Add Data Plane SDK for Azure Remote Rendering (Azure#18159)

This adds the .net SDK for Azure Remote Rendering.

Tests are included which convert assets, start a session and confirm a number of failure cases behave correctly.

sdk/mixedreality/Azure.MixedReality.Authentication/shared/AuthenticationEndpoint.cs

@@ -4,6 +4,8 @@
 using Azure.Core;
 using System;
 
+#nullable enable
+
 namespace Azure.MixedReality.Authentication
 {
     internal static class AuthenticationEndpoint

sdk/mixedreality/Azure.MixedReality.Authentication/shared/MixedRealityTokenCredential.cs

@@ -6,6 +6,8 @@
 using System.Threading.Tasks;
 using Azure.Core;
 
+#nullable enable
+
 namespace Azure.MixedReality.Authentication
 {
     /// <summary>

sdk/mixedreality/Azure.MixedReality.RemoteRendering/Azure.MixedReality.RemoteRendering.sln

@@ -0,0 +1,43 @@
+
+Microsoft Visual Studio Solution File, Format Version 12.00
+# Visual Studio Version 16
+VisualStudioVersion = 16.0.30804.86
+MinimumVisualStudioVersion = 10.0.40219.1
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "Azure.MixedReality.RemoteRendering", "src\Azure.MixedReality.RemoteRendering.csproj", "{ECE9B1E6-05DF-4DFE-9B1C-52A16B3ABB7A}"
+EndProject
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "Azure.MixedReality.RemoteRendering.Tests", "tests\Azure.MixedReality.RemoteRendering.Tests.csproj", "{2B67CBA1-55D8-491E-80CC-96A590E3F4F7}"
+EndProject
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "Azure.Core.TestFramework", "..\..\core\Azure.Core.TestFramework\src\Azure.Core.TestFramework.csproj", "{85271BAE-8B48-43B6-8A16-BBD3F14F7AA1}"
+EndProject
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "Azure.MixedReality.Authentication", "..\Azure.MixedReality.Authentication\src\Azure.MixedReality.Authentication.csproj", "{D918FBC5-CB77-4ADB-9880-8C7F7808D30C}"
+EndProject
+Global
+	GlobalSection(SolutionConfigurationPlatforms) = preSolution
+		Debug|Any CPU = Debug|Any CPU
+		Release|Any CPU = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(ProjectConfigurationPlatforms) = postSolution
+		{ECE9B1E6-05DF-4DFE-9B1C-52A16B3ABB7A}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{ECE9B1E6-05DF-4DFE-9B1C-52A16B3ABB7A}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{ECE9B1E6-05DF-4DFE-9B1C-52A16B3ABB7A}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{ECE9B1E6-05DF-4DFE-9B1C-52A16B3ABB7A}.Release|Any CPU.Build.0 = Release|Any CPU
+		{2B67CBA1-55D8-491E-80CC-96A590E3F4F7}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{2B67CBA1-55D8-491E-80CC-96A590E3F4F7}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{2B67CBA1-55D8-491E-80CC-96A590E3F4F7}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{2B67CBA1-55D8-491E-80CC-96A590E3F4F7}.Release|Any CPU.Build.0 = Release|Any CPU
+		{85271BAE-8B48-43B6-8A16-BBD3F14F7AA1}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{85271BAE-8B48-43B6-8A16-BBD3F14F7AA1}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{85271BAE-8B48-43B6-8A16-BBD3F14F7AA1}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{85271BAE-8B48-43B6-8A16-BBD3F14F7AA1}.Release|Any CPU.Build.0 = Release|Any CPU
+		{D918FBC5-CB77-4ADB-9880-8C7F7808D30C}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{D918FBC5-CB77-4ADB-9880-8C7F7808D30C}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{D918FBC5-CB77-4ADB-9880-8C7F7808D30C}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{D918FBC5-CB77-4ADB-9880-8C7F7808D30C}.Release|Any CPU.Build.0 = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(SolutionProperties) = preSolution
+		HideSolutionNode = FALSE
+	EndGlobalSection
+	GlobalSection(ExtensibilityGlobals) = postSolution
+		SolutionGuid = {DC488E19-B259-4BFE-A0F2-ABE222B90514}
+	EndGlobalSection
+EndGlobal

sdk/mixedreality/Azure.MixedReality.RemoteRendering/CHANGELOG.md

@@ -0,0 +1,4 @@
+# Release History
+
+## 1.0.0-beta.1 (2021-05-02)
+- Initial version of client.

sdk/mixedreality/Azure.MixedReality.RemoteRendering/Directory.Build.props

@@ -0,0 +1,6 @@
+<Project ToolsVersion="15.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+  <!--
+    Add any shared properties you want for the projects under this package directory that need to be set before the auto imported Directory.Build.props
+  -->
+  <Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory).., Directory.Build.props))\Directory.Build.props" />
+</Project>