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Everest VR

Platform(s): PC
Genre: Action/Adventure
Developer: Sólfar Studios
Release Date: Aug. 2, 2016

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'Everest VR' Adds NVIDIA's Latest Lens Matched Shading Technology

by Rainier on Nov. 22, 2016 @ 5:01 p.m. PST

A journey that was once reserved for daredevil explorers with deep pockets and a taste for danger, Everest VR guides adventurers through a sequence of first-person experiences while ascending Mt. Everest.

The journey includes notable milestones and interactive events from Base Camp, the Khumbu Icefall, Hillary Step, Camp Four, and the ascent to Summit, as well as a God Mode that allows users to take in the sweeping views from a breathtaking vantage point standing above the Himalayas.

Utilizing advanced stereophotogrammetry techniques and multi-resolution shading, Sólfar Studios and RVX pieced together thousands of high resolution images of the mountain range to create a definitive CGI model of Mt. Everest that pushes the envelope of real-time graphics. The team then generated a 3D mesh and textures made to measure for the demands of a real-time VR application, to give the experience depth, and the user a true sense of presence on the mountain.

With the Pascal architecture inside GeForce GTX 10-Series GPUs and laptops, developers can leverage new technologies and techniques to accelerate performance and enhance graphical fidelity. In Virtual Reality, our VRWorks suite of technologies lead the way, giving VR users a more responsive experience, and improved graphics that increase the player's sense of presence.

One of the many titles already benefitting from VRWorks is Sólfar Studios' Everest VR, a game in which you scale a photorealistic recreation of Mount Everest. Earlier this year, the game added NVIDIA VRWorks’ Multi-Res Shading, a technology that warped the image and decreased the resolution of the image in your peripheral sight, where you don’t notice the changes, increasing performance by up to 65%.

In other words, Multi-Res Shading gave mid-range GPUs the performance of high-end GPUs, and high-end GPUs the performance of cards that don't yet exist. And with all that extra performance image quality and immersion could be greatly improved through the addition of NVIDIA Turbulence snow particles, and higher levels of Supersampling.

Today, Everest VR has added a new Pascal-exclusive VRWorks technology called Lens Matched Shading, which delivers even great performance gains than the Maxwell and Pascal-exclusive Multi-Res Shading. Simply put, Lens Matched Shading uses the Simultaneous Multi-Projection elements of the Pascal architecture to reduce the number of pixels that have to be rendered, giving you an excellent increase in performance without the reduction of peripheral fidelity that Multi-Res Shading relies upon.

Without Lens Matched Shading, a VR headset renders a rectangle and then squeezes it to the dimensions of the display and lens.

This process renders 86% more pixels than necessary, and it is this performance-sapping wastefulness that Lens Matched Shading fixes. To achieve this, Pascal’s Simultaneous Multi-Projection technology divides the original rectangle output into four quadrants, and adjusts them to the approximate shape of the final image.

In technical terms, the final image shown in the headset is 1.1 Megapixels per eye, the first-pass image without Lens Matched Shading is 2.1 Megapixels per eye, and with Lens Matched Shading is just 1.4 Megapixels per eye. That's a 50% increase in throughput available for pixel shading, which translates into a 15% performance improvement over Multi-Res Shading, without any reduction in peripheral image quality.

With the extra performance provided by Lens Matched Shading entry-level users can enjoy faster, more responsive gameplay with less use of Reprojection, and with fewer dropped frames. And mid-to-high end players can crank up visual effects and Supersampling for an even more immersive experience.

To try Lens Matched Shading for yourself, download Sólfar Studios' Everest VR from Steam today.

Built on the Unreal Engine 4, Everest VR brings a level of visual authenticity and player interactivity that promises to become an apex experience for the virtual reality industry.

The minimum required specifications to enjoy Everest VR on HTC Vive are a Windows PC with 8 GB RAM, an Intel® i5-4590 or greater CPU, an NVIDIA GeForce GTX 970 or better or an AMD RX480 or better GPU.

Everest VR is available today for $24.99 (plus a 10% launch week discount) at Steam.


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