You’d imagine the launch and critical acclaim of a new Half-Life game after 13 years would go a long way in propelling VR forward, but even Valve coulstatic.aayyy.com/topic/dn/’t convince people that this medium is more than the sum of its parts.

The platform is still plagued by perceptions of novelty, and while Half-Life: Alyx superbly demonstrated the potential for full-fledged, triple-A VR experiences, we’ve had nothing on its level since. Exploring why is a complicated topic, but through the success of another Half-Life title—a mod, no less—we can glean some key insights. I spoke with the Source VR Mod Team, creators of the Half-Life 2 VR Mod, to drill into how they transformed the venerated 2004 classic into a breakthrough experience once more.

The Source VR Mod Team Was Ahead Of The Curve

VR’s origin story of teen Palmer Luckey hacking together what would become Oculus is a tale any enthusiast is familiar with – but the Source VR Mod Team was tinkering away even before that:

“In 2012, Nathan Andrews made the first version [of HL2 VR] using a Sony head-mounted TV and a commercial tracking system he had access to at work. When the DK1 was announced in 2013, I contacted him and offered to help with fixing up the graphics,” explains WormSlayer, team lead.

After nearly a decade of fits and starts with team members coming and going (including the original lead programmer being snapped up by Rockstar), the team finally released a fully functioning beta of HL2 VR in September 2022. By that point, Half-Life: Alyx had been out for two years, allowing the team to merge their extensive experience with the insight gained from an official Half-Life VR title. The result, fans found, was a match made in heaven.

“The VR port greatly benefits from the original game's design – the environmental storytelling, the interactive physical world, and the almost complete absence of cutscenes translate beautifully to a VR experience,” the team tell me collectively.

VR is a medium constantly restrained by the necessity for balance. Maximum player freedom has to be measured against the risk of severe motion sickness; graphical finesse must be subdued given the huge resource hog of running hardware like this; and of course, in this case, a 20-year-old game must meld appropriately with cutting-edge technology.

Ambitious projects such as The Walking Dead: Saints and Sinners sequel and Stress Level Zero’s Boneworks and Bone Lab, despite being innovative in numerous ways, failed to escape criticisms of a vague and indeterminate deficiency – games that distatic.aayyy.com/topic/dn/’t quite escape the persistent awkwarstatic.aayyy.com/topic/dn/ess present in the vast majority of VR efforts.

Then, we have seminal titles like Alyx, which despite setting a new benchmark, was also highly curated: an experience somewhat restricted by the need to dial back on the unbridled, infinite potential triple-A VR assumes to necessarily deliver the quality we’d expect from a high profile developer.

When we considered what a fun VR game might be like before the platform became a reality, we envisaged neither of these things. Instead, players naturally looked to the obvious – highly interactive versions of the flat-screen games we played at the time. Half-Life 2 VR’s premise is just that.

The Mod's Approach To VR Offers An Answer To A Complex Problem

“I think that Boneworks was a great experiment that pushed the boundaries and perceptions of what was possible in VR. But for me, personally, not all aspects of that experiment were ‘successful’ in the sense that I would aspire to copy them,” lead programmer Holger Frydrych says.

“[With Alyx,] people say that Valve played it ‘too safe’. I'm not sure I entirely agree with that as they had to carefully consider how to attract the widest target audience, but it definitely left room for something a bit more daring. We did draw strong inspiration from Alyx's controls, but we never tried to cut back any of the intensity of HL2.”

He humbly emphasizes that he isn’t an authority on what other games should have done, but having played through the base game and the recently released episodes, I can see why people consider HL2 VR the sort of ‘Goldilocks’ experience they’ve been searching for.

The original game, and everything that made it unique, is still at the heart of why the translation works so well, but the team’s incredible ability to balance playability and VR’s inherent whimsy – a seldom-seen feat of engineering – is a testament to how passion and years of experience combine perfectly.

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Half-Life: Alyx

FPS Systems 4.5/5 OpenCritic Reviews Top Critic Avg: 93/100 Critics Rec: 97% Released March 23, 2020 ESRB m Developer(s) Valve Publisher(s) Valve Engine source 2
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Half-Life: Alyx focuses on Alyx Vance, companion to Gordon Freeman in Half-Life 2, in a story that takes place five years before her appearance in that game. Developed solely for VR headsets, it is ia FPS game that was launched to great acclaim.

Platform(s) PC Powered by Expand Collapse