Fixed compilation errors caused by the removal of reference project generation

Author: Alexander Seeck

Assets/MixedRealityToolkit/Utilities/BuildAndDeploy/UwpAppxBuildTools.cs

@@ -154,6 +154,8 @@ public static async Task<bool> BuildAppxAsync(string productName, bool forceRebu
             string nugetPath = Path.Combine(unity, @"Data\PlaybackEngines\MetroSupport\Tools\NuGet.exe");
 
             // Before building, need to run a nuget restore to generate a json.lock file. Failing to do this breaks the build in VS RTM
+
+#if !UNITY_2019_1_OR_NEWER
             if (PlayerSettings.GetScriptingBackend(BuildTargetGroup.WSA) == ScriptingImplementation.WinRTDotNET)
             {
                 if (!await RestoreNugetPackagesAsync(nugetPath, storePath) ||
@@ -165,6 +167,7 @@ public static async Task<bool> BuildAppxAsync(string productName, bool forceRebu
                     return IsBuilding = false;
                 }
             }
+#endif
 
             // Ensure that the generated .appx version increments by modifying Package.appxmanifest
             if (!SetPackageVersion(incrementVersion))

Assets/MixedRealityToolkit/Utilities/BuildAndDeploy/UwpBuildDeployWindow.cs

@@ -357,6 +357,7 @@ private void UnityBuildGUI()
             EditorGUILayout.BeginHorizontal();
 
             // Generate C# Project References for debugging
+#if !UNITY_2019_1_OR_NEWER
             bool generateReferenceProjects = EditorUserBuildSettings.wsaGenerateReferenceProjects;
 
             var curScriptingBackend = PlayerSettings.GetScriptingBackend(BuildTargetGroup.WSA);
@@ -371,6 +372,7 @@ private void UnityBuildGUI()
             }
 
             GUILayout.FlexibleSpace();
+#endif
 
             GUI.enabled = ShouldOpenSLNBeEnabled;
 
@@ -502,7 +504,10 @@ private void AppxBuildGUI()
                 buildConfigOption = WSABuildType.Debug;
             }
 
+#if !UNITY_2019_1_OR_NEWER
             EditorUserBuildSettings.GetWSADotNetNative(buildConfigOption);
+#endif
+
             buildConfigOption = (WSABuildType)EditorGUILayout.EnumPopup("Build Configuration", buildConfigOption, GUILayout.Width(HalfWidth));
 
             string buildConfigString = buildConfigOption.ToString();
@@ -919,9 +924,9 @@ private void DeployGUI()
             GUILayout.EndVertical();
         }
 
-        #endregion Methods
+#endregion Methods
 
-        #region Utilities
+#region Utilities
 
         private async void ConnectToDevice(DeviceInfo currentConnection)
         {
@@ -1231,9 +1236,9 @@ private static string UpdatePackageName()
             return string.Empty;
         }
 
-        #endregion Utilities
+#endregion Utilities
 
-        #region Device Portal Commands
+#region Device Portal Commands
 
         private static async void OpenDevicePortal(DevicePortalConnections targetDevices, DeviceInfo currentConnection)
         {
@@ -1481,6 +1486,6 @@ private static void OpenLogFilesOnDeviceList(DevicePortalConnections targetDevic
             }
         }
 
-        #endregion Device Portal Commands
+#endregion Device Portal Commands
     }
 }

Assets/MixedRealityToolkit/Utilities/BuildAndDeploy/UwpPlayerBuildTools.cs

@@ -147,12 +147,14 @@ public static void BuildUwpPlayer(BuildInfo buildInfo)
                 EditorUserBuildSettings.wsaUWPBuildType = buildInfo.WSAUWPBuildType.Value;
             }
 
+#if !UNITY_2019_1_OR_NEWER
             var oldWSAGenerateReferenceProjects = EditorUserBuildSettings.wsaGenerateReferenceProjects;
 
             if (buildInfo.WSAGenerateReferenceProjects.HasValue)
             {
                 EditorUserBuildSettings.wsaGenerateReferenceProjects = buildInfo.WSAGenerateReferenceProjects.Value;
             }
+#endif
 
             var oldColorSpace = PlayerSettings.colorSpace;
 
@@ -196,17 +198,20 @@ public static void BuildUwpPlayer(BuildInfo buildInfo)
             {
                 OnPostProcessBuild(buildInfo, buildReport);
 
+#if !UNITY_2019_1_OR_NEWER
                 if (buildInfo.BuildTarget == BuildTarget.WSAPlayer && EditorUserBuildSettings.wsaGenerateReferenceProjects)
                 {
                     UwpProjectPostProcess.Execute(buildInfo.OutputDirectory);
                 }
 
+                EditorUserBuildSettings.wsaGenerateReferenceProjects = oldWSAGenerateReferenceProjects;
+#endif
+
                 PlayerSettings.colorSpace = oldColorSpace;
                 PlayerSettings.SetScriptingDefineSymbolsForGroup(buildTargetGroup, oldBuildSymbols);
 
                 EditorUserBuildSettings.wsaUWPBuildType = oldWSAUWPBuildType.Value;
 
-                EditorUserBuildSettings.wsaGenerateReferenceProjects = oldWSAGenerateReferenceProjects;
                 EditorUserBuildSettings.SwitchActiveBuildTarget(oldBuildTargetGroup, oldBuildTarget);
             }
         }