add package files

com.htc.upm.vive.openxr/OpenXRSceneUnderstanding/Samples~/PassThrough Plugin/EnablePassThrough.cs

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+using System;
+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+
+namespace HVR
+{
+    public class EnablePassThrough : MonoBehaviour
+    {
+        EHVRErrorCode hvrErr;
+        EHVRSettingsError settingErr;
+        //IHVRSettings_FnTable *vr_settings = (IHVRSettings_FnTable*) HVR_GetGenericInterface(IHVRSettings_Version, &hvrErr);
+        public bool enable = true;
+        public int blend_mode = 0;
+        private int origin_blend_mode = 4;
+        // Start is called before the first frame update
+        private CHVRSettings vr_settings;
+
+        private void Awake() {
+            HVRClass.Init(ref hvrErr);
+            vr_settings = HVRClass.Settings;
+        }
+        void Start()
+        {
+            if(vr_settings != null)
+            {
+                origin_blend_mode = vr_settings.GetInt32("camera", "cameraRoomViewMode", ref settingErr);
+                Debug.Log("cameraRoomViewMode: " + origin_blend_mode);
+                // Change exposure mode
+                vr_settings.SetBool("camera", "cameraRoomViewAlwaysOn", enable, ref settingErr);
+                if (settingErr == EHVRSettingsError.EVRSettingsError_None)
+                {
+                    Debug.Log("Enable pass through successfully."); // Enable pass through successfully
+                } else
+                {
+                    Debug.Log("Enable pass through failed: " + settingErr);
+                }
+
+                vr_settings.SetInt32("camera", "cameraRoomViewMode", blend_mode, ref settingErr);
+                if (settingErr == EHVRSettingsError.EVRSettingsError_None)
+                {
+                    Debug.Log("Set camera mode successfully."); // Set camera mode successfully
+                } else
+                {
+                    Debug.Log("Set camera mode failed: " + settingErr);
+                }
+            } else
+            {
+                Debug.Log("vr_settings is null.");
+            }
+        }
+
+        private void OnApplicationQuit()
+        {
+            if(vr_settings != null)
+            {
+                // Disable pass through before closing the App.
+                vr_settings.SetBool("camera", "cameraRoomViewAlwaysOn", !enable, ref settingErr);
+                if (settingErr == EHVRSettingsError.EVRSettingsError_None)
+                {
+                    Debug.Log("Disable pass through.");
+                }
+
+                vr_settings.SetInt32("camera", "cameraRoomViewMode", origin_blend_mode, ref settingErr);
+                if (settingErr == EHVRSettingsError.EVRSettingsError_None)
+                {
+                    Debug.Log("Reset cameraRoomViewMode: " + origin_blend_mode);
+                }
+            }
+        }
+    }
+}

com.htc.upm.vive.openxr/OpenXRSceneUnderstanding/Samples~/PassThrough Plugin/EnablePassThrough.cs.meta

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com.htc.upm.vive.openxr/OpenXRSceneUnderstanding/Samples~/PassThrough Plugin/EnablePassThrough_cmd.cs

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+using System.Collections;
+using System.Collections.Generic;
+using System.Diagnostics;
+using System.Threading;
+using System.IO;
+using UnityEngine;
+
+public class EnablePassThrough_cmd : MonoBehaviour
+{
+    private Thread enablePassThrough_t;
+    private Thread disablePassThrough_t;
+    string path;
+    // Start is called before the first frame update
+    private void Awake() {
+        #if UNITY_EDITOR
+        path = System.IO.Path.Combine(Directory.GetCurrentDirectory() + "\\Assets\\Samples\\VIVE OpenXR Plugin - Windows\\1.0.12\\SceneUnderstanding Example\\PassThrough Plugin\\OfflineTool.exe");
+        #elif UNITY_STANDALONE
+        path = System.IO.Path.Combine(Directory.GetCurrentDirectory() + "/OfflineTool.exe");
+        #endif
+        UnityEngine.Debug.Log(path);
+        
+        enablePassThrough_t = new Thread(new ThreadStart(EnablePassThrough));
+        enablePassThrough_t.Start();
+    }
+    void Start()
+    {
+
+    }
+
+    public void EnablePassThrough()
+    {
+        string cmd = "PassThrough 1 0";
+        RunCMD(cmd);
+        UnityEngine.Debug.Log("enable pass through");
+    }
+
+    public void DisablePassThrough()
+    {
+        string cmd = "PassThrough 0 4";
+        RunCMD(cmd);
+    }
+
+    public void RunCMD(string command)
+    {
+        Process process = new Process();
+        if(System.IO.File.Exists(path))
+        {
+            process.StartInfo.FileName = path;
+            process.StartInfo.Arguments = command;
+            process.StartInfo.UseShellExecute = false;
+            process.StartInfo.RedirectStandardInput = true;
+            process.StartInfo.RedirectStandardOutput = true;
+            process.StartInfo.RedirectStandardError = true;
+            process.StartInfo.CreateNoWindow = true;
+            process.Start();
+            UnityEngine.Debug.Log(process.StandardOutput.ReadToEnd());
+        } else
+        {
+            UnityEngine.Debug.Log("OfflineTool.exe isn't exists.");
+        }
+    }
+    private void OnApplicationQuit()
+    {
+        disablePassThrough_t = new Thread(new ThreadStart(DisablePassThrough));
+        disablePassThrough_t.Start();
+    }
+
+}

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com.htc.upm.vive.openxr/OpenXRSceneUnderstanding/Samples~/PassThrough Plugin/OfflineTool.exe.meta

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com.htc.upm.vive.openxr/OpenXRSceneUnderstanding/Samples~/PassThrough Plugin/ViveVR_api.dll.meta

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