5.1      First steps in VR

The Oculus Quest 2 is a standalone virtual reality headset manufactured by Oculus, a division of Facebook, Inc., now known as Meta Platforms. The key components of the hardware include:

·  Headset: The primary unit containing the display, lenses, cameras for inside-out tracking, and speakers.

·  Controllers: Two handheld controllers, one for each hand, featuring analog sticks, buttons, and haptic feedback.

·  Processor: Powered by a Qualcomm Snapdragon XR2 Platform.

·  Memory: Comes with either 128GB or 256GB of internal storage.

·  Display: Features a single fast-switch LCD with a resolution of 1832 x 1920 pixels per eye.

·  Battery: Built-in rechargeable battery that offers 2 to 3 hours of playtime.

·  Audio: Integrated speakers with spatial audio support, and a 3.5mm headphone jack for private listening.

·  Connectivity: Wi-Fi for internet connection and Bluetooth for accessory pairing.

·  Sensors: Equipped with gyroscopes, accelerometers, and a system for positional tracking.

Installation and Setup of Oculus Quest 2

1.    Unboxing: Carefully remove the headset, controllers, and charging equipment from the box.

2.    Charging: Before using the Oculus Quest 2 for the first time, it's recommended to fully charge the headset using the included USB-C cable and power adapter.

3.    Oculus Mobile App: Download and install the Oculus mobile app on a compatible smartphone, which will guide you through the initial setup process.

4.    Pairing the Headset: Turn on the headset and follow the in-app instructions to pair it with your mobile device via Bluetooth.

5.    Wi-Fi Setup: Connect the headset to your Wi-Fi network through the app to enable updates and download content.

6.    Adjustment: Adjust the straps for a comfortable fit and set your interpupillary distance (IPD) using the physical toggle on the headset for optimal visual clarity.

7.    Guardian System: Define your play area by drawing the boundaries with your controller, which will alert you if you move too close to the edges while playing.

Working with Files on Oculus Quest 2

·  File Management: You can manage and transfer files to the Oculus Quest 2 using a USB-C cable connected to a computer. Once connected, you can access the headset's internal storage and move files such as videos, images, or supported game files.

·  SideQuest: SideQuest is a third-party application that allows you to sideload apps and games that are not available on the Oculus Store. This requires enabling Developer Mode on the headset and connecting it to a computer where SideQuest is installed.

Basics of VR Use with Oculus Quest 2

1.    Navigation: The Oculus Quest 2 interface can be navigated using the controllers. Pointing and clicking will allow you to select items, and the buttons can be used to go back or access menus.

2.    Library: Access your library of games and applications from the home menu, where you can launch content or browse the store for new items.

3.    Virtual Hands: The controllers are tracked in space and are represented as virtual hands within the environment, allowing for natural interaction with the VR world.

4.    Safety: Always be aware of your surroundings and clear the play area of obstacles before using VR to prevent accidents.

5.    Maintenance: Keep the lenses clean and avoid exposing them to direct sunlight, which can damage the screens.

Navigating virtual environments is a foundational aspect of VR experiences. Understanding movement and exploration in VR is key to fully enjoying and utilizing the Oculus Quest 2. Here's a basic overview:

Movement Mechanics in VR:

·  Teleportation: One common method for movement in VR is teleportation. You point to a location in the virtual space using your controller, and with the press of a button, you're instantly transported to that spot. This method is widely used as it helps to minimize motion sickness.

·  Joystick/Thumbstick Locomotion: Similar to traditional video games, you can use the analog thumbsticks on the Oculus Quest 2 controllers to move forward, backward, or to the sides. Some games also offer the option to control your speed.

·  Physical Movement: The Oculus Quest 2 tracks your physical movement in the play area. You can walk around, and as long as you're within the boundaries of your defined play space, your movement will be mirrored in the VR environment.

·  Head Orientation: In many VR experiences, the direction you're looking can control your movement, with your gaze acting as a guide for direction.

Interaction and Exploration:

·  Gaze and Interaction: Interacting with objects or UI elements in VR often involves looking at them to aim and using the controller to select or grab. The triggers on the controllers are typically used to mimic grabbing or using items.

·  Hand Tracking: Some VR experiences may offer hand tracking, which allows you to use your real hands to interact with the virtual environment naturally, without the need for controllers.

·  Virtual Tools: Many games and experiences provide virtual tools or vehicles that you can operate to explore the environment, such as grabbing a virtual paddle to row a boat or using levers and controls in a cockpit.

Navigation Tips:

·  Familiarize with Controls: Before diving into any VR experience, take time to familiarize yourself with the control scheme, which can often be found in a tutorial or the settings menu.

·  Use Wrist Straps: Always attach the wrist straps of your controllers to prevent them from slipping out of your hand during active movements.

·  Comfort Settings: Look for comfort settings in the options menu. Many games offer a variety of comfort modes to suit different levels of VR tolerance, such as snap turning (rotating in increments) instead of smooth turning.

·  Adjust for Comfort: If you feel any discomfort, take a break. Over time, you may build up a tolerance to VR motion.

Safety Considerations:

·  Clear Space: Ensure that your play area is free of obstacles that you might bump into or trip over while moving around in VR.

·  Guardian System: Make use of the Oculus Guardian System to set up a safe boundary. The virtual grid will appear when you get close to the edges of your play area to prevent you from stepping outside.

·  Take it Slow: If you’re new to VR, start with experiences that have minimal movement and gradually work up to more dynamic ones.

Movement and exploration in VR with the Oculus Quest 2 can be incredibly immersive. As you become more comfortable with the various ways of navigating virtual spaces, you'll be able to engage more deeply with the content and have a richer VR experience.

5.2      Setup

Necessary equipment

1. VR Headset;
2. Computer or laptop;
3. Two controllers;
4. USB Type-C cable;
5. Email address for registering account (it is recommended to create a new account and not use a personal one on Facebook);
6. Mobile phone;
7. Phone or credit card number for confirming the developer account.

Preparation

Meta account

To activate the headset, you will need to use the «Meta Quest» mobile app on your iOS/Android smartphone.

1. Download the app for your smartphone;
2. Open the app and select "Set up an account with email address". Then, choose "Create a new account";

3. Enter the email address that you want to use for logging in and managing your account:

4. Provide your real name and date of birth (to avoid account blocking);
5. Create a password for your account. A confirmation code will be sent to your email address;
6. Remember the email address and password you used for your account creation;
7. Log in to the app using the "Log in with email address" button:

Headset preparation

To prepare your headset:

1. Note down your Wi-Fi password;
2. Remove the battery tabs from both controllers;
3. Press and hold power button on the right side of the headset;
4. Put on the headset. You'll be greeted by the Meta logo. After the loading process, an informative animation will guide you on the next steps for the headset. These steps may include:

●               Charging the headset if it's low on battery;

●               Removing the pin that secures the controller batteries;

●               Activating the controllers by pulling the trigger.

5. The touch controllers should pair automatically with the headset.

To work with the Oculus Quest 2 controllers, familiarize yourself with the following buttons and their functions:

Trigger: This will be under your index finger. The button is used to press virtual buttons, and select/interact with objects within the VR environment.

Grip: These will be under your middle fingers on both controllers. They are used to grab, move, rotate and resize objects.

Thumb Buttons: These have two on each side: left has Y and X (top and bottom), right has B and A (top and bottom). Y and B toggle the quick menu, open the quick access tool kit or cancel when you're in placement mode for objects or waypoints.

Analog stick: This will be under your thumb. Clicking it in and holding it in the middle will bring up the teleport grid to enable you to teleport around the environment. Moving to the stick to the left or right and clicking it in will rotate you in those directions. Pushing the analog stick up, down, left and right will also take on different functions depending on the scenario.

6. Choose your preferred language setting and follow the instructions provided to configure the headset settings;
7. Once the initial setup is complete, the headset will require a software update;
8. While that happens, you will need to pair the Oculus Quest 2 with the app you downloaded before. Turn on Bluetooth on your Phone, open the «Meta Quest» app and it will detect and connect your headset automatically. If that doesn’t happen, enter the pairing code you see on the headset.

9. The final step of the setup process is to set up the guardian boundary system;
10. Once the installation is finished, we suggest taking some time to explore the menu and become acquainted with the fundamental features of the headset using the provided hints. This will help you navigate through the different options and understand the basic functions available to enhance your overall experience.

Installation

*Please note in our VR projects we use third-party applications whose updates and operations we cannot influence.

How To Sideload Content On Meta Quest 2 Using SideQuest

To install our apps on the headset, you can utilize sideloading through the "SideQuest" app. Sideloading refers to the process of loading content onto devices from sources that may not be officially approved by content reviewers. It allows you to access and install applications outside of the usual app store.

Developer mode activation

In order to use your Quest headset in Developer Mode (which is required for sideloading), you’ll need to register as a developer organization first.

Visit this page and make sure you’re logged into the same Oculus account that your Quest headset is registered to. Enter a new organization name and tick the ‘I understand’ box to agree to the Oculus Terms of Service.

Enable Developer Mode on your Quest

Once registered, you can enable Developer Mode on your Quest through the “Meta Quest” app on your phone.

1. Locate your Quest headset in the app, either through the default home page or by going to the Settings tab, then clicking on the Devices button.
2. With the headset page open, make sure it reads ‘Connected’
3. Scroll down to the Headset Settings section.
4. Tap on ‘Developer Mode’
5. Flick the switch to On instead of Off

6. Fully reboot your Quest headset – hold down the power button on the side and select ‘Power Off’ or ‘Restart’

After rebooting, your Quest should be in Developer Mode.

SideQuest installation

Connect your headset to the computer via USB type-C cable. Visit the SideQuest downloads page and download the "Advanced Installer" that matches your desktop operating system. Run the installer to install SideQuest and the required drivers for sideloading.

After opening SideQuest a prompt to “Allow USB debugging” will show up inside your headset. Click OK and tick ‘Always allow’ to ensure you don’t have to repeat this step in the future.

Sideloading an .apk from an external source

To install DR FLEMP on your headset, download the .apk file from the link. Open the ‘SideQuest’ app and click on the arrow icon located in the upper right corner. Wait for the installation process to finish.

Choose the application file you downloaded. The app will begin loading on the tasks page.

Wait for the installation process to finish.

Launch DR FLEMP on your headset

After installing DR FLEMP, you can find it in the ‘Unknown Sources’ tab of your Quest App Library.

5.3      DR FLEMP Mixed reality testing and demonstration toolkit

Based on the results of studying the theoretical part, best practices and the choice of methodology, the Mixed reality testing and demonstration toolkit (MRDT) was developed. The purpose of MRDT is to demonstrate the capabilities of MR, several scenarios have been selected for this:

·         Show me task – you need to listen to a virtual doctor and choose the right medical items lying on the table

·         Dialogue with the AI patient – talk to the patient, ask him questions on medical topics

·         Medical Equipment Showcase – examine the equipment that is used in hospitals

5.4      DR FLEMP Application

The DR. FLEMP application presents a set of educational scenarios for learning foreign languages on medical topics.

To start using it, select the scenario you want to go through in the menu:

In the settings menu, you can select sound settings, left or right hand, type and speed of movement, as well as the interface language and the language you are learning.

Working with the application begins with a tutorial in which you will learn how to use the application: movement, interaction with buttons and objects in the application, settings and working with the menu.

To complete the scenario, you need to select the desired item in the menu, to start the script, go to the room indicated by the arrow.

A Medical Equipment Showcase will be available to you before each scenario.

Scenario A – you are present at the dialogue of the transfer of the shift of two nurses, listen carefully to the dialogue and correctly answer the questions about the patient that are displayed on the tablet.

Scenario B – there are several patients in the waiting room, you need to interview each patient and choose two with the most critical situations. Then, in the examination room, you need to listen to the nurse's dialogue with the patient and correctly perform the exercises on making a sentence. After that, you will be able to try on the role of a nurse yourself. Interview the patient's AI and fill out the examination form correctly.

After that, you will be able to try on the role of a nurse yourself. Interview the patient's AI and fill out the examination form correctly.

Scenario C - Show me task – you need to listen to a virtual doctor and choose the right medical items lying on the table

 AR – In AR mode, exercises are available for you to study medical equipment: what it looks like and what it is used for, correct pronunciation, exercises are also available in this mode to consolidate the studied vocabulary.