Add ultimate xr

Assets/UltimateXR/Runtime/Scripts/Core/Caching/IUxrPrecacheable.cs

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+// --------------------------------------------------------------------------------------------------------------------
+// <copyright file="IUxrPrecacheable.cs" company="VRMADA">
+//   Copyright (c) VRMADA, All rights reserved.
+// </copyright>
+// --------------------------------------------------------------------------------------------------------------------
+using System.Collections.Generic;
+using UnityEngine;
+
+namespace UltimateXR.Core.Caching
+{
+    /// <summary>
+    ///     The <see cref="IUxrPrecacheable" /> interface is used in components that need to create instances at runtime and
+    ///     want a way to precache them so that there aren't any hiccups on instantiation.
+    ///     The <see cref="UxrManager" /> will look for <see cref="IUxrPrecacheable" /> components when the scene is loaded and
+    ///     will instantiate and render the objects specified by <see cref="PrecachedInstances" /> a certain amount of frames
+    ///     while the screen is still black.
+    ///     This will make sure their resources (meshes, textures) are cached in order to minimize instantiation delays.
+    /// </summary>
+    public interface IUxrPrecacheable
+    {
+        #region Public Types & Data
+
+        /// <summary>
+        ///     Gets the GameObjects, usually prefabs, that will be precached when the scene is loaded.
+        /// </summary>
+        IEnumerable<GameObject> PrecachedInstances { get; }
+
+        #endregion
+    }
+}

Assets/UltimateXR/Runtime/Scripts/Core/Caching/IUxrPrecacheable.cs.meta

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+timeCreated: 1537182951
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