You're reading from The Modern Vulkan Cookbook

Product typeBook

Published inApr 2024

Reading LevelN/a

PublisherPackt

ISBN-139781803239989

Edition1st Edition

Languages

C++

Concepts

Game Design

Authors (2):

Preetish Kakkar

Mauricio Maurer

View More author details

Retrieving eye gaze information from OpenXR in your app

The realm of VR has evolved to the extent that some HMDs are now equipped with the capability to track the user’s eye gaze. This feature, which identifies the direction in which the user is looking, can be harnessed for a variety of tasks, enhancing the interactivity and immersion of VR experiences. In this recipe, we will guide you through the process of enabling and retrieving eye gaze data from OpenXR in your application. Additionally, we will illustrate how to calculate the focal region—the specific area the user is looking at—in pixel coordinates on the render target used for display.

Getting ready

For this recipe, you will need an HMD that supports eye-tracking features, such as Meta’s Quest Pro. You will also need to provide permission to the app to track the user’s eye, which can be achieved through the Settings menu on most devices.

Also, get acquainted with how spaces and actions...

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The Modern Vulkan Cookbook

Published in: Apr 2024Publisher: PacktISBN-13: 9781803239989

Authors (2)

Preetish Kakkar

Preetish Kakkar is a senior computer graphics engineer with Adobe and works on the rendering engine that powers products such as Aero, Stager, and After Effects. He has worked at Microsoft, MathWorks, and Stryker, where he co-authored various rendering engines as well as using other engines such as Unreal and Unity. He has more than 15 years of software development experience along with 10+ years in 3D graphics, scientific visualization, and medical imaging.
Read more about Preetish Kakkar

Mauricio Maurer

Mauricio Maurer is a computer graphics engineer with nearly 20 years of experience working with 2D and 3D rendering, computational geometry, and rasterization in the fields of scientific visualization, CAD/CAM, and social networking. He is currently a graphics software engineer at Meta, helping to develop the next generation of AR/VR devices. Mauricio holds two master's degrees in computer science with a specialization in computer graphics from SUNY Stony Brook, NY, and the Federal University of Parana, Brazil.
Read more about Mauricio Maurer

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