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Demystifying VR Content Creation in 2024: Current & Future Trends

Demystifying VR Content Creation in 2024: Current & Future Trends

ICT | Aug, 2024

In order to understand Virtual Reality Content Creation, it is relatively relevant to first understand VR Content. Virtual reality (VR) content refers to any digital object, environment, or experience specifically designed for virtual reality platforms. This content is created to be immersive, engaging users by placing them within a simulated environment where they can interact with elements in a three-dimensional space. For example, a VR content could be an educational simulation where users explore the human body, navigating through veins and organs to learn about anatomy. This simulation could involve interactive elements like selecting parts of the body to receive detailed information or watching how blood flows through the circulatory system.

According to TechSci research report “Virtual Reality Content Creation Market - Global Industry Size, Share, Trends, Opportunities, and Forecast 2019-2029F, Segmented By Content Type (Videos, 360 Degree Photos, and Games), By Component (Software and Services), By End-use Sector (Real Estate, Travel and Hospitality, Media and Entertainment, Healthcare, Retail, Gaming, Automotive, Others), By Region, Competition 2019-2029F” the Global Virtual Reality Content Creation Market was valued at USD 3.19 Billion in 2023 and is anticipated to project robust growth in the forecast period with a CAGR of 33.88% through 2029. Virtual Reality Content Creation involves the development and production of immersive digital experiences that users can interact with through virtual reality (VR) technology. This process encompasses the creation of 3D environments, objects, characters, and scenarios that users can explore and engage with using VR headsets or devices.

Note that VR content can vary in its level of interactivity. Some content, like VR games or simulations, allows users to actively interact with the environment, make choices, and affect the outcome of the experience. Other content might be more passive, such as a 360-degree video where users can look around but not interact with the environment.

Use Cases of Different VR Content and Its Types

  • 360-Degree Videos

360-degree videos are immersive visual experiences that allow users to explore a scene from every angle, providing a sense of being present within the environment. Widely used in entertainment, travel, and journalism, these videos offer a unique way to tell stories, conduct virtual tours, and create realistic simulations of places and events. This format is used all over by filmmakers, news channels, travel companies, etc.

  • Immersive Games

Immersive games in virtual reality (VR) offer players an interactive and deeply engaging experience, allowing them to explore virtual worlds, interact with objects, and participate in gameplay that feels incredibly lifelike. This form of gaming is particularly popular in adventure, simulation, and action genres, where the immersive nature of VR enhances the sense of presence and engagement. Players can move through detailed environments, solve puzzles, or battle enemies as if they were physically present within the game.

  • Collaborative Workspaces and Education

Collaborative workspaces in virtual reality (VR) provide teams with the ability to collaborate in shared digital environments, regardless of their physical locations. These VR spaces are increasingly used in remote work, design processes, virtual meetings, and corporate training sessions. By enabling participants to interact as if they were in the same room, these environments foster creativity, enhance team collaboration, and facilitate more effective communication.

  • Product Visualization and Prototyping

Product visualization and prototyping in virtual reality (VR) provide designers and engineers with the ability to visualize products in three dimensions before they are physically built. By using VR, professionals can explore and interact with virtual prototypes, making adjustments in real-time and ensuring that the final product meets both functional and aesthetic requirements. For example, an automotive design team could use VR to visualize and interact with a new car model before it's built. In the VR environment, they can walk around the vehicle, open doors, and even sit inside to assess the interior layout and ergonomics.


Popular VR Content Creation Tools: Functionalities and System Requirements

Unreal Engine

Unreal engine is a widely used and powerful game engine developed by the company “Epic Games”. It is known for its high-quality graphics, versatility, and robust set of tools for creating a wide range of interactive experiences, including video games, simulations, virtual reality (VR) applications, and architectural visualizations.

Key Features:

  • Unreal Engine features a powerful rendering engine, capable of producing high-quality graphics with advanced lighting, shading, and physics.
  • The software offers a range of tools for creating and animating characters, including keyframe animation, physics-based animation, and dynamic simulations.
  • It supports multiplayer and networking features, enabling developers to create online games and experiences.
  • Unreal Engine uses C++ and Blueprints, a visual scripting system, allowing developers to create game logic and interactions.

System Requirements (Minimum):

Unreal engine system requirements include Windows 10 (64 bit) or macOS High Sierra (and later), with processor being Quad-core Intel Core i5 or AMD equivalent. It requires 8GB RAM and NVIDIA GeForce GTX 1060 or later. 10 GB space is mandatory for the software to work efficiently.

Unity

One must have crossed path with one of the popular games from the company Unity Technologies. This engine is used for creating a wide range of interactive experiences including video games, simulations, and virtual reality applications. Pokemon GO, Angry Birds 2, Night in the Woods, etc. are some examples of popular games by Unity.

Key Features:

  • Unity provides tools for rendering graphics, physics simulation, audio manipulation, and scripting, allowing developers to create immersive experiences.
  • Unity supports deployment to multiple platforms, including Windows, macOS, iOS, Android, Linux, and WebGL.
  • User can use artist-friendly tools to create 3D, open world environments that are believable and highly interactive.
  • One can create dynamic camera shots and arrange cinematic shots to create project stories

System Requirements (Minimum):

Unity engine system requirements include Windows 7 (64 bit) or macOS High Sierra (and later), with processor being Quad-core Intel Core i5 or AMD equivalent. It requires 4GB RAM and NVIDIA GeForce GTX 460 or AMD Radeon HD 5770 (1 GB VRAM). 5 GB space is mandatory for the software to work.

Blender

Blender is a powerful, open-source 3D creation suite that supports the entire 3D pipeline, including modeling, rigging, animation, simulation, rendering, compositing, and video editing. It is widely used by professionals and hobbyists alike for creating animations, visual effects, art, 3D games, and interactive applications.

Key Features:

  • Blender offers extensive modelling capabilities, including polygonal modeling, sculpting, and modifiers for non-destructive editing.
  • Blender's video editing tools allow for the creation of complex video sequences, including color correction and audio editing.
  • The Cycles render engine provides realistic rendering with support for CPU and GPU rendering, PBR shaders, and HDR lighting.
  • Blender supports Python scripting, enabling users to create custom tools and automate tasks.
  • Blender also includes a built-in video sequence editor, allowing users to perform basic video editing tasks.

System Requirements (Minimum):

Blender requirements include Windows 7 (64 bit) or macOS High Sierra (and later), with processor being Dual-core Intel Core i3 or AMD equivalent. It requires 4GB RAM and NVIDIA GeForce GTX 460 or AMD Radeon HD 5770 (1 GB VRAM). 3 GB space is mandatory for the software to work.

Adobe Medium (formerly Oculus Medium)

Adobe Medium is a 3D sculpting and modeling application designed for use with VR headsets. Adobe Medium allows artists, designers, and 3D modelers to create detailed sculptures and models in a VR environment, offering an immersive and intuitive way to work with 3D objects. The application includes a variety of brushes and tools that can be customized to achieve different textures and effects, making it versatile for a wide range of artistic styles.

Key Features:

  • Finished models can be exported in various formats (like OBJ and FBX) for use in other 3D software, game engines, or for 3D printing.
  • The software includes physics-based tools that mimic real-world interactions, allowing for more natural and realistic sculpting processes, such as gravity-based adjustments or collision detection.
  • The software uses voxel technology, enabling detailed sculpting with fine resolution, perfect for intricate designs.
  • Adobe Medium uses a dynamic resolution system that allows users to sculpt with varying levels of detail depending on the area of the model they are working on. This enables both broad, rough shaping and fine, intricate detailing within the same model.
  • The integration is seamless as the user can import and export 3D models from other Adobe apps, such as Photoshop and Illustrator.

System Requirements (Minimum)

Adobe Medium requirements include Windows 10 (64 bit), with processor being Intel Core i5-4590 or AMD FX 8350 equivalent or greater. It requires 8GB RAM NVIDIA GTX 970 / AMD Radeon R9 290 equivalent or greater. 3 GB SSD space is mandatory for the software to work.

From Concept to Reality: VR Content Creation in 5 Steps

  • Defining the Objective is Necessary:

Defining the objective is a critical first step in VR content creation because it sets the foundation for the entire project, guiding both creative and technical decisions. By clearly understanding the purpose of the VR experience, creators can tailor the content to the specific needs and expectations of the target audience, whether it's for education, entertainment, training, or marketing. For example, imagine a company creating a VR training simulation for medical students. The objective is to teach them how to perform a complex surgical procedure. By clearly defining this objective at the outset, the development team can focus on creating highly detailed and accurate 3D models of human anatomy, realistic surgical tools, and precise interaction mechanics that mimic real-life surgery.

  • Choosing the Right Software and Tools (Pre-Production Planning):

It involves all the necessary steps to ensure a smooth and efficient development process for the VR project. Determining the hardware and software needs is an important step in the VR production journey. This includes identifying the appropriate VR headsets, controllers, and development platforms, such as Unity or Unreal Engine. It's essential to ensure that the chosen hardware and software are compatible with each other and can support the desired features and functionality of the VR experience. The final aspect of pre-production planning is to establish a budget for the development of the VR project and set milestones for each phase of production. This includes estimating the costs of hardware, software, labor, and any other expenses associated with the project.

  • 3D Modeling and Asset Creation:

This step involves careful craft of creating a cohesive and immersive VR experience. Modeling involves creating 3D models for characters, environments, and objects which serve as the foundational elements of the virtual world. Tools like Blender, Maya, etc. are used to design and sculp these models, ensuring that the project’s visual and functional requirements are met. In addition, Texturing and Shading bring them to life by applying textures and materials that define their surface appearance. Finally, Animation is applied to characters and objects that need to move or interact within the VR environment. This involves creating motion sequences that make these elements dynamic and responsive, adding a layer of realism and interactivity to the virtual experience.

  • Scripting and Programming:

Scripting involves writing the code that defines how users interact with the environment, setting up interactions, triggers, and responses. For example, when a user picks up an object, scripting determines how that action is handled within the VR space—what sounds play, how the object behaves, and what subsequent actions are triggered. Also, visual scripting tools may also be developed depending on VR platform and development tools. Alternatively, traditional programming languages like C# in Unity or C++ in Unreal Engine can be employed for more complex and custom functionalities, offering greater control over the virtual environment and flexibility.

  • Testing and Refining

This phase involves the testing of the VR experience by a selected group of users. The testing team may include subject matter experts, instructional designers, and a cross-section of the target audience. The end goal is to continuously refine the VR experience, iterating on the design and content until the team is satisfied that the final product meets the required standards of quality, usability, and effectiveness. For larger scale training deployments, implementing a Content Management System (CMS) is highly beneficial. A VR CMS enables organizations to manage, distribute, and track VR content across various devices efficiently.

Common Pitfalls in VR Content Creation

Consumer Perception:

Many consumers still view VR as a niche or luxury item, primarily associated with gaming and entertainment, which hinders its broader adoption in sectors like education and healthcare. A report by Artillery Intelligence, in 2022, did reveal that around 61 percent of Americans have no interest in owning a VR headset. However, it is relevant to know that adoption of any technology, at first, takes time and same is the case with VR content as well.

Insufficient Testing:

Testing in Virtual Reality (VR) is indeed more complex and time-consuming than in other formats due to the unique challenges posed by the technology. A real-life example can be seen in the development and testing of VR games, such as "No Man's Sky." When the developers of "No Man's Sky," Hello Games, introduced a VR mode to the game, they faced significant testing challenges. The game was originally designed for traditional 2D screens but adapting it for VR required extensive testing across different hardware setups, such as various VR headsets (like Oculus Rift, HTC Vive, and PlayStation VR), different PC configurations, and even different user environments (seated vs. standing play, room scale vs. stationary VR setups).

Performance Issues:

In VR development, maintaining high frame rates is critical for a smooth and immersive experience. Unlike traditional games that run at 60 FPS on PC and 30 FPS on mobile, VR games require 90 FPS on PC and 60 FPS on mobile to prevent motion sickness and ensure comfort. To meet these performance demands, developers must employ rigorous optimization strategies. Techniques include Level of Detail (LOD) scaling to reduce polygon counts for distant objects, using low-polygon models, limiting dynamic light sources, simplifying shaders, minimizing draw calls, and reducing post-processing effects.

Latency Issues:

Latency is a significant challenge in VR content creation because it directly impacts the user's sense of presence and immersion. In VR, latency factor refers to the delay between a user’s actions such as moving their head or interacting with a controller. Even a slight delay can disrupt the seamless experience that VR aims to provide, making the virtual world feel less responsive and more artificial. This disconnect can lead to motion sickness, as the brain receives conflicting signals from what the eyes see and what the inner ear senses, causing discomfort and nausea. Therefore, adequate testing should be done before any release, which tends to be costly and time consuming.

Other key challenges also include:

  • Motion Sickness
  • Rendering Complexity
  • Game Engine Limitations
  • Poor User Experience (UX) Design, etc.

What To Expect in Upcoming Trends in VR Content Creation

  • VR in Retail Stores:

Some big retail chains like Walmart, IKEA, etc. have started applying VR into their training systems. In the retail sector, VR technology enables staff to experience a virtual environment where they can practice managing long queues or handling crowded stores. This approach avoids disrupting daily business operations while training the entire team. One notable example of VR utilization in retail sector is of IKEA’s “IKEA Place” app. The app uses high-quality 3D models and AR technology to give a realistic view of how IKEA products will appear in real life, addressing concerns about size, style, and color compatibility.

  • Cheaper VR Models:

It is true that any technology, when it is new, is highly expensive considering the time and resources spent on its Research and Development. However, regular processes around R&D over time tend to improve the technology and related data points. Specifically speaking, The cost of VR models has decreased due to several factors related to advancements in technology, increased competition, and the availability of more accessible tools and resources. Also, the cost of powerful GPUs and other computing hardware necessary for creating and running VR models has decreased over time. As high-performance computing becomes more affordable, more creators can access the tools needed to develop VR content.

The Aspect of Better Resolution and Interactivity Over Time

Advances in VR technology, particularly in higher resolution displays and improved interactivity, have significantly enhanced the quality and realism of virtual experiences. One evident example is of sharper visuals. Early VR headsets used to suffer from “screen door effect” where users were annoyed of the gaps in pixel, distracting from the immersion. Today, VR headsets now feature much higher resolution displays, reducing this effect and providing sharper, more detailed visuals.

To the benefit, modern VR systems tend to incorporate haptic feedback to stimulate the sense of touch. Controllers can vibrate or provide resistance to mimic the feeling of interaction with virtual environment. A notable example of haptic feedback in VR is found in the game "The Climb 2" by Crytek. In this game, players use VR controllers to simulate rock climbing. As they grab virtual handholds, the controllers vibrate to mimic the sensation of gripping different surfaces, whether it's a rough rock or a smooth ledge. When a player reaches for a challenging grip, the controller might provide subtle resistance, simulating the tension and strain of holding on in real life.

How Does Incorporation of AI Affect VR Content Creation?

Content creation is central to online communication, encompassing everything from text and images to interactive experiences. Its significance today is immense, as it fuels engagement, informs audiences, and fosters innovation across all industries. The combination of AI, VR, and AR is leading this transformative phase in ways mentioned below:

  • AI is able to analyse and personalize user behavior, preferences, and interactions within VR to create personalized experiences. This might include customizing the difficulty level, suggesting content based on previous interactions, or altering the narrative to align with the user's choices and preferences.
  • AI can optimize VR content by managing resources like rendering power and memory usage more efficiently. For instance, AI-driven algorithms can implement foveated rendering, where only the part of the screen the user is directly looking at is rendered in high detail, conserving computational resources and improving performance.
  • AI-powered assistive technologies can enhance accessibility in VR by providing features like voice control, gesture recognition, or real-time translation, making VR experiences more inclusive for users with disabilities. AI can help in dynamically adjusting the user interface based on individual user needs, such as simplifying controls for beginners or adjusting text sizes and contrast for better visibility.

To Sum Up:

In conclusion, understanding the intricacies of Virtual Reality (VR) content creation begins with a fundamental grasp of what VR content entails. VR content is designed to immerse users in a simulated environment, allowing for interactive experiences that engage the senses in three-dimensional spaces. These experiences range from highly interactive games and simulations to more passive forms like 360-degree videos, each offering unique ways to engage with digital worlds. The creation of such content involves several key stages, including defining objectives, selecting appropriate tools, 3D modeling, scripting, and rigorous testing. The rise of advanced tools like Unreal Engine, Unity, Blender, and Adobe Medium has democratized content creation, making it accessible to a broader range of developers and creatives.

Recent advancements in VR technology, such as improved resolution and interactivity, have significantly enhanced the realism and quality of virtual experiences, reducing issues like the screen door effect and integrating sophisticated haptic feedback systems. Additionally, the incorporation of AI has revolutionized VR content creation by enabling more personalized, efficient, and accessible experiences. AI-driven tools assist in automating content generation, optimizing performance, and enhancing user interaction, making VR more immersive and responsive than ever before. As VR continues to evolve, these technologies will play a crucial role in shaping the future of content creation, making it more dynamic, user-friendly, and inclusive.

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