win32">
-      <HintPath>$(SolutionDir)\packages\SQLite.Net-PCL.3.1.1\lib\net4\SQLite.Net.Platform.Win32.dll</HintPath>
-    </Reference>
-    <Reference Include="SQLite.Net.Platform.Generic">
-      <HintPath>$(SolutionDir)\packages\SQLite.Net-PCL.3.1.1\lib\net40\SQLite.Net.Platform.Generic.dll</HintPath>
-    </Reference>
-  </ItemGroup>
-  <ItemGroup>
-    <Compile Include="VisualTests.cs" />
-  </ItemGroup>
-  <ItemGroup>
-    <ProjectReference Include="..\osu-framework\osu.Framework.Desktop\osu.Framework.Desktop.csproj">
-      <Project>{65DC628F-A640-4111-AB35-3A5652BC1E17}</Project>
-      <Name>osu.Framework.Desktop</Name>
-    </ProjectReference>
-    <ProjectReference Include="..\osu-framework\osu.Framework\osu.Framework.csproj">
-      <Project>{C76BF5B3-985E-4D39-95FE-97C9C879B83A}</Project>
-      <Name>osu.Framework</Name>
-    </ProjectReference>
-    <ProjectReference Include="..\osu-resources\osu.Game.Resources\osu.Game.Resources.csproj">
-      <Project>{d9a367c9-4c1a-489f-9b05-a0cea2b53b58}</Project>
-      <Name>osu.Game.Resources</Name>
-    </ProjectReference>
-    <ProjectReference Include="..\osu.Desktop.VisualTests\osu.Desktop.VisualTests.csproj">
-      <Project>{69051C69-12AE-4E7D-A3E6-460D2E282312}</Project>
-      <Name>osu.Desktop.VisualTests</Name>
-    </ProjectReference>
-    <ProjectReference Include="..\osu.Game.Rulesets.Catch\osu.Game.Rulesets.Catch.csproj">
-      <Project>{58F6C80C-1253-4A0E-A465-B8C85EBEADF3}</Project>
-      <Name>osu.Game.Rulesets.Catch</Name>
-    </ProjectReference>
-    <ProjectReference Include="..\osu.Game.Rulesets.Mania\osu.Game.Rulesets.Mania.csproj">
-      <Project>{48F4582B-7687-4621-9CBE-5C24197CB536}</Project>
-      <Name>osu.Game.Rulesets.Mania</Name>
-    </ProjectReference>
-    <ProjectReference Include="..\osu.Game.Rulesets.Osu\osu.Game.Rulesets.Osu.csproj">
-      <Project>{C92A607B-1FDD-4954-9F92-03FF547D9080}</Project>
-      <Name>osu.Game.Rulesets.Osu</Name>
-    </ProjectReference>
-    <ProjectReference Include="..\osu.Game.Rulesets.Taiko\osu.Game.Rulesets.Taiko.csproj">
-      <Project>{F167E17A-7DE6-4AF5-B920-A5112296C695}</Project>
-      <Name>osu.Game.Rulesets.Taiko</Name>
-    </ProjectReference>
-    <ProjectReference Include="..\osu.Game\osu.Game.csproj">
-      <Project>{0D3FBF8A-7464-4CF7-8C90-3E7886DF2D4D}</Project>
-      <Name>osu.Game</Name>
-    </ProjectReference>
-  </ItemGroup>
-  <ItemGroup>
-    <None Include="..\osu.licenseheader">
-      <Link>osu.licenseheader</Link>
-    </None>
-    <None Include="packages.config" />
-  </ItemGroup>
-  <ItemGroup>
-    <Folder Include="Properties\" />
-  </ItemGroup>
-  <ItemGroup>
-    <Service Include="{82A7F48D-3B50-4B1E-B82E-3ADA8210C358}" />
-  </ItemGroup>
-  <Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />
-  <!-- To modify your build process, add your task inside one of the targets below and uncomment it.
-       Other similar extension points exist, see Microsoft.Common.targets.
-  <Target Name="BeforeBuild">
-  </Target>
-  <Target Name="AfterBuild">
-  </Target>
-  -->
-</Project>

osu.Desktop.Tests/packages.config

@@ -1,12 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!--
-Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
-Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
--->
-<packages>
-  <package id="Newtonsoft.Json" version="10.0.2" targetFramework="net45" />
-  <package id="NUnit" version="3.6.1" targetFramework="net45" />
-  <package id="SQLite.Net.Core-PCL" version="3.1.1" targetFramework="net45" />
-  <package id="SQLite.Net-PCL" version="3.1.1" targetFramework="net45" />
-  <package id="SQLiteNetExtensions" version="1.3.0" targetFramework="net45" />
-</packages>

osu.Desktop.VisualTests/AutomatedVisualTestGame.cs

@@ -1,20 +0,0 @@
-// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
-// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
-
-using osu.Framework.Testing;
-using osu.Game;
-
-namespace osu.Desktop.VisualTests
-{
-    public class AutomatedVisualTestGame : OsuGameBase
-    {
-        protected override void LoadComplete()
-        {
-            base.LoadComplete();
-
-            // Have to construct this here, rather than in the constructor, because
-            // we depend on some dependencies to be loaded within OsuGameBase.load().
-            Add(new TestRunner(new TestBrowser()));
-        }
-    }
-}

osu.Desktop.VisualTests/Platform/TestStorage.cs

@@ -1,29 +0,0 @@
-// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
-// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
-
-using osu.Framework;
-using osu.Framework.Desktop.Platform;
-using SQLite.Net;
-using SQLite.Net.Interop;
-using SQLite.Net.Platform.Generic;
-using SQLite.Net.Platform.Win32;
-
-namespace osu.Desktop.VisualTests.Platform
-{
-    public class TestStorage : DesktopStorage
-    {
-        public TestStorage(string baseName) : base(baseName)
-        {
-        }
-
-        public override SQLiteConnection GetDatabase(string name)
-        {
-            ISQLitePlatform platform;
-            if (RuntimeInfo.IsWindows)
-                platform = new SQLitePlatformWin32();
-            else
-                platform = new SQLitePlatformGeneric();
-            return new SQLiteConnection(platform, @":memory:");
-        }
-    }
-}

osu.Desktop.VisualTests/Program.cs

@@ -1,26 +0,0 @@
-// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
-// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
-
-using System;
-using osu.Framework.Desktop;
-using osu.Framework.Platform;
-
-namespace osu.Desktop.VisualTests
-{
-    public static class Program
-    {
-        [STAThread]
-        public static void Main(string[] args)
-        {
-            bool benchmark = args.Length > 0 && args[0] == @"-benchmark";
-
-            using (GameHost host = Host.GetSuitableHost(@"osu"))
-            {
-                if (benchmark)
-                    host.Run(new AutomatedVisualTestGame());
-                else
-                    host.Run(new VisualTestGame());
-            }
-        }
-    }
-}

osu.Desktop.VisualTests/Tests/TestCaseBeatmapDetails.cs

@@ -1,65 +0,0 @@
-// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
-// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
-
-using osu.Framework.Graphics;
-using osu.Framework.Graphics.Primitives;
-using osu.Framework.Testing;
-using osu.Game.Database;
-using osu.Game.Screens.Select;
-using System.Linq;
-
-namespace osu.Desktop.VisualTests.Tests
-{
-    internal class TestCaseBeatmapDetails : TestCase
-    {
-        public override string Description => "BeatmapDetails tab of BeatmapDetailArea";
-
-        private BeatmapDetails details;
-
-        public override void Reset()
-        {
-            base.Reset();
-
-            Add(details = new BeatmapDetails
-            {
-                RelativeSizeAxes = Axes.Both,
-                Padding = new MarginPadding(150),
-                Beatmap = new BeatmapInfo
-                {
-                    Version = "VisualTest",
-                    Metadata = new BeatmapMetadata
-                    {
-                        Source = "Some guy",
-                        Tags = "beatmap metadata example with a very very long list of tags and not much creativity",
-                    },
-                    Difficulty = new BeatmapDifficulty
-                    {
-                        CircleSize = 7,
-                        ApproachRate = 3.5f,
-                        OverallDifficulty = 5.7f,
-                        DrainRate = 1,
-                    },
-                    StarDifficulty = 5.3f,
-                    Metrics = new BeatmapMetrics
-                    {
-                        Ratings = Enumerable.Range(0,10),
-                        Fails = Enumerable.Range(lastRange, 100).Select(i => i % 12 - 6),
-                        Retries = Enumerable.Range(lastRange - 3, 100).Select(i => i % 12 - 6),
-                    },
-                },
-            });
-
-            AddRepeatStep("fail values", newRetryAndFailValues, 10);
-        }
-
-        private int lastRange = 1;
-
-        private void newRetryAndFailValues()
-        {
-            details.Beatmap.Metrics.Fails = Enumerable.Range(lastRange, 100).Select(i => i % 12 - 6);
-            details.Beatmap.Metrics.Retries = Enumerable.Range(lastRange - 3, 100).Select(i => i % 12 - 6);
-            details.Beatmap = details.Beatmap;
-            lastRange += 100;
-        }
-    }
-}

osu.Desktop.VisualTests/Tests/TestCaseKeyCounter.cs

@@ -1,104 +0,0 @@
-// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
-// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
-
-using osu.Framework.Testing;
-using osu.Framework.Graphics;
-using OpenTK.Input;
-using osu.Framework.Graphics.UserInterface;
-using osu.Framework.Configuration;
-using osu.Framework.Graphics.Containers;
-using OpenTK;
-using OpenTK.Graphics;
-using osu.Framework.MathUtils;
-using osu.Framework.Graphics.Sprites;
-using osu.Game.Screens.Play;
-
-namespace osu.Desktop.VisualTests.Tests
-{
-    internal class TestCaseKeyCounter : TestCase
-    {
-        public override string Description => @"Tests key counter";
-
-        public override void Reset()
-        {
-            base.Reset();
-
-            KeyCounterCollection kc = new KeyCounterCollection
-            {
-                Origin = Anchor.Centre,
-                Anchor = Anchor.Centre,
-                IsCounting = true,
-                Children = new KeyCounter[]
-                {
-                    new KeyCounterKeyboard(Key.Z),
-                    new KeyCounterKeyboard(Key.X),
-                    new KeyCounterMouse(MouseButton.Left),
-                    new KeyCounterMouse(MouseButton.Right),
-                },
-            };
-            BindableInt bindable = new BindableInt { MinValue = 0, MaxValue = 200, Default = 50 };
-            bindable.ValueChanged += delegate { kc.FadeTime = bindable.Value; };
-            AddStep("Add Random", () =>
-            {
-                Key key = (Key)((int)Key.A + RNG.Next(26));
-                kc.Add(new KeyCounterKeyboard(key));
-            });
-
-            TestSliderBar<int> sliderBar;
-
-            Add(new Container
-            {
-                Anchor = Anchor.TopRight,
-                Origin = Anchor.TopRight,
-                AutoSizeAxes = Axes.Both,
-                Children = new Drawable[]
-                {
-                    new SpriteText { Text = "FadeTime" },
-                    sliderBar =new TestSliderBar<int>
-                    {
-                        Width = 150,
-                        Height = 10,
-                        SelectionColor = Color4.Orange,
-                    }
-                }
-            });
-
-            sliderBar.Current.BindTo(bindable);
-
-            Add(kc);
-        }
-        private class TestSliderBar<T> : SliderBar<T> where T : struct
-        {
-            public Color4 Color
-            {
-                get { return Box.Colour; }
-                set { Box.Colour = value; }
-            }
-
-            public Color4 SelectionColor
-            {
-                get { return SelectionBox.Colour; }
-                set { SelectionBox.Colour = value; }
-            }
-
-            protected readonly Box SelectionBox;
-            protected readonly Box Box;
-
-            public TestSliderBar()
-            {
-                Children = new Drawable[]
-                {
-                    Box = new Box { RelativeSizeAxes = Axes.Both },
-                    SelectionBox = new Box { RelativeSizeAxes = Axes.Both }
-                };
-            }
-
-            protected override void UpdateValue(float value)
-            {
-                SelectionBox.ScaleTo(
-                    new Vector2(value, 1),
-                    300, EasingTypes.OutQuint);
-            }
-        }
-    }
-}

osu.Desktop.VisualTests/Tests/TestCaseModSelectOverlay.cs

@@ -1,42 +0,0 @@
-// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
-// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
-
-using osu.Framework.Allocation;
-using osu.Framework.Graphics;
-using osu.Game.Overlays.Mods;
-using osu.Framework.Testing;
-using osu.Game.Database;
-
-namespace osu.Desktop.VisualTests.Tests
-{
-    internal class TestCaseModSelectOverlay : TestCase
-    {
-        public override string Description => @"Tests the mod select overlay";
-
-        private ModSelectOverlay modSelect;
-        private RulesetDatabase rulesets;
-
-        [BackgroundDependencyLoader]
-        private void load(RulesetDatabase rulesets)
-        {
-            this.rulesets = rulesets;
-        }
-
-        public override void Reset()
-        {
-            base.Reset();
-
-            Add(modSelect = new ModSelectOverlay
-            {
-                RelativeSizeAxes = Axes.X,
-                Origin = Anchor.BottomCentre,
-                Anchor = Anchor.BottomCentre,
-            });
-
-            AddStep("Toggle", modSelect.ToggleVisibility);
-
-            foreach (var ruleset in rulesets.AllRulesets)
-                AddStep(ruleset.CreateInstance().Description, () => modSelect.Ruleset.Value = ruleset);
-        }
-    }
-}

osu.Desktop.VisualTests/Tests/TestCaseOptions.cs

@@ -1,23 +0,0 @@
-// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
-// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
-
-using osu.Framework.Testing;
-using osu.Game.Overlays;
-
-namespace osu.Desktop.VisualTests.Tests
-{
-    internal class TestCaseOptions : TestCase
-    {
-        public override string Description => @"Tests the options overlay";
-
-        private OptionsOverlay options;
-
-        public override void Reset()
-        {
-            base.Reset();
-
-            Children = new[] { options = new OptionsOverlay() };
-            options.ToggleVisibility();
-        }
-    }
-}

osu.Desktop.VisualTests/Tests/TestCasePlayer.cs

@@ -1,100 +0,0 @@
-// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
-// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
-
-using System.Collections.Generic;
-using System.Linq;
-using osu.Framework.Allocation;
-using osu.Framework.Testing;
-using osu.Game.Beatmaps;
-using OpenTK;
-using osu.Framework.Graphics.Sprites;
-using osu.Game.Database;
-using osu.Game.Rulesets.Objects;
-using osu.Game.Rulesets.Osu.Objects;
-using osu.Game.Screens.Play;
-using OpenTK.Graphics;
-using osu.Desktop.VisualTests.Beatmaps;
-using osu.Game.Rulesets.Osu.UI;
-
-namespace osu.Desktop.VisualTests.Tests
-{
-    internal class TestCasePlayer : TestCase
-    {
-        protected Player Player;
-        private BeatmapDatabase db;
-        private RulesetDatabase rulesets;
-
-        public override string Description => @"Showing everything to play the game.";
-
-        [BackgroundDependencyLoader]
-        private void load(BeatmapDatabase db, RulesetDatabase rulesets)
-        {
-            this.rulesets = rulesets;
-            this.db = db;
-        }
-
-        public override void Reset()
-        {
-            base.Reset();
-
-            WorkingBeatmap beatmap = null;
-
-            var beatmapInfo = db.Query<BeatmapInfo>().FirstOrDefault(b => b.RulesetID == 0);
-            if (beatmapInfo != null)
-                beatmap = db.GetWorkingBeatmap(beatmapInfo);
-
-            if (beatmap?.Track == null)
-            {
-                var objects = new List<HitObject>();
-
-                int time = 1500;
-                for (int i = 0; i < 50; i++)
-                {
-                    objects.Add(new HitCircle
-                    {
-                        StartTime = time,
-                        Position = new Vector2(i % 4 == 0 || i % 4 == 2 ? 0 : OsuPlayfield.BASE_SIZE.X,
-                        i % 4 < 2 ? 0 : OsuPlayfield.BASE_SIZE.Y),
-                        NewCombo = i % 4 == 0
-                    });
-
-                    time += 500;
-                }
-
-                Beatmap b = new Beatmap
-                {
-                    HitObjects = objects,
-                    BeatmapInfo = new BeatmapInfo
-                    {
-                        Difficulty = new BeatmapDifficulty(),
-                        Ruleset = rulesets.Query<RulesetInfo>().First(),
-                        Metadata = new BeatmapMetadata
-                        {
-                            Artist = @"Unknown",
-                            Title = @"Sample Beatmap",
-                            Author = @"peppy",
-                        }
-                    }
-                };
-
-                beatmap = new TestWorkingBeatmap(b);
-            }
-
-            Add(new Box
-            {
-                RelativeSizeAxes = Framework.Graphics.Axes.Both,
-                Colour = Color4.Black,
-            });
-
-            Add(Player = CreatePlayer(beatmap));
-        }
-
-        protected virtual Player CreatePlayer(WorkingBeatmap beatmap)
-        {
-            return new Player
-            {
-                Beatmap = beatmap
-            };
-        }
-    }
-}

osu.Desktop.VisualTests/Tests/TestCaseTaikoHitObjects.cs

@@ -1,121 +0,0 @@
-// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
-// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
-
-using System.Linq;
-using OpenTK;
-using OpenTK.Graphics;
-using osu.Framework.Graphics.Containers;
-using osu.Framework.Testing;
-using osu.Game.Rulesets.Taiko.Objects.Drawables.Pieces;
-
-namespace osu.Desktop.VisualTests.Tests
-{
-    internal class TestCaseTaikoHitObjects : TestCase
-    {
-        public override string Description => "Taiko hit objects";
-
-        private bool kiai;
-
-        public override void Reset()
-        {
-            base.Reset();
-
-            AddToggleStep("Kiai", b =>
-            {
-                kiai = !kiai;
-                updateKiaiState();
-            });
-
-            Add(new CirclePiece
-            {
-                Position = new Vector2(100, 100),
-                AccentColour = Color4.DarkRed,
-                KiaiMode = kiai,
-                Children = new[]
-                {
-                    new CentreHitSymbolPiece()
-                }
-            });
-
-            Add(new CirclePiece(true)
-            {
-                Position = new Vector2(350, 100),
-                AccentColour = Color4.DarkRed,
-                KiaiMode = kiai,
-                Children = new[]
-                {
-                    new CentreHitSymbolPiece()
-                }
-            });
-
-            Add(new CirclePiece
-            {
-                Position = new Vector2(100, 300),
-                AccentColour = Color4.DarkBlue,
-                KiaiMode = kiai,
-                Children = new[]
-                {
-                    new RimHitSymbolPiece()
-                }
-            });
-
-            Add(new CirclePiece(true)
-            {
-                Position = new Vector2(350, 300),
-                AccentColour = Color4.DarkBlue,
-                KiaiMode = kiai,
-                Children = new[]
-                {
-                    new RimHitSymbolPiece()
-                }
-            });
-
-            Add(new CirclePiece
-            {
-                Position = new Vector2(100, 500),
-                AccentColour = Color4.Orange,
-                KiaiMode = kiai,
-                Children = new[]
-                {
-                    new SwellSymbolPiece()
-                }
-            });
-
-            Add(new ElongatedCirclePiece
-            {
-                Position = new Vector2(575, 100),
-                AccentColour = Color4.Orange,
-                KiaiMode = kiai,
-                Length = 0.10f,
-                PlayfieldLengthReference = () => DrawSize.X
-            });
-
-            Add(new ElongatedCirclePiece(true)
-            {
-                Position = new Vector2(575, 300),
-                AccentColour = Color4.Orange,
-                KiaiMode = kiai,
-                Length = 0.10f,
-                PlayfieldLengthReference = () => DrawSize.X
-            });
-        }
-
-        private void updateKiaiState()
-        {
-            foreach (var c in Children.OfType<CirclePiece>())
-                c.KiaiMode = kiai;
-        }
-
-        private abstract class BaseCircle : Container
-        {
-            protected readonly CirclePiece Piece;
-
-            protected BaseCircle(CirclePiece piece)
-            {
-                Piece = piece;
-
-                Add(Piece);
-            }
-        }
-    }
-}

osu.Desktop.VisualTests/Tests/TestCaseTextAwesome.cs

@@ -1,51 +0,0 @@
-// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
-// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
-
-using System;
-using osu.Framework.Testing;
-using osu.Framework.Graphics;
-using osu.Framework.Graphics.Containers;
-using osu.Framework.MathUtils;
-using osu.Game.Graphics;
-using OpenTK;
-using OpenTK.Graphics;
-
-namespace osu.Desktop.VisualTests.Tests
-{
-    internal class TestCaseTextAwesome : TestCase
-    {
-        public override string Description => @"Tests display of icons";
-
-        public override void Reset()
-        {
-            base.Reset();
-
-            FillFlowContainer flow;
-
-            Add(flow = new FillFlowContainer
-            {
-                RelativeSizeAxes = Axes.Both,
-                Size = new Vector2(0.5f),
-                Anchor = Anchor.Centre,
-                Origin = Anchor.Centre
-            });
-
-            int i = 50;
-            foreach (FontAwesome fa in Enum.GetValues(typeof(FontAwesome)))
-            {
-                flow.Add(new TextAwesome
-                {
-                    Icon = fa,
-                    TextSize = 60,
-                    Colour = new Color4(
-                        Math.Max(0.5f, RNG.NextSingle()),
-                        Math.Max(0.5f, RNG.NextSingle()),
-                        Math.Max(0.5f, RNG.NextSingle()),
-                        1)
-                });
-
-                if (i-- == 0) break;
-            }
-        }
-    }
-}

osu.Desktop.VisualTests/Tests/TestCaseTooltip.cs

@@ -1,92 +0,0 @@
-// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
-// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
-
-using osu.Framework.Graphics;
-using osu.Framework.Graphics.Containers;
-using osu.Framework.Testing;
-using osu.Game.Graphics.Sprites;
-using osu.Game.Graphics.UserInterface;
-using osu.Framework.Configuration;
-using OpenTK;
-using osu.Game.Graphics;
-
-namespace osu.Desktop.VisualTests.Tests
-{
-    internal class TestCaseTooltip : TestCase
-    {
-        public override string Description => "tests tooltips on various elements";
-
-        public override void Reset()
-        {
-            base.Reset();
-            OsuSliderBar<int> slider;
-            OsuSliderBar<double> sliderDouble;
-
-            const float width = 400;
-
-            Children = new Drawable[]
-            {
-                new FillFlowContainer
-                {
-                    RelativeSizeAxes = Axes.Both,
-                    Direction = FillDirection.Vertical,
-                    Spacing = new Vector2(0, 10),
-                    Children = new Drawable[]
-                    {
-                        new TooltipTextContainer("text with a tooltip"),
-                        new TooltipTextContainer("more text with another tooltip"),
-                        new TooltipTextbox
-                        {
-                            Text = "a textbox with a tooltip",
-                            Size = new Vector2(width,30),
-                        },
-                        slider = new OsuSliderBar<int>
-                        {
-                            Width = width,
-                        },
-                        sliderDouble = new OsuSliderBar<double>
-                        {
-                            Width = width,
-                        },
-                    },
-                },
-            };
-
-            slider.Current.BindTo(new BindableInt(5)
-            {
-                MaxValue = 10,
-                MinValue = 0
-            });
-
-            sliderDouble.Current.BindTo(new BindableDouble(0.5)
-            {
-                MaxValue = 1,
-                MinValue = 0
-            });
-        }
-
-        private class TooltipTextContainer : Container, IHasTooltip
-        {
-            private readonly OsuSpriteText text;
-
-            public string TooltipText => text.Text;
-
-            public TooltipTextContainer(string tooltipText)
-            {
-                AutoSizeAxes = Axes.Both;
-                Children = new[]
-                {
-                    text = new OsuSpriteText
-                    {
-                        Text = tooltipText,
-                    }
-                };
-            }
-        }
-
-        private class TooltipTextbox : OsuTextBox, IHasTooltip
-        {
-            public string TooltipText => Text;
-        }
-    }
-}

osu.Desktop.VisualTests/Tests/TestCaseTwoLayerButton.cs

@@ -1,22 +0,0 @@
-// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
-// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
-
-using osu.Framework.Testing;
-using osu.Game.Graphics.UserInterface;
-using osu.Game.Screens.Play;
-
-namespace osu.Desktop.VisualTests.Tests
-{
-    internal class TestCaseTwoLayerButton : TestCase
-    {
-        public override string Description => @"Back and skip and what not";
-
-        public override void Reset()
-        {
-            base.Reset();
-
-            Add(new BackButton());
-            Add(new SkipButton());
-        }
-    }
-}

osu.Desktop.VisualTests/osu.Desktop.VisualTests.csproj

@@ -1,244 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<Project DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003" ToolsVersion="4.0">
-  <PropertyGroup>
-    <ProjectGuid>{69051C69-12AE-4E7D-A3E6-460D2E282312}</ProjectGuid>
-    <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
-    <Platform Condition=" '$(Platform)' == '' ">AnyCPU</Platform>
-    <OutputType>WinExe</OutputType>
-    <AppDesignerFolder>Properties</AppDesignerFolder>
-    <RootNamespace>osu.Desktop.VisualTests</RootNamespace>
-    <AssemblyName>osu!</AssemblyName>
-    <ManifestCertificateThumbprint>3CF060CD28877D0E3112948951A64B2A7CEEC909</ManifestCertificateThumbprint>
-    <ManifestKeyFile>codesigning.pfx</ManifestKeyFile>
-    <GenerateManifests>false</GenerateManifests>
-    <SignManifests>false</SignManifests>
-    <IsWebBootstrapper>false</IsWebBootstrapper>
-    <FileUpgradeFlags>
-    </FileUpgradeFlags>
-    <OldToolsVersion>3.5</OldToolsVersion>
-    <UpgradeBackupLocation>
-    </UpgradeBackupLocation>
-    <StartupObject>osu.Desktop.VisualTests.Program</StartupObject>
-    <RunPostBuildEvent>OnOutputUpdated</RunPostBuildEvent>
-    <SignAssembly>false</SignAssembly>
-    <TargetZone>LocalIntranet</TargetZone>
-    <TargetFrameworkVersion>v4.5</TargetFrameworkVersion>
-    <AutoGenerateBindingRedirects>true</AutoGenerateBindingRedirects>
-    <PublishUrl>publish\</PublishUrl>
-    <Install>true</Install>
-    <InstallFrom>Disk</InstallFrom>
-    <UpdateEnabled>false</UpdateEnabled>
-    <UpdateMode>Foreground</UpdateMode>
-    <UpdateInterval>7</UpdateInterval>
-    <UpdateIntervalUnits>Days</UpdateIntervalUnits>
-    <UpdatePeriodically>false</UpdatePeriodically>
-    <UpdateRequired>false</UpdateRequired>
-    <MapFileExtensions>true</MapFileExtensions>
-    <ApplicationRevision>2</ApplicationRevision>
-    <ApplicationVersion>1.0.0.%2a</ApplicationVersion>
-    <UseApplicationTrust>false</UseApplicationTrust>
-    <BootstrapperEnabled>true</BootstrapperEnabled>
-    <ProductVersion>12.0.0</ProductVersion>
-    <SchemaVersion>2.0</SchemaVersion>
-    <TargetFrameworkProfile>
-    </TargetFrameworkProfile>
-    <NuGetPackageImportStamp>
-    </NuGetPackageImportStamp>
-  </PropertyGroup>
-  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
-    <DebugSymbols>true</DebugSymbols>
-    <DebugType>full</DebugType>
-    <Optimize>false</Optimize>
-    <OutputPath>bin\Debug\</OutputPath>
-    <DefineConstants>DEBUG</DefineConstants>
-    <ErrorReport>prompt</ErrorReport>
-    <WarningLevel>0</WarningLevel>
-    <NoStdLib>true</NoStdLib>
-    <UseVSHostingProcess>false</UseVSHostingProcess>
-    <PlatformTarget>AnyCPU</PlatformTarget>
-    <AllowUnsafeBlocks>true</AllowUnsafeBlocks>
-    <CodeAnalysisRuleSet>AllRules.ruleset</CodeAnalysisRuleSet>
-    <RunCodeAnalysis>false</RunCodeAnalysis>
-    <Prefer32Bit>false</Prefer32Bit>
-    <TreatWarningsAsErrors>false</TreatWarningsAsErrors>
-    <LangVersion>6</LangVersion>
-  </PropertyGroup>
-  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' ">
-    <DebugType>none</DebugType>
-    <Optimize>true</Optimize>
-    <OutputPath>bin\Release\</OutputPath>
-    <DefineConstants>CuttingEdge NoUpdate</DefineConstants>
-    <ErrorReport>prompt</ErrorReport>
-    <WarningLevel>4</WarningLevel>
-    <NoStdLib>true</NoStdLib>
-    <UseVSHostingProcess>false</UseVSHostingProcess>
-    <PlatformTarget>AnyCPU</PlatformTarget>
-    <AllowUnsafeBlocks>true</AllowUnsafeBlocks>
-    <CodeAnalysisRuleSet>AllRules.ruleset</CodeAnalysisRuleSet>
-    <Prefer32Bit>false</Prefer32Bit>
-    <TreatWarningsAsErrors>false</TreatWarningsAsErrors>
-  </PropertyGroup>
-  <PropertyGroup>
-    <Win32Resource>
-    </Win32Resource>
-  </PropertyGroup>
-  <ItemGroup>
-    <Reference Include="mscorlib" />
-    <Reference Include="Newtonsoft.Json, Version=10.0.0.0, Culture=neutral, PublicKeyToken=30ad4fe6b2a6aeed, processorArchitecture=MSIL">
-      <HintPath>$(SolutionDir)\packages\Newtonsoft.Json.10.0.2\lib\net45\Newtonsoft.Json.dll</HintPath>
-    </Reference>
-    <Reference Include="OpenTK, Version=2.0.0.0, Culture=neutral, PublicKeyToken=bad199fe84eb3df4, processorArchitecture=MSIL">
-      <HintPath>$(SolutionDir)\packages\ppy.OpenTK.2.0.50727.1341\lib\net45\OpenTK.dll</HintPath>
-    </Reference>
-    <Reference Include="SharpCompress, Version=0.15.2.0, Culture=neutral, PublicKeyToken=afb0a02973931d96, processorArchitecture=MSIL">
-      <HintPath>$(SolutionDir)\packages\SharpCompress.0.15.2\lib\net45\SharpCompress.dll</HintPath>
-    </Reference>
-    <Reference Include="SQLite.Net, Version=3.1.0.0, Culture=neutral, processorArchitecture=MSIL">
-      <SpecificVersion>False</SpecificVersion>
-      <HintPath>$(SolutionDir)\packages\SQLite.Net.Core-PCL.3.1.1\lib\portable-win8+net45+wp8+wpa81+MonoAndroid1+MonoTouch1\SQLite.Net.dll</HintPath>
-    </Reference>
-    <Reference Include="System" />
-    <Reference Include="SQLiteNetExtensions">
-      <HintPath>$(SolutionDir)\packages\SQLiteNetExtensions.1.3.0\lib\portable-net45+netcore45+wpa81+wp8+MonoAndroid1+MonoTouch1\SQLiteNetExtensions.dll</HintPath>
-    </Reference>
-    <Reference Include="SQLite.Net.Platform.Win32">
-      <HintPath>$(SolutionDir)\packages\SQLite.Net-PCL.3.1.1\lib\net4\SQLite.Net.Platform.Win32.dll</HintPath>
-    </Reference>
-    <Reference Include="SQLite.Net.Platform.Generic">
-      <HintPath>$(SolutionDir)\packages\SQLite.Net-PCL.3.1.1\lib\net40\SQLite.Net.Platform.Generic.dll</HintPath>
-    </Reference>
-    <Reference Include="System.Drawing" />
-    <Reference Include="System.Xml" />
-  </ItemGroup>
-  <ItemGroup>
-    <None Include="..\osu.licenseheader">
-      <Link>osu.licenseheader</Link>
-    </None>
-    <None Include="packages.config" />
-    <None Include="OpenTK.dll.config" />
-  </ItemGroup>
-  <ItemGroup>
-    <BootstrapperPackage Include="Microsoft.Net.Client.3.5">
-      <Visible>False</Visible>
-      <ProductName>.NET Framework 3.5 SP1 Client Profile</ProductName>
-      <Install>false</Install>
-    </BootstrapperPackage>
-    <BootstrapperPackage Include="Microsoft.Net.Framework.2.0">
-      <Visible>False</Visible>
-      <ProductName>.NET Framework 2.0 %28x86%29</ProductName>
-      <Install>true</Install>
-    </BootstrapperPackage>
-    <BootstrapperPackage Include="Microsoft.Net.Framework.3.0">
-      <Visible>False</Visible>
-      <ProductName>.NET Framework 3.0 %28x86%29</ProductName>
-      <Install>false</Install>
-    </BootstrapperPackage>
-    <BootstrapperPackage Include="Microsoft.Net.Framework.3.5">
-      <Visible>False</Visible>
-      <ProductName>.NET Framework 3.5</ProductName>
-      <Install>false</Install>
-    </BootstrapperPackage>
-    <BootstrapperPackage Include="Microsoft.Net.Framework.3.5.SP1">
-      <Visible>False</Visible>
-      <ProductName>.NET Framework 3.5 SP1</ProductName>
-      <Install>false</Install>
-    </BootstrapperPackage>
-  </ItemGroup>
-  <ItemGroup>
-    <ProjectReference Include="..\osu-framework\osu.Framework.Desktop\osu.Framework.Desktop.csproj">
-      <Project>{65dc628f-a640-4111-ab35-3a5652bc1e17}</Project>
-      <Name>osu.Framework.Desktop</Name>
-    </ProjectReference>
-    <ProjectReference Include="..\osu-framework\osu.Framework.Testing\osu.Framework.Testing.csproj">
-      <Project>{007b2356-ab6f-4bd9-96d5-116fc2dce69a}</Project>
-      <Name>osu.Framework.Testing</Name>
-    </ProjectReference>
-    <ProjectReference Include="..\osu-framework\osu.Framework\osu.Framework.csproj">
-      <Project>{c76bf5b3-985e-4d39-95fe-97c9c879b83a}</Project>
-      <Name>osu.Framework</Name>
-    </ProjectReference>
-    <ProjectReference Include="..\osu-resources\osu.Game.Resources\osu.Game.Resources.csproj">
-      <Project>{d9a367c9-4c1a-489f-9b05-a0cea2b53b58}</Project>
-      <Name>osu.Game.Resources</Name>
-    </ProjectReference>
-    <ProjectReference Include="..\osu.Game.Rulesets.Osu\osu.Game.Rulesets.Osu.csproj">
-      <Project>{c92a607b-1fdd-4954-9f92-03ff547d9080}</Project>
-      <Name>osu.Game.Rulesets.Osu</Name>
-    </ProjectReference>
-    <ProjectReference Include="..\osu.Game.Rulesets.Catch\osu.Game.Rulesets.Catch.csproj">
-      <Project>{58f6c80c-1253-4a0e-a465-b8c85ebeadf3}</Project>
-      <Name>osu.Game.Rulesets.Catch</Name>
-    </ProjectReference>
-    <ProjectReference Include="..\osu.Game.Rulesets.Mania\osu.Game.Rulesets.Mania.csproj">
-      <Project>{48f4582b-7687-4621-9cbe-5c24197cb536}</Project>
-      <Name>osu.Game.Rulesets.Mania</Name>
-    </ProjectReference>
-    <ProjectReference Include="..\osu.Game.Rulesets.Taiko\osu.Game.Rulesets.Taiko.csproj">
-      <Project>{f167e17a-7de6-4af5-b920-a5112296c695}</Project>
-      <Name>osu.Game.Rulesets.Taiko</Name>
-    </ProjectReference>
-    <ProjectReference Include="..\osu.Game\osu.Game.csproj">
-      <Project>{0d3fbf8a-7464-4cf7-8c90-3e7886df2d4d}</Project>
-      <Name>osu.Game</Name>
-    </ProjectReference>
-  </ItemGroup>
-  <ItemGroup>
-    <Compile Include="AutomatedVisualTestGame.cs" />
-    <Compile Include="Program.cs" />
-    <Compile Include="Tests\TestCaseChatDisplay.cs" />
-    <Compile Include="Tests\TestCaseBeatmapDetails.cs" />
-    <Compile Include="Tests\TestCaseDrawings.cs" />
-    <Compile Include="Tests\TestCaseGamefield.cs" />
-    <Compile Include="Tests\TestCaseGraph.cs" />
-    <Compile Include="Tests\TestCaseMenuOverlays.cs" />
-    <Compile Include="Tests\TestCaseMusicController.cs" />
-    <Compile Include="Tests\TestCaseNotificationManager.cs" />
-    <Compile Include="Tests\TestCasePlayer.cs" />
-    <Compile Include="Tests\TestCaseHitObjects.cs" />
-    <Compile Include="Tests\TestCaseKeyCounter.cs" />
-    <Compile Include="Tests\TestCaseMenuButtonSystem.cs" />
-    <Compile Include="Tests\TestCaseReplay.cs" />
-    <Compile Include="Tests\TestCaseResults.cs" />
-    <Compile Include="Tests\TestCaseScoreCounter.cs" />
-    <Compile Include="Tests\TestCaseTabControl.cs" />
-    <Compile Include="Tests\TestCaseTaikoHitObjects.cs" />
-    <Compile Include="Tests\TestCaseTaikoPlayfield.cs" />
-    <Compile Include="Tests\TestCaseTextAwesome.cs" />
-    <Compile Include="Tests\TestCasePlaySongSelect.cs" />
-    <Compile Include="Tests\TestCaseTooltip.cs" />
-    <Compile Include="Tests\TestCaseTwoLayerButton.cs" />
-    <Compile Include="VisualTestGame.cs" />
-    <Compile Include="Platform\TestStorage.cs" />
-    <Compile Include="Tests\TestCaseOptions.cs" />
-    <Compile Include="Tests\TestCaseSongProgress.cs" />
-    <Compile Include="Tests\TestCaseModSelectOverlay.cs" />
-    <Compile Include="Tests\TestCaseDialogOverlay.cs" />
-    <Compile Include="Tests\TestCaseBeatmapOptionsOverlay.cs" />
-    <Compile Include="Tests\TestCaseLeaderboard.cs" />
-    <Compile Include="Beatmaps\TestWorkingBeatmap.cs" />
-    <Compile Include="Tests\TestCaseBeatmapDetailArea.cs" />
-  </ItemGroup>
-  <ItemGroup />
-  <ItemGroup />
-  <ItemGroup />
-  <Import Project="$(MSBuildBinPath)\Microsoft.CSharp.targets" />
-  <!-- To modify your build process, add your task inside one of the targets below and uncomment it.
-       Other similar extension points exist, see Microsoft.Common.targets.
-  <Target Name="BeforeBuild">
-  </Target>
-  <Target Name="AfterBuild">
-  </Target>
-  -->
-  <ProjectExtensions>
-    <VisualStudio>
-    </VisualStudio>
-  </ProjectExtensions>
-  <PropertyGroup>
-    <PreBuildEvent>
-    </PreBuildEvent>
-  </PropertyGroup>
-  <PropertyGroup>
-    <PostBuildEvent>
-    </PostBuildEvent>
-  </PropertyGroup>
-</Project>

osu.Desktop.VisualTests/packages.config

@@ -1,13 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!--
-Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
-Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
--->
-<packages>
-  <package id="Newtonsoft.Json" version="10.0.2" targetFramework="net45" />
-  <package id="ppy.OpenTK" version="2.0.50727.1341" targetFramework="net45" />
-  <package id="SharpCompress" version="0.15.2" targetFramework="net45" />
-  <package id="SQLite.Net.Core-PCL" version="3.1.1" targetFramework="net45" />
-  <package id="SQLite.Net-PCL" version="3.1.1" targetFramework="net45" />
-  <package id="SQLiteNetExtensions" version="1.3.0" targetFramework="net45" />
-</packages>

osu.Desktop/Beatmaps/IO/LegacyFilesystemReader.cs

@@ -1,41 +0,0 @@
-// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
-// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
-
-using System.IO;
-using System.Linq;
-using osu.Game.Beatmaps.IO;
-
-namespace osu.Desktop.Beatmaps.IO
-{
-    /// <summary>
-    /// Reads an extracted legacy beatmap from disk.
-    /// </summary>
-    public class LegacyFilesystemReader : ArchiveReader
-    {
-        public static void Register() => AddReader<LegacyFilesystemReader>((storage, path) => Directory.Exists(path));
-
-        private string basePath { get; }
-
-        public LegacyFilesystemReader(string path)
-        {
-            basePath = path;
-
-            BeatmapFilenames = Directory.GetFiles(basePath, @"*.osu").Select(Path.GetFileName).ToArray();
-
-            if (BeatmapFilenames.Length == 0)
-                throw new FileNotFoundException(@"This directory contains no beatmaps");
-
-            StoryboardFilename = Directory.GetFiles(basePath, @"*.osb").Select(Path.GetFileName).FirstOrDefault();
-        }
-
-        public override Stream GetStream(string name)
-        {
-            return File.OpenRead(Path.Combine(basePath, name));
-        }
-
-        public override void Dispose()
-        {
-            // no-op
-        }
-    }
-}

osu.Desktop/OpenTK.dll.config

@@ -1,7 +1,3 @@
-<!--
-Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
-Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
--->
 <configuration>
   <dllmap os="linux" dll="opengl32.dll" target="libGL.so.1"/>
   <dllmap os="linux" dll="glu32.dll" target="libGLU.so.1"/>

osu.Desktop/OsuGameDesktop.cs

@@ -1,40 +1,89 @@
 // Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
 // Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
 
-using osu.Game;
-using System.Linq;
-using System.Windows.Forms;
-using osu.Framework.Platform;
-using osu.Framework.Desktop.Platform;
-using osu.Desktop.Overlays;
-using System.Reflection;
+using System;
 using System.Drawing;
 using System.IO;
+using System.Linq;
+using System.Reflection;
 using System.Threading.Tasks;
-using osu.Game.Screens.Menu;
+using Microsoft.Win32;
+using osu.Desktop.Overlays;
+using osu.Framework.Graphics.Containers;
+using osu.Framework.Platform;
+using osu.Game;
+using OpenTK.Input;
 
 namespace osu.Desktop
 {
     internal class OsuGameDesktop : OsuGame
     {
-        private readonly VersionManager versionManager;
-
         public OsuGameDesktop(string[] args = null)
             : base(args)
         {
-            versionManager = new VersionManager { Depth = int.MinValue };
+        }
+
+        public override Storage GetStorageForStableInstall()
+        {
+            try
+            {
+                return new StableStorage();
+            }
+            catch
+            {
+                return null;
+            }
+        }
+
+        /// <summary>
+        /// A method of accessing an osu-stable install in a controlled fashion.
+        /// </summary>
+        private class StableStorage : DesktopStorage
+        {
+            protected override string LocateBasePath()
+            {
+                Func<string, bool> checkExists = p => Directory.Exists(Path.Combine(p, "Songs"));
+
+                string stableInstallPath;
+
+                try
+                {
+                    using (RegistryKey key = Registry.ClassesRoot.OpenSubKey("osu"))
+                        stableInstallPath = key?.OpenSubKey(@"shell\open\command")?.GetValue(String.Empty).ToString().Split('"')[1].Replace("osu!.exe", "");
+
+                    if (checkExists(stableInstallPath))
+                        return stableInstallPath;
+                }
+                catch
+                {
+                }
+
+                stableInstallPath = Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.LocalApplicationData), @"osu!");
+                if (checkExists(stableInstallPath))
+                    return stableInstallPath;
+
+                stableInstallPath = Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.UserProfile), ".osu");
+                if (checkExists(stableInstallPath))
+                    return stableInstallPath;
+
+                return null;
+            }
+
+            public StableStorage()
+                : base(string.Empty)
+            {
+            }
         }
 
         protected override void LoadComplete()
         {
             base.LoadComplete();
 
-            LoadComponentAsync(versionManager);
-            ScreenChanged += s =>
+            LoadComponentAsync(new VersionManager { Depth = int.MinValue }, v =>
             {
-                if (!versionManager.IsAlive && s is Intro)
-                    Add(versionManager);
-            };
+                Add(v);
+                v.State = Visibility.Visible;
+            });
         }
 
         public override void SetHost(GameHost host)
@@ -43,43 +92,29 @@ namespace osu.Desktop
             var desktopWindow = host.Window as DesktopGameWindow;
             if (desktopWindow != null)
             {
-                desktopWindow.CursorState = CursorState.Hidden;
+                desktopWindow.CursorState |= CursorState.Hidden;
 
-                desktopWindow.Icon = Icon.ExtractAssociatedIcon(Assembly.GetExecutingAssembly().Location);
+                desktopWindow.Icon = new Icon(Assembly.GetExecutingAssembly().GetManifestResourceStream(GetType(), "lazer.ico"));
                 desktopWindow.Title = Name;
 
-                desktopWindow.DragEnter += dragEnter;
-                desktopWindow.DragDrop += dragDrop;
+                desktopWindow.FileDrop += fileDrop;
             }
         }
 
-        private void dragDrop(DragEventArgs e)
+        private void fileDrop(object sender, FileDropEventArgs e)
         {
-            // this method will only be executed if e.Effect in dragEnter gets set to something other that None.
-            var dropData = (object[])e.Data.GetData(DataFormats.FileDrop);
-            var filePaths = dropData.Select(f => f.ToString()).ToArray();
+            var filePaths = new [] { e.FileName };
 
             if (filePaths.All(f => Path.GetExtension(f) == @".osz"))
-                Task.Run(() => BeatmapDatabase.Import(filePaths));
+                Task.Run(() => BeatmapManager.Import(filePaths));
             else if (filePaths.All(f => Path.GetExtension(f) == @".osr"))
                 Task.Run(() =>
                 {
-                    var score = ScoreDatabase.ReadReplayFile(filePaths.First());
+                    var score = ScoreStore.ReadReplayFile(filePaths.First());
                     Schedule(() => LoadScore(score));
                 });
         }
 
         private static readonly string[] allowed_extensions = { @".osz", @".osr" };
-
-        private void dragEnter(DragEventArgs e)
-        {
-            // dragDrop will only be executed if e.Effect gets set to something other that None in this method.
-            bool isFile = e.Data.GetDataPresent(DataFormats.FileDrop);
-            if (isFile)
-            {
-                var paths = ((object[])e.Data.GetData(DataFormats.FileDrop)).Select(f => f.ToString()).ToArray();
-                e.Effect = allowed_extensions.Any(ext => paths.All(p => p.EndsWith(ext))) ? DragDropEffects.Copy : DragDropEffects.None;
-            }
-        }
     }
 }

osu.Desktop/OsuTestBrowser.cs

@@ -6,9 +6,9 @@ using osu.Framework.Testing;
 using osu.Game;
 using osu.Game.Screens.Backgrounds;
 
-namespace osu.Desktop.VisualTests
+namespace osu.Desktop
 {
-    internal class VisualTestGame : OsuGameBase
+    internal class OsuTestBrowser : OsuGameBase
     {
         protected override void LoadComplete()
         {
@@ -24,12 +24,7 @@ namespace osu.Desktop.VisualTests
         public override void SetHost(GameHost host)
         {
             base.SetHost(host);
-
-            host.UpdateThread.InactiveHz = host.UpdateThread.ActiveHz;
-            host.DrawThread.InactiveHz = host.DrawThread.ActiveHz;
-            host.InputThread.InactiveHz = host.InputThread.ActiveHz;
-
-            host.Window.CursorState = CursorState.Hidden;
+            host.Window.CursorState |= CursorState.Hidden;
         }
     }
-}
+}

osu.Desktop/Overlays/VersionManager.cs

@@ -2,42 +2,49 @@
 // Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
 
 using System;
+using System.Diagnostics;
+using System.Net.Http;
 using osu.Framework.Allocation;
+using osu.Framework.Development;
 using osu.Framework.Graphics;
 using osu.Framework.Graphics.Colour;
 using osu.Framework.Graphics.Containers;
+using osu.Framework.Graphics.Shapes;
+using osu.Framework.Graphics.Sprites;
+using osu.Framework.Graphics.Textures;
+using osu.Framework.Logging;
+using osu.Game;
+using osu.Game.Configuration;
+using osu.Game.Graphics;
 using osu.Game.Graphics.Sprites;
 using osu.Game.Overlays;
 using osu.Game.Overlays.Notifications;
-using Squirrel;
-using osu.Framework.Graphics.Sprites;
-using osu.Framework.Graphics.Textures;
-using osu.Game.Graphics;
 using OpenTK;
 using OpenTK.Graphics;
-using System.Net.Http;
-using osu.Framework.Logging;
-using osu.Game;
+using Squirrel;
 
 namespace osu.Desktop.Overlays
 {
     public class VersionManager : OverlayContainer
     {
         private UpdateManager updateManager;
-        private NotificationManager notificationManager;
-
-        protected override bool HideOnEscape => false;
+        private NotificationOverlay notificationOverlay;
+        private OsuConfigManager config;
+        private OsuGameBase game;
 
         public override bool HandleInput => false;
 
         [BackgroundDependencyLoader]
-        private void load(NotificationManager notification, OsuColour colours, TextureStore textures, OsuGameBase game)
+        private void load(NotificationOverlay notification, OsuColour colours, TextureStore textures, OsuGameBase game, OsuConfigManager config)
         {
-            notificationManager = notification;
+            notificationOverlay = notification;
+            this.config = config;
+            this.game = game;
 
             AutoSizeAxes = Axes.Both;
             Anchor = Anchor.BottomCentre;
             Origin = Anchor.BottomCentre;
+
             Alpha = 0;
 
             Children = new Drawable[]
@@ -64,7 +71,7 @@ namespace osu.Desktop.Overlays
                                 },
                                 new OsuSpriteText
                                 {
-                                    Colour = game.IsDebug ? colours.Red : Color4.White,
+                                    Colour = DebugUtils.IsDebug ? colours.Red : Color4.White,
                                     Text = game.Version
                                 },
                             }
@@ -95,7 +102,37 @@ namespace osu.Desktop.Overlays
         protected override void LoadComplete()
         {
             base.LoadComplete();
-            State = Visibility.Visible;
+
+            var version = game.Version;
+            var lastVersion = config.Get<string>(OsuSetting.Version);
+            if (game.IsDeployedBuild && version != lastVersion)
+            {
+                config.Set(OsuSetting.Version, version);
+
+                // only show a notification if we've previously saved a version to the config file (ie. not the first run).
+                if (!string.IsNullOrEmpty(lastVersion))
+                    Scheduler.AddDelayed(() => notificationOverlay.Post(new UpdateCompleteNotification(version)), 5000);
+            }
+        }
+
+        private class UpdateCompleteNotification : SimpleNotification
+        {
+            public UpdateCompleteNotification(string version)
+            {
+                Text = $"You are now running osu!lazer {version}.\nClick to see what's new!";
+                Icon = FontAwesome.fa_check_square;
+                Activated = delegate
+                {
+                    Process.Start($"https://github.com/ppy/osu/releases/tag/v{version}");
+                    return true;
+                };
+            }
+
+            [BackgroundDependencyLoader]
+            private void load(OsuColour colours)
+            {
+                IconBackgound.Colour = colours.BlueDark;
+            }
         }
 
         protected override void Dispose(bool isDisposing)
@@ -121,7 +158,7 @@ namespace osu.Desktop.Overlays
                 if (notification == null)
                 {
                     notification = new UpdateProgressNotification { State = ProgressNotificationState.Active };
-                    Schedule(() => notificationManager.Post(notification));
+                    Schedule(() => notificationOverlay.Post(notification));
                 }
 
                 Schedule(() =>
@@ -180,7 +217,7 @@ namespace osu.Desktop.Overlays
 
         protected override void PopIn()
         {
-            FadeIn(1000);
+            this.FadeIn(1000);
         }
 
         protected override void PopOut()
@@ -191,7 +228,7 @@ namespace osu.Desktop.Overlays
         {
             private OsuGame game;
 
-            protected override Notification CreateCompletionNotification() => new ProgressCompletionNotification()
+            protected override Notification CreateCompletionNotification() => new ProgressCompletionNotification
             {
                 Text = @"Update ready to install. Click to restart!",
                 Activated = () =>
@@ -207,20 +244,20 @@ namespace osu.Desktop.Overlays
             {
                 this.game = game;
 
-                IconContent.Add(new Drawable[]
+                IconContent.AddRange(new Drawable[]
                 {
                     new Box
                     {
                         RelativeSizeAxes = Axes.Both,
-                        ColourInfo = ColourInfo.GradientVertical(colours.YellowDark, colours.Yellow)
+                        Colour = ColourInfo.GradientVertical(colours.YellowDark, colours.Yellow)
                     },
-                    new TextAwesome
+                    new SpriteIcon
                     {
                         Anchor = Anchor.Centre,
                         Origin = Anchor.Centre,
                         Icon = FontAwesome.fa_upload,
                         Colour = Color4.White,
-                        TextSize = 20
+                        Size = new Vector2(20),
                     }
                 });
             }

osu.Desktop/Program.cs

@@ -3,9 +3,9 @@
 
 using System;
 using System.IO;
-using osu.Desktop.Beatmaps.IO;
-using osu.Framework.Desktop;
-using osu.Framework.Desktop.Platform;
+using System.Linq;
+using osu.Framework;
+using osu.Framework.Platform;
 using osu.Game.IPC;
 
 namespace osu.Desktop
@@ -15,8 +15,6 @@ namespace osu.Desktop
         [STAThread]
         public static int Main(string[] args)
         {
-            LegacyFilesystemReader.Register();
-
             // Back up the cwd before DesktopGameHost changes it
             var cwd = Environment.CurrentDirectory;
 
@@ -36,7 +34,16 @@ namespace osu.Desktop
                 }
                 else
                 {
-                    host.Run(new OsuGameDesktop(args));
+                    switch (args.FirstOrDefault() ?? string.Empty)
+                    {
+                        case "--tests":
+                            host.Run(new OsuTestBrowser());
+                            break;
+                        default:
+                            host.Run(new OsuGameDesktop(args));
+                            break;
+                    }
+
                 }
                 return 0;
             }

osu.Desktop/Properties/AssemblyInfo.cs

@@ -22,7 +22,7 @@ using System.Runtime.InteropServices;
 [assembly: ComVisible(false)]
 
 // The following GUID is for the ID of the typelib if this project is exposed to COM
-[assembly: Guid("55e28cb2-7b6c-4595-8dcc-9871d8aad7e9")]
+[assembly: Guid("b0cb1d48-e4c2-4612-a347-beea7b1a71e7")]
 
 [assembly: AssemblyVersion("0.0.0")]
 [assembly: AssemblyFileVersion("0.0.0")]

osu.Desktop/app.config

@@ -0,0 +1,44 @@
+<?xml version="1.0" encoding="utf-8"?>
+<configuration>
+<startup><supportedRuntime version="v4.0" sku=".NETFramework,Version=v4.6.1" /></startup>
+  <runtime>
+    <assemblyBinding xmlns="urn:schemas-microsoft-com:asm.v1">
+      <dependentAssembly>
+        <assemblyIdentity name="Newtonsoft.Json" publicKeyToken="30ad4fe6b2a6aeed" culture="neutral" />
+        <bindingRedirect oldVersion="0.0.0.0-10.0.0.0" newVersion="10.0.0.0" />
+      </dependentAssembly>
+      <dependentAssembly>
+        <assemblyIdentity name="SharpCompress" publicKeyToken="afb0a02973931d96" culture="neutral" />
+        <bindingRedirect oldVersion="0.0.0.0-0.18.1.0" newVersion="0.18.1.0" />
+      </dependentAssembly>
+      <dependentAssembly>
+        <assemblyIdentity name="System.ValueTuple" publicKeyToken="cc7b13ffcd2ddd51" culture="neutral" />
+        <bindingRedirect oldVersion="0.0.0.0-4.0.2.0" newVersion="4.0.2.0" />
+      </dependentAssembly>
+      <dependentAssembly>
+        <assemblyIdentity name="System.Security.Cryptography.Algorithms" publicKeyToken="b03f5f7f11d50a3a" culture="neutral" />
+        <bindingRedirect oldVersion="0.0.0.0-4.1.0.0" newVersion="4.1.0.0" />
+      </dependentAssembly>
+      <dependentAssembly>
+        <assemblyIdentity name="System.IO.FileSystem" publicKeyToken="b03f5f7f11d50a3a" culture="neutral" />
+        <bindingRedirect oldVersion="0.0.0.0-4.0.2.0" newVersion="4.0.2.0" />
+      </dependentAssembly>
+      <dependentAssembly>
+        <assemblyIdentity name="System.IO.Compression" publicKeyToken="b77a5c561934e089" culture="neutral" />
+        <bindingRedirect oldVersion="0.0.0.0-4.1.2.0" newVersion="4.1.2.0" />
+      </dependentAssembly>
+      <dependentAssembly>
+        <assemblyIdentity name="System.IO.FileSystem.Primitives" publicKeyToken="b03f5f7f11d50a3a" culture="neutral" />
+        <bindingRedirect oldVersion="0.0.0.0-4.0.2.0" newVersion="4.0.2.0" />
+      </dependentAssembly>
+      <dependentAssembly>
+        <assemblyIdentity name="System.Security.Cryptography.Primitives" publicKeyToken="b03f5f7f11d50a3a" culture="neutral" />
+        <bindingRedirect oldVersion="0.0.0.0-4.0.1.0" newVersion="4.0.1.0" />
+      </dependentAssembly>
+      <dependentAssembly>
+        <assemblyIdentity name="System.Xml.XPath.XDocument" publicKeyToken="b03f5f7f11d50a3a" culture="neutral" />
+        <bindingRedirect oldVersion="0.0.0.0-4.0.2.0" newVersion="4.0.2.0" />
+      </dependentAssembly>
+    </assemblyBinding>
+  </runtime>
+</configuration>

osu.Desktop/osu.Desktop.csproj

@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="utf-8"?>
-<Project DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003" ToolsVersion="4.0">
+<Project DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003" ToolsVersion="12.0">
   <PropertyGroup>
-    <ProjectGuid>{2A66DD92-ADB1-4994-89E2-C94E04ACDA0D}</ProjectGuid>
+    <ProjectGuid>{419659FD-72EA-4678-9EB8-B22A746CED70}</ProjectGuid>
     <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
     <Platform Condition=" '$(Platform)' == '' ">AnyCPU</Platform>
     <OutputType>WinExe</OutputType>
@@ -22,7 +22,7 @@
     <RunPostBuildEvent>OnOutputUpdated</RunPostBuildEvent>
     <SignAssembly>false</SignAssembly>
     <TargetZone>LocalIntranet</TargetZone>
-    <TargetFrameworkVersion>v4.5</TargetFrameworkVersion>
+    <TargetFrameworkVersion>v4.6.1</TargetFrameworkVersion>
     <AutoGenerateBindingRedirects>true</AutoGenerateBindingRedirects>
     <PublishUrl>publish\</PublishUrl>
     <Install>true</Install>
@@ -57,7 +57,6 @@
     <UseVSHostingProcess>false</UseVSHostingProcess>
     <PlatformTarget>AnyCPU</PlatformTarget>
     <AllowUnsafeBlocks>true</AllowUnsafeBlocks>
-    <CodeAnalysisRuleSet>AllRules.ruleset</CodeAnalysisRuleSet>
     <RunCodeAnalysis>false</RunCodeAnalysis>
     <Prefer32Bit>false</Prefer32Bit>
     <TreatWarningsAsErrors>false</TreatWarningsAsErrors>
@@ -76,7 +75,6 @@
     <UseVSHostingProcess>false</UseVSHostingProcess>
     <PlatformTarget>AnyCPU</PlatformTarget>
     <AllowUnsafeBlocks>true</AllowUnsafeBlocks>
-    <CodeAnalysisRuleSet>AllRules.ruleset</CodeAnalysisRuleSet>
     <Prefer32Bit>false</Prefer32Bit>
     <TreatWarningsAsErrors>false</TreatWarningsAsErrors>
   </PropertyGroup>
@@ -90,6 +88,20 @@
   <PropertyGroup>
     <ApplicationManifest>Properties\app.manifest</ApplicationManifest>
   </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)' == 'VisualTests|AnyCPU'">
+    <DebugSymbols>true</DebugSymbols>
+    <OutputPath>bin\Debug\</OutputPath>
+    <DefineConstants>DEBUG</DefineConstants>
+    <AllowUnsafeBlocks>true</AllowUnsafeBlocks>
+    <WarningLevel>0</WarningLevel>
+    <NoStdLib>true</NoStdLib>
+    <DebugType>full</DebugType>
+    <PlatformTarget>AnyCPU</PlatformTarget>
+    <UseVSHostingProcess>false</UseVSHostingProcess>
+    <LangVersion>6</LangVersion>
+    <ErrorReport>prompt</ErrorReport>
+    <StartArguments>--tests</StartArguments>
+  </PropertyGroup>
   <ItemGroup>
     <Reference Include="DeltaCompressionDotNet, Version=1.1.0.0, Culture=neutral, PublicKeyToken=1d14d6e5194e7f4a, processorArchitecture=MSIL">
       <HintPath>$(SolutionDir)\packages\DeltaCompressionDotNet.1.1.0\lib\net20\DeltaCompressionDotNet.dll</HintPath>
@@ -121,38 +133,51 @@
     </Reference>
     <Reference Include="mscorlib" />
     <Reference Include="NuGet.Squirrel, Version=3.0.0.0, Culture=neutral, processorArchitecture=MSIL">
-      <HintPath>$(SolutionDir)\packages\squirrel.windows.1.5.2\lib\Net45\NuGet.Squirrel.dll</HintPath>
+      <HintPath>$(SolutionDir)\packages\squirrel.windows.1.7.8\lib\Net45\NuGet.Squirrel.dll</HintPath>
       <Private>True</Private>
     </Reference>
-    <Reference Include="OpenTK, Version=2.0.0.0, Culture=neutral, PublicKeyToken=bad199fe84eb3df4, processorArchitecture=MSIL">
-      <HintPath>$(SolutionDir)\packages\ppy.OpenTK.2.0.50727.1341\lib\net45\OpenTK.dll</HintPath>
+    <Reference Include="OpenTK, Version=3.0.0.0, Culture=neutral, PublicKeyToken=bad199fe84eb3df4, processorArchitecture=MSIL">
+      <HintPath>$(SolutionDir)\packages\OpenTK.3.0.0-git00009\lib\net20\OpenTK.dll</HintPath>
+      <Private>True</Private>
+    </Reference>
+    <Reference Include="SharpCompress, Version=0.18.1.0, Culture=neutral, PublicKeyToken=afb0a02973931d96, processorArchitecture=MSIL">
+      <HintPath>$(SolutionDir)\packages\SharpCompress.0.18.1\lib\net45\SharpCompress.dll</HintPath>
+      <Private>True</Private>
     </Reference>
     <Reference Include="Splat, Version=2.0.0.0, Culture=neutral, processorArchitecture=MSIL">
       <HintPath>$(SolutionDir)\packages\Splat.2.0.0\lib\Net45\Splat.dll</HintPath>
       <Private>True</Private>
     </Reference>
-    <Reference Include="Squirrel, Version=1.5.2.0, Culture=neutral, processorArchitecture=MSIL">
-      <HintPath>$(SolutionDir)\packages\squirrel.windows.1.5.2\lib\Net45\Squirrel.dll</HintPath>
+    <Reference Include="SQLitePCLRaw.batteries_green, Version=1.0.0.0, Culture=neutral, PublicKeyToken=a84b7dcfb1391f7f, processorArchitecture=MSIL">
+      <HintPath>$(SolutionDir)\packages\SQLitePCLRaw.bundle_green.1.1.8\lib\net45\SQLitePCLRaw.batteries_green.dll</HintPath>
+    </Reference>
+    <Reference Include="SQLitePCLRaw.batteries_v2, Version=1.0.0.0, Culture=neutral, PublicKeyToken=8226ea5df37bcae9, processorArchitecture=MSIL">
+      <HintPath>$(SolutionDir)\packages\SQLitePCLRaw.bundle_green.1.1.8\lib\net45\SQLitePCLRaw.batteries_v2.dll</HintPath>
+    </Reference>
+    <Reference Include="SQLitePCLRaw.core, Version=1.0.0.0, Culture=neutral, PublicKeyToken=1488e028ca7ab535, processorArchitecture=MSIL">
+      <HintPath>$(SolutionDir)\packages\SQLitePCLRaw.core.1.1.8\lib\net45\SQLitePCLRaw.core.dll</HintPath>
+    </Reference>
+    <Reference Include="SQLitePCLRaw.provider.e_sqlite3, Version=1.0.0.0, Culture=neutral, PublicKeyToken=9c301db686d0bd12, processorArchitecture=MSIL">
+      <HintPath>$(SolutionDir)\packages\SQLitePCLRaw.provider.e_sqlite3.net45.1.1.8\lib\net45\SQLitePCLRaw.provider.e_sqlite3.dll</HintPath>
+    </Reference>
+    <Reference Include="Squirrel, Version=1.7.8.0, Culture=neutral, processorArchitecture=MSIL">
+      <HintPath>$(SolutionDir)\packages\squirrel.windows.1.7.8\lib\Net45\Squirrel.dll</HintPath>
       <Private>True</Private>
     </Reference>
     <Reference Include="System" />
     <Reference Include="System.Drawing" />
     <Reference Include="System.Net.Http" />
-    <Reference Include="System.Net.Http.Extensions, Version=2.2.29.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, processorArchitecture=MSIL">
-      <HintPath>$(SolutionDir)\packages\Microsoft.Net.Http.2.2.29\lib\net45\System.Net.Http.Extensions.dll</HintPath>
+    <Reference Include="System.ValueTuple, Version=4.0.2.0, Culture=neutral, PublicKeyToken=cc7b13ffcd2ddd51">
+      <HintPath>$(SolutionDir)\packages\System.ValueTuple.4.4.0\lib\net461\System.ValueTuple.dll</HintPath>
       <Private>True</Private>
     </Reference>
-    <Reference Include="System.Net.Http.Primitives, Version=4.2.29.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, processorArchitecture=MSIL">
-      <HintPath>$(SolutionDir)\packages\Microsoft.Net.Http.2.2.29\lib\net45\System.Net.Http.Primitives.dll</HintPath>
-      <Private>True</Private>
-    </Reference>
-    <Reference Include="System.Net.Http.WebRequest" />
     <Reference Include="System.Windows.Forms" />
   </ItemGroup>
   <ItemGroup>
     <None Include="..\osu.licenseheader">
       <Link>osu.licenseheader</Link>
     </None>
+    <None Include="app.config" />
     <None Include="OpenTK.dll.config" />
     <None Include="osu!.res" />
     <None Include="packages.config" />
@@ -186,10 +211,16 @@
     </BootstrapperPackage>
   </ItemGroup>
   <ItemGroup>
-    <ProjectReference Include="..\osu-framework\osu.Framework.Desktop\osu.Framework.Desktop.csproj">
-      <Project>{65dc628f-a640-4111-ab35-3a5652bc1e17}</Project>
-      <Name>osu.Framework.Desktop</Name>
-    </ProjectReference>
+    <Compile Include="OsuGameDesktop.cs" />
+    <Compile Include="OsuTestBrowser.cs" />
+    <Compile Include="Overlays\VersionManager.cs" />
+    <Compile Include="Program.cs" />
+    <Compile Include="Properties\AssemblyInfo.cs" />
+  </ItemGroup>
+  <ItemGroup>
+    <EmbeddedResource Include="lazer.ico" />
+  </ItemGroup>
+  <ItemGroup>
     <ProjectReference Include="..\osu-framework\osu.Framework\osu.Framework.csproj">
       <Project>{c76bf5b3-985e-4d39-95fe-97c9c879b83a}</Project>
       <Name>osu.Framework</Name>
@@ -198,10 +229,6 @@
       <Project>{d9a367c9-4c1a-489f-9b05-a0cea2b53b58}</Project>
       <Name>osu.Game.Resources</Name>
     </ProjectReference>
-    <ProjectReference Include="..\osu.Game.Rulesets.Osu\osu.Game.Rulesets.Osu.csproj">
-      <Project>{c92a607b-1fdd-4954-9f92-03ff547d9080}</Project>
-      <Name>osu.Game.Rulesets.Osu</Name>
-    </ProjectReference>
     <ProjectReference Include="..\osu.Game.Rulesets.Catch\osu.Game.Rulesets.Catch.csproj">
       <Project>{58f6c80c-1253-4a0e-a465-b8c85ebeadf3}</Project>
       <Name>osu.Game.Rulesets.Catch</Name>
@@ -210,25 +237,23 @@
       <Project>{48f4582b-7687-4621-9cbe-5c24197cb536}</Project>
       <Name>osu.Game.Rulesets.Mania</Name>
     </ProjectReference>
+    <ProjectReference Include="..\osu.Game.Rulesets.Osu\osu.Game.Rulesets.Osu.csproj">
+      <Project>{c92a607b-1fdd-4954-9f92-03ff547d9080}</Project>
+      <Name>osu.Game.Rulesets.Osu</Name>
+    </ProjectReference>
     <ProjectReference Include="..\osu.Game.Rulesets.Taiko\osu.Game.Rulesets.Taiko.csproj">
       <Project>{f167e17a-7de6-4af5-b920-a5112296c695}</Project>
       <Name>osu.Game.Rulesets.Taiko</Name>
     </ProjectReference>
+    <ProjectReference Include="..\osu.Game.Tests\osu.Game.Tests.csproj">
+      <Project>{54377672-20b1-40af-8087-5cf73bf3953a}</Project>
+      <Name>osu.Game.Tests</Name>
+    </ProjectReference>
     <ProjectReference Include="..\osu.Game\osu.Game.csproj">
-      <Project>{0d3fbf8a-7464-4cf7-8c90-3e7886df2d4d}</Project>
+      <Project>{2a66dd92-adb1-4994-89e2-c94e04acda0d}</Project>
       <Name>osu.Game</Name>
     </ProjectReference>
   </ItemGroup>
-  <ItemGroup>
-    <Compile Include="OsuGameDesktop.cs" />
-    <Compile Include="Overlays\VersionManager.cs" />
-    <Compile Include="Program.cs" />
-    <Compile Include="Beatmaps\IO\LegacyFilesystemReader.cs" />
-    <Compile Include="Properties\AssemblyInfo.cs" />
-  </ItemGroup>
-  <ItemGroup>
-    <Content Include="lazer.ico" />
-  </ItemGroup>
   <Import Project="$(MSBuildBinPath)\Microsoft.CSharp.targets" />
   <!-- To modify your build process, add your task inside one of the targets below and uncomment it.
        Other similar extension points exist, see Microsoft.Common.targets.
@@ -249,4 +274,15 @@
     <PostBuildEvent>
     </PostBuildEvent>
   </PropertyGroup>
+  <Import Project="$(SolutionDir)\packages\SQLitePCLRaw.lib.e_sqlite3.linux.1.1.8\build\net35\SQLitePCLRaw.lib.e_sqlite3.linux.targets" Condition="Exists('$(SolutionDir)\packages\SQLitePCLRaw.lib.e_sqlite3.linux.1.1.8\build\net35\SQLitePCLRaw.lib.e_sqlite3.linux.targets')" />
+  <Target Name="EnsureNuGetPackageBuildImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project references NuGet package(s) that are missing on this computer. Use NuGet Package Restore to download them.  For more information, see http://go.microsoft.com/fwlink/?LinkID=322105. The missing file is {0}.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(SolutionDir)\packages\SQLitePCLRaw.lib.e_sqlite3.linux.1.1.8\build\net35\SQLitePCLRaw.lib.e_sqlite3.linux.targets')" Text="$([System.String]::Format('$(ErrorText)', '$(SolutionDir)\packages\SQLitePCLRaw.lib.e_sqlite3.linux.1.1.8\build\net35\SQLitePCLRaw.lib.e_sqlite3.linux.targets'))" />
+    <Error Condition="!Exists('$(SolutionDir)\packages\SQLitePCLRaw.lib.e_sqlite3.osx.1.1.8\build\net35\SQLitePCLRaw.lib.e_sqlite3.osx.targets')" Text="$([System.String]::Format('$(ErrorText)', '$(SolutionDir)\packages\SQLitePCLRaw.lib.e_sqlite3.osx.1.1.8\build\net35\SQLitePCLRaw.lib.e_sqlite3.osx.targets'))" />
+    <Error Condition="!Exists('$(SolutionDir)\packages\SQLitePCLRaw.lib.e_sqlite3.v110_xp.1.1.8\build\net35\SQLitePCLRaw.lib.e_sqlite3.v110_xp.targets')" Text="$([System.String]::Format('$(ErrorText)', '$(SolutionDir)\packages\SQLitePCLRaw.lib.e_sqlite3.v110_xp.1.1.8\build\net35\SQLitePCLRaw.lib.e_sqlite3.v110_xp.targets'))" />
+  </Target>
+  <Import Project="$(SolutionDir)\packages\SQLitePCLRaw.lib.e_sqlite3.osx.1.1.8\build\net35\SQLitePCLRaw.lib.e_sqlite3.osx.targets" Condition="Exists('$(SolutionDir)\packages\SQLitePCLRaw.lib.e_sqlite3.osx.1.1.8\build\net35\SQLitePCLRaw.lib.e_sqlite3.osx.targets')" />
+  <Import Project="$(SolutionDir)\packages\SQLitePCLRaw.lib.e_sqlite3.v110_xp.1.1.8\build\net35\SQLitePCLRaw.lib.e_sqlite3.v110_xp.targets" Condition="Exists('$(SolutionDir)\packages\SQLitePCLRaw.lib.e_sqlite3.v110_xp.1.1.8\build\net35\SQLitePCLRaw.lib.e_sqlite3.v110_xp.targets')" />
 </Project>

osu.Desktop/packages.config

@@ -5,9 +5,16 @@ Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/maste
 -->
 <packages>
   <package id="DeltaCompressionDotNet" version="1.1.0" targetFramework="net45" />
-  <package id="Microsoft.Net.Http" version="2.2.29" targetFramework="net45" />
   <package id="Mono.Cecil" version="0.9.6.4" targetFramework="net45" />
-  <package id="ppy.OpenTK" version="2.0.50727.1341" targetFramework="net45" />
+  <package id="OpenTK" version="3.0.0-git00009" targetFramework="net461" />
+  <package id="SharpCompress" version="0.18.1" targetFramework="net461" />
   <package id="Splat" version="2.0.0" targetFramework="net45" />
-  <package id="squirrel.windows" version="1.5.2" targetFramework="net45" />
+  <package id="SQLitePCLRaw.bundle_green" version="1.1.8" targetFramework="net461" />
+  <package id="SQLitePCLRaw.core" version="1.1.8" targetFramework="net461" />
+  <package id="SQLitePCLRaw.lib.e_sqlite3.linux" version="1.1.8" targetFramework="net461" />
+  <package id="SQLitePCLRaw.lib.e_sqlite3.osx" version="1.1.8" targetFramework="net461" />
+  <package id="SQLitePCLRaw.lib.e_sqlite3.v110_xp" version="1.1.8" targetFramework="net461" />
+  <package id="SQLitePCLRaw.provider.e_sqlite3.net45" version="1.1.8" targetFramework="net461" />
+  <package id="squirrel.windows" version="1.7.8" targetFramework="net461" />
+  <package id="System.ValueTuple" version="4.4.0" targetFramework="net461" />
 </packages>

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

@@ -5,8 +5,8 @@ using osu.Game.Beatmaps;
 using osu.Game.Rulesets.Catch.Objects;
 using System.Collections.Generic;
 using System;
+using osu.Game.Rulesets.Catch.UI;
 using osu.Game.Rulesets.Objects.Types;
-using osu.Game.Rulesets.Beatmaps;
 using osu.Game.Rulesets.Objects;
 
 namespace osu.Game.Rulesets.Catch.Beatmaps
@@ -15,9 +15,40 @@ namespace osu.Game.Rulesets.Catch.Beatmaps
     {
         protected override IEnumerable<Type> ValidConversionTypes { get; } = new[] { typeof(IHasXPosition) };
 
-        protected override IEnumerable<CatchBaseHit> ConvertHitObject(HitObject original, Beatmap beatmap)
+        protected override IEnumerable<CatchBaseHit> ConvertHitObject(HitObject obj, Beatmap beatmap)
         {
-            yield return null;
+            var curveData = obj as IHasCurve;
+            var positionData = obj as IHasPosition;
+            var comboData = obj as IHasCombo;
+
+            if (positionData == null)
+                yield break;
+
+            if (curveData != null)
+            {
+                yield return new JuiceStream
+                {
+                    StartTime = obj.StartTime,
+                    Samples = obj.Samples,
+                    ControlPoints = curveData.ControlPoints,
+                    CurveType = curveData.CurveType,
+                    Distance = curveData.Distance,
+                    RepeatSamples = curveData.RepeatSamples,
+                    RepeatCount = curveData.RepeatCount,
+                    X = positionData.X / CatchPlayfield.BASE_WIDTH,
+                    NewCombo = comboData?.NewCombo ?? false
+                };
+
+                yield break;
+            }
+
+            yield return new Fruit
+            {
+                StartTime = obj.StartTime,
+                Samples = obj.Samples,
+                NewCombo = comboData?.NewCombo ?? false,
+                X = positionData.X / CatchPlayfield.BASE_WIDTH
+            };
         }
     }
 }

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

@@ -0,0 +1,38 @@
+// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
+// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
+
+using osu.Game.Beatmaps;
+using osu.Game.Rulesets.Catch.Objects;
+
+namespace osu.Game.Rulesets.Catch.Beatmaps
+{
+    internal class CatchBeatmapProcessor : BeatmapProcessor<CatchBaseHit>
+    {
+        public override void PostProcess(Beatmap<CatchBaseHit> beatmap)
+        {
+            if (beatmap.ComboColors.Count == 0)
+                return;
+
+            int comboIndex = 0;
+            int colourIndex = 0;
+
+            CatchBaseHit lastObj = null;
+
+            foreach (var obj in beatmap.HitObjects)
+            {
+                if (obj.NewCombo)
+                {
+                    if (lastObj != null) lastObj.LastInCombo = true;
+
+                    comboIndex = 0;
+                    colourIndex = (colourIndex + 1) % beatmap.ComboColors.Count;
+                }
+
+                obj.ComboIndex = comboIndex++;
+                obj.ComboColour = beatmap.ComboColors[colourIndex];
+
+                lastObj = obj;
+            }
+        }
+    }
+}

osu.Game.Rulesets.Catch/CatchDifficultyCalculator.cs

@@ -2,7 +2,6 @@
 // Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
 
 using osu.Game.Beatmaps;
-using osu.Game.Rulesets.Beatmaps;
 using osu.Game.Rulesets.Catch.Beatmaps;
 using osu.Game.Rulesets.Catch.Objects;
 using System.Collections.Generic;

osu.Game.Rulesets.Catch/CatchInputManager.cs

@@ -0,0 +1,27 @@
+// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
+// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
+
+using System.ComponentModel;
+using osu.Framework.Input.Bindings;
+using osu.Game.Rulesets.UI;
+
+namespace osu.Game.Rulesets.Catch
+{
+    public class CatchInputManager : RulesetInputManager<CatchAction>
+    {
+        public CatchInputManager(RulesetInfo ruleset)
+            : base(ruleset, 0, SimultaneousBindingMode.Unique)
+        {
+        }
+    }
+
+    public enum CatchAction
+    {
+        [Description("Move left")]
+        MoveLeft,
+        [Description("Move right")]
+        MoveRight,
+        [Description("Engage dash")]
+        Dash
+    }
+}

osu.Game.Rulesets.Catch/CatchRuleset.cs

@@ -1,23 +1,31 @@
 // Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
 // Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
 
-using OpenTK.Input;
 using osu.Game.Beatmaps;
 using osu.Game.Graphics;
 using osu.Game.Rulesets.Catch.Mods;
 using osu.Game.Rulesets.Catch.UI;
 using osu.Game.Rulesets.Mods;
 using osu.Game.Rulesets.UI;
-using osu.Game.Screens.Play;
 using System.Collections.Generic;
-using osu.Game.Rulesets.Catch.Scoring;
-using osu.Game.Rulesets.Scoring;
+using osu.Framework.Graphics;
+using osu.Framework.Input.Bindings;
 
 namespace osu.Game.Rulesets.Catch
 {
     public class CatchRuleset : Ruleset
     {
-        public override HitRenderer CreateHitRendererWith(WorkingBeatmap beatmap) => new CatchHitRenderer(beatmap);
+        public override RulesetContainer CreateRulesetContainerWith(WorkingBeatmap beatmap, bool isForCurrentRuleset) => new CatchRulesetContainer(this, beatmap, isForCurrentRuleset);
+
+        public override IEnumerable<KeyBinding> GetDefaultKeyBindings(int variant = 0) => new[]
+        {
+            new KeyBinding(InputKey.Z, CatchAction.MoveLeft),
+            new KeyBinding(InputKey.Left, CatchAction.MoveLeft),
+            new KeyBinding(InputKey.X, CatchAction.MoveRight),
+            new KeyBinding(InputKey.Right, CatchAction.MoveRight),
+            new KeyBinding(InputKey.Shift, CatchAction.Dash),
+            new KeyBinding(InputKey.Shift, CatchAction.Dash),
+        };
 
         public override IEnumerable<Mod> GetModsFor(ModType type)
         {
@@ -28,7 +36,14 @@ namespace osu.Game.Rulesets.Catch
                     {
                         new CatchModEasy(),
                         new CatchModNoFail(),
-                        new CatchModHalfTime(),
+                        new MultiMod
+                        {
+                            Mods = new Mod[]
+                            {
+                                new CatchModHalfTime(),
+                                new CatchModDaycore(),
+                            },
+                        },
                     };
 
                 case ModType.DifficultyIncrease:
@@ -78,19 +93,15 @@ namespace osu.Game.Rulesets.Catch
 
         public override string Description => "osu!catch";
 
-        public override FontAwesome Icon => FontAwesome.fa_osu_fruits_o;
-
-        public override IEnumerable<KeyCounter> CreateGameplayKeys() => new KeyCounter[]
-        {
-            new KeyCounterKeyboard(Key.ShiftLeft),
-            new KeyCounterMouse(MouseButton.Left),
-            new KeyCounterMouse(MouseButton.Right)
-        };
+        public override Drawable CreateIcon() => new SpriteIcon { Icon = FontAwesome.fa_osu_fruits_o };
 
         public override DifficultyCalculator CreateDifficultyCalculator(Beatmap beatmap) => new CatchDifficultyCalculator(beatmap);
 
-        public override ScoreProcessor CreateScoreProcessor() => new CatchScoreProcessor();
-
         public override int LegacyID => 2;
+
+        public CatchRuleset(RulesetInfo rulesetInfo)
+            : base(rulesetInfo)
+        {
+        }
     }
 }

osu.Game.Rulesets.Catch/Judgements/CatchJudgement.cs

@@ -7,8 +7,6 @@ namespace osu.Game.Rulesets.Catch.Judgements
 {
     public class CatchJudgement : Judgement
     {
-        public override string ResultString => string.Empty;
-
-        public override string MaxResultString => string.Empty;
+        // todo: wangs
     }
 }

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

@@ -17,7 +17,7 @@ namespace osu.Game.Rulesets.Catch.Mods
 
     public class CatchModHidden : ModHidden
     {
-        public override string Description => @"Play with no approach circles and fading notes for a slight score advantage.";
+        public override string Description => @"Play with fading notes for a slight score advantage.";
         public override double ScoreMultiplier => 1.06;
     }
 
@@ -32,6 +32,11 @@ namespace osu.Game.Rulesets.Catch.Mods
 
     }
 
+    public class CatchModDaycore : ModDaycore
+    {
+        public override double ScoreMultiplier => 0.5;
+    }
+
     public class CatchModDoubleTime : ModDoubleTime
     {
         public override double ScoreMultiplier => 1.06;

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

@@ -2,11 +2,23 @@
 // Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
 
 using osu.Game.Rulesets.Objects;
+using osu.Game.Rulesets.Objects.Types;
+using OpenTK.Graphics;
 
 namespace osu.Game.Rulesets.Catch.Objects
 {
-    public abstract class CatchBaseHit : HitObject
+    public abstract class CatchBaseHit : HitObject, IHasXPosition, IHasCombo
     {
-        public float Position { get; set; }
+        public float X { get; set; }
+
+        public Color4 ComboColour { get; set; } = Color4.Gray;
+        public int ComboIndex { get; set; }
+
+        public virtual bool NewCombo { get; set; }
+
+        /// <summary>
+        /// The next fruit starts a new combo. Used for explodey.
+        /// </summary>
+        public virtual bool LastInCombo { get; set; }
     }
 }

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

@@ -0,0 +1,60 @@
+// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
+// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
+
+using System;
+using osu.Framework.Graphics;
+using osu.Game.Rulesets.Judgements;
+using osu.Game.Rulesets.Objects.Drawables;
+
+namespace osu.Game.Rulesets.Catch.Objects.Drawable
+{
+    public abstract class DrawableCatchHitObject<TObject> : DrawableCatchHitObject
+        where TObject : CatchBaseHit
+    {
+        public new TObject HitObject;
+
+        protected DrawableCatchHitObject(TObject hitObject)
+            : base(hitObject)
+        {
+            HitObject = hitObject;
+        }
+    }
+
+    public abstract class DrawableCatchHitObject : DrawableScrollingHitObject<CatchBaseHit>
+    {
+        protected DrawableCatchHitObject(CatchBaseHit hitObject)
+            : base(hitObject)
+        {
+            RelativePositionAxes = Axes.Both;
+            X = hitObject.X;
+            Y = (float)HitObject.StartTime;
+        }
+
+        public Func<CatchBaseHit, bool> CheckPosition;
+
+        protected override void CheckForJudgements(bool userTriggered, double timeOffset)
+        {
+            if (timeOffset > 0)
+                AddJudgement(new Judgement { Result = CheckPosition?.Invoke(HitObject) ?? false ? HitResult.Perfect : HitResult.Miss });
+        }
+
+        private const float preempt = 1000;
+
+        protected override void UpdateState(ArmedState state)
+        {
+            using (BeginAbsoluteSequence(HitObject.StartTime - preempt))
+            {
+                // animation
+                this.FadeIn(200);
+            }
+
+            switch (state)
+            {
+                case ArmedState.Miss:
+                    using (BeginAbsoluteSequence(HitObject.StartTime, true))
+                        this.FadeOut(250).RotateTo(Rotation * 2, 250, Easing.Out);
+                    break;
+            }
+        }
+    }
+}

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

@@ -0,0 +1,34 @@
+// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
+// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
+
+using osu.Framework.Allocation;
+using osu.Framework.Graphics;
+using osu.Game.Rulesets.Catch.Objects.Drawable.Pieces;
+using OpenTK;
+
+namespace osu.Game.Rulesets.Catch.Objects.Drawable
+{
+    public class DrawableDroplet : DrawableCatchHitObject<Droplet>
+    {
+        public DrawableDroplet(Droplet h)
+            : base(h)
+        {
+            Origin = Anchor.Centre;
+
+            Size = new Vector2(Pulp.PULP_SIZE);
+
+            AccentColour = h.ComboColour;
+            Masking = false;
+        }
+
+        [BackgroundDependencyLoader]
+        private void load()
+        {
+            Child = new Pulp
+            {
+                AccentColour = AccentColour,
+                Scale = new Vector2(0.8f),
+            };
+        }
+    }
+}

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

@@ -3,37 +3,73 @@
 
 using osu.Framework.Allocation;
 using osu.Framework.Graphics;
-using osu.Framework.Graphics.Sprites;
-using osu.Framework.Graphics.Textures;
-using osu.Framework.Graphics.Transforms;
+using osu.Framework.Graphics.Containers;
+using osu.Framework.MathUtils;
+using osu.Game.Rulesets.Catch.Objects.Drawable.Pieces;
 using OpenTK;
 
 namespace osu.Game.Rulesets.Catch.Objects.Drawable
 {
-    internal class DrawableFruit : Sprite
+    public class DrawableFruit : DrawableCatchHitObject<Fruit>
     {
-        private readonly CatchBaseHit h;
-
-        public DrawableFruit(CatchBaseHit h)
+        public DrawableFruit(Fruit h)
+            : base(h)
         {
-            this.h = h;
-
             Origin = Anchor.Centre;
-            Scale = new Vector2(0.1f);
-            RelativePositionAxes = Axes.Y;
-            Position = new Vector2(h.Position, -0.1f);
+
+            Size = new Vector2(Pulp.PULP_SIZE * 2.2f, Pulp.PULP_SIZE * 2.8f);
+            AccentColour = HitObject.ComboColour;
+            Masking = false;
+
+            Rotation = (float)(RNG.NextDouble() - 0.5f) * 40;
         }
 
         [BackgroundDependencyLoader]
-        private void load(TextureStore textures)
+        private void load()
         {
-            Texture = textures.Get(@"Menu/logo");
-
-            const double duration = 0;
-
-            Transforms.Add(new TransformPosition { StartTime = h.StartTime - 200, EndTime = h.StartTime, StartValue = new Vector2(h.Position, -0.1f), EndValue = new Vector2(h.Position, 0.9f) });
-            Transforms.Add(new TransformAlpha { StartTime = h.StartTime + duration + 200, EndTime = h.StartTime + duration + 400, StartValue = 1, EndValue = 0 });
-            Expire(true);
+            Children = new Framework.Graphics.Drawable[]
+            {
+                //todo: share this more
+                new BufferedContainer
+                {
+                    RelativeSizeAxes = Axes.Both,
+                    CacheDrawnFrameBuffer = true,
+                    Children = new Framework.Graphics.Drawable[]
+                    {
+                        new Pulp
+                        {
+                            RelativePositionAxes = Axes.Both,
+                            Anchor = Anchor.TopCentre,
+                            Origin = Anchor.TopCentre,
+                            AccentColour = AccentColour,
+                            Scale = new Vector2(0.6f),
+                        },
+                        new Pulp
+                        {
+                            RelativePositionAxes = Axes.Both,
+                            Anchor = Anchor.CentreLeft,
+                            Origin = Anchor.CentreLeft,
+                            AccentColour = AccentColour,
+                            Y = -0.08f
+                        },
+                        new Pulp
+                        {
+                            RelativePositionAxes = Axes.Both,
+                            Anchor = Anchor.CentreRight,
+                            Origin = Anchor.CentreRight,
+                            AccentColour = AccentColour,
+                            Y = -0.08f
+                        },
+                        new Pulp
+                        {
+                            RelativePositionAxes = Axes.Both,
+                            Anchor = Anchor.BottomCentre,
+                            Origin = Anchor.BottomCentre,
+                            AccentColour = AccentColour,
+                        },
+                    }
+                }
+            };
         }
     }
 }

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

@@ -0,0 +1,54 @@
+// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
+// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
+
+using osu.Framework.Graphics;
+using osu.Framework.Graphics.Containers;
+using OpenTK;
+using osu.Game.Rulesets.Objects.Drawables;
+
+namespace osu.Game.Rulesets.Catch.Objects.Drawable
+{
+    public class DrawableJuiceStream : DrawableCatchHitObject<JuiceStream>
+    {
+        private readonly Container dropletContainer;
+
+        public DrawableJuiceStream(JuiceStream s) : base(s)
+        {
+            RelativeSizeAxes = Axes.Both;
+            Height = (float)HitObject.Duration;
+            X = 0;
+
+            Child = dropletContainer = new Container
+            {
+                RelativeSizeAxes = Axes.Both,
+                RelativeChildOffset = new Vector2(0, (float)HitObject.StartTime),
+                RelativeChildSize = new Vector2(1, (float)HitObject.Duration)
+            };
+
+            foreach (CatchBaseHit tick in s.Ticks)
+            {
+                TinyDroplet tiny = tick as TinyDroplet;
+                if (tiny != null)
+                {
+                    AddNested(new DrawableDroplet(tiny) { Scale = new Vector2(0.5f) });
+                    continue;
+                }
+
+                Droplet droplet = tick as Droplet;
+                if (droplet != null)
+                    AddNested(new DrawableDroplet(droplet));
+
+                Fruit fruit = tick as Fruit;
+                if (fruit != null)
+                    AddNested(new DrawableFruit(fruit));
+            }
+        }
+
+        protected override void AddNested(DrawableHitObject<CatchBaseHit> h)
+        {
+            ((DrawableCatchHitObject)h).CheckPosition = o => CheckPosition?.Invoke(o) ?? false;
+            dropletContainer.Add(h);
+            base.AddNested(h);
+        }
+    }
+}

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

@@ -0,0 +1,43 @@
+// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
+// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
+
+using osu.Framework.Extensions.Color4Extensions;
+using osu.Framework.Graphics;
+using osu.Framework.Graphics.Containers;
+using osu.Framework.Graphics.Shapes;
+using osu.Game.Graphics;
+using OpenTK;
+using OpenTK.Graphics;
+
+namespace osu.Game.Rulesets.Catch.Objects.Drawable.Pieces
+{
+    public class Pulp : Circle, IHasAccentColour
+    {
+        public const float PULP_SIZE = 20;
+
+        public Pulp()
+        {
+            Size = new Vector2(PULP_SIZE);
+
+            Blending = BlendingMode.Additive;
+            Colour = Color4.White.Opacity(0.9f);
+        }
+
+        private Color4 accentColour;
+        public Color4 AccentColour
+        {
+            get { return accentColour; }
+            set
+            {
+                accentColour = value;
+
+                EdgeEffect = new EdgeEffectParameters
+                {
+                    Type = EdgeEffectType.Glow,
+                    Radius = 5,
+                    Colour = accentColour.Lighten(100),
+                };
+            }
+        }
+    }
+}

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

@@ -0,0 +1,169 @@
+// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
+// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
+
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using osu.Game.Audio;
+using osu.Game.Beatmaps;
+using osu.Game.Beatmaps.ControlPoints;
+using osu.Game.Rulesets.Catch.UI;
+using osu.Game.Rulesets.Objects;
+using osu.Game.Rulesets.Objects.Types;
+using OpenTK;
+using osu.Framework.Lists;
+
+namespace osu.Game.Rulesets.Catch.Objects
+{
+    public class JuiceStream : CatchBaseHit, IHasCurve
+    {
+        /// <summary>
+        /// Positional distance that results in a duration of one second, before any speed adjustments.
+        /// </summary>
+        private const float base_scoring_distance = 100;
+
+        public readonly SliderCurve Curve = new SliderCurve();
+
+        public int RepeatCount { get; set; } = 1;
+
+        public double Velocity;
+        public double TickDistance;
+
+        public override void ApplyDefaults(ControlPointInfo controlPointInfo, BeatmapDifficulty difficulty)
+        {
+            base.ApplyDefaults(controlPointInfo, difficulty);
+
+            TimingControlPoint timingPoint = controlPointInfo.TimingPointAt(StartTime);
+            DifficultyControlPoint difficultyPoint = controlPointInfo.DifficultyPointAt(StartTime);
+
+            double scoringDistance = base_scoring_distance * difficulty.SliderMultiplier * difficultyPoint.SpeedMultiplier;
+
+            Velocity = scoringDistance / timingPoint.BeatLength;
+            TickDistance = scoringDistance / difficulty.SliderTickRate;
+        }
+
+        public IEnumerable<CatchBaseHit> Ticks
+        {
+            get
+            {
+                SortedList<CatchBaseHit> ticks = new SortedList<CatchBaseHit>((a, b) => a.StartTime.CompareTo(b.StartTime));
+
+                if (TickDistance == 0)
+                    return ticks;
+
+                var length = Curve.Distance;
+                var tickDistance = Math.Min(TickDistance, length);
+                var repeatDuration = length / Velocity;
+
+                var minDistanceFromEnd = Velocity * 0.01;
+
+                ticks.Add(new Fruit
+                {
+                    Samples = Samples,
+                    ComboColour = ComboColour,
+                    StartTime = StartTime,
+                    X = X
+                });
+
+                for (var repeat = 0; repeat < RepeatCount; repeat++)
+                {
+                    var repeatStartTime = StartTime + repeat * repeatDuration;
+                    var reversed = repeat % 2 == 1;
+
+                    for (var d = tickDistance; d <= length; d += tickDistance)
+                    {
+                        if (d > length - minDistanceFromEnd)
+                            break;
+
+                        var timeProgress = d / length;
+                        var distanceProgress = reversed ? 1 - timeProgress : timeProgress;
+
+                        var lastTickTime = repeatStartTime + timeProgress * repeatDuration;
+                        ticks.Add(new Droplet
+                        {
+                            StartTime = lastTickTime,
+                            ComboColour = ComboColour,
+                            X = Curve.PositionAt(distanceProgress).X / CatchPlayfield.BASE_WIDTH,
+                            Samples = new SampleInfoList(Samples.Select(s => new SampleInfo
+                            {
+                                Bank = s.Bank,
+                                Name = @"slidertick",
+                                Volume = s.Volume
+                            }))
+                        });
+                    }
+
+                    double tinyTickInterval = tickDistance / length * repeatDuration;
+                    while (tinyTickInterval > 100)
+                        tinyTickInterval /= 2;
+
+                    for (double t = 0; t < repeatDuration; t += tinyTickInterval)
+                    {
+                        double progress = reversed ? 1 - t / repeatDuration : t / repeatDuration;
+
+                        ticks.Add(new TinyDroplet
+                        {
+                            StartTime = repeatStartTime + t,
+                            ComboColour = ComboColour,
+                            X = Curve.PositionAt(progress).X / CatchPlayfield.BASE_WIDTH,
+                            Samples = new SampleInfoList(Samples.Select(s => new SampleInfo
+                            {
+                                Bank = s.Bank,
+                                Name = @"slidertick",
+                                Volume = s.Volume
+                            }))
+                        });
+                    }
+
+                    ticks.Add(new Fruit
+                    {
+                        Samples = Samples,
+                        ComboColour = ComboColour,
+                        StartTime = repeatStartTime + repeatDuration,
+                        X = Curve.PositionAt(reversed ? 0 : 1).X / CatchPlayfield.BASE_WIDTH
+                    });
+                }
+
+                return ticks;
+            }
+        }
+
+        public double EndTime => StartTime + RepeatCount * Curve.Distance / Velocity;
+
+        public float EndX => Curve.PositionAt(ProgressAt(1)).X / CatchPlayfield.BASE_WIDTH;
+
+        public double Duration => EndTime - StartTime;
+
+        public double Distance
+        {
+            get { return Curve.Distance; }
+            set { Curve.Distance = value; }
+        }
+
+        public List<Vector2> ControlPoints
+        {
+            get { return Curve.ControlPoints; }
+            set { Curve.ControlPoints = value; }
+        }
+
+        public List<SampleInfoList> RepeatSamples { get; set; } = new List<SampleInfoList>();
+
+        public CurveType CurveType
+        {
+            get { return Curve.CurveType; }
+            set { Curve.CurveType = value; }
+        }
+
+        public Vector2 PositionAt(double progress) => Curve.PositionAt(ProgressAt(progress));
+
+        public double ProgressAt(double progress)
+        {
+            double p = progress * RepeatCount % 1;
+            if (RepeatAt(progress) % 2 == 1)
+                p = 1 - p;
+            return p;
+        }
+
+        public int RepeatAt(double progress) => (int)(progress * RepeatCount);
+    }
+}

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

@@ -1,11 +1,9 @@
 // Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
 // Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
 
-using osu.Framework.Graphics;
-
-namespace osu.Game.Screens.Menu
+namespace osu.Game.Rulesets.Catch.Objects
 {
-    internal class MenuVisualisation : Drawable
+    public class TinyDroplet : Droplet
     {
     }
 }

osu.Game.Rulesets.Catch/OpenTK.dll.config

@@ -1,7 +1,3 @@
-<!--
-Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
-Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
--->
 <configuration>
   <dllmap os="linux" dll="opengl32.dll" target="libGL.so.1"/>
   <dllmap os="linux" dll="glu32.dll" target="libGLU.so.1"/>

osu.Game.Rulesets.Catch/Properties/AssemblyInfo.cs

@@ -8,11 +8,11 @@ using System.Runtime.InteropServices;
 // set of attributes. Change these attribute values to modify the information
 // associated with an assembly.
 [assembly: AssemblyTitle("osu.Game.Rulesets.Catch")]
-[assembly: AssemblyDescription("")]
+[assembly: AssemblyDescription("catch the fruit. to the beat.")]
 [assembly: AssemblyConfiguration("")]
-[assembly: AssemblyCompany("")]
+[assembly: AssemblyCompany("ppy Pty Ltd")]
 [assembly: AssemblyProduct("osu.Game.Rulesets.Catch")]
-[assembly: AssemblyCopyright("Copyright ©  2016")]
+[assembly: AssemblyCopyright("ppy Pty Ltd 2007-2017")]
 [assembly: AssemblyTrademark("")]
 [assembly: AssemblyCulture("")]
 
@@ -24,15 +24,5 @@ using System.Runtime.InteropServices;
 // The following GUID is for the ID of the typelib if this project is exposed to COM
 [assembly: Guid("58f6c80c-1253-4a0e-a465-b8c85ebeadf3")]
 
-// Version information for an assembly consists of the following four values:
-//
-//      Major Version
-//      Minor Version
-//      Build Number
-//      Revision
-//
-// You can specify all the values or you can default the Build and Revision Numbers
-// by using the '*' as shown below:
-// [assembly: AssemblyVersion("1.0.*")]
 [assembly: AssemblyVersion("1.0.0.0")]
 [assembly: AssemblyFileVersion("1.0.0.0")]

osu.Game.Rulesets.Catch/Scoring/CatchScoreProcessor.cs

@@ -1,26 +1,46 @@
 // Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
 // Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
 
+using osu.Game.Beatmaps;
 using osu.Game.Rulesets.Catch.Judgements;
 using osu.Game.Rulesets.Catch.Objects;
+using osu.Game.Rulesets.Objects.Drawables;
 using osu.Game.Rulesets.Scoring;
 using osu.Game.Rulesets.UI;
 
 namespace osu.Game.Rulesets.Catch.Scoring
 {
-    internal class CatchScoreProcessor : ScoreProcessor<CatchBaseHit, CatchJudgement>
+    internal class CatchScoreProcessor : ScoreProcessor<CatchBaseHit>
     {
-        public CatchScoreProcessor()
+        public CatchScoreProcessor(RulesetContainer<CatchBaseHit> rulesetContainer)
+            : base(rulesetContainer)
         {
         }
 
-        public CatchScoreProcessor(HitRenderer<CatchBaseHit, CatchJudgement> hitRenderer)
-            : base(hitRenderer)
+        protected override void SimulateAutoplay(Beatmap<CatchBaseHit> beatmap)
         {
-        }
+            foreach (var obj in beatmap.HitObjects)
+            {
+                var stream = obj as JuiceStream;
 
-        protected override void OnNewJudgement(CatchJudgement judgement)
-        {
+                if (stream != null)
+                {
+                    AddJudgement(new CatchJudgement { Result = HitResult.Perfect });
+                    AddJudgement(new CatchJudgement { Result = HitResult.Perfect });
+
+                    foreach (var unused in stream.Ticks)
+                        AddJudgement(new CatchJudgement { Result = HitResult.Perfect });
+
+                    continue;
+                }
+
+                var fruit = obj as Fruit;
+
+                if (fruit != null)
+                    AddJudgement(new CatchJudgement { Result = HitResult.Perfect });
+            }
+
+            base.SimulateAutoplay(beatmap);
         }
     }
 }

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

@@ -0,0 +1,16 @@
+// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
+// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
+
+using NUnit.Framework;
+
+namespace osu.Game.Rulesets.Catch.Tests
+{
+    [TestFixture]
+    [Ignore("getting CI working")]
+    public class TestCaseCatchPlayer : Game.Tests.Visual.TestCasePlayer
+    {
+        public TestCaseCatchPlayer() : base(typeof(CatchRuleset))
+        {
+        }
+    }
+}

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

@@ -0,0 +1,28 @@
+// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
+// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
+
+using NUnit.Framework;
+using osu.Game.Beatmaps;
+using osu.Game.Rulesets.Catch.Objects;
+
+namespace osu.Game.Rulesets.Catch.Tests
+{
+    [TestFixture]
+    [Ignore("getting CI working")]
+    public class TestCaseCatchStacker : Game.Tests.Visual.TestCasePlayer
+    {
+        public TestCaseCatchStacker() : base(typeof(CatchRuleset))
+        {
+        }
+
+        protected override Beatmap CreateBeatmap()
+        {
+            var beatmap = new Beatmap();
+
+            for (int i = 0; i < 256; i++)
+                beatmap.HitObjects.Add(new Fruit { X = 0.5f, StartTime = i * 100, NewCombo = i % 8 == 0 });
+
+            return beatmap;
+        }
+    }
+}

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

@@ -0,0 +1,44 @@
+// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
+// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
+
+using System;
+using System.Collections.Generic;
+using NUnit.Framework;
+using osu.Framework.Allocation;
+using osu.Framework.Graphics;
+using osu.Game.Rulesets.Catch.UI;
+using osu.Game.Tests.Visual;
+using OpenTK;
+
+namespace osu.Game.Rulesets.Catch.Tests
+{
+    [TestFixture]
+    [Ignore("getting CI working")]
+    internal class TestCaseCatcher : OsuTestCase
+    {
+        public override IReadOnlyList<Type> RequiredTypes => new[]
+        {
+            typeof(Catcher),
+        };
+
+        [BackgroundDependencyLoader]
+        private void load(RulesetStore rulesets)
+        {
+            Children = new Drawable[]
+            {
+                new CatchInputManager(rulesets.GetRuleset(2))
+                {
+                    RelativeSizeAxes = Axes.Both,
+                    Child = new Catcher
+                    {
+                        RelativePositionAxes = Axes.Both,
+                        RelativeSizeAxes = Axes.Both,
+                        Anchor = Anchor.BottomLeft,
+                        Origin = Anchor.BottomLeft,
+                        Size = new Vector2(1, 0.2f),
+                    }
+                },
+            };
+        }
+    }
+}

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

@@ -1,31 +0,0 @@
-// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
-// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
-
-using osu.Game.Beatmaps;
-using osu.Game.Rulesets.Beatmaps;
-using osu.Game.Rulesets.Catch.Beatmaps;
-using osu.Game.Rulesets.Catch.Judgements;
-using osu.Game.Rulesets.Catch.Objects;
-using osu.Game.Rulesets.Catch.Scoring;
-using osu.Game.Rulesets.Objects.Drawables;
-using osu.Game.Rulesets.Scoring;
-using osu.Game.Rulesets.UI;
-
-namespace osu.Game.Rulesets.Catch.UI
-{
-    public class CatchHitRenderer : HitRenderer<CatchBaseHit, CatchJudgement>
-    {
-        public CatchHitRenderer(WorkingBeatmap beatmap)
-            : base(beatmap)
-        {
-        }
-
-        public override ScoreProcessor CreateScoreProcessor() => new CatchScoreProcessor(this);
-
-        protected override BeatmapConverter<CatchBaseHit> CreateBeatmapConverter() => new CatchBeatmapConverter();
-
-        protected override Playfield<CatchBaseHit, CatchJudgement> CreatePlayfield() => new CatchPlayfield();
-
-        protected override DrawableHitObject<CatchBaseHit, CatchJudgement> GetVisualRepresentation(CatchBaseHit h) => null;
-    }
-}

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

@@ -1,24 +1,95 @@
 // Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
 // Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
 
+using System;
 using osu.Framework.Graphics;
-using osu.Framework.Graphics.Sprites;
-using osu.Game.Rulesets.Catch.Objects;
 using osu.Game.Rulesets.UI;
 using OpenTK;
-using osu.Game.Rulesets.Catch.Judgements;
+using osu.Framework.Graphics.Containers;
+using osu.Game.Rulesets.Catch.Objects;
+using osu.Game.Rulesets.Catch.Objects.Drawable;
+using osu.Game.Rulesets.Judgements;
+using osu.Game.Rulesets.Objects.Drawables;
 
 namespace osu.Game.Rulesets.Catch.UI
 {
-    public class CatchPlayfield : Playfield<CatchBaseHit, CatchJudgement>
+    public class CatchPlayfield : ScrollingPlayfield
     {
-        public CatchPlayfield()
-        {
-            Size = new Vector2(1, 0.9f);
-            Anchor = Anchor.BottomCentre;
-            Origin = Anchor.BottomCentre;
+        public static readonly float BASE_WIDTH = 512;
 
-            Add(new Box { RelativeSizeAxes = Axes.Both, Alpha = 0.5f });
+        protected override Container<Drawable> Content => content;
+        private readonly Container<Drawable> content;
+
+        private readonly Container catcherContainer;
+        private readonly Catcher catcher;
+
+        public CatchPlayfield()
+            : base(Axes.Y)
+        {
+            Container explodingFruitContainer;
+
+            Reversed.Value = true;
+
+            Anchor = Anchor.TopCentre;
+            Origin = Anchor.TopCentre;
+
+            InternalChildren = new Drawable[]
+            {
+                content = new Container<Drawable>
+                {
+                    RelativeSizeAxes = Axes.Both,
+                },
+                explodingFruitContainer = new Container
+                {
+                    RelativeSizeAxes = Axes.Both,
+                },
+                catcherContainer = new Container
+                {
+                    RelativeSizeAxes = Axes.X,
+                    Anchor = Anchor.BottomLeft,
+                    Origin = Anchor.TopLeft,
+                    Height = 180,
+                    Child = catcher = new Catcher
+                    {
+                        ExplodingFruitTarget = explodingFruitContainer,
+                        RelativePositionAxes = Axes.Both,
+                        Origin = Anchor.TopCentre,
+                        X = 0.5f,
+                    }
+                }
+            };
+        }
+
+        protected override void Update()
+        {
+            base.Update();
+            catcher.Size = new Vector2(catcherContainer.DrawSize.Y);
+        }
+
+        public bool CheckIfWeCanCatch(CatchBaseHit obj) => Math.Abs(catcher.Position.X - obj.X) < catcher.DrawSize.X / DrawSize.X / 2;
+
+        public override void Add(DrawableHitObject h)
+        {
+            h.Depth = (float)h.HitObject.StartTime;
+
+            base.Add(h);
+
+            var fruit = (DrawableCatchHitObject)h;
+            fruit.CheckPosition = CheckIfWeCanCatch;
+        }
+
+        public override void OnJudgement(DrawableHitObject judgedObject, Judgement judgement)
+        {
+            if (judgement.IsHit)
+            {
+                Vector2 screenPosition = judgedObject.ScreenSpaceDrawQuad.Centre;
+
+                // todo: don't do this
+                (judgedObject.Parent as Container<DrawableHitObject>)?.Remove(judgedObject);
+                (judgedObject.Parent as Container)?.Remove(judgedObject);
+
+                catcher.Add(judgedObject, screenPosition);
+            }
         }
     }
-}
+}

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

@@ -0,0 +1,46 @@
+// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
+// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
+
+using osu.Framework.Input;
+using osu.Game.Beatmaps;
+using osu.Game.Rulesets.Catch.Beatmaps;
+using osu.Game.Rulesets.Catch.Objects;
+using osu.Game.Rulesets.Catch.Objects.Drawable;
+using osu.Game.Rulesets.Catch.Scoring;
+using osu.Game.Rulesets.Objects.Drawables;
+using osu.Game.Rulesets.Scoring;
+using osu.Game.Rulesets.UI;
+
+namespace osu.Game.Rulesets.Catch.UI
+{
+    public class CatchRulesetContainer : ScrollingRulesetContainer<CatchPlayfield, CatchBaseHit>
+    {
+        public CatchRulesetContainer(Ruleset ruleset, WorkingBeatmap beatmap, bool isForCurrentRuleset)
+            : base(ruleset, beatmap, isForCurrentRuleset)
+        {
+        }
+
+        public override ScoreProcessor CreateScoreProcessor() => new CatchScoreProcessor(this);
+
+        protected override BeatmapProcessor<CatchBaseHit> CreateBeatmapProcessor() => new CatchBeatmapProcessor();
+
+        protected override BeatmapConverter<CatchBaseHit> CreateBeatmapConverter() => new CatchBeatmapConverter();
+
+        protected override Playfield CreatePlayfield() => new CatchPlayfield();
+
+        public override PassThroughInputManager CreateInputManager() => new CatchInputManager(Ruleset.RulesetInfo);
+
+        protected override DrawableHitObject<CatchBaseHit> GetVisualRepresentation(CatchBaseHit h)
+        {
+            var fruit = h as Fruit;
+            if (fruit != null)
+                return new DrawableFruit(fruit);
+
+            var stream = h as JuiceStream;
+            if (stream != null)
+                return new DrawableJuiceStream(stream);
+
+            return null;
+        }
+    }
+}

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

@@ -0,0 +1,193 @@
+// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
+// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
+
+using System;
+using System.Linq;
+using osu.Framework.Allocation;
+using osu.Framework.Graphics;
+using osu.Framework.Graphics.Containers;
+using osu.Framework.Graphics.Sprites;
+using osu.Framework.Graphics.Textures;
+using osu.Framework.Input.Bindings;
+using osu.Framework.MathUtils;
+using osu.Game.Rulesets.Catch.Objects;
+using osu.Game.Rulesets.Objects.Drawables;
+using OpenTK;
+
+namespace osu.Game.Rulesets.Catch.UI
+{
+    public class Catcher : Container, IKeyBindingHandler<CatchAction>
+    {
+        private Texture texture;
+
+        private Container<DrawableHitObject> caughtFruit;
+
+        public Container ExplodingFruitTarget;
+
+        [BackgroundDependencyLoader]
+        private void load(TextureStore textures)
+        {
+            texture = textures.Get(@"Play/Catch/fruit-catcher-idle");
+
+            Children = new Drawable[]
+            {
+                createCatcherSprite(),
+                caughtFruit = new Container<DrawableHitObject>
+                {
+                    Anchor = Anchor.TopCentre,
+                    Origin = Anchor.BottomCentre,
+                }
+            };
+        }
+
+        private int currentDirection;
+
+        private bool dashing;
+
+        protected bool Dashing
+        {
+            get { return dashing; }
+            set
+            {
+                if (value == dashing) return;
+
+                dashing = value;
+
+                if (dashing)
+                    Schedule(addAdditiveSprite);
+            }
+        }
+
+        private void addAdditiveSprite()
+        {
+            if (!dashing) return;
+
+            var additive = createCatcherSprite();
+
+            additive.RelativePositionAxes = Axes.Both;
+            additive.Blending = BlendingMode.Additive;
+            additive.Position = Position;
+            additive.Scale = Scale;
+
+            ((Container)Parent).Add(additive);
+
+            additive.FadeTo(0.4f).FadeOut(800, Easing.OutQuint).Expire();
+
+            Scheduler.AddDelayed(addAdditiveSprite, 50);
+        }
+
+        private Sprite createCatcherSprite() => new Sprite
+        {
+            RelativeSizeAxes = Axes.Both,
+            FillMode = FillMode.Fit,
+            Texture = texture,
+            OriginPosition = new Vector2(DrawWidth / 2, 10) //temporary until the sprite is aligned correctly.
+        };
+
+        public bool OnPressed(CatchAction action)
+        {
+            switch (action)
+            {
+                case CatchAction.MoveLeft:
+                    currentDirection--;
+                    return true;
+                case CatchAction.MoveRight:
+                    currentDirection++;
+                    return true;
+                case CatchAction.Dash:
+                    Dashing = true;
+                    return true;
+            }
+
+            return false;
+        }
+
+        public bool OnReleased(CatchAction action)
+        {
+            switch (action)
+            {
+                case CatchAction.MoveLeft:
+                    currentDirection++;
+                    return true;
+                case CatchAction.MoveRight:
+                    currentDirection--;
+                    return true;
+                case CatchAction.Dash:
+                    Dashing = false;
+                    return true;
+            }
+
+            return false;
+        }
+
+        /// <summary>
+        /// The relative space to cover in 1 millisecond. based on 1 game pixel per millisecond as in osu-stable.
+        /// </summary>
+        private const double base_speed = 1.0 / 512;
+
+        protected override void Update()
+        {
+            base.Update();
+
+            if (currentDirection == 0) return;
+
+            double dashModifier = Dashing ? 1 : 0.5;
+
+            Scale = new Vector2(Math.Sign(currentDirection), 1);
+            X = (float)MathHelper.Clamp(X + Math.Sign(currentDirection) * Clock.ElapsedFrameTime * base_speed * dashModifier, 0, 1);
+        }
+
+        public void Add(DrawableHitObject fruit, Vector2 absolutePosition)
+        {
+            fruit.RelativePositionAxes = Axes.None;
+            fruit.Position = new Vector2(ToLocalSpace(absolutePosition).X - DrawSize.X / 2, 0);
+
+            fruit.Anchor = Anchor.TopCentre;
+            fruit.Origin = Anchor.BottomCentre;
+            fruit.Scale *= 0.7f;
+            fruit.LifetimeEnd = double.MaxValue;
+
+            float distance = fruit.DrawSize.X / 2 * fruit.Scale.X;
+
+            while (caughtFruit.Any(f => f.LifetimeEnd == double.MaxValue && Vector2Extensions.DistanceSquared(f.Position, fruit.Position) < distance * distance))
+            {
+                fruit.X += RNG.Next(-5, 5);
+                fruit.Y -= RNG.Next(0, 5);
+            }
+
+            caughtFruit.Add(fruit);
+
+            if (((CatchBaseHit)fruit.HitObject).LastInCombo)
+                explode();
+        }
+
+        private void explode()
+        {
+            var fruit = caughtFruit.ToArray();
+
+            foreach (var f in fruit)
+            {
+                var originalX = f.X * Scale.X;
+
+                if (ExplodingFruitTarget != null)
+                {
+                    f.Anchor = Anchor.TopLeft;
+                    f.Position = caughtFruit.ToSpaceOfOtherDrawable(f.DrawPosition, ExplodingFruitTarget);
+
+                    caughtFruit.Remove(f);
+
+                    ExplodingFruitTarget.Add(f);
+                }
+
+                f.MoveToY(f.Y - 50, 250, Easing.OutSine)
+                .Then()
+                .MoveToY(f.Y + 50, 500, Easing.InSine);
+
+                f.MoveToX(f.X + originalX * 6, 1000);
+                f.FadeOut(750);
+
+                f.Expire();
+            }
+        }
+    }
+}

osu.Game.Rulesets.Catch/app.config

@@ -0,0 +1,19 @@
+<?xml version="1.0" encoding="utf-8"?>
+<configuration>
+  <runtime>
+    <assemblyBinding xmlns="urn:schemas-microsoft-com:asm.v1">
+      <dependentAssembly>
+        <assemblyIdentity name="Newtonsoft.Json" publicKeyToken="30ad4fe6b2a6aeed" culture="neutral" />
+        <bindingRedirect oldVersion="0.0.0.0-10.0.0.0" newVersion="10.0.0.0" />
+      </dependentAssembly>
+      <dependentAssembly>
+        <assemblyIdentity name="SharpCompress" publicKeyToken="afb0a02973931d96" culture="neutral" />
+        <bindingRedirect oldVersion="0.0.0.0-0.18.1.0" newVersion="0.18.1.0" />
+      </dependentAssembly>
+      <dependentAssembly>
+        <assemblyIdentity name="System.ValueTuple" publicKeyToken="cc7b13ffcd2ddd51" culture="neutral"/>
+        <bindingRedirect oldVersion="0.0.0.0-4.0.2.0" newVersion="4.0.2.0"/>
+      </dependentAssembly>
+    </assemblyBinding>
+  </runtime>
+</configuration>

osu.Game.Rulesets.Catch/osu.Game.Rulesets.Catch.csproj

@@ -9,7 +9,7 @@
     <AppDesignerFolder>Properties</AppDesignerFolder>
     <RootNamespace>osu.Game.Rulesets.Catch</RootNamespace>
     <AssemblyName>osu.Game.Rulesets.Catch</AssemblyName>
-    <TargetFrameworkVersion>v4.5</TargetFrameworkVersion>
+    <TargetFrameworkVersion>v4.6.1</TargetFrameworkVersion>
     <FileAlignment>512</FileAlignment>
   </PropertyGroup>
   <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
@@ -33,30 +33,41 @@
     <TreatWarningsAsErrors>false</TreatWarningsAsErrors>
   </PropertyGroup>
   <ItemGroup>
-    <Reference Include="OpenTK, Version=2.0.0.0, Culture=neutral, PublicKeyToken=bad199fe84eb3df4, processorArchitecture=MSIL">
-      <HintPath>$(SolutionDir)\packages\ppy.OpenTK.2.0.50727.1341\lib\net45\OpenTK.dll</HintPath>
+    <Reference Include="nunit.framework, Version=3.8.1.0, Culture=neutral, PublicKeyToken=2638cd05610744eb, processorArchitecture=MSIL">
+      <HintPath>$(SolutionDir)\packages\NUnit.3.8.1\lib\net45\nunit.framework.dll</HintPath>
+      <Private>True</Private>
+    </Reference>
+    <Reference Include="OpenTK, Version=3.0.0.0, Culture=neutral, PublicKeyToken=bad199fe84eb3df4, processorArchitecture=MSIL">
+      <HintPath>$(SolutionDir)\packages\OpenTK.3.0.0-git00009\lib\net20\OpenTK.dll</HintPath>
+      <Private>True</Private>
     </Reference>
     <Reference Include="System" />
+    <Reference Include="System.Collections" />
     <Reference Include="System.Core" />
-    <Reference Include="System.Drawing" />
-    <Reference Include="System.Xml.Linq" />
-    <Reference Include="System.Data.DataSetExtensions" />
-    <Reference Include="Microsoft.CSharp" />
-    <Reference Include="System.Data" />
-    <Reference Include="System.Net.Http" />
-    <Reference Include="System.Xml" />
   </ItemGroup>
   <ItemGroup>
     <Compile Include="Beatmaps\CatchBeatmapConverter.cs" />
+    <Compile Include="Beatmaps\CatchBeatmapProcessor.cs" />
     <Compile Include="CatchDifficultyCalculator.cs" />
+    <Compile Include="CatchInputManager.cs" />
+    <Compile Include="Objects\Drawable\DrawableCatchHitObject.cs" />
+    <Compile Include="Objects\Drawable\DrawableDroplet.cs" />
+    <Compile Include="Objects\Drawable\DrawableJuiceStream.cs" />
+    <Compile Include="Objects\Drawable\Pieces\Pulp.cs" />
+    <Compile Include="Objects\JuiceStream.cs" />
     <Compile Include="Scoring\CatchScoreProcessor.cs" />
     <Compile Include="Judgements\CatchJudgement.cs" />
     <Compile Include="Objects\CatchBaseHit.cs" />
     <Compile Include="Objects\Drawable\DrawableFruit.cs" />
     <Compile Include="Objects\Droplet.cs" />
     <Compile Include="Objects\Fruit.cs" />
+    <Compile Include="Objects\TinyDroplet.cs" />
     <Compile Include="Properties\AssemblyInfo.cs" />
-    <Compile Include="UI\CatchHitRenderer.cs" />
+    <Compile Include="Tests\TestCaseCatcher.cs" />
+    <Compile Include="Tests\TestCaseCatchStacker.cs" />
+    <Compile Include="Tests\TestCaseCatchPlayer.cs" />
+    <Compile Include="UI\Catcher.cs" />
+    <Compile Include="UI\CatchRulesetContainer.cs" />
     <Compile Include="UI\CatchPlayfield.cs" />
     <Compile Include="CatchRuleset.cs" />
     <Compile Include="Mods\CatchMod.cs" />
@@ -65,6 +76,7 @@
     <None Include="..\osu.licenseheader">
       <Link>osu.licenseheader</Link>
     </None>
+    <None Include="app.config" />
     <None Include="OpenTK.dll.config" />
     <None Include="packages.config" />
   </ItemGroup>
@@ -72,14 +84,12 @@
     <ProjectReference Include="..\osu-framework\osu.Framework\osu.Framework.csproj">
       <Project>{C76BF5B3-985E-4D39-95FE-97C9C879B83A}</Project>
       <Name>osu.Framework</Name>
-    </ProjectReference>
-    <ProjectReference Include="..\osu.Game.Rulesets.Osu\osu.Game.Rulesets.Osu.csproj">
-      <Project>{C92A607B-1FDD-4954-9F92-03FF547D9080}</Project>
-      <Name>osu.Game.Rulesets.Osu</Name>
+      <Private>True</Private>
     </ProjectReference>
     <ProjectReference Include="..\osu.Game\osu.Game.csproj">
-      <Project>{0D3FBF8A-7464-4CF7-8C90-3E7886DF2D4D}</Project>
+      <Project>{2a66dd92-adb1-4994-89e2-c94e04acda0d}</Project>
       <Name>osu.Game</Name>
+      <Private>True</Private>
     </ProjectReference>
   </ItemGroup>
   <Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />

osu.Game.Rulesets.Catch/packages.config

@@ -1,9 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
-
-<!--
-Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
-Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
--->
 <packages>
-  <package id="ppy.OpenTK" version="2.0.50727.1341" targetFramework="net45" />
+  <package id="NUnit" version="3.8.1" targetFramework="net461" />
+  <package id="OpenTK" version="3.0.0-git00009" targetFramework="net461" />
 </packages>

osu.Game.Rulesets.Mania/Beatmaps/ManiaBeatmapConverter.cs

@@ -1,23 +1,209 @@
 // Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
 // Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
 
-using osu.Game.Beatmaps;
 using osu.Game.Rulesets.Mania.Objects;
-using System.Collections.Generic;
 using System;
-using osu.Game.Rulesets.Objects.Types;
-using osu.Game.Rulesets.Beatmaps;
+using System.Collections.Generic;
+using osu.Game.Beatmaps;
 using osu.Game.Rulesets.Objects;
+using osu.Game.Rulesets.Objects.Types;
+using osu.Game.Rulesets.Mania.Beatmaps.Patterns;
+using osu.Game.Rulesets.Mania.MathUtils;
+using osu.Game.Rulesets.Mania.Beatmaps.Patterns.Legacy;
+using OpenTK;
+using osu.Game.Audio;
 
 namespace osu.Game.Rulesets.Mania.Beatmaps
 {
-    internal class ManiaBeatmapConverter : BeatmapConverter<ManiaBaseHit>
+    public class ManiaBeatmapConverter : BeatmapConverter<ManiaHitObject>
     {
+        /// <summary>
+        /// Maximum number of previous notes to consider for density calculation.
+        /// </summary>
+        private const int max_notes_for_density = 7;
+
         protected override IEnumerable<Type> ValidConversionTypes { get; } = new[] { typeof(IHasXPosition) };
 
-        protected override IEnumerable<ManiaBaseHit> ConvertHitObject(HitObject original, Beatmap beatmap)
+        private Pattern lastPattern = new Pattern();
+        private FastRandom random;
+        private Beatmap beatmap;
+
+        private readonly int availableColumns;
+        private readonly bool isForCurrentRuleset;
+
+        public ManiaBeatmapConverter(bool isForCurrentRuleset, int availableColumns)
         {
-            yield return null;
+            if (availableColumns <= 0) throw new ArgumentOutOfRangeException(nameof(availableColumns));
+
+            this.isForCurrentRuleset = isForCurrentRuleset;
+            this.availableColumns = availableColumns;
+        }
+
+        protected override Beatmap<ManiaHitObject> ConvertBeatmap(Beatmap original)
+        {
+            beatmap = original;
+
+            BeatmapDifficulty difficulty = original.BeatmapInfo.BaseDifficulty;
+
+            int seed = (int)Math.Round(difficulty.DrainRate + difficulty.CircleSize) * 20 + (int)(difficulty.OverallDifficulty * 41.2) + (int)Math.Round(difficulty.ApproachRate);
+            random = new FastRandom(seed);
+
+            return base.ConvertBeatmap(original);
+        }
+
+        protected override IEnumerable<ManiaHitObject> ConvertHitObject(HitObject original, Beatmap beatmap)
+        {
+            var maniaOriginal = original as ManiaHitObject;
+            if (maniaOriginal != null)
+            {
+                yield return maniaOriginal;
+                yield break;
+            }
+
+            var objects = isForCurrentRuleset ? generateSpecific(original) : generateConverted(original);
+
+            if (objects == null)
+                yield break;
+
+            foreach (ManiaHitObject obj in objects)
+                yield return obj;
+        }
+
+        private readonly List<double> prevNoteTimes = new List<double>(max_notes_for_density);
+        private double density = int.MaxValue;
+        private void computeDensity(double newNoteTime)
+        {
+            if (prevNoteTimes.Count == max_notes_for_density)
+                prevNoteTimes.RemoveAt(0);
+            prevNoteTimes.Add(newNoteTime);
+
+            density = (prevNoteTimes[prevNoteTimes.Count - 1] - prevNoteTimes[0]) / prevNoteTimes.Count;
+        }
+
+        private double lastTime;
+        private Vector2 lastPosition;
+        private PatternType lastStair;
+        private void recordNote(double time, Vector2 position)
+        {
+            lastTime = time;
+            lastPosition = position;
+        }
+
+        /// <summary>
+        /// Method that generates hit objects for osu!mania specific beatmaps.
+        /// </summary>
+        /// <param name="original">The original hit object.</param>
+        /// <returns>The hit objects generated.</returns>
+        private IEnumerable<ManiaHitObject> generateSpecific(HitObject original)
+        {
+            var generator = new SpecificBeatmapPatternGenerator(random, original, beatmap, availableColumns, lastPattern);
+
+            Pattern newPattern = generator.Generate();
+            lastPattern = newPattern;
+
+            return newPattern.HitObjects;
+        }
+
+        /// <summary>
+        /// Method that generates hit objects for non-osu!mania beatmaps.
+        /// </summary>
+        /// <param name="original">The original hit object.</param>
+        /// <returns>The hit objects generated.</returns>
+        private IEnumerable<ManiaHitObject> generateConverted(HitObject original)
+        {
+            var endTimeData = original as IHasEndTime;
+            var distanceData = original as IHasDistance;
+            var positionData = original as IHasPosition;
+
+            // Following lines currently commented out to appease resharper
+
+            Patterns.PatternGenerator conversion = null;
+
+            if (distanceData != null)
+                conversion = new DistanceObjectPatternGenerator(random, original, beatmap, availableColumns, lastPattern);
+            else if (endTimeData != null)
+                conversion = new EndTimeObjectPatternGenerator(random, original, beatmap, availableColumns);
+            else if (positionData != null)
+            {
+                computeDensity(original.StartTime);
+
+                conversion = new HitObjectPatternGenerator(random, original, beatmap, availableColumns, lastPattern, lastTime, lastPosition, density, lastStair);
+
+                recordNote(original.StartTime, positionData.Position);
+            }
+
+            if (conversion == null)
+                return null;
+
+            Pattern newPattern = conversion.Generate();
+            lastPattern = newPattern;
+
+            var stairPatternGenerator = (HitObjectPatternGenerator)conversion;
+            lastStair = stairPatternGenerator.StairType;
+
+            return newPattern.HitObjects;
+        }
+
+        /// <summary>
+        /// A pattern generator for osu!mania-specific beatmaps.
+        /// </summary>
+        private class SpecificBeatmapPatternGenerator : Patterns.Legacy.PatternGenerator
+        {
+            public SpecificBeatmapPatternGenerator(FastRandom random, HitObject hitObject, Beatmap beatmap, int availableColumns, Pattern previousPattern)
+                : base(random, hitObject, beatmap, availableColumns, previousPattern)
+            {
+            }
+
+            public override Pattern Generate()
+            {
+                var endTimeData = HitObject as IHasEndTime;
+                var positionData = HitObject as IHasXPosition;
+
+                int column = GetColumn(positionData?.X ?? 0);
+
+                var pattern = new Pattern();
+
+                if (endTimeData != null)
+                {
+                    pattern.Add(new HoldNote
+                    {
+                        StartTime = HitObject.StartTime,
+                        Duration = endTimeData.Duration,
+                        Column = column,
+                        Head = { Samples = sampleInfoListAt(HitObject.StartTime) },
+                        Tail = { Samples = sampleInfoListAt(endTimeData.EndTime) },
+                    });
+                }
+                else if (positionData != null)
+                {
+                    pattern.Add(new Note
+                    {
+                        StartTime = HitObject.StartTime,
+                        Samples = HitObject.Samples,
+                        Column = column
+                    });
+                }
+
+                return pattern;
+            }
+
+            /// <summary>
+            /// Retrieves the sample info list at a point in time.
+            /// </summary>
+            /// <param name="time">The time to retrieve the sample info list from.</param>
+            /// <returns></returns>
+            private SampleInfoList sampleInfoListAt(double time)
+            {
+                var curveData = HitObject as IHasCurve;
+
+                if (curveData == null)
+                    return HitObject.Samples;
+
+                double segmentTime = (curveData.EndTime - HitObject.StartTime) / curveData.RepeatCount;
+
+                int index = (int)(segmentTime == 0 ? 0 : (time - HitObject.StartTime) / segmentTime);
+                return curveData.RepeatSamples[index];
+            }
         }
     }
 }

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

@@ -0,0 +1,488 @@
+// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
+// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
+
+using System;
+using System.Linq;
+using osu.Game.Audio;
+using osu.Game.Beatmaps;
+using osu.Game.Rulesets.Mania.MathUtils;
+using osu.Game.Rulesets.Objects;
+using osu.Game.Rulesets.Objects.Types;
+using osu.Game.Rulesets.Mania.Objects;
+using osu.Game.Beatmaps.ControlPoints;
+
+namespace osu.Game.Rulesets.Mania.Beatmaps.Patterns.Legacy
+{
+    /// <summary>
+    /// A pattern generator for IHasDistance hit objects.
+    /// </summary>
+    internal class DistanceObjectPatternGenerator : PatternGenerator
+    {
+        /// <summary>
+        /// Base osu! slider scoring distance.
+        /// </summary>
+        private const float osu_base_scoring_distance = 100;
+
+        private readonly double endTime;
+        private readonly double segmentDuration;
+        private readonly int repeatCount;
+
+        private PatternType convertType;
+
+        public DistanceObjectPatternGenerator(FastRandom random, HitObject hitObject, Beatmap beatmap, int availableColumns, Pattern previousPattern)
+            : base(random, hitObject, beatmap, availableColumns, previousPattern)
+        {
+            convertType = PatternType.None;
+            if (Beatmap.ControlPointInfo.EffectPointAt(hitObject.StartTime).KiaiMode)
+                convertType = PatternType.LowProbability;
+
+            var distanceData = hitObject as IHasDistance;
+            var repeatsData = hitObject as IHasRepeats;
+
+            repeatCount = repeatsData?.RepeatCount ?? 1;
+
+            TimingControlPoint timingPoint = beatmap.ControlPointInfo.TimingPointAt(hitObject.StartTime);
+            DifficultyControlPoint difficultyPoint = beatmap.ControlPointInfo.DifficultyPointAt(hitObject.StartTime);
+
+            // The true distance, accounting for any repeats
+            double distance = (distanceData?.Distance ?? 0) * repeatCount;
+            // The velocity of the osu! hit object - calculated as the velocity of a slider
+            double osuVelocity = osu_base_scoring_distance * beatmap.BeatmapInfo.BaseDifficulty.SliderMultiplier * difficultyPoint.SpeedMultiplier / timingPoint.BeatLength;
+            // The duration of the osu! hit object
+            double osuDuration = distance / osuVelocity;
+
+            endTime = hitObject.StartTime + osuDuration;
+            segmentDuration = (endTime - HitObject.StartTime) / repeatCount;
+        }
+
+        public override Pattern Generate()
+        {
+            if (repeatCount > 1)
+            {
+                if (segmentDuration <= 90)
+                    return generateRandomHoldNotes(HitObject.StartTime, 1);
+
+                if (segmentDuration <= 120)
+                {
+                    convertType |= PatternType.ForceNotStack;
+                    return generateRandomNotes(HitObject.StartTime, repeatCount + 1);
+                }
+
+                if (segmentDuration <= 160)
+                    return generateStair(HitObject.StartTime);
+
+                if (segmentDuration <= 200 && ConversionDifficulty > 3)
+                    return generateRandomMultipleNotes(HitObject.StartTime);
+
+                double duration = endTime - HitObject.StartTime;
+                if (duration >= 4000)
+                    return generateNRandomNotes(HitObject.StartTime, 0.23, 0, 0);
+
+                if (segmentDuration > 400 && repeatCount < AvailableColumns - 1 - RandomStart)
+                    return generateTiledHoldNotes(HitObject.StartTime);
+
+                return generateHoldAndNormalNotes(HitObject.StartTime);
+            }
+
+            if (segmentDuration <= 110)
+            {
+                if (PreviousPattern.ColumnWithObjects < AvailableColumns)
+                    convertType |= PatternType.ForceNotStack;
+                else
+                    convertType &= ~PatternType.ForceNotStack;
+                return generateRandomNotes(HitObject.StartTime, segmentDuration < 80 ? 1 : 2);
+            }
+
+            if (ConversionDifficulty > 6.5)
+            {
+                if ((convertType & PatternType.LowProbability) > 0)
+                    return generateNRandomNotes(HitObject.StartTime, 0.78, 0.3, 0);
+                return generateNRandomNotes(HitObject.StartTime, 0.85, 0.36, 0.03);
+            }
+
+            if (ConversionDifficulty > 4)
+            {
+                if ((convertType & PatternType.LowProbability) > 0)
+                    return generateNRandomNotes(HitObject.StartTime, 0.43, 0.08, 0);
+                return generateNRandomNotes(HitObject.StartTime, 0.56, 0.18, 0);
+            }
+
+            if (ConversionDifficulty > 2.5)
+            {
+                if ((convertType & PatternType.LowProbability) > 0)
+                    return generateNRandomNotes(HitObject.StartTime, 0.3, 0, 0);
+                return generateNRandomNotes(HitObject.StartTime, 0.37, 0.08, 0);
+            }
+
+            if ((convertType & PatternType.LowProbability) > 0)
+                return generateNRandomNotes(HitObject.StartTime, 0.17, 0, 0);
+            return generateNRandomNotes(HitObject.StartTime, 0.27, 0, 0);
+        }
+
+        /// <summary>
+        /// Generates random hold notes that start at an span the same amount of rows.
+        /// </summary>
+        /// <param name="startTime">Start time of each hold note.</param>
+        /// <param name="noteCount">Number of hold notes.</param>
+        /// <returns>The <see cref="Pattern"/> containing the hit objects.</returns>
+        private Pattern generateRandomHoldNotes(double startTime, int noteCount)
+        {
+            // - - - -
+            // ■ - ■ ■
+            // □ - □ □
+            // ■ - ■ ■
+
+            var pattern = new Pattern();
+
+            int usableColumns = AvailableColumns - RandomStart - PreviousPattern.ColumnWithObjects;
+            int nextColumn = Random.Next(RandomStart, AvailableColumns);
+            for (int i = 0; i < Math.Min(usableColumns, noteCount); i++)
+            {
+                while (pattern.ColumnHasObject(nextColumn) || PreviousPattern.ColumnHasObject(nextColumn))  //find available column
+                    nextColumn = Random.Next(RandomStart, AvailableColumns);
+                addToPattern(pattern, nextColumn, startTime, endTime);
+            }
+
+            // This is can't be combined with the above loop due to RNG
+            for (int i = 0; i < noteCount - usableColumns; i++)
+            {
+                while (pattern.ColumnHasObject(nextColumn))
+                    nextColumn = Random.Next(RandomStart, AvailableColumns);
+                addToPattern(pattern, nextColumn, startTime, endTime);
+            }
+
+            return pattern;
+        }
+
+        /// <summary>
+        /// Generates random notes, with one note per row and no stacking.
+        /// </summary>
+        /// <param name="startTime">The start time.</param>
+        /// <param name="noteCount">The number of notes.</param>
+        /// <returns>The <see cref="Pattern"/> containing the hit objects.</returns>
+        private Pattern generateRandomNotes(double startTime, int noteCount)
+        {
+            // - - - -
+            // x - - -
+            // - - x -
+            // - - - x
+            // x - - -
+
+            var pattern = new Pattern();
+
+            int nextColumn = GetColumn((HitObject as IHasXPosition)?.X ?? 0, true);
+            if ((convertType & PatternType.ForceNotStack) > 0 && PreviousPattern.ColumnWithObjects < AvailableColumns)
+            {
+                while (PreviousPattern.ColumnHasObject(nextColumn))
+                    nextColumn = Random.Next(RandomStart, AvailableColumns);
+            }
+
+            int lastColumn = nextColumn;
+            for (int i = 0; i < noteCount; i++)
+            {
+                addToPattern(pattern, nextColumn, startTime, startTime);
+                while (nextColumn == lastColumn)
+                    nextColumn = Random.Next(RandomStart, AvailableColumns);
+
+                lastColumn = nextColumn;
+                startTime += segmentDuration;
+            }
+
+            return pattern;
+        }
+
+        /// <summary>
+        /// Generates a stair of notes, with one note per row.
+        /// </summary>
+        /// <param name="startTime">The start time.</param>
+        /// <returns>The <see cref="Pattern"/> containing the hit objects.</returns>
+        private Pattern generateStair(double startTime)
+        {
+            // - - - -
+            // x - - -
+            // - x - -
+            // - - x -
+            // - - - x
+            // - - x -
+            // - x - -
+            // x - - -
+
+            var pattern = new Pattern();
+
+            int column = GetColumn((HitObject as IHasXPosition)?.X ?? 0, true);
+            bool increasing = Random.NextDouble() > 0.5;
+
+            for (int i = 0; i <= repeatCount; i++)
+            {
+                addToPattern(pattern, column, startTime, startTime);
+                startTime += segmentDuration;
+
+                // Check if we're at the borders of the stage, and invert the pattern if so
+                if (increasing)
+                {
+                    if (column >= AvailableColumns - 1)
+                    {
+                        increasing = false;
+                        column--;
+                    }
+                    else
+                        column++;
+                }
+                else
+                {
+                    if (column <= RandomStart)
+                    {
+                        increasing = true;
+                        column++;
+                    }
+                    else
+                        column--;
+                }
+            }
+
+            return pattern;
+        }
+
+        /// <summary>
+        /// Generates random notes with 1-2 notes per row and no stacking.
+        /// </summary>
+        /// <param name="startTime">The start time.</param>
+        /// <returns>The <see cref="Pattern"/> containing the hit objects.</returns>
+        private Pattern generateRandomMultipleNotes(double startTime)
+        {
+            // - - - -
+            // x - - -
+            // - x x -
+            // - - - x
+            // x - x -
+
+            var pattern = new Pattern();
+
+            bool legacy = AvailableColumns >= 4 && AvailableColumns <= 8;
+            int interval = Random.Next(1, AvailableColumns - (legacy ? 1 : 0));
+
+            int nextColumn = GetColumn((HitObject as IHasXPosition)?.X ?? 0, true);
+            for (int i = 0; i <= repeatCount; i++)
+            {
+                addToPattern(pattern, nextColumn, startTime, startTime);
+
+                nextColumn += interval;
+                if (nextColumn >= AvailableColumns - RandomStart)
+                    nextColumn = nextColumn - AvailableColumns - RandomStart + (legacy ? 1 : 0);
+                nextColumn += RandomStart;
+
+                // If we're in 2K, let's not add many consecutive doubles
+                if (AvailableColumns > 2)
+                    addToPattern(pattern, nextColumn, startTime, startTime);
+
+                nextColumn = Random.Next(RandomStart, AvailableColumns);
+                startTime += segmentDuration;
+            }
+
+            return pattern;
+        }
+
+        /// <summary>
+        /// Generates random hold notes. The amount of hold notes generated is determined by probabilities.
+        /// </summary>
+        /// <param name="startTime">The hold note start time.</param>
+        /// <param name="p2">The probability required for 2 hold notes to be generated.</param>
+        /// <param name="p3">The probability required for 3 hold notes to be generated.</param>
+        /// <param name="p4">The probability required for 4 hold notes to be generated.</param>
+        /// <returns>The <see cref="Pattern"/> containing the hit objects.</returns>
+        private Pattern generateNRandomNotes(double startTime, double p2, double p3, double p4)
+        {
+            // - - - -
+            // ■ - ■ ■
+            // □ - □ □
+            // ■ - ■ ■
+
+            switch (AvailableColumns)
+            {
+                case 2:
+                    p2 = 0;
+                    p3 = 0;
+                    p4 = 0;
+                    break;
+                case 3:
+                    p2 = Math.Max(p2, 0.1);
+                    p3 = 0;
+                    p4 = 0;
+                    break;
+                case 4:
+                    p2 = Math.Max(p2, 0.3);
+                    p3 = Math.Max(p3, 0.04);
+                    p4 = 0;
+                    break;
+                case 5:
+                    p2 = Math.Max(p2, 0.34);
+                    p3 = Math.Max(p3, 0.1);
+                    p4 = Math.Max(p4, 0.03);
+                    break;
+            }
+
+            Func<SampleInfo, bool> isDoubleSample = sample => sample.Name == SampleInfo.HIT_CLAP && sample.Name == SampleInfo.HIT_FINISH;
+
+            bool canGenerateTwoNotes = (convertType & PatternType.LowProbability) == 0;
+            canGenerateTwoNotes &= HitObject.Samples.Any(isDoubleSample) || sampleInfoListAt(HitObject.StartTime).Any(isDoubleSample);
+
+            if (canGenerateTwoNotes)
+                p2 = 1;
+
+            return generateRandomHoldNotes(startTime, GetRandomNoteCount(p2, p3, p4));
+        }
+
+        /// <summary>
+        /// Generates tiled hold notes. You can think of this as a stair of hold notes.
+        /// </summary>
+        /// <param name="startTime">The first hold note start time.</param>
+        /// <returns>The <see cref="Pattern"/> containing the hit objects.</returns>
+        private Pattern generateTiledHoldNotes(double startTime)
+        {
+            // - - - -
+            // ■ ■ ■ ■
+            // □ □ □ □
+            // □ □ □ □
+            // □ □ □ ■
+            // □ □ ■ -
+            // □ ■ - -
+            // ■ - - -
+
+            var pattern = new Pattern();
+
+            int columnRepeat = Math.Min(repeatCount, AvailableColumns);
+
+            int nextColumn = GetColumn((HitObject as IHasXPosition)?.X ?? 0, true);
+            if ((convertType & PatternType.ForceNotStack) > 0 && PreviousPattern.ColumnWithObjects < AvailableColumns)
+            {
+                while (PreviousPattern.ColumnHasObject(nextColumn))
+                    nextColumn = Random.Next(RandomStart, AvailableColumns);
+            }
+
+            for (int i = 0; i < columnRepeat; i++)
+            {
+                while (pattern.ColumnHasObject(nextColumn))
+                    nextColumn = Random.Next(RandomStart, AvailableColumns);
+
+                addToPattern(pattern, nextColumn, startTime, endTime);
+                startTime += segmentDuration;
+            }
+
+            return pattern;
+        }
+
+        /// <summary>
+        /// Generates a hold note alongside normal notes.
+        /// </summary>
+        /// <param name="startTime">The start time of notes.</param>
+        /// <returns>The <see cref="Pattern"/> containing the hit objects.</returns>
+        private Pattern generateHoldAndNormalNotes(double startTime)
+        {
+            // - - - -
+            // ■ x x -
+            // ■ - x x
+            // ■ x - x
+            // ■ - x x
+
+            var pattern = new Pattern();
+
+            int holdColumn = GetColumn((HitObject as IHasXPosition)?.X ?? 0, true);
+            if ((convertType & PatternType.ForceNotStack) > 0 && PreviousPattern.ColumnWithObjects < AvailableColumns)
+            {
+                while (PreviousPattern.ColumnHasObject(holdColumn))
+                    holdColumn = Random.Next(RandomStart, AvailableColumns);
+            }
+
+            // Create the hold note
+            addToPattern(pattern, holdColumn, startTime, endTime);
+
+            int noteCount = 1;
+            if (ConversionDifficulty > 6.5)
+                noteCount = GetRandomNoteCount(0.63, 0);
+            else if (ConversionDifficulty > 4)
+                noteCount = GetRandomNoteCount(AvailableColumns < 6 ? 0.12 : 0.45, 0);
+            else if (ConversionDifficulty > 2.5)
+                noteCount = GetRandomNoteCount(AvailableColumns < 6 ? 0 : 0.24, 0);
+            noteCount = Math.Min(AvailableColumns - 1, noteCount);
+
+            bool ignoreHead = !sampleInfoListAt(startTime).Any(s => s.Name == SampleInfo.HIT_WHISTLE || s.Name == SampleInfo.HIT_FINISH || s.Name == SampleInfo.HIT_CLAP);
+            int nextColumn = Random.Next(RandomStart, AvailableColumns);
+
+            var rowPattern = new Pattern();
+            for (int i = 0; i <= repeatCount; i++)
+            {
+                if (!(ignoreHead && startTime == HitObject.StartTime))
+                {
+                    for (int j = 0; j < noteCount; j++)
+                    {
+                        while (rowPattern.ColumnHasObject(nextColumn) || nextColumn == holdColumn)
+                            nextColumn = Random.Next(RandomStart, AvailableColumns);
+                        addToPattern(rowPattern, nextColumn, startTime, startTime);
+                    }
+                }
+
+                pattern.Add(rowPattern);
+                rowPattern.Clear();
+
+                startTime += segmentDuration;
+            }
+
+            return pattern;
+        }
+
+        /// <summary>
+        /// Retrieves the sample info list at a point in time.
+        /// </summary>
+        /// <param name="time">The time to retrieve the sample info list from.</param>
+        /// <returns></returns>
+        private SampleInfoList sampleInfoListAt(double time)
+        {
+            var curveData = HitObject as IHasCurve;
+
+            if (curveData == null)
+                return HitObject.Samples;
+
+            double segmentTime = (endTime - HitObject.StartTime) / repeatCount;
+
+            int index = (int)(segmentTime == 0 ? 0 : (time - HitObject.StartTime) / segmentTime);
+            return curveData.RepeatSamples[index];
+        }
+
+        /// <summary>
+        /// Constructs and adds a note to a pattern.
+        /// </summary>
+        /// <param name="pattern">The pattern to add to.</param>
+        /// <param name="column">The column to add the note to.</param>
+        /// <param name="startTime">The start time of the note.</param>
+        /// <param name="endTime">The end time of the note (set to <paramref name="startTime"/> for a non-hold note).</param>
+        private void addToPattern(Pattern pattern, int column, double startTime, double endTime)
+        {
+            ManiaHitObject newObject;
+
+            if (startTime == endTime)
+            {
+                newObject = new Note
+                {
+                    StartTime = startTime,
+                    Samples = sampleInfoListAt(startTime),
+                    Column = column
+                };
+            }
+            else
+            {
+                var holdNote = new HoldNote
+                {
+                    StartTime = startTime,
+                    Column = column,
+                    Duration = endTime - startTime,
+                    Head = { Samples = sampleInfoListAt(startTime) },
+                    Tail = { Samples = sampleInfoListAt(endTime) }
+                };
+
+                newObject = holdNote;
+            }
+
+            pattern.Add(newObject);
+        }
+    }
+}

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

@@ -0,0 +1,101 @@
+// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
+// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
+
+using osu.Game.Beatmaps;
+using osu.Game.Rulesets.Mania.MathUtils;
+using osu.Game.Rulesets.Objects;
+using osu.Game.Rulesets.Objects.Types;
+using System.Linq;
+using osu.Game.Audio;
+using osu.Game.Rulesets.Mania.Objects;
+
+namespace osu.Game.Rulesets.Mania.Beatmaps.Patterns.Legacy
+{
+    internal class EndTimeObjectPatternGenerator : PatternGenerator
+    {
+        private readonly double endTime;
+
+        public EndTimeObjectPatternGenerator(FastRandom random, HitObject hitObject, Beatmap beatmap, int availableColumns)
+            : base(random, hitObject, beatmap, availableColumns, new Pattern())
+        {
+            var endtimeData = HitObject as IHasEndTime;
+
+            endTime = endtimeData?.EndTime ?? 0;
+        }
+
+        public override Pattern Generate()
+        {
+            var pattern = new Pattern();
+
+            bool generateHold = endTime - HitObject.StartTime >= 100;
+
+            if (AvailableColumns == 8)
+            {
+                if (HitObject.Samples.Any(s => s.Name == SampleInfo.HIT_FINISH) && endTime - HitObject.StartTime < 1000)
+                    addToPattern(pattern, 0, generateHold);
+                else
+                    addToPattern(pattern, getNextRandomColumn(RandomStart), generateHold);
+            }
+            else if (AvailableColumns > 0)
+                addToPattern(pattern, getNextRandomColumn(0), generateHold);
+
+            return pattern;
+        }
+
+        /// <summary>
+        /// Picks a random column after a column.
+        /// </summary>
+        /// <param name="start">The starting column.</param>
+        /// <returns>A random column after <paramref name="start"/>.</returns>
+        private int getNextRandomColumn(int start)
+        {
+            int nextColumn = Random.Next(start, AvailableColumns);
+
+            while (PreviousPattern.ColumnHasObject(nextColumn))
+                nextColumn = Random.Next(start, AvailableColumns);
+
+            return nextColumn;
+        }
+
+        /// <summary>
+        /// Constructs and adds a note to a pattern.
+        /// </summary>
+        /// <param name="pattern">The pattern to add to.</param>
+        /// <param name="column">The column to add the note to.</param>
+        /// <param name="holdNote">Whether to add a hold note.</param>
+        private void addToPattern(Pattern pattern, int column, bool holdNote)
+        {
+            ManiaHitObject newObject;
+
+            if (holdNote)
+            {
+                var hold = new HoldNote
+                {
+                    StartTime = HitObject.StartTime,
+                    Column = column,
+                    Duration = endTime - HitObject.StartTime
+                };
+
+                hold.Head.Samples.Add(new SampleInfo
+                {
+                    Name = SampleInfo.HIT_NORMAL
+                });
+
+                hold.Tail.Samples = HitObject.Samples;
+
+                newObject = hold;
+            }
+            else
+            {
+                newObject = new Note
+                {
+                    StartTime = HitObject.StartTime,
+                    Samples = HitObject.Samples,
+                    Column = column
+                };
+            }
+
+            pattern.Add(newObject);
+        }
+    }
+}

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

@@ -0,0 +1,401 @@
+// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
+// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
+
+using System;
+using System.Linq;
+using OpenTK;
+using osu.Game.Audio;
+using osu.Game.Beatmaps;
+using osu.Game.Beatmaps.ControlPoints;
+using osu.Game.Rulesets.Mania.MathUtils;
+using osu.Game.Rulesets.Mania.Objects;
+using osu.Game.Rulesets.Objects;
+using osu.Game.Rulesets.Objects.Types;
+
+namespace osu.Game.Rulesets.Mania.Beatmaps.Patterns.Legacy
+{
+    internal class HitObjectPatternGenerator : PatternGenerator
+    {
+        public PatternType StairType { get; private set; }
+
+        private readonly PatternType convertType;
+
+        public HitObjectPatternGenerator(FastRandom random, HitObject hitObject, Beatmap beatmap, int availableColumns, Pattern previousPattern, double previousTime, Vector2 previousPosition, double density, PatternType lastStair)
+            : base(random, hitObject, beatmap, availableColumns, previousPattern)
+        {
+            if (previousTime > hitObject.StartTime) throw new ArgumentOutOfRangeException(nameof(previousTime));
+            if (density < 0) throw new ArgumentOutOfRangeException(nameof(density));
+
+            StairType = lastStair;
+
+            TimingControlPoint timingPoint = beatmap.ControlPointInfo.TimingPointAt(hitObject.StartTime);
+            EffectControlPoint effectPoint = beatmap.ControlPointInfo.EffectPointAt(hitObject.StartTime);
+
+            var positionData = hitObject as IHasPosition;
+
+            float positionSeparation = ((positionData?.Position ?? Vector2.Zero) - previousPosition).Length;
+            double timeSeparation = hitObject.StartTime - previousTime;
+
+            if (timeSeparation <= 80)
+            {
+                // More than 187 BPM
+                convertType |= PatternType.ForceNotStack | PatternType.KeepSingle;
+            }
+            else if (timeSeparation <= 95)
+            {
+                // More than 157 BPM
+                convertType |= PatternType.ForceNotStack | PatternType.KeepSingle | lastStair;
+            }
+            else if (timeSeparation <= 105)
+            {
+                // More than 140 BPM
+                convertType |= PatternType.ForceNotStack | PatternType.LowProbability;
+            }
+            else if (timeSeparation <= 125)
+            {
+                // More than 120 BPM
+                convertType |= PatternType.ForceNotStack;
+            }
+            else if (timeSeparation <= 135 && positionSeparation < 20)
+            {
+                // More than 111 BPM stream
+                convertType |= PatternType.Cycle | PatternType.KeepSingle;
+            }
+            else if (timeSeparation <= 150 && positionSeparation < 20)
+            {
+                // More than 100 BPM stream
+                convertType |= PatternType.ForceStack | PatternType.LowProbability;
+            }
+            else if (positionSeparation < 20 && density >= timingPoint.BeatLength / 2.5)
+            {
+                // Low density stream
+                convertType |= PatternType.Reverse | PatternType.LowProbability;
+            }
+            else if (density < timingPoint.BeatLength / 2.5 || effectPoint.KiaiMode)
+            {
+                // High density
+            }
+            else
+                convertType |= PatternType.LowProbability;
+        }
+
+        public override Pattern Generate()
+        {
+            int lastColumn = PreviousPattern.HitObjects.FirstOrDefault()?.Column ?? 0;
+
+            if ((convertType & PatternType.Reverse) > 0 && PreviousPattern.HitObjects.Any())
+            {
+                // Generate a new pattern by copying the last hit objects in reverse-column order
+                var pattern = new Pattern();
+
+                for (int i = RandomStart; i < AvailableColumns; i++)
+                    if (PreviousPattern.ColumnHasObject(i))
+                        addToPattern(pattern, RandomStart + AvailableColumns - i - 1);
+
+                return pattern;
+            }
+
+            if ((convertType & PatternType.Cycle) > 0 && PreviousPattern.HitObjects.Count() == 1
+                // If we convert to 7K + 1, let's not overload the special key
+                && (AvailableColumns != 8 || lastColumn != 0)
+                // Make sure the last column was not the centre column
+                && (AvailableColumns % 2 == 0 || lastColumn != AvailableColumns / 2))
+            {
+                // Generate a new pattern by cycling backwards (similar to Reverse but for only one hit object)
+                var pattern = new Pattern();
+
+                int column = RandomStart + AvailableColumns - lastColumn - 1;
+                addToPattern(pattern, column);
+
+                return pattern;
+            }
+
+            if ((convertType & PatternType.ForceStack) > 0 && PreviousPattern.HitObjects.Any())
+            {
+                // Generate a new pattern by placing on the already filled columns
+                var pattern = new Pattern();
+
+                for (int i = RandomStart; i < AvailableColumns; i++)
+                    if (PreviousPattern.ColumnHasObject(i))
+                        addToPattern(pattern, i);
+
+                return pattern;
+            }
+
+            if ((convertType & PatternType.Stair) > 0 && PreviousPattern.HitObjects.Count() == 1)
+            {
+                // Generate a new pattern by placing on the next column, cycling back to the start if there is no "next"
+                var pattern = new Pattern();
+
+                int targetColumn = lastColumn + 1;
+                if (targetColumn == AvailableColumns)
+                {
+                    targetColumn = RandomStart;
+                    StairType = PatternType.ReverseStair;
+                }
+
+                addToPattern(pattern, targetColumn);
+                return pattern;
+            }
+
+            if ((convertType & PatternType.ReverseStair) > 0 && PreviousPattern.HitObjects.Count() == 1)
+            {
+                // Generate a new pattern by placing on the previous column, cycling back to the end if there is no "previous"
+                var pattern = new Pattern();
+
+                int targetColumn = lastColumn - 1;
+                if (targetColumn == RandomStart - 1)
+                {
+                    targetColumn = AvailableColumns - 1;
+                    StairType = PatternType.Stair;
+                }
+
+                addToPattern(pattern, targetColumn);
+                return pattern;
+            }
+
+            if ((convertType & PatternType.KeepSingle) > 0)
+                return generateRandomNotes(1);
+
+            if ((convertType & PatternType.Mirror) > 0)
+            {
+                if (ConversionDifficulty > 6.5)
+                    return generateRandomPatternWithMirrored(0.12, 0.38, 0.12);
+                if (ConversionDifficulty > 4)
+                    return generateRandomPatternWithMirrored(0.12, 0.17, 0);
+                return generateRandomPatternWithMirrored(0.12, 0, 0);
+            }
+
+            if (ConversionDifficulty > 6.5)
+            {
+                if ((convertType & PatternType.LowProbability) > 0)
+                    return generateRandomPattern(0.78, 0.42, 0, 0);
+                return generateRandomPattern(1, 0.62, 0, 0);
+            }
+
+            if (ConversionDifficulty > 4)
+            {
+                if ((convertType & PatternType.LowProbability) > 0)
+                    return generateRandomPattern(0.35, 0.08, 0, 0);
+                return generateRandomPattern(0.52, 0.15, 0, 0);
+            }
+
+            if (ConversionDifficulty > 2)
+            {
+                if ((convertType & PatternType.LowProbability) > 0)
+                    return generateRandomPattern(0.18, 0, 0, 0);
+                return generateRandomPattern(0.45, 0, 0, 0);
+            }
+
+            return generateRandomPattern(0, 0, 0, 0);
+        }
+
+        /// <summary>
+        /// Generates random notes.
+        /// <para>
+        /// This will generate as many as it can up to <paramref name="noteCount"/>, accounting for
+        /// any stacks if <see cref="convertType"/> is forcing no stacks.
+        /// </para>
+        /// </summary>
+        /// <param name="noteCount">The amount of notes to generate.</param>
+        /// <returns>The <see cref="Pattern"/> containing the hit objects.</returns>
+        private Pattern generateRandomNotes(int noteCount)
+        {
+            var pattern = new Pattern();
+
+            bool allowStacking = (convertType & PatternType.ForceNotStack) == 0;
+
+            if (!allowStacking)
+                noteCount = Math.Min(noteCount, AvailableColumns - RandomStart - PreviousPattern.ColumnWithObjects);
+
+            int nextColumn = GetColumn((HitObject as IHasXPosition)?.X ?? 0, true);
+            for (int i = 0; i < noteCount; i++)
+            {
+                while (pattern.ColumnHasObject(nextColumn) || PreviousPattern.ColumnHasObject(nextColumn) && !allowStacking)
+                {
+                    if ((convertType & PatternType.Gathered) > 0)
+                    {
+                        nextColumn++;
+                        if (nextColumn == AvailableColumns)
+                            nextColumn = RandomStart;
+                    }
+                    else
+                        nextColumn = Random.Next(RandomStart, AvailableColumns);
+                }
+
+                addToPattern(pattern, nextColumn);
+            }
+
+            return pattern;
+        }
+
+        /// <summary>
+        /// Whether this hit object can generate a note in the special column.
+        /// </summary>
+        private bool hasSpecialColumn => HitObject.Samples.Any(s => s.Name == SampleInfo.HIT_CLAP) && HitObject.Samples.Any(s => s.Name == SampleInfo.HIT_FINISH);
+
+        /// <summary>
+        /// Generates a random pattern.
+        /// </summary>
+        /// <param name="p2">Probability for 2 notes to be generated.</param>
+        /// <param name="p3">Probability for 3 notes to be generated.</param>
+        /// <param name="p4">Probability for 4 notes to be generated.</param>
+        /// <param name="p5">Probability for 5 notes to be generated.</param>
+        /// <returns>The <see cref="Pattern"/> containing the hit objects.</returns>
+        private Pattern generateRandomPattern(double p2, double p3, double p4, double p5)
+        {
+            var pattern = new Pattern();
+
+            pattern.Add(generateRandomNotes(getRandomNoteCount(p2, p3, p4, p5)));
+
+            if (RandomStart > 0 && hasSpecialColumn)
+                addToPattern(pattern, 0);
+
+            return pattern;
+        }
+
+        /// <summary>
+        /// Generates a random pattern which has both normal and mirrored notes.
+        /// </summary>
+        /// <param name="centreProbability">The probability for a note to be added to the centre column.</param>
+        /// <param name="p2">Probability for 2 notes to be generated.</param>
+        /// <param name="p3">Probability for 3 notes to be generated.</param>
+        /// <returns>The <see cref="Pattern"/> containing the hit objects.</returns>
+        private Pattern generateRandomPatternWithMirrored(double centreProbability, double p2, double p3)
+        {
+            var pattern = new Pattern();
+
+            bool addToCentre;
+            int noteCount = getRandomNoteCountMirrored(centreProbability, p2, p3, out addToCentre);
+
+            int columnLimit = (AvailableColumns % 2 == 0 ? AvailableColumns : AvailableColumns - 1) / 2;
+            int nextColumn = Random.Next(RandomStart, columnLimit);
+            for (int i = 0; i < noteCount; i++)
+            {
+                while (pattern.ColumnHasObject(nextColumn))
+                    nextColumn = Random.Next(RandomStart, columnLimit);
+
+                // Add normal note
+                addToPattern(pattern, nextColumn);
+                // Add mirrored note
+                addToPattern(pattern, RandomStart + AvailableColumns - nextColumn - 1);
+            }
+
+            if (addToCentre)
+                addToPattern(pattern, AvailableColumns / 2);
+
+            if (RandomStart > 0 && hasSpecialColumn)
+                addToPattern(pattern, 0);
+
+            return pattern;
+        }
+
+        /// <summary>
+        /// Generates a count of notes to be generated from a list of probabilities.
+        /// </summary>
+        /// <param name="p2">Probability for 2 notes to be generated.</param>
+        /// <param name="p3">Probability for 3 notes to be generated.</param>
+        /// <param name="p4">Probability for 4 notes to be generated.</param>
+        /// <param name="p5">Probability for 5 notes to be generated.</param>
+        /// <returns>The amount of notes to be generated.</returns>
+        private int getRandomNoteCount(double p2, double p3, double p4, double p5)
+        {
+            switch (AvailableColumns)
+            {
+                case 2:
+                    p2 = 0;
+                    p3 = 0;
+                    p4 = 0;
+                    p5 = 0;
+                    break;
+                case 3:
+                    p2 = Math.Max(p2, 0.1);
+                    p3 = 0;
+                    p4 = 0;
+                    p5 = 0;
+                    break;
+                case 4:
+                    p2 = Math.Max(p2, 0.23);
+                    p3 = Math.Max(p3, 0.04);
+                    p4 = 0;
+                    p5 = 0;
+                    break;
+                case 5:
+                    p3 = Math.Max(p3, 0.15);
+                    p4 = Math.Max(p4, 0.03);
+                    p5 = 0;
+                    break;
+            }
+
+            if (HitObject.Samples.Any(s => s.Name == SampleInfo.HIT_CLAP))
+                p2 = 1;
+
+            return GetRandomNoteCount(p2, p3, p4, p5);
+        }
+
+        /// <summary>
+        /// Generates a count of notes to be generated from a list of probabilities.
+        /// </summary>
+        /// <param name="centreProbability">The probability for a note to be added to the centre column.</param>
+        /// <param name="p2">Probability for 2 notes to be generated.</param>
+        /// <param name="p3">Probability for 3 notes to be generated.</param>
+        /// <param name="addToCentre">Whether to add a note to the centre column.</param>
+        /// <returns>The amount of notes to be generated. The note to be added to the centre column will NOT be part of this count.</returns>
+        private int getRandomNoteCountMirrored(double centreProbability, double p2, double p3, out bool addToCentre)
+        {
+            addToCentre = false;
+
+            if ((convertType & PatternType.ForceNotStack) > 0)
+                return getRandomNoteCount(p2 / 2, p2, (p2 + p3) / 2, p3);
+
+            switch (AvailableColumns)
+            {
+                case 2:
+                    centreProbability = 0;
+                    p2 = 0;
+                    p3 = 0;
+                    break;
+                case 3:
+                    centreProbability = Math.Max(centreProbability, 0.03);
+                    p2 = Math.Max(p2, 0.1);
+                    p3 = 0;
+                    break;
+                case 4:
+                    centreProbability = 0;
+                    p2 = Math.Max(p2 * 2, 0.2);
+                    p3 = 0;
+                    break;
+                case 5:
+                    centreProbability = Math.Max(centreProbability, 0.03);
+                    p3 = 0;
+                    break;
+                case 6:
+                    centreProbability = 0;
+                    p2 = Math.Max(p2 * 2, 0.5);
+                    p3 = Math.Max(p3 * 2, 0.15);
+                    break;
+            }
+
+            double centreVal = Random.NextDouble();
+            int noteCount = GetRandomNoteCount(p2, p3);
+
+            addToCentre = AvailableColumns % 2 != 0 && noteCount != 3 && centreVal > 1 - centreProbability;
+            return noteCount;
+        }
+
+        /// <summary>
+        /// Constructs and adds a note to a pattern.
+        /// </summary>
+        /// <param name="pattern">The pattern to add to.</param>
+        /// <param name="column">The column to add the note to.</param>
+        private void addToPattern(Pattern pattern, int column)
+        {
+            pattern.Add(new Note
+            {
+                StartTime = HitObject.StartTime,
+                Samples = HitObject.Samples,
+                Column = column
+            });
+        }
+    }
+}

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

@@ -0,0 +1,115 @@
+// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
+// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
+
+using System;
+using System.Linq;
+using osu.Game.Beatmaps;
+using osu.Game.Rulesets.Mania.MathUtils;
+using osu.Game.Rulesets.Objects;
+using OpenTK;
+
+namespace osu.Game.Rulesets.Mania.Beatmaps.Patterns.Legacy
+{
+    /// <summary>
+    /// A pattern generator for legacy hit objects.
+    /// </summary>
+    internal abstract class PatternGenerator : Patterns.PatternGenerator
+    {
+        /// <summary>
+        /// The column index at which to start generating random notes.
+        /// </summary>
+        protected readonly int RandomStart;
+
+        /// <summary>
+        /// The random number generator to use.
+        /// </summary>
+        protected readonly FastRandom Random;
+
+        protected PatternGenerator(FastRandom random, HitObject hitObject, Beatmap beatmap, int availableColumns, Pattern previousPattern)
+            : base(hitObject, beatmap, availableColumns, previousPattern)
+        {
+            if (random == null) throw new ArgumentNullException(nameof(random));
+            if (beatmap == null) throw new ArgumentNullException(nameof(beatmap));
+            if (availableColumns <= 0) throw new ArgumentOutOfRangeException(nameof(availableColumns));
+            if (previousPattern == null) throw new ArgumentNullException(nameof(previousPattern));
+
+            Random = random;
+            RandomStart = AvailableColumns == 8 ? 1 : 0;
+        }
+
+        /// <summary>
+        /// Converts an x-position into a column.
+        /// </summary>
+        /// <param name="position">The x-position.</param>
+        /// <param name="allowSpecial">Whether to treat as 7K + 1.</param>
+        /// <returns>The column.</returns>
+        protected int GetColumn(float position, bool allowSpecial = false)
+        {
+            if (allowSpecial && AvailableColumns == 8)
+            {
+                const float local_x_divisor = 512f / 7;
+                return MathHelper.Clamp((int)Math.Floor(position / local_x_divisor), 0, 6) + 1;
+            }
+
+            float localXDivisor = 512f / AvailableColumns;
+            return MathHelper.Clamp((int)Math.Floor(position / localXDivisor), 0, AvailableColumns - 1);
+        }
+
+        /// <summary>
+        /// Generates a count of notes to be generated from probabilities.
+        /// </summary>
+        /// <param name="p2">Probability for 2 notes to be generated.</param>
+        /// <param name="p3">Probability for 3 notes to be generated.</param>
+        /// <param name="p4">Probability for 4 notes to be generated.</param>
+        /// <param name="p5">Probability for 5 notes to be generated.</param>
+        /// <param name="p6">Probability for 6 notes to be generated.</param>
+        /// <returns>The amount of notes to be generated.</returns>
+        protected int GetRandomNoteCount(double p2, double p3, double p4 = 0, double p5 = 0, double p6 = 0)
+        {
+            if (p2 < 0 || p2 > 1) throw new ArgumentOutOfRangeException(nameof(p2));
+            if (p3 < 0 || p3 > 1) throw new ArgumentOutOfRangeException(nameof(p3));
+            if (p4 < 0 || p4 > 1) throw new ArgumentOutOfRangeException(nameof(p4));
+            if (p5 < 0 || p5 > 1) throw new ArgumentOutOfRangeException(nameof(p5));
+            if (p6 < 0 || p6 > 1) throw new ArgumentOutOfRangeException(nameof(p6));
+
+            double val = Random.NextDouble();
+            if (val >= 1 - p6)
+                return 6;
+            if (val >= 1 - p5)
+                return 5;
+            if (val >= 1 - p4)
+                return 4;
+            if (val >= 1 - p3)
+                return 3;
+            return val >= 1 - p2 ? 2 : 1;
+        }
+
+        private double? conversionDifficulty;
+        /// <summary>
+        /// A difficulty factor used for various conversion methods from osu!stable.
+        /// </summary>
+        protected double ConversionDifficulty
+        {
+            get
+            {
+                if (conversionDifficulty != null)
+                    return conversionDifficulty.Value;
+
+                HitObject lastObject = Beatmap.HitObjects.LastOrDefault();
+                HitObject firstObject = Beatmap.HitObjects.FirstOrDefault();
+
+                double drainTime = (lastObject?.StartTime ?? 0) - (firstObject?.StartTime ?? 0);
+                drainTime -= Beatmap.TotalBreakTime;
+
+                if (drainTime == 0)
+                    drainTime = 10000;
+
+                BeatmapDifficulty difficulty = Beatmap.BeatmapInfo.BaseDifficulty;
+                conversionDifficulty = ((difficulty.DrainRate + MathHelper.Clamp(difficulty.ApproachRate, 4, 7)) / 1.5 + Beatmap.HitObjects.Count / drainTime * 9f) / 38f * 5f / 1.15;
+                conversionDifficulty = Math.Min(conversionDifficulty.Value, 12);
+
+                return conversionDifficulty.Value;
+            }
+        }
+    }
+}

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

@@ -0,0 +1,65 @@
+// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
+// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
+
+using System;
+
+namespace osu.Game.Rulesets.Mania.Beatmaps.Patterns.Legacy
+{
+    /// <summary>
+    /// The type of pattern to generate. Used for legacy patterns.
+    /// </summary>
+    [Flags]
+    internal enum PatternType
+    {
+        None = 0,
+        /// <summary>
+        /// Keep the same as last row.
+        /// </summary>
+        ForceStack = 1 << 0,
+        /// <summary>
+        /// Keep different from last row.
+        /// </summary>
+        ForceNotStack = 1 << 1,
+        /// <summary>
+        /// Keep as single note at its original position.
+        /// </summary>
+        KeepSingle = 1 << 2,
+        /// <summary>
+        /// Use a lower random value.
+        /// </summary>
+        LowProbability = 1 << 3,
+        /// <summary>
+        /// Reserved.
+        /// </summary>
+        Alternate = 1 << 4,
+        /// <summary>
+        /// Ignore the repeat count.
+        /// </summary>
+        ForceSigSlider = 1 << 5,
+        /// <summary>
+        /// Convert slider to circle.
+        /// </summary>
+        ForceNotSlider = 1 << 6,
+        /// <summary>
+        /// Notes gathered together.
+        /// </summary>
+        Gathered = 1 << 7,
+        Mirror = 1 << 8,
+        /// <summary>
+        /// Change 0 -> 6.
+        /// </summary>
+        Reverse = 1 << 9,
+        /// <summary>
+        /// 1 -> 5 -> 1 -> 5 like reverse.
+        /// </summary>
+        Cycle = 1 << 10,
+        /// <summary>
+        /// Next note will be at column + 1.
+        /// </summary>
+        Stair = 1 << 11,
+        /// <summary>
+        /// Next note will be at column - 1.
+        /// </summary>
+        ReverseStair = 1 << 12
+    }
+}

osu.Game.Rulesets.Mania/Beatmaps/Patterns/Pattern.cs

@@ -0,0 +1,57 @@
+// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
+// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
+
+using System.Collections.Generic;
+using System.Linq;
+using osu.Game.Rulesets.Mania.Objects;
+
+namespace osu.Game.Rulesets.Mania.Beatmaps.Patterns
+{
+    /// <summary>
+    /// Creates a pattern containing hit objects.
+    /// </summary>
+    internal class Pattern
+    {
+        private readonly List<ManiaHitObject> hitObjects = new List<ManiaHitObject>();
+
+        /// <summary>
+        /// All the hit objects contained in this pattern.
+        /// </summary>
+        public IEnumerable<ManiaHitObject> HitObjects => hitObjects;
+
+        /// <summary>
+        /// Check whether a column of this patterns contains a hit object.
+        /// </summary>
+        /// <param name="column">The column index.</param>
+        /// <returns>Whether the column with index <paramref name="column"/> contains a hit object.</returns>
+        public bool ColumnHasObject(int column) => hitObjects.Exists(h => h.Column == column);
+
+        /// <summary>
+        /// Amount of columns taken up by hit objects in this pattern.
+        /// </summary>
+        public int ColumnWithObjects => HitObjects.GroupBy(h => h.Column).Count();
+
+        /// <summary>
+        /// Adds a hit object to this pattern.
+        /// </summary>
+        /// <param name="hitObject">The hit object to add.</param>
+        public void Add(ManiaHitObject hitObject) => hitObjects.Add(hitObject);
+
+        /// <summary>
+        /// Copies hit object from another pattern to this one.
+        /// </summary>
+        /// <param name="other">The other pattern.</param>
+        public void Add(Pattern other) => hitObjects.AddRange(other.HitObjects);
+
+        /// <summary>
+        /// Clears this pattern, removing all hit objects.
+        /// </summary>
+        public void Clear() => hitObjects.Clear();
+
+        /// <summary>
+        /// Removes a hit object from this pattern.
+        /// </summary>
+        /// <param name="hitObject">The hit object to remove.</param>
+        public bool Remove(ManiaHitObject hitObject) => hitObjects.Remove(hitObject);
+    }
+}

osu.Game.Rulesets.Mania/Beatmaps/Patterns/PatternGenerator.cs

@@ -0,0 +1,54 @@
+// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
+// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
+
+using System;
+using osu.Game.Beatmaps;
+using osu.Game.Rulesets.Objects;
+
+namespace osu.Game.Rulesets.Mania.Beatmaps.Patterns
+{
+    /// <summary>
+    /// Generator to create a pattern <see cref="Pattern"/> from a hit object.
+    /// </summary>
+    internal abstract class PatternGenerator
+    {
+        /// <summary>
+        /// The number of columns available to create the pattern.
+        /// </summary>
+        protected readonly int AvailableColumns;
+
+        /// <summary>
+        /// The last pattern.
+        /// </summary>
+        protected readonly Pattern PreviousPattern;
+
+        /// <summary>
+        /// The hit object to create the pattern for.
+        /// </summary>
+        protected readonly HitObject HitObject;
+
+        /// <summary>
+        /// The beatmap which <see cref="HitObject"/> is a part of.
+        /// </summary>
+        protected readonly Beatmap Beatmap;
+
+        protected PatternGenerator(HitObject hitObject, Beatmap beatmap, int availableColumns, Pattern previousPattern)
+        {
+            if (hitObject == null) throw new ArgumentNullException(nameof(hitObject));
+            if (beatmap == null) throw new ArgumentNullException(nameof(beatmap));
+            if (availableColumns <= 0) throw new ArgumentOutOfRangeException(nameof(availableColumns));
+            if (previousPattern == null) throw new ArgumentNullException(nameof(previousPattern));
+
+            HitObject = hitObject;
+            Beatmap = beatmap;
+            AvailableColumns = availableColumns;
+            PreviousPattern = previousPattern;
+        }
+
+        /// <summary>
+        /// Generates the pattern for <see cref="HitObject"/>, filled with hit objects.
+        /// </summary>
+        /// <returns>The <see cref="Pattern"/> containing the hit objects.</returns>
+        public abstract Pattern Generate();
+    }
+}

osu.Game.Rulesets.Mania/Judgements/HitWindows.cs

@@ -0,0 +1,200 @@
+// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
+// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
+
+using osu.Game.Beatmaps;
+using osu.Game.Rulesets.Objects.Drawables;
+
+namespace osu.Game.Rulesets.Mania.Judgements
+{
+    public class HitWindows
+    {
+        #region Constants
+
+        /// <summary>
+        /// PERFECT hit window at OD = 10.
+        /// </summary>
+        private const double perfect_min = 27.8;
+        /// <summary>
+        /// PERFECT hit window at OD = 5.
+        /// </summary>
+        private const double perfect_mid = 38.8;
+        /// <summary>
+        /// PERFECT hit window at OD = 0.
+        /// </summary>
+        private const double perfect_max = 44.8;
+
+        /// <summary>
+        /// GREAT hit window at OD = 10.
+        /// </summary>
+        private const double great_min = 68;
+        /// <summary>
+        /// GREAT hit window at OD = 5.
+        /// </summary>
+        private const double great_mid = 98;
+        /// <summary>
+        /// GREAT hit window at OD = 0.
+        /// </summary>
+        private const double great_max = 128;
+
+        /// <summary>
+        /// GOOD hit window at OD = 10.
+        /// </summary>
+        private const double good_min = 134;
+        /// <summary>
+        /// GOOD hit window at OD = 5.
+        /// </summary>
+        private const double good_mid = 164;
+        /// <summary>
+        /// GOOD hit window at OD = 0.
+        /// </summary>
+        private const double good_max = 194;
+
+        /// <summary>
+        /// OK hit window at OD = 10.
+        /// </summary>
+        private const double ok_min = 194;
+        /// <summary>
+        /// OK hit window at OD = 5.
+        /// </summary>
+        private const double ok_mid = 224;
+        /// <summary>
+        /// OK hit window at OD = 0.
+        /// </summary>
+        private const double ok_max = 254;
+
+        /// <summary>
+        /// BAD hit window at OD = 10.
+        /// </summary>
+        private const double bad_min = 242;
+        /// <summary>
+        /// BAD hit window at OD = 5.
+        /// </summary>
+        private const double bad_mid = 272;
+        /// <summary>
+        /// BAD hit window at OD = 0.
+        /// </summary>
+        private const double bad_max = 302;
+
+        /// <summary>
+        /// MISS hit window at OD = 10.
+        /// </summary>
+        private const double miss_min = 316;
+        /// <summary>
+        /// MISS hit window at OD = 5.
+        /// </summary>
+        private const double miss_mid = 346;
+        /// <summary>
+        /// MISS hit window at OD = 0.
+        /// </summary>
+        private const double miss_max = 376;
+
+        #endregion
+
+        /// <summary>
+        /// Hit window for a PERFECT hit.
+        /// </summary>
+        public double Perfect = perfect_mid;
+
+        /// <summary>
+        /// Hit window for a GREAT hit.
+        /// </summary>
+        public double Great = great_mid;
+
+        /// <summary>
+        /// Hit window for a GOOD hit.
+        /// </summary>
+        public double Good = good_mid;
+
+        /// <summary>
+        /// Hit window for an OK hit.
+        /// </summary>
+        public double Ok = ok_mid;
+
+        /// <summary>
+        /// Hit window for a BAD hit.
+        /// </summary>
+        public double Bad = bad_mid;
+
+        /// <summary>
+        /// Hit window for a MISS hit.
+        /// </summary>
+        public double Miss = miss_mid;
+
+        /// <summary>
+        /// Constructs default hit windows.
+        /// </summary>
+        public HitWindows()
+        {
+        }
+
+        /// <summary>
+        /// Constructs hit windows by fitting a parameter to a 2-part piecewise linear function for each hit window.
+        /// </summary>
+        /// <param name="difficulty">The parameter.</param>
+        public HitWindows(double difficulty)
+        {
+            Perfect = BeatmapDifficulty.DifficultyRange(difficulty, perfect_max, perfect_mid, perfect_min);
+            Great = BeatmapDifficulty.DifficultyRange(difficulty, great_max, great_mid, great_min);
+            Good = BeatmapDifficulty.DifficultyRange(difficulty, good_max, good_mid, good_min);
+            Ok = BeatmapDifficulty.DifficultyRange(difficulty, ok_max, ok_mid, ok_min);
+            Bad = BeatmapDifficulty.DifficultyRange(difficulty, bad_max, bad_mid, bad_min);
+            Miss = BeatmapDifficulty.DifficultyRange(difficulty, miss_max, miss_mid, miss_min);
+        }
+
+        /// <summary>
+        /// Retrieves the hit result for a time offset.
+        /// </summary>
+        /// <param name="hitOffset">The time offset.</param>
+        /// <returns>The hit result, or null if the time offset results in a miss.</returns>
+        public HitResult? ResultFor(double hitOffset)
+        {
+            if (hitOffset <= Perfect / 2)
+                return HitResult.Perfect;
+            if (hitOffset <= Great / 2)
+                return HitResult.Great;
+            if (hitOffset <= Good / 2)
+                return HitResult.Good;
+            if (hitOffset <= Ok / 2)
+                return HitResult.Ok;
+            if (hitOffset <= Bad / 2)
+                return HitResult.Meh;
+            return null;
+        }
+
+        /// <summary>
+        /// Constructs new hit windows which have been multiplied by a value.
+        /// </summary>
+        /// <param name="windows">The original hit windows.</param>
+        /// <param name="value">The value to multiply each hit window by.</param>
+        public static HitWindows operator *(HitWindows windows, double value)
+        {
+            return new HitWindows
+            {
+                Perfect = windows.Perfect * value,
+                Great = windows.Great * value,
+                Good = windows.Good * value,
+                Ok = windows.Ok * value,
+                Bad = windows.Bad * value,
+                Miss = windows.Miss * value
+            };
+        }
+
+        /// <summary>
+        /// Constructs new hit windows which have been divided by a value.
+        /// </summary>
+        /// <param name="windows">The original hit windows.</param>
+        /// <param name="value">The value to divide each hit window by.</param>
+        public static HitWindows operator /(HitWindows windows, double value)
+        {
+            return new HitWindows
+            {
+                Perfect = windows.Perfect / value,
+                Great = windows.Great / value,
+                Good = windows.Good / value,
+                Ok = windows.Ok / value,
+                Bad = windows.Bad / value,
+                Miss = windows.Miss / value
+            };
+        }
+    }
+}

osu.Game.Rulesets.Mania/Judgements/HoldNoteTailJudgement.cs

@@ -0,0 +1,27 @@
+// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
+// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
+
+using osu.Game.Rulesets.Objects.Drawables;
+
+namespace osu.Game.Rulesets.Mania.Judgements
+{
+    public class HoldNoteTailJudgement : ManiaJudgement
+    {
+        /// <summary>
+        /// Whether the hold note has been released too early and shouldn't give full score for the release.
+        /// </summary>
+        public bool HasBroken;
+
+        protected override int NumericResultFor(HitResult result)
+        {
+            switch (result)
+            {
+                default:
+                    return base.NumericResultFor(result);
+                case HitResult.Great:
+                case HitResult.Perfect:
+                    return base.NumericResultFor(HasBroken ? HitResult.Good : result);
+            }
+        }
+    }
+}

osu.Game.Rulesets.Mania/Judgements/HoldNoteTickJudgement.cs

@@ -0,0 +1,14 @@
+// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
+// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
+
+using osu.Game.Rulesets.Objects.Drawables;
+
+namespace osu.Game.Rulesets.Mania.Judgements
+{
+    public class HoldNoteTickJudgement : ManiaJudgement
+    {
+        public override bool AffectsCombo => false;
+
+        protected override int NumericResultFor(HitResult result) => 20;
+    }
+}

osu.Game.Rulesets.Mania/Judgements/ManiaJudgement.cs

@@ -2,13 +2,28 @@
 // Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
 
 using osu.Game.Rulesets.Judgements;
+using osu.Game.Rulesets.Objects.Drawables;
 
 namespace osu.Game.Rulesets.Mania.Judgements
 {
     public class ManiaJudgement : Judgement
     {
-        public override string ResultString => string.Empty;
-
-        public override string MaxResultString => string.Empty;
+        protected override int NumericResultFor(HitResult result)
+        {
+            switch (result)
+            {
+                default:
+                    return 0;
+                case HitResult.Meh:
+                    return 50;
+                case HitResult.Ok:
+                    return 100;
+                case HitResult.Good:
+                    return 200;
+                case HitResult.Great:
+                case HitResult.Perfect:
+                    return 300;
+            }
+        }
     }
 }

osu.Game.Rulesets.Mania/ManiaDifficultyCalculator.cs

@@ -2,14 +2,14 @@
 // Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
 
 using osu.Game.Beatmaps;
-using osu.Game.Rulesets.Beatmaps;
 using osu.Game.Rulesets.Mania.Beatmaps;
 using osu.Game.Rulesets.Mania.Objects;
 using System.Collections.Generic;
+using System;
 
 namespace osu.Game.Rulesets.Mania
 {
-    public class ManiaDifficultyCalculator : DifficultyCalculator<ManiaBaseHit>
+    public class ManiaDifficultyCalculator : DifficultyCalculator<ManiaHitObject>
     {
         public ManiaDifficultyCalculator(Beatmap beatmap)
             : base(beatmap)
@@ -21,6 +21,6 @@ namespace osu.Game.Rulesets.Mania
             return 0;
         }
 
-        protected override BeatmapConverter<ManiaBaseHit> CreateBeatmapConverter() => new ManiaBeatmapConverter();
+        protected override BeatmapConverter<ManiaHitObject> CreateBeatmapConverter() => new ManiaBeatmapConverter(true, (int)Math.Max(1, Math.Round(Beatmap.BeatmapInfo.BaseDifficulty.CircleSize)));
     }
-}
+}

osu.Game.Rulesets.Mania/ManiaInputManager.cs

@@ -0,0 +1,41 @@
+// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
+// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
+
+using System.ComponentModel;
+using osu.Framework.Input.Bindings;
+using osu.Game.Rulesets.UI;
+
+namespace osu.Game.Rulesets.Mania
+{
+    public class ManiaInputManager : RulesetInputManager<ManiaAction>
+    {
+        public ManiaInputManager(RulesetInfo ruleset, int variant)
+            : base(ruleset, variant, SimultaneousBindingMode.Unique)
+        {
+        }
+    }
+
+    public enum ManiaAction
+    {
+        [Description("Special")]
+        Special,
+        [Description("Key 1")]
+        Key1 = 10,
+        [Description("Key 2")]
+        Key2,
+        [Description("Key 3")]
+        Key3,
+        [Description("Key 4")]
+        Key4,
+        [Description("Key 5")]
+        Key5,
+        [Description("Key 6")]
+        Key6,
+        [Description("Key 7")]
+        Key7,
+        [Description("Key 8")]
+        Key8,
+        [Description("Key 9")]
+        Key9
+    }
+}

osu.Game.Rulesets.Mania/ManiaRuleset.cs

@@ -2,21 +2,20 @@
 // Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
 
 using osu.Game.Beatmaps;
-using osu.Game.Graphics;
 using osu.Game.Rulesets.Mania.Mods;
 using osu.Game.Rulesets.Mania.UI;
 using osu.Game.Rulesets.Mods;
 using osu.Game.Rulesets.UI;
-using osu.Game.Screens.Play;
 using System.Collections.Generic;
-using osu.Game.Rulesets.Mania.Scoring;
-using osu.Game.Rulesets.Scoring;
+using osu.Framework.Graphics;
+using osu.Framework.Input.Bindings;
+using osu.Game.Graphics;
 
 namespace osu.Game.Rulesets.Mania
 {
     public class ManiaRuleset : Ruleset
     {
-        public override HitRenderer CreateHitRendererWith(WorkingBeatmap beatmap) => new ManiaHitRenderer(beatmap);
+        public override RulesetContainer CreateRulesetContainerWith(WorkingBeatmap beatmap, bool isForCurrentRuleset) => new ManiaRulesetContainer(this, beatmap, isForCurrentRuleset);
 
         public override IEnumerable<Mod> GetModsFor(ModType type)
         {
@@ -27,7 +26,14 @@ namespace osu.Game.Rulesets.Mania
                     {
                         new ManiaModEasy(),
                         new ManiaModNoFail(),
-                        new ManiaModHalfTime(),
+                        new MultiMod
+                        {
+                            Mods = new Mod[]
+                            {
+                                new ManiaModHalfTime(),
+                                new ManiaModDaycore(),
+                            },
+                        },
                     };
 
                 case ModType.DifficultyIncrease:
@@ -85,10 +91,11 @@ namespace osu.Game.Rulesets.Mania
                         {
                             Mods = new Mod[]
                             {
-                                new ModAutoplay(),
+                                new ManiaModAutoplay(),
                                 new ModCinema(),
                             },
                         },
+                        new ManiaModGravity()
                     };
 
                 default:
@@ -98,14 +105,53 @@ namespace osu.Game.Rulesets.Mania
 
         public override string Description => "osu!mania";
 
-        public override FontAwesome Icon => FontAwesome.fa_osu_mania_o;
-
-        public override IEnumerable<KeyCounter> CreateGameplayKeys() => new KeyCounter[] { /* Todo: Should be keymod specific */ };
+        public override Drawable CreateIcon() => new SpriteIcon { Icon = FontAwesome.fa_osu_mania_o };
 
         public override DifficultyCalculator CreateDifficultyCalculator(Beatmap beatmap) => new ManiaDifficultyCalculator(beatmap);
 
-        public override ScoreProcessor CreateScoreProcessor() => new ManiaScoreProcessor();
-
         public override int LegacyID => 3;
+
+        public ManiaRuleset(RulesetInfo rulesetInfo)
+            : base(rulesetInfo)
+        {
+        }
+
+        public override IEnumerable<int> AvailableVariants => new[] { 1, 2, 3, 4, 5, 6, 7, 8, 9 };
+
+        public override IEnumerable<KeyBinding> GetDefaultKeyBindings(int variant = 0)
+        {
+            var leftKeys = new[]
+            {
+                InputKey.A,
+                InputKey.S,
+                InputKey.D,
+                InputKey.F
+            };
+
+            var rightKeys = new[]
+            {
+                InputKey.J,
+                InputKey.K,
+                InputKey.L,
+                InputKey.Semicolon
+            };
+
+            ManiaAction currentKey = ManiaAction.Key1;
+
+            var bindings = new List<KeyBinding>();
+
+            for (int i = leftKeys.Length - variant / 2; i < leftKeys.Length; i++)
+                bindings.Add(new KeyBinding(leftKeys[i], currentKey++));
+
+            for (int i = 0; i < variant / 2; i++)
+                bindings.Add(new KeyBinding(rightKeys[i], currentKey++));
+
+            if (variant % 2 == 1)
+                bindings.Add(new KeyBinding(InputKey.Space, ManiaAction.Special));
+
+            return bindings;
+        }
+
+        public override string GetVariantName(int variant) => $"{variant}K";
     }
 }

osu.Game.Rulesets.Mania/MathUtils/FastRandom.cs

@@ -0,0 +1,91 @@
+// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
+// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
+
+using System;
+
+namespace osu.Game.Rulesets.Mania.MathUtils
+{
+    /// <summary>
+    /// A PRNG specified in http://heliosphan.org/fastrandom.html.
+    /// </summary>
+    internal class FastRandom
+    {
+        private const double uint_to_real = 1.0 / (uint.MaxValue + 1.0);
+        private const uint int_mask = 0x7FFFFFFF;
+        private const uint y = 842502087;
+        private const uint z = 3579807591;
+        private const uint w = 273326509;
+        private uint _x, _y = y, _z = z, _w = w;
+
+        public FastRandom(int seed)
+        {
+            _x = (uint)seed;
+        }
+
+        public FastRandom()
+            : this(Environment.TickCount)
+        {
+        }
+
+        /// <summary>
+        /// Generates a random unsigned integer within the range [<see cref="uint.MinValue"/>, <see cref="uint.MaxValue"/>).
+        /// </summary>
+        /// <returns>The random value.</returns>
+        public uint NextUInt()
+        {
+            uint t = _x ^ _x << 11;
+            _x = _y;
+            _y = _z;
+            _z = _w;
+            return _w = _w ^ _w >> 19 ^ t ^ t >> 8;
+        }
+
+        /// <summary>
+        /// Generates a random integer value within the range [0, <see cref="int.MaxValue"/>).
+        /// </summary>
+        /// <returns>The random value.</returns>
+        public int Next() => (int)(int_mask & NextUInt());
+
+        /// <summary>
+        /// Generates a random integer value within the range [0, <paramref name="upperBound"/>).
+        /// </summary>
+        /// <param name="upperBound">The upper bound.</param>
+        /// <returns>The random value.</returns>
+        public int Next(int upperBound) => (int)(NextDouble() * upperBound);
+
+        /// <summary>
+        /// Generates a random integer value within the range [<paramref name="lowerBound"/>, <paramref name="upperBound"/>).
+        /// </summary>
+        /// <param name="lowerBound">The lower bound of the range.</param>
+        /// <param name="upperBound">The upper bound of the range.</param>
+        /// <returns>The random value.</returns>
+        public int Next(int lowerBound, int upperBound) => (int)(lowerBound + NextDouble() * (upperBound - lowerBound));
+
+        /// <summary>
+        /// Generates a random double value within the range [0, 1).
+        /// </summary>
+        /// <returns>The random value.</returns>
+        public double NextDouble() => uint_to_real * NextUInt();
+
+        private uint bitBuffer;
+        private int bitIndex = 32;
+
+        /// <summary>
+        /// Generates a reandom boolean value. Cached such that a random value is only generated once in every 32 calls.
+        /// </summary>
+        /// <returns>The random value.</returns>
+        public bool NextBool()
+        {
+            if (bitIndex == 32)
+            {
+                bitBuffer = NextUInt();
+                bitIndex = 1;
+
+                return (bitBuffer & 1) == 1;
+            }
+
+            bitIndex++;
+            return ((bitBuffer >>= 1) & 1) == 1;
+        }
+    }
+}

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

@@ -0,0 +1,23 @@
+// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
+// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
+
+using System.Collections.Generic;
+using osu.Game.Rulesets.Mania.UI;
+using osu.Game.Rulesets.Timing;
+
+namespace osu.Game.Rulesets.Mania.Mods
+{
+    /// <summary>
+    /// A type of mod which generates speed adjustments that scroll the hit objects and bar lines.
+    /// </summary>
+    internal interface IGenerateSpeedAdjustments
+    {
+        /// <summary>
+        /// Applies this mod to a hit renderer.
+        /// </summary>
+        /// <param name="rulesetContainer">The hit renderer to apply to.</param>
+        /// <param name="hitObjectTimingChanges">The per-column list of speed adjustments for hit objects.</param>
+        /// <param name="barlineTimingChanges">The list of speed adjustments for bar lines.</param>
+        void ApplyToRulesetContainer(ManiaRulesetContainer rulesetContainer, ref List<SpeedAdjustmentContainer>[] hitObjectTimingChanges, ref List<SpeedAdjustmentContainer> barlineTimingChanges);
+    }
+}

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

@@ -4,6 +4,16 @@
 using osu.Game.Graphics;
 using osu.Game.Rulesets.Mods;
 using System;
+using System.Linq;
+using osu.Framework.Extensions.IEnumerableExtensions;
+using osu.Framework.MathUtils;
+using osu.Game.Beatmaps;
+using osu.Game.Rulesets.Mania.Objects;
+using osu.Game.Rulesets.Mania.Replays;
+using osu.Game.Rulesets.Mania.UI;
+using osu.Game.Rulesets.Scoring;
+using osu.Game.Users;
+using osu.Game.Rulesets.UI;
 
 namespace osu.Game.Rulesets.Mania.Mods
 {
@@ -34,6 +44,11 @@ namespace osu.Game.Rulesets.Mania.Mods
 
     }
 
+    public class ManiaModDaycore : ModDaycore
+    {
+        public override double ScoreMultiplier => 0.3;
+    }
+
     public class ManiaModDoubleTime : ModDoubleTime
     {
         public override double ScoreMultiplier => 1.0;
@@ -63,21 +78,35 @@ namespace osu.Game.Rulesets.Mania.Mods
     public class ManiaModFadeIn : Mod
     {
         public override string Name => "FadeIn";
+        public override string ShortenedName => "FI";
         public override FontAwesome Icon => FontAwesome.fa_osu_mod_hidden;
+        public override ModType Type => ModType.DifficultyIncrease;
         public override double ScoreMultiplier => 1;
         public override bool Ranked => true;
         public override Type[] IncompatibleMods => new[] { typeof(ModFlashlight) };
     }
 
-    public class ManiaModRandom : Mod
+    public class ManiaModRandom : Mod, IApplicableMod<ManiaHitObject>
     {
         public override string Name => "Random";
+        public override string ShortenedName => "RD";
+        public override FontAwesome Icon => FontAwesome.fa_osu_dice;
         public override string Description => @"Shuffle around the notes!";
         public override double ScoreMultiplier => 1;
+
+        public void ApplyToRulesetContainer(RulesetContainer<ManiaHitObject> rulesetContainer)
+        {
+            int availableColumns = ((ManiaRulesetContainer)rulesetContainer).AvailableColumns;
+
+            var shuffledColumns = Enumerable.Range(0, availableColumns).OrderBy(item => RNG.Next()).ToList();
+
+            rulesetContainer.Objects.OfType<ManiaHitObject>().ForEach(h => h.Column = shuffledColumns[h.Column]);
+        }
     }
 
     public abstract class ManiaKeyMod : Mod
     {
+        public override string ShortenedName => Name;
         public abstract int KeyCount { get; }
         public override double ScoreMultiplier => 1; // TODO: Implement the mania key mod score multiplier
         public override bool Ranked => true;
@@ -140,8 +169,29 @@ namespace osu.Game.Rulesets.Mania.Mods
     public class ManiaModKeyCoop : Mod
     {
         public override string Name => "KeyCoop";
+        public override string ShortenedName => "2P";
         public override string Description => @"Double the key amount, double the fun!";
         public override double ScoreMultiplier => 1;
         public override bool Ranked => true;
     }
+
+    public class ManiaModAutoplay : ModAutoplay<ManiaHitObject>
+    {
+        private int availableColumns;
+
+        public override void ApplyToRulesetContainer(RulesetContainer<ManiaHitObject> rulesetContainer)
+        {
+            // Todo: This shouldn't be done, we should be getting a ManiaBeatmap which should store AvailableColumns
+            // But this is dependent on a _lot_ of refactoring
+            var maniaRulesetContainer = (ManiaRulesetContainer)rulesetContainer;
+            availableColumns = maniaRulesetContainer.AvailableColumns;
+
+            base.ApplyToRulesetContainer(rulesetContainer);
+        }
+        protected override Score CreateReplayScore(Beatmap<ManiaHitObject> beatmap) => new Score
+        {
+            User = new User { Username = "osu!topus!" },
+            Replay = new ManiaAutoGenerator(beatmap, availableColumns).Generate(),
+        };
+    }
 }

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

@@ -0,0 +1,48 @@
+// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
+// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
+
+using System.Collections.Generic;
+using System.Linq;
+using osu.Game.Rulesets.Mania.Objects;
+using osu.Game.Rulesets.Mania.UI;
+using osu.Game.Rulesets.Mods;
+using osu.Game.Graphics;
+using osu.Game.Rulesets.Mania.Timing;
+using osu.Game.Rulesets.Timing;
+using osu.Game.Rulesets.Mania.Objects.Drawables;
+
+namespace osu.Game.Rulesets.Mania.Mods
+{
+    public class ManiaModGravity : Mod, IGenerateSpeedAdjustments
+    {
+        public override string Name => "Gravity";
+        public override string ShortenedName => "GR";
+
+        public override double ScoreMultiplier => 0;
+
+        public override FontAwesome Icon => FontAwesome.fa_sort_desc;
+
+        public void ApplyToRulesetContainer(ManiaRulesetContainer rulesetContainer, ref List<SpeedAdjustmentContainer>[] hitObjectTimingChanges, ref List<SpeedAdjustmentContainer> barlineTimingChanges)
+        {
+            // We have to generate one speed adjustment per hit object for gravity
+            foreach (ManiaHitObject obj in rulesetContainer.Objects.OfType<ManiaHitObject>())
+            {
+                MultiplierControlPoint controlPoint = rulesetContainer.CreateControlPointAt(obj.StartTime);
+                // Beat length has too large of an effect for gravity, so we'll force it to a constant value for now
+                controlPoint.TimingPoint.BeatLength = 1000;
+
+                hitObjectTimingChanges[obj.Column].Add(new ManiaSpeedAdjustmentContainer(controlPoint, ScrollingAlgorithm.Gravity));
+            }
+
+            // Like with hit objects, we need to generate one speed adjustment per bar line
+            foreach (DrawableBarLine barLine in rulesetContainer.BarLines)
+            {
+                var controlPoint = rulesetContainer.CreateControlPointAt(barLine.HitObject.StartTime);
+                // Beat length has too large of an effect for gravity, so we'll force it to a constant value for now
+                controlPoint.TimingPoint.BeatLength = 1000;
+
+                barlineTimingChanges.Add(new ManiaSpeedAdjustmentContainer(controlPoint, ScrollingAlgorithm.Gravity));
+            }
+        }
+    }
+}

osu.Game.Rulesets.Mania/Objects/BarLine.cs

@@ -0,0 +1,21 @@
+// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
+// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
+
+using osu.Game.Beatmaps.ControlPoints;
+
+namespace osu.Game.Rulesets.Mania.Objects
+{
+    public class BarLine : ManiaHitObject
+    {
+        /// <summary>
+        /// The control point which this bar line is part of.
+        /// </summary>
+        public TimingControlPoint ControlPoint;
+
+        /// <summary>
+        /// The index of the beat which this bar line represents within the control point.
+        /// This is a "major" bar line if <see cref="BeatIndex"/> % <see cref="TimingControlPoint.TimeSignature"/> == 0.
+        /// </summary>
+        public int BeatIndex;
+    }
+}

osu.Game.Rulesets.Mania/Objects/Drawable/DrawableNote.cs

@@ -1,36 +0,0 @@
-// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
-// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
-
-using osu.Framework.Allocation;
-using osu.Framework.Graphics.Sprites;
-using osu.Framework.Graphics.Textures;
-using osu.Framework.Graphics.Transforms;
-using osu.Framework.Graphics;
-using OpenTK;
-
-namespace osu.Game.Rulesets.Mania.Objects.Drawable
-{
-    public class DrawableNote : Sprite
-    {
-        private readonly ManiaBaseHit note;
-
-        public DrawableNote(ManiaBaseHit note)
-        {
-            this.note = note;
-            Origin = Anchor.Centre;
-            Scale = new Vector2(0.1f);
-        }
-
-        [BackgroundDependencyLoader]
-        private void load(TextureStore textures)
-        {
-            Texture = textures.Get(@"Menu/logo");
-
-            const double duration = 0;
-
-            Transforms.Add(new TransformPositionY { StartTime = note.StartTime - 200, EndTime = note.StartTime, StartValue = -0.1f, EndValue = 0.9f });
-            Transforms.Add(new TransformAlpha { StartTime = note.StartTime + duration + 200, EndTime = note.StartTime + duration + 400, StartValue = 1, EndValue = 0 });
-            Expire(true);
-        }
-    }
-}

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

@@ -0,0 +1,74 @@
+// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
+// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
+
+using OpenTK;
+using osu.Framework.Graphics;
+using osu.Framework.Graphics.Shapes;
+using osu.Game.Rulesets.Objects.Drawables;
+
+namespace osu.Game.Rulesets.Mania.Objects.Drawables
+{
+    /// <summary>
+    /// Visualises a <see cref="BarLine"/>. Although this derives DrawableManiaHitObject,
+    /// this does not handle input/sound like a normal hit object.
+    /// </summary>
+    public class DrawableBarLine : DrawableManiaHitObject<BarLine>
+    {
+        /// <summary>
+        /// Height of major bar line triangles.
+        /// </summary>
+        private const float triangle_height = 12;
+
+        /// <summary>
+        /// Offset of the major bar line triangles from the sides of the bar line.
+        /// </summary>
+        private const float triangle_offset = 9;
+
+        public DrawableBarLine(BarLine barLine)
+            : base(barLine)
+        {
+            RelativeSizeAxes = Axes.X;
+            Height = 1;
+
+            Add(new Box
+            {
+                Name = "Bar line",
+                Anchor = Anchor.BottomCentre,
+                Origin = Anchor.BottomCentre,
+                RelativeSizeAxes = Axes.Both,
+            });
+
+            bool isMajor = barLine.BeatIndex % (int)barLine.ControlPoint.TimeSignature == 0;
+
+            if (isMajor)
+            {
+                Add(new EquilateralTriangle
+                {
+                    Name = "Left triangle",
+                    Anchor = Anchor.BottomLeft,
+                    Origin = Anchor.TopCentre,
+                    Size = new Vector2(triangle_height),
+                    X = -triangle_offset,
+                    Rotation = 90
+                });
+
+                Add(new EquilateralTriangle
+                {
+                    Name = "Right triangle",
+                    Anchor = Anchor.BottomRight,
+                    Origin = Anchor.TopCentre,
+                    Size = new Vector2(triangle_height),
+                    X = triangle_offset,
+                    Rotation = -90
+                });
+            }
+
+            if (!isMajor && barLine.BeatIndex % 2 == 1)
+                Alpha = 0.2f;
+        }
+
+        protected override void UpdateState(ArmedState state)
+        {
+        }
+    }
+}

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

@@ -0,0 +1,272 @@
+// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
+// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
+
+using System;
+using System.Linq;
+using osu.Game.Rulesets.Objects.Drawables;
+using osu.Framework.Graphics;
+using osu.Game.Rulesets.Mania.Objects.Drawables.Pieces;
+using OpenTK.Graphics;
+using OpenTK;
+using osu.Framework.Graphics.Containers;
+using osu.Game.Rulesets.Mania.Judgements;
+using osu.Framework.Extensions.IEnumerableExtensions;
+using osu.Framework.Input.Bindings;
+
+namespace osu.Game.Rulesets.Mania.Objects.Drawables
+{
+    /// <summary>
+    /// Visualises a <see cref="HoldNote"/> hit object.
+    /// </summary>
+    public class DrawableHoldNote : DrawableManiaHitObject<HoldNote>, IKeyBindingHandler<ManiaAction>
+    {
+        private readonly DrawableNote head;
+        private readonly DrawableNote tail;
+
+        private readonly GlowPiece glowPiece;
+        private readonly BodyPiece bodyPiece;
+        private readonly Container<DrawableHoldNoteTick> tickContainer;
+        private readonly Container fullHeightContainer;
+
+        /// <summary>
+        /// Time at which the user started holding this hold note. Null if the user is not holding this hold note.
+        /// </summary>
+        private double? holdStartTime;
+
+        /// <summary>
+        /// Whether the hold note has been released too early and shouldn't give full score for the release.
+        /// </summary>
+        private bool hasBroken;
+
+        public DrawableHoldNote(HoldNote hitObject, ManiaAction action)
+            : base(hitObject, action)
+        {
+            RelativeSizeAxes = Axes.Both;
+            Height = (float)HitObject.Duration;
+
+            AddRange(new Drawable[]
+            {
+                // The hit object itself cannot be used for various elements because the tail overshoots it
+                // So a specialized container that is updated to contain the tail height is used
+                fullHeightContainer = new Container
+                {
+                    RelativeSizeAxes = Axes.X,
+                    Child = glowPiece = new GlowPiece()
+                },
+                bodyPiece = new BodyPiece
+                {
+                    Anchor = Anchor.TopCentre,
+                    Origin = Anchor.TopCentre,
+                    RelativeSizeAxes = Axes.X,
+                },
+                tickContainer = new Container<DrawableHoldNoteTick>
+                {
+                    RelativeSizeAxes = Axes.Both,
+                    RelativeChildOffset = new Vector2(0, (float)HitObject.StartTime),
+                    RelativeChildSize = new Vector2(1, (float)HitObject.Duration)
+                },
+                head = new DrawableHeadNote(this, action)
+                {
+                    Anchor = Anchor.TopCentre,
+                    Origin = Anchor.TopCentre
+                },
+                tail = new DrawableTailNote(this, action)
+                {
+                    Anchor = Anchor.BottomCentre,
+                    Origin = Anchor.TopCentre
+                }
+            });
+
+            foreach (var tick in HitObject.Ticks)
+            {
+                var drawableTick = new DrawableHoldNoteTick(tick)
+                {
+                    HoldStartTime = () => holdStartTime
+                };
+
+                tickContainer.Add(drawableTick);
+                AddNested(drawableTick);
+            }
+
+            AddNested(head);
+            AddNested(tail);
+        }
+
+        public override Color4 AccentColour
+        {
+            get { return base.AccentColour; }
+            set
+            {
+                if (base.AccentColour == value)
+                    return;
+                base.AccentColour = value;
+
+                tickContainer.Children.ForEach(t => t.AccentColour = value);
+
+                glowPiece.AccentColour = value;
+                bodyPiece.AccentColour = value;
+                head.AccentColour = value;
+                tail.AccentColour = value;
+            }
+        }
+
+        protected override void UpdateState(ArmedState state)
+        {
+        }
+
+        protected override void Update()
+        {
+            base.Update();
+
+            // Make the body piece not lie under the head note
+            bodyPiece.Y = head.Height;
+            bodyPiece.Height = DrawHeight - head.Height;
+
+            // Make the fullHeightContainer "contain" the height of the tail note, keeping in mind
+            // that the tail note overshoots the height of this hit object
+            fullHeightContainer.Height = DrawHeight + tail.Height;
+        }
+
+        public bool OnPressed(ManiaAction action)
+        {
+            // Make sure the action happened within the body of the hold note
+            if (Time.Current < HitObject.StartTime || Time.Current > HitObject.EndTime)
+                return false;
+
+            if (action != Action)
+                return false;
+
+            // The user has pressed during the body of the hold note, after the head note and its hit windows have passed
+            // and within the limited range of the above if-statement. This state will be managed by the head note if the
+            // user has pressed during the hit windows of the head note.
+            holdStartTime = Time.Current;
+
+            return true;
+        }
+
+        public bool OnReleased(ManiaAction action)
+        {
+            // Make sure that the user started holding the key during the hold note
+            if (!holdStartTime.HasValue)
+                return false;
+
+            if (action != Action)
+                return false;
+
+            holdStartTime = null;
+
+            // If the key has been released too early, the user should not receive full score for the release
+            if (!tail.AllJudged)
+                hasBroken = true;
+
+            return true;
+        }
+
+        /// <summary>
+        /// The head note of a hold.
+        /// </summary>
+        private class DrawableHeadNote : DrawableNote
+        {
+            private readonly DrawableHoldNote holdNote;
+
+            public DrawableHeadNote(DrawableHoldNote holdNote, ManiaAction action)
+                : base(holdNote.HitObject.Head, action)
+            {
+                this.holdNote = holdNote;
+
+                RelativePositionAxes = Axes.None;
+                Y = 0;
+
+                // Life time managed by the parent DrawableHoldNote
+                LifetimeStart = double.MinValue;
+                LifetimeEnd = double.MaxValue;
+
+                GlowPiece.Alpha = 0;
+            }
+
+            public override bool OnPressed(ManiaAction action)
+            {
+                if (!base.OnPressed(action))
+                    return false;
+
+                // If the key has been released too early, the user should not receive full score for the release
+                if (Judgements.Any(j => j.Result == HitResult.Miss))
+                    holdNote.hasBroken = true;
+
+                // The head note also handles early hits before the body, but we want accurate early hits to count as the body being held
+                // The body doesn't handle these early early hits, so we have to explicitly set the holding state here
+                holdNote.holdStartTime = Time.Current;
+
+                return true;
+            }
+        }
+
+        /// <summary>
+        /// The tail note of a hold.
+        /// </summary>
+        private class DrawableTailNote : DrawableNote
+        {
+            private readonly DrawableHoldNote holdNote;
+
+            public DrawableTailNote(DrawableHoldNote holdNote, ManiaAction action)
+                : base(holdNote.HitObject.Tail, action)
+            {
+                this.holdNote = holdNote;
+
+                RelativePositionAxes = Axes.None;
+                Y = 0;
+
+                // Life time managed by the parent DrawableHoldNote
+                LifetimeStart = double.MinValue;
+                LifetimeEnd = double.MaxValue;
+
+                GlowPiece.Alpha = 0;
+            }
+
+            protected override void CheckForJudgements(bool userTriggered, double timeOffset)
+            {
+                if (!userTriggered)
+                {
+                    if (timeOffset > HitObject.HitWindows.Bad / 2)
+                    {
+                        AddJudgement(new HoldNoteTailJudgement
+                        {
+                            Result = HitResult.Miss,
+                            HasBroken = holdNote.hasBroken
+                        });
+                    }
+
+                    return;
+                }
+
+                double offset = Math.Abs(timeOffset);
+
+                if (offset > HitObject.HitWindows.Miss / 2)
+                    return;
+
+                AddJudgement(new HoldNoteTailJudgement
+                {
+                    Result = HitObject.HitWindows.ResultFor(offset) ?? HitResult.Miss,
+                    HasBroken = holdNote.hasBroken
+                });
+            }
+
+            public override bool OnPressed(ManiaAction action) => false; // Tail doesn't handle key down
+
+            public override bool OnReleased(ManiaAction action)
+            {
+                // Make sure that the user started holding the key during the hold note
+                if (!holdNote.holdStartTime.HasValue)
+                    return false;
+
+                if (action != Action)
+                    return false;
+
+                UpdateJudgement(true);
+
+                // Handled by the hold note, which will set holding = false
+                return false;
+            }
+        }
+    }
+}

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

@@ -0,0 +1,116 @@
+// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
+// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
+
+using System;
+using OpenTK;
+using OpenTK.Graphics;
+using osu.Framework.Extensions.Color4Extensions;
+using osu.Framework.Graphics;
+using osu.Framework.Graphics.Containers;
+using osu.Game.Rulesets.Mania.Judgements;
+using osu.Game.Rulesets.Objects.Drawables;
+using osu.Framework.Graphics.Shapes;
+
+namespace osu.Game.Rulesets.Mania.Objects.Drawables
+{
+    /// <summary>
+    /// Visualises a <see cref="HoldNoteTick"/> hit object.
+    /// </summary>
+    public class DrawableHoldNoteTick : DrawableManiaHitObject<HoldNoteTick>
+    {
+        /// <summary>
+        /// References the time at which the user started holding the hold note.
+        /// </summary>
+        public Func<double?> HoldStartTime;
+
+        private readonly Container glowContainer;
+
+        public DrawableHoldNoteTick(HoldNoteTick hitObject)
+            : base(hitObject)
+        {
+            Anchor = Anchor.TopCentre;
+            Origin = Anchor.TopCentre;
+
+            Y = (float)HitObject.StartTime;
+
+            RelativeSizeAxes = Axes.X;
+            Size = new Vector2(1);
+
+            // Life time managed by the parent DrawableHoldNote
+            LifetimeStart = double.MinValue;
+            LifetimeEnd = double.MaxValue;
+
+            Children = new[]
+            {
+                glowContainer = new CircularContainer
+                {
+                    Anchor = Anchor.TopCentre,
+                    Origin = Anchor.TopCentre,
+                    RelativeSizeAxes = Axes.Both,
+                    Masking = true,
+                    Children = new[]
+                    {
+                        new Box
+                        {
+                            RelativeSizeAxes = Axes.Both,
+                            Alpha = 0,
+                            AlwaysPresent = true
+                        }
+                    }
+                }
+            };
+        }
+
+        public override Color4 AccentColour
+        {
+            get { return base.AccentColour; }
+            set
+            {
+                base.AccentColour = value;
+
+                glowContainer.EdgeEffect = new EdgeEffectParameters
+                {
+                    Type = EdgeEffectType.Glow,
+                    Radius = 2f,
+                    Roundness = 15f,
+                    Colour = value.Opacity(0.3f)
+                };
+            }
+        }
+
+        protected override void CheckForJudgements(bool userTriggered, double timeOffset)
+        {
+            if (!userTriggered)
+                return;
+
+            if (Time.Current < HitObject.StartTime)
+                return;
+
+            if (HoldStartTime?.Invoke() > HitObject.StartTime)
+                return;
+
+            AddJudgement(new HoldNoteTickJudgement { Result = HitResult.Perfect });
+        }
+
+        protected override void UpdateState(ArmedState state)
+        {
+            switch (State)
+            {
+                case ArmedState.Hit:
+                    AccentColour = Color4.Green;
+                    break;
+            }
+        }
+
+        protected override void Update()
+        {
+            if (AllJudged)
+                return;
+
+            if (HoldStartTime?.Invoke() == null)
+                return;
+
+            UpdateJudgement(true);
+        }
+    }
+}

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

@@ -0,0 +1,41 @@
+// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
+// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
+
+using osu.Framework.Graphics;
+using OpenTK.Graphics;
+using osu.Game.Rulesets.Objects.Drawables;
+
+namespace osu.Game.Rulesets.Mania.Objects.Drawables
+{
+    public abstract class DrawableManiaHitObject<TObject> : DrawableScrollingHitObject<ManiaHitObject>
+        where TObject : ManiaHitObject
+    {
+        /// <summary>
+        /// The key that will trigger input for this hit object.
+        /// </summary>
+        protected ManiaAction Action { get; }
+
+        public new TObject HitObject;
+
+        protected DrawableManiaHitObject(TObject hitObject, ManiaAction? action = null)
+            : base(hitObject)
+        {
+            RelativePositionAxes = Axes.Y;
+            HitObject = hitObject;
+
+            if (action != null)
+                Action = action.Value;
+        }
+
+        public override Color4 AccentColour
+        {
+            get { return base.AccentColour; }
+            set
+            {
+                if (base.AccentColour == value)
+                    return;
+                base.AccentColour = value;
+            }
+        }
+    }
+}

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

@@ -0,0 +1,92 @@
+// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
+// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
+
+using System;
+using OpenTK.Graphics;
+using osu.Framework.Graphics;
+using osu.Framework.Input.Bindings;
+using osu.Game.Rulesets.Mania.Judgements;
+using osu.Game.Rulesets.Mania.Objects.Drawables.Pieces;
+using osu.Game.Rulesets.Objects.Drawables;
+
+namespace osu.Game.Rulesets.Mania.Objects.Drawables
+{
+    /// <summary>
+    /// Visualises a <see cref="Note"/> hit object.
+    /// </summary>
+    public class DrawableNote : DrawableManiaHitObject<Note>, IKeyBindingHandler<ManiaAction>
+    {
+        protected readonly GlowPiece GlowPiece;
+
+        private readonly LaneGlowPiece laneGlowPiece;
+        private readonly NotePiece headPiece;
+
+        public DrawableNote(Note hitObject, ManiaAction action)
+            : base(hitObject, action)
+        {
+            RelativeSizeAxes = Axes.X;
+            AutoSizeAxes = Axes.Y;
+
+            Children = new Drawable[]
+            {
+                laneGlowPiece = new LaneGlowPiece
+                {
+                    Anchor = Anchor.Centre,
+                    Origin = Anchor.Centre
+                },
+                GlowPiece = new GlowPiece(),
+                headPiece = new NotePiece
+                {
+                    Anchor = Anchor.TopCentre,
+                    Origin = Anchor.TopCentre
+                }
+            };
+        }
+
+        public override Color4 AccentColour
+        {
+            get { return base.AccentColour; }
+            set
+            {
+                if (base.AccentColour == value)
+                    return;
+                base.AccentColour = value;
+
+                laneGlowPiece.AccentColour = value;
+                GlowPiece.AccentColour = value;
+                headPiece.AccentColour = value;
+            }
+        }
+
+        protected override void CheckForJudgements(bool userTriggered, double timeOffset)
+        {
+            if (!userTriggered)
+            {
+                if (timeOffset > HitObject.HitWindows.Bad / 2)
+                    AddJudgement(new ManiaJudgement { Result = HitResult.Miss });
+                return;
+            }
+
+            double offset = Math.Abs(timeOffset);
+
+            if (offset > HitObject.HitWindows.Miss / 2)
+                return;
+
+            AddJudgement(new ManiaJudgement { Result = HitObject.HitWindows.ResultFor(offset) ?? HitResult.Miss });
+        }
+
+        protected override void UpdateState(ArmedState state)
+        {
+        }
+
+        public virtual bool OnPressed(ManiaAction action)
+        {
+            if (action != Action)
+                return false;
+
+            return UpdateJudgement(true);
+        }
+
+        public virtual bool OnReleased(ManiaAction action) => false;
+    }
+}

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

@@ -0,0 +1,132 @@
+// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
+// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
+
+using System;
+using osu.Framework.Caching;
+using OpenTK.Graphics;
+using osu.Framework.Extensions.Color4Extensions;
+using osu.Framework.Graphics;
+using osu.Framework.Graphics.Containers;
+using osu.Framework.Graphics.Shapes;
+using osu.Game.Graphics;
+
+namespace osu.Game.Rulesets.Mania.Objects.Drawables.Pieces
+{
+    /// <summary>
+    /// Represents length-wise portion of a hold note.
+    /// </summary>
+    internal class BodyPiece : Container, IHasAccentColour
+    {
+        private readonly Container subtractionLayer;
+
+        private readonly Drawable background;
+        private readonly BufferedContainer foreground;
+        private readonly BufferedContainer subtractionContainer;
+
+        public BodyPiece()
+        {
+            Blending = BlendingMode.Additive;
+
+            Children = new[]
+            {
+                background = new Box { RelativeSizeAxes = Axes.Both },
+                foreground = new BufferedContainer
+                {
+                    RelativeSizeAxes = Axes.Both,
+                    CacheDrawnFrameBuffer = true,
+                    Children = new Drawable[]
+                    {
+                        new Box { RelativeSizeAxes = Axes.Both },
+                        subtractionContainer = new BufferedContainer
+                        {
+                            RelativeSizeAxes = Axes.Both,
+                            // This is needed because we're blending with another object
+                            BackgroundColour = Color4.White.Opacity(0),
+                            CacheDrawnFrameBuffer = true,
+                            // The 'hole' is achieved by subtracting the result of this container with the parent
+                            Blending = new BlendingParameters { AlphaEquation = BlendingEquation.ReverseSubtract },
+                            Child = subtractionLayer = new CircularContainer
+                            {
+                                Anchor = Anchor.Centre,
+                                Origin = Anchor.Centre,
+                                // Height computed in Update
+                                Width = 1,
+                                Masking = true,
+                                Child = new Box
+                                {
+                                    RelativeSizeAxes = Axes.Both,
+                                    Alpha = 0,
+                                    AlwaysPresent = true
+                                }
+                            }
+                        }
+                    }
+                }
+            };
+        }
+
+        protected override void LoadComplete()
+        {
+            base.LoadComplete();
+
+            updateAccentColour();
+        }
+
+        private Color4 accentColour;
+        public Color4 AccentColour
+        {
+            get { return accentColour; }
+            set
+            {
+                if (accentColour == value)
+                    return;
+                accentColour = value;
+
+                updateAccentColour();
+            }
+        }
+
+        private Cached subtractionCache = new Cached();
+
+        public override bool Invalidate(Invalidation invalidation = Invalidation.All, Drawable source = null, bool shallPropagate = true)
+        {
+            if ((invalidation & Invalidation.DrawSize) > 0)
+                subtractionCache.Invalidate();
+
+            return base.Invalidate(invalidation, source, shallPropagate);
+        }
+
+        protected override void Update()
+        {
+            base.Update();
+
+            if (!subtractionCache.IsValid)
+            {
+                subtractionLayer.Width = 5;
+                subtractionLayer.Height = Math.Max(0, DrawHeight - DrawWidth);
+                subtractionLayer.EdgeEffect = new EdgeEffectParameters
+                {
+                    Colour = Color4.White,
+                    Type = EdgeEffectType.Glow,
+                    Radius = DrawWidth
+                };
+
+                foreground.ForceRedraw();
+                subtractionContainer.ForceRedraw();
+
+                subtractionCache.Validate();
+            }
+        }
+
+        private void updateAccentColour()
+        {
+            if (!IsLoaded)
+                return;
+
+            foreground.Colour = AccentColour.Opacity(0.4f);
+            background.Colour = AccentColour.Opacity(0.2f);
+
+            subtractionCache.Invalidate();
+        }
+    }
+}

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

@@ -0,0 +1,65 @@
+// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
+// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
+
+using osu.Framework.Extensions.Color4Extensions;
+using osu.Framework.Graphics;
+using osu.Framework.Graphics.Containers;
+using osu.Framework.Graphics.Shapes;
+using osu.Game.Graphics;
+using OpenTK.Graphics;
+
+namespace osu.Game.Rulesets.Mania.Objects.Drawables.Pieces
+{
+    public class GlowPiece : CompositeDrawable, IHasAccentColour
+    {
+        private const float glow_alpha = 0.7f;
+        private const float glow_radius = 5;
+
+        public GlowPiece()
+        {
+            RelativeSizeAxes = Axes.Both;
+            Masking = true;
+
+            InternalChild = new Box
+            {
+                RelativeSizeAxes = Axes.Both,
+                Alpha = 0,
+                AlwaysPresent = true
+            };
+        }
+
+        protected override void LoadComplete()
+        {
+            base.LoadComplete();
+            updateGlow();
+        }
+
+        private Color4 accentColour;
+        public Color4 AccentColour
+        {
+            get { return accentColour; }
+            set
+            {
+                if (accentColour == value)
+                    return;
+                accentColour = value;
+
+                updateGlow();
+            }
+        }
+
+        private void updateGlow()
+        {
+            if (!IsLoaded)
+                return;
+
+            EdgeEffect = new EdgeEffectParameters
+            {
+                Type = EdgeEffectType.Glow,
+                Colour = AccentColour.Opacity(glow_alpha),
+                Radius = glow_radius,
+                Hollow = true
+            };
+        }
+    }
+}

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

@@ -0,0 +1,85 @@
+// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
+// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
+
+using OpenTK.Graphics;
+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.Graphics;
+
+namespace osu.Game.Rulesets.Mania.Objects.Drawables.Pieces
+{
+    public class LaneGlowPiece : CompositeDrawable, IHasAccentColour
+    {
+        private const float total_height = 100;
+        private const float glow_height = 50;
+        private const float glow_alpha = 0.4f;
+        private const float edge_alpha = 0.3f;
+
+        public LaneGlowPiece()
+        {
+            BypassAutoSizeAxes = Axes.Both;
+            RelativeSizeAxes = Axes.X;
+            Height = total_height;
+
+            InternalChildren = new[]
+            {
+                new Container
+                {
+                    Name = "Left edge",
+                    RelativeSizeAxes = Axes.Y,
+                    Width = 1,
+                    Children = createGradient(edge_alpha)
+                },
+                new Container
+                {
+                    Name = "Right edge",
+                    Anchor = Anchor.TopRight,
+                    Origin = Anchor.TopRight,
+                    RelativeSizeAxes = Axes.Y,
+                    Width = 1,
+                    Children = createGradient(edge_alpha)
+                },
+                new Container
+                {
+                    Name = "Glow",
+                    Anchor = Anchor.Centre,
+                    Origin = Anchor.Centre,
+                    RelativeSizeAxes = Axes.X,
+                    Height = glow_height,
+                    Children = createGradient(glow_alpha)
+                }
+            };
+        }
+
+        private Drawable[] createGradient(float alpha) => new Drawable[]
+        {
+            new Box
+            {
+                Name = "Top",
+                RelativeSizeAxes = Axes.Both,
+                Height = 0.5f,
+                Blending = BlendingMode.Additive,
+                Colour = ColourInfo.GradientVertical(Color4.Transparent, Color4.White.Opacity(alpha))
+            },
+            new Box
+            {
+                Name = "Bottom",
+                Anchor = Anchor.BottomLeft,
+                Origin = Anchor.BottomLeft,
+                RelativeSizeAxes = Axes.Both,
+                Height = 0.5f,
+                Blending = BlendingMode.Additive,
+                Colour = ColourInfo.GradientVertical(Color4.White.Opacity(alpha), Color4.Transparent)
+            }
+        };
+
+        public Color4 AccentColour
+        {
+            get { return Colour; }
+            set { Colour = value; }
+        }
+    }
+}

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

@@ -0,0 +1,59 @@
+// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
+// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
+
+using OpenTK.Graphics;
+using osu.Framework.Extensions.Color4Extensions;
+using osu.Framework.Graphics;
+using osu.Framework.Graphics.Containers;
+using osu.Framework.Graphics.Shapes;
+using osu.Game.Graphics;
+
+namespace osu.Game.Rulesets.Mania.Objects.Drawables.Pieces
+{
+    /// <summary>
+    /// Represents the static hit markers of notes.
+    /// </summary>
+    internal class NotePiece : Container, IHasAccentColour
+    {
+        private const float head_height = 10;
+        private const float head_colour_height = 6;
+
+        private readonly Box colouredBox;
+
+        public NotePiece()
+        {
+            RelativeSizeAxes = Axes.X;
+            Height = head_height;
+
+            Children = new[]
+            {
+                new Box
+                {
+                    RelativeSizeAxes = Axes.Both
+                },
+                colouredBox = new Box
+                {
+                    Anchor = Anchor.TopCentre,
+                    Origin = Anchor.TopCentre,
+                    RelativeSizeAxes = Axes.X,
+                    Height = head_colour_height,
+                    Alpha = 0.2f
+                }
+            };
+        }
+
+        private Color4 accentColour;
+        public Color4 AccentColour
+        {
+            get { return accentColour; }
+            set
+            {
+                if (accentColour == value)
+                    return;
+                accentColour = value;
+
+                colouredBox.Colour = AccentColour.Lighten(0.9f);
+            }
+        }
+    }
+}

osu.Game.Rulesets.Mania/Objects/HoldNote.cs

@@ -1,9 +1,121 @@
-// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
+// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
 // Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
 
+using System.Collections.Generic;
+using osu.Game.Beatmaps;
+using osu.Game.Beatmaps.ControlPoints;
+using osu.Game.Rulesets.Objects.Types;
+
 namespace osu.Game.Rulesets.Mania.Objects
 {
-    public class HoldNote : Note
+    /// <summary>
+    /// Represents a hit object which requires pressing, holding, and releasing a key.
+    /// </summary>
+    public class HoldNote : ManiaHitObject, IHasEndTime
     {
+        public double EndTime => StartTime + Duration;
+
+        private double duration;
+        public double Duration
+        {
+            get { return duration; }
+            set
+            {
+                duration = value;
+                Tail.StartTime = EndTime;
+            }
+        }
+
+        public override double StartTime
+        {
+            get { return base.StartTime; }
+            set
+            {
+                base.StartTime = value;
+                Head.StartTime = value;
+                Tail.StartTime = EndTime;
+            }
+        }
+
+        public override int Column
+        {
+            get { return base.Column; }
+            set
+            {
+                base.Column = value;
+                Head.Column = value;
+                Tail.Column = value;
+            }
+        }
+
+        /// <summary>
+        /// The head note of the hold.
+        /// </summary>
+        public readonly Note Head = new Note();
+
+        /// <summary>
+        /// The tail note of the hold.
+        /// </summary>
+        public readonly Note Tail = new TailNote();
+
+        /// <summary>
+        /// The time between ticks of this hold.
+        /// </summary>
+        private double tickSpacing = 50;
+
+        public override void ApplyDefaults(ControlPointInfo controlPointInfo, BeatmapDifficulty difficulty)
+        {
+            base.ApplyDefaults(controlPointInfo, difficulty);
+
+            TimingControlPoint timingPoint = controlPointInfo.TimingPointAt(StartTime);
+            tickSpacing = timingPoint.BeatLength / difficulty.SliderTickRate;
+
+            Head.ApplyDefaults(controlPointInfo, difficulty);
+            Tail.ApplyDefaults(controlPointInfo, difficulty);
+        }
+
+        /// <summary>
+        /// The scoring scoring ticks of the hold note.
+        /// </summary>
+        public IEnumerable<HoldNoteTick> Ticks => ticks ?? (ticks = createTicks());
+        private List<HoldNoteTick> ticks;
+
+        private List<HoldNoteTick> createTicks()
+        {
+            var ret = new List<HoldNoteTick>();
+
+            if (tickSpacing == 0)
+                return ret;
+
+            for (double t = StartTime + tickSpacing; t <= EndTime - tickSpacing; t += tickSpacing)
+            {
+                ret.Add(new HoldNoteTick
+                {
+                    StartTime = t,
+                    Column = Column
+                });
+            }
+
+            return ret;
+        }
+
+        /// <summary>
+        /// The tail of the hold note.
+        /// </summary>
+        private class TailNote : Note
+        {
+            /// <summary>
+            /// Lenience of release hit windows. This is to make cases where the hold note release
+            /// is timed alongside presses of other hit objects less awkward.
+            /// </summary>
+            private const double release_window_lenience = 1.5;
+
+            public override void ApplyDefaults(ControlPointInfo controlPointInfo, BeatmapDifficulty difficulty)
+            {
+                base.ApplyDefaults(controlPointInfo, difficulty);
+
+                HitWindows *= release_window_lenience;
+            }
+        }
     }
 }

osu.Game.Rulesets.Mania/Objects/HoldNoteTick.cs

@@ -0,0 +1,12 @@
+// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
+// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
+
+namespace osu.Game.Rulesets.Mania.Objects
+{
+    /// <summary>
+    /// A scoring tick of a hold note.
+    /// </summary>
+    public class HoldNoteTick : ManiaHitObject
+    {
+    }
+}

osu.Game.Rulesets.Mania/Objects/ManiaHitObject.cs

@@ -1,12 +1,13 @@
 // Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
 // Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
 
+using osu.Game.Rulesets.Mania.Objects.Types;
 using osu.Game.Rulesets.Objects;
 
 namespace osu.Game.Rulesets.Mania.Objects
 {
-    public abstract class ManiaBaseHit : HitObject
+    public abstract class ManiaHitObject : HitObject, IHasColumn
     {
-        public int Column;
+        public virtual int Column { get; set; }
     }
 }

osu.Game.Rulesets.Mania/Objects/Note.cs

@@ -1,9 +1,27 @@
 // Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
 // Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
 
+using osu.Game.Beatmaps;
+using osu.Game.Beatmaps.ControlPoints;
+using osu.Game.Rulesets.Mania.Judgements;
+
 namespace osu.Game.Rulesets.Mania.Objects
 {
-    public class Note : ManiaBaseHit
+    /// <summary>
+    /// Represents a hit object which has a single hit press.
+    /// </summary>
+    public class Note : ManiaHitObject
     {
+        /// <summary>
+        /// The key-press hit window for this note.
+        /// </summary>
+        public HitWindows HitWindows { get; protected set; } = new HitWindows();
+
+        public override void ApplyDefaults(ControlPointInfo controlPointInfo, BeatmapDifficulty difficulty)
+        {
+            base.ApplyDefaults(controlPointInfo, difficulty);
+
+            HitWindows = new HitWindows(difficulty.OverallDifficulty);
+        }
     }
 }