add package files

com.htc.upm.vive.openxr/OpenXRFacialTracking/Samples~/Editor/FacialTrackingFeatureInstaller.cs

@@ -0,0 +1,43 @@
+using UnityEditor;
+using UnityEditor.XR.OpenXR.Features;
+using UnityEngine;
+using UnityEngine.XR.OpenXR;
+using System.Linq;
+using System.IO;
+using VIVE.FacialTracking;
+namespace UnityEditor.XR.OpenXR.Samples.FacialTracking
+{
+    [InitializeOnLoad]
+    public class FacialTrackingFeatureInstaller : Editor
+    {
+#if !UNITY_SAMPLE_DEV
+        private const string k_ScriptPath = "FacialTracking Example/Editor/FacialTrackingFeatureInstaller.cs";
+        static FacialTrackingFeatureInstaller()
+        {
+            FeatureHelpers.RefreshFeatures(BuildTargetGroup.Standalone);
+            var feature = OpenXRSettings.Instance.GetFeature<VIVE_FacialTracking_OpenXR_API>();
+            if (feature != null)
+            {
+                if (feature.enabled != true)
+                {
+                    feature.enabled = true;
+                }
+            }
+            Debug.Log(AssetDatabase.FindAssets(Path.GetFileNameWithoutExtension(k_ScriptPath)).Select(AssetDatabase.GUIDToAssetPath));
+            var source = AssetDatabase.FindAssets(Path.GetFileNameWithoutExtension(k_ScriptPath))
+                .Select(AssetDatabase.GUIDToAssetPath)
+                .FirstOrDefault(r => r.Contains(k_ScriptPath));
+
+            if (string.IsNullOrEmpty(source))
+            {
+                Debug.LogError("File Not Exist");
+                return;
+            }
+
+            source = Path.GetDirectoryName(source);
+            Debug.Log(source);
+            AssetDatabase.DeleteAsset(Path.Combine(Path.GetDirectoryName(source), "Editor"));
+        }
+#endif
+    }
+}