上传YomovSDK

Packages/com.unity.xr.openxr/Runtime/Features/OpenXRFeatureSettings.cs

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+using System;
+using System.Collections.Generic;
+using System.Runtime.CompilerServices;
+using UnityEngine.XR.OpenXR.Features;
+using UnityEngine.Serialization;
+
+[assembly: InternalsVisibleTo("UnityEditor.XR.OpenXR.Tests")]
+namespace UnityEngine.XR.OpenXR
+{
+    public partial class OpenXRSettings
+    {
+        /// <summary>
+        /// All known features.
+        /// </summary>
+        [FormerlySerializedAs("extensions")]
+        [HideInInspector]
+        [SerializeField]
+        internal OpenXRFeature[] features = { };
+
+        /// <summary>
+        /// Number of available features.
+        /// </summary>
+        public int featureCount => features.Length;
+
+        /// <summary>
+        /// Returns the first feature that matches the given type.
+        /// </summary>
+        /// <typeparam name="TFeature">Type of the feature to retrieve</typeparam>
+        /// <returns>Feature by type</returns>
+        public TFeature GetFeature<TFeature>() where TFeature : OpenXRFeature => (TFeature)GetFeature(typeof(TFeature));
+
+        /// <summary>
+        /// Returns the first feature that matches the given type.
+        /// </summary>
+        /// <param name="featureType">Type of the feature to return</param>
+        /// <returns>Feature by type</returns>
+        public OpenXRFeature GetFeature(Type featureType)
+        {
+            foreach (var feature in features)
+                if (featureType.IsInstanceOfType(feature))
+                    return feature;
+
+            return null;
+        }
+
+        /// <summary>
+        /// Returns all features of a given type.
+        /// </summary>
+        /// <typeparam name="TFeature">Type of the feature to retrieve</typeparam>
+        /// <returns>All components of Type</returns>
+        public OpenXRFeature[] GetFeatures<TFeature>() => GetFeatures(typeof(TFeature));
+
+        /// <summary>
+        /// Returns all features of Type.
+        /// </summary>
+        /// <param name="featureType">Type of the feature to retrieve</param>
+        /// <returns>All components of Type</returns>
+        public OpenXRFeature[] GetFeatures(Type featureType)
+        {
+            var result = new List<OpenXRFeature>();
+            foreach (var feature in features)
+                if (featureType.IsInstanceOfType(feature))
+                    result.Add(feature);
+
+            return result.ToArray();
+        }
+
+        /// <summary>
+        /// Returns all features of a given type.
+        /// </summary>
+        /// <param name="featuresOut">Output list of features</param>
+        /// <typeparam name="TFeature">Feature type</typeparam>
+        /// <returns>Number of features returned</returns>
+        public int GetFeatures<TFeature>(List<TFeature> featuresOut) where TFeature : OpenXRFeature
+        {
+            featuresOut.Clear();
+            foreach (var feature in features)
+                if (feature is TFeature xrFeature)
+                    featuresOut.Add(xrFeature);
+
+            return featuresOut.Count;
+        }
+
+        /// <summary>
+        /// Returns all features of a given type.
+        /// </summary>
+        /// <param name="featureType">Type of the feature to retrieve</param>
+        /// <param name="featuresOut">Output list of features</param>
+        /// <returns>Number of features returned</returns>
+        public int GetFeatures(Type featureType, List<OpenXRFeature> featuresOut)
+        {
+            featuresOut.Clear();
+            foreach (var feature in features)
+                if (featureType.IsInstanceOfType(feature))
+                    featuresOut.Add(feature);
+
+            return featuresOut.Count;
+        }
+
+        /// <summary>
+        /// Return all features.
+        /// </summary>
+        /// <returns>All features</returns>
+        public OpenXRFeature[] GetFeatures() => (OpenXRFeature[])features?.Clone() ?? new OpenXRFeature[0];
+
+        /// <summary>
+        /// Return all features.
+        /// </summary>
+        /// <param name="featuresOut">Output list of features</param>
+        /// <returns>Number of features returned</returns>
+        public int GetFeatures(List<OpenXRFeature> featuresOut)
+        {
+            featuresOut.Clear();
+            featuresOut.AddRange(features);
+            return featuresOut.Count;
+        }
+    }
+}