Add ultimate xr

Assets/UltimateXR/Runtime/Scripts/CameraUtils/UxrWallFadeMode.cs

@@ -0,0 +1,24 @@
+// --------------------------------------------------------------------------------------------------------------------
+// <copyright file="UxrWallFadeMode.cs" company="VRMADA">
+//   Copyright (c) VRMADA, All rights reserved.
+// </copyright>
+// --------------------------------------------------------------------------------------------------------------------
+namespace UltimateXR.CameraUtils
+{
+    /// <summary>
+    ///     Enumerates the different working modes for <see cref="UxrCameraWallFade" />.
+    /// </summary>
+    public enum UxrWallFadeMode
+    {
+        /// <summary>
+        ///     Fades to black when getting inside the geometry but allows to traverse and exit through the other side.
+        /// </summary>
+        AllowTraverse,
+
+        /// <summary>
+        ///     Doesn't allow traversing. The condition to fade-in back again is that the camera needs to have a straight line
+        ///     without any traversing between the point where the head got in and the current position.
+        /// </summary>
+        Strict
+    }
+}