This is the June 2021 Update (v2.5.0) with production-ready OpenXR (#505)

* Add helper for making XrGraphicsBindingOpenGL* instances, start XR demo

* Fix OpenXR flags being 32-bit not 64-bit, "almost" working OpenXR demo

* Pushing latest demo - crosseyed is gone, replaced with weird fov thing

* Add maths helpers, is this progress I don't even know anymore

* Commit before rewrite

* Scrap the demo

* Stop us forgetting to ship bindings!

* Add missing bindings to SLN and missing typemaps, update changelog

* Update src/Core/Silk.NET.Core/Native/SilkMarshal.cs

Co-authored-by: Kai Jellinghaus <contact@kaij.tech>

* Bindings updates, fix release notes

* Update Silk.NET.sln

Co-authored-by: Kai Jellinghaus <contact@kaij.tech>

Author: Perksey

src/infrastructure/Silk.NET.NUKE/Build.cs

@@ -121,6 +121,58 @@ Dictionary<string, object> ProcessedMsbuildProperties
 
     AbsolutePath SourceDirectory => RootDirectory / "src";
 
+    // ReSharper disable once RedundantEmptyObjectOrCollectionInitializer
+    readonly HashSet<string> AllowedExclusions = new()
+    {
+
+    };
+    
+    Target ValidateSolution => _ => _
+        .Executes
+        (
+            () =>
+            {
+                var files = RootDirectory.GlobFiles("**/*.csproj").ToArray();
+                Logger.Info($"Found {files.Length} csproj files in \"{RootDirectory}\"");
+                var missedOut = new List<string>();
+                foreach (var file in files)
+                {
+                    var found = false;
+                    foreach (var project in Solution.GetProjects("*"))
+                    {
+                        if (new FileInfo(file).FullName.Equals(new FileInfo(project.Path).FullName))
+                        {
+                            found = true;
+                            break;
+                        }
+                    }
+
+                    if (!found && !AllowedExclusions.Contains(Path.GetFileNameWithoutExtension(file)))
+                    {
+                        Logger.Error
+                        (
+                            "A project has not been included in the solution and will not be shipped! " +
+                            $"\"{file}\" if this is acceptable please add the project name (excluding the path and " +
+                            "extension) to the AllowedExclusions array in the NUKE Build.cs file."
+                        );
+                        
+                        missedOut.Add(file);
+                    }
+                }
+
+                if (missedOut.Any())
+                {
+                    Logger.Warn("Commands to add these for your convenience:");
+                    foreach (var file in missedOut)
+                    {
+                        Logger.Warn($"dotnet sln \"{Path.GetFileName(Solution.FileName)}\" add \"{file}\"");
+                    }
+
+                    ControlFlow.Fail("Action required.");
+                }
+            }
+        );
+
     Target Clean => _ => _
         .Before(Restore)
         .Executes(() =>