Moved bin and obj directories to the root of the repo

Author: PathogenDavid

Directory.Build.props

@@ -1,3 +1,4 @@
 <Project>
+  <Import Project="tooling/Common.props" />
   <Import Project="tooling/Common$(MSBuildProjectExtension).props" Condition="Exists('tooling/Common$(MSBuildProjectExtension).props')"/>
 </Project>

Directory.Build.targets

@@ -1,3 +1,4 @@
 <Project>
+  <Import Project="tooling/Common.targets" />
   <Import Project="tooling/Common$(MSBuildProjectExtension).targets" Condition="Exists('tooling/Common$(MSBuildProjectExtension).targets')" />
 </Project>

tooling/Common.props

@@ -0,0 +1,28 @@
+<Project>
+  <!-- Default configuration and platform when not present -->
+  <PropertyGroup>
+    <Configuration Condition="'$(Configuration)' == ''">Debug</Configuration>
+    <Platform Condition="'$(Platform)' == ''">AnyCPU</Platform>
+  </PropertyGroup>
+  <!-- Build to central folders instead of scattering bin and obj throughout the solution tree -->
+  <PropertyGroup>
+    <!--
+      We include the project file extension by default to avoid unexpected collisions, but drop it for C# and C++ projects since we don't expect them to collide.
+    -->
+    <ThisProjectOutputSubdirectory>$(MSBuildProjectFile)</ThisProjectOutputSubdirectory>
+    <ThisProjectOutputSubdirectory Condition="'$(MSBuildProjectExtension)' == '.csproj'">$(MSBuildProjectName)</ThisProjectOutputSubdirectory>
+    <ThisProjectOutputSubdirectory Condition="'$(MSBuildProjectExtension)' == '.vcxproj'">$(MSBuildProjectName)</ThisProjectOutputSubdirectory>
+
+    <_ProjectTreeRoot>$(MSBuildThisFileDirectory)../</_ProjectTreeRoot>
+
+    <BaseOutputPath>$(_ProjectTreeRoot)bin/$(Configuration)-$(Platform)/</BaseOutputPath>
+    <OutputPath>$(BaseOutputPath)$(ThisProjectOutputSubdirectory)/</OutputPath>
+    <OutputDir>$(OutputPath)</OutputDir>
+
+    <BaseIntermediateOutputPath>$(_ProjectTreeRoot)obj/$(ThisProjectOutputSubdirectory)/</BaseIntermediateOutputPath>
+    <IntermediateOutputPath>$(BaseIntermediateOutputPath)$(Configuration)-$(Platform)/</IntermediateOutputPath>
+
+    <AppendTargetFrameworkToOutputPath>false</AppendTargetFrameworkToOutputPath>
+    <AppendRuntimeIdentifierToOutputPath>false</AppendRuntimeIdentifierToOutputPath>
+  </PropertyGroup>
+</Project>

tooling/Common.targets

@@ -0,0 +1,18 @@
+<Project>
+  <!-- Verify each intermediate output directory is only used for a single project -->
+  <PropertyGroup>
+    <_RelativeProjectPathFilePath>$(BaseIntermediateOutputPath)RelativeProjectPath.txt</_RelativeProjectPathFilePath>
+    <_ProjectPathRelativeToIntermediateDirectory>$([MSBuild]::MakeRelative($(BaseIntermediateOutputPath), $(MSBuildProjectFullPath)))</_ProjectPathRelativeToIntermediateDirectory>
+  </PropertyGroup>
+  <Target Name="VerifyNoIntermediateDirCollisions" BeforeTargets="ResolvePackageAssets;Build">
+    <WriteLinesToFile File="$(_RelativeProjectPathFilePath)" Lines="$(_ProjectPathRelativeToIntermediateDirectory)" Condition="!Exists('$(_RelativeProjectPathFilePath)')" />
+    <ReadLinesFromFile File="$(_RelativeProjectPathFilePath)">
+      <Output TaskParameter="Lines" ItemName="_ReadProjectPathRelativeToIntermediateDirectory" />
+    </ReadLinesFromFile>
+    <Error Condition="'%(_ReadProjectPathRelativeToIntermediateDirectory.Identity)' != '$(_ProjectPathRelativeToIntermediateDirectory)'"
+      Text="Intermediate output directory collision between '%(_ReadProjectPathRelativeToIntermediateDirectory.Identity)' and '$(_ProjectPathRelativeToIntermediateDirectory)'" />
+  </Target>
+  <Target Name="CleanUpRelativeProjectPathFilePath" AfterTargets="Clean">
+    <Delete Files="$(_RelativeProjectPathFilePath)" />
+  </Target>
+</Project>