version 2.5.0

com.htc.upm.vive.openxr/Runtime/Profiles/XR_EXT_user_presence_impls.cs

@@ -0,0 +1,46 @@
+// Copyright HTC Corporation All Rights Reserved.
+
+using System.Text;
+using UnityEngine;
+using UnityEngine.XR.OpenXR;
+
+using VIVE.OpenXR.UserPresence;
+
+namespace VIVE.OpenXR
+{
+	public class XR_EXT_user_presence_impls : XR_EXT_user_presence_defs
+	{
+		#region Log
+		const string LOG_TAG = "VIVE.OpenXR.XR_EXT_user_presence_impls";
+		StringBuilder m_sb = null;
+		StringBuilder sb {
+			get {
+				if (m_sb == null) { m_sb = new StringBuilder(); }
+				return m_sb;
+			}
+		}
+		void DEBUG(StringBuilder msg) { Debug.LogFormat("{0} {1}", LOG_TAG, msg); }
+		#endregion
+
+		public XR_EXT_user_presence_impls() { sb.Clear().Append("XR_EXT_user_presence_impls()"); DEBUG(sb); }
+
+		private ViveUserPresence feature = null;
+		private bool ASSERT_FEATURE(bool init = false)
+		{
+			if (feature == null) { feature = OpenXRSettings.Instance.GetFeature<ViveUserPresence>(); }
+			bool enabled = (feature != null);
+			if (init)
+			{
+				sb.Clear().Append("ViveUserPresence is ").Append((enabled ? "enabled." : "disabled."));
+				DEBUG(sb);
+			}
+			return enabled;
+		}
+
+		public override bool IsUserPresent()
+		{
+			if (ASSERT_FEATURE()) { return feature.IsUserPresent(); }
+			return true;
+		}
+	}
+}