March 16, 2022

Mr. Scott! We need more power!

The new release is almost ready :-)

As promised, a brief introductory video to some of the most important new features:

  • fine control over the rendering quality (pixels per degree)

  • full support for raw/canted projections

  • automatically finding the best custom resolution for your HMD.

Another video will follow soon, demonstrating all of the additional improvements during an actual gameplay session.


The footage was captured in real time on a Core i9-9900K, RTX 3090 system.

In the beginning of the video, I show the Valve Index rendering in traditional mode (so-called "parallel projections") using a square resolution of 2736x2736, running at about 71 fps. The rendering quality as shown by my in-game HUD is 15.5 pixels per degree, which is enough to read even the fine print.

I then quit out of SteamVR to edit my "C:\Program Files (x86)\Steam\config\steamvr.vrsettings" file, adding the line

"renderCameraMode" : "raw",

to the "steamvr" section. That enables the original canted (raw) projections mode on the Index.

After returning to the game, the mod recognizes and displays the new Index behavior, with the images now being aligned with the HMD displays which are canted outwards by 5 degrees. Despite the rendering quality being higher than before (16.8 pixels per degree or PPD) the frame rate has slightly increased.

Finally, I use the new "Target pixels per degree" slider to tell the mod to go back to the initial rendering quality, and push the magic "Adapt resolution" button which does the rest :-) After the resolution change, the target PPD is met perfectly, and frame rate has increased to about 80 fps!

That translates to 13% more performance for the same quality. In the same scene but when not recording, on my system I get a 17% increase. YMMV of course. Headsets that have a more "round" field of view will still get some gains, although probably lower, while headsets with very wide FOV like the Pimax models will get even higher performance boosts!

Mr. Scott! We need more power! (YouTube)

Comments (30)

A
Alexander · September 18, 2022

My Quest 2 crashes my AMD driver through Virtual Desktop when pressing the "Adapt resolution" button :(

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LukeRoss · September 19, 2022

Unfortunately that's a scenario I can't test here. Are you on 7.3.0? Does the crash also happen if you use Air Link instead of Virtual Desktop?

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epad or · June 17, 2022

Hey i just tired the HZD mod today, i experience some fair amount of jitter when moving my head, has anyone else had this issue? did i miss anything?

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LukeRoss · June 17, 2022

Hi! There should be absolutely no jitter when you turn your head. Are you on the latest release of the mod? What are your system specs and headset?

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OnairO2 · March 28, 2022

So first, again I have to say, playing 2077 in VR is one of the best VR experiences I've had to date, full stop (I haven't tried the mod with anything besides GTA V briefly about a year ago). My big question here is regarding Virtual desktop. I've been primarily playing with Air link which runs like absolute butter now, but playing with VD is a less than ideal experience for me still. Are there any recommended settings I should be playing with? My main issue is that shaking my head still shows the black edges on either side. I'd really love to match the performance of Airlink with VD just for the nominal color option alone :( My specs are: i9-10900 RTX 3080 32gb ram Quest 2

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Brandon(Post Maester) · March 29, 2022

You could just use reshade to adjust colors and whatever else along those lines to your liking.

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Andre Warringa · March 21, 2022

Unfortunately I'm too stupid to understand the instructions. I have a G2, does this only work for the Index? In the video the resolution is 2736x2736 and afterwards 2272x2512 so yes that would result in a better fps.. can someone explain me what this feature does exactly and how/if I can set this up on my G2?

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LukeRoss · March 22, 2022

It works on all headsets. The Index is a more complex case because of its dual mode (raw and parallel projections). The G2 is simpler: just select the resolution you prefer from the game menus as usual, apply it, and then press the magic button to automatically adapt the aspect ratio to what your headset needs!

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Oliver Cook · March 17, 2022

Awesome!

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John Decep · March 17, 2022

If you have a Quest do you need to do the same steamvr edit?

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LukeRoss · March 17, 2022

No, it's only recognized by the Index!

l
lion589 · March 16, 2022

Is it possible to add option to disable forced camera during cutscenes?

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LukeRoss · March 16, 2022

It's not something I do with my mods, I'm sorry! I know it's intense, but my mods are meant for people who have already developed their "VR legs" and want the full-blown experience []-D

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WIG · March 16, 2022

Setting the oculus quest 2 screen size to 0.9 horizonal and vertical 0.8 gets some performance gains but will this change the Res dynamically to fit the smaller display. It is in the debug tool I think it's called fov tangent multiplier

T
Thomas Fosseli · March 16, 2022

wow.. quest 3 ha.. ;P

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michael · March 16, 2022

Comme j'ai hâte ^^

D
Doggo · March 16, 2022

Another leap forward, can't wait to try this. Love your work Luke!

C
Christian · March 16, 2022

Nice job Luke!!! Can't wait for the new mod!!! would be cool if the next performance boost have foveated rendering for the Pimax 8kX :-D

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Cazanu · March 16, 2022

look at the edge of this video,i think it already has that for all hmd's

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Cazanu · March 16, 2022

https://www.youtube.com/watch?v=cQuW3vybBYE

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Rich Helstrip · March 16, 2022

Feeling that lol

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eeeee · March 16, 2022

Will this new update allow me to keep pistols from being directly on my face when not aiming? I tried messing with distances and zooms but it didn't really help

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Shawn Colton · March 16, 2022

He fixed that.

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Xylocaine · March 16, 2022

I am new, how do you do to open Reshade menu in game ? I am playing with keyboard and mouse. Thanks for your help.

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WIG · March 16, 2022

There is a full download in a fairly recent post with full instructions. Scroll his posts a few down and you will find it 👍 Once you download and install you press both triggers to bring up the menu then press and hold the X button ( square on ps controller) then R1 tabs along. You can only open the menu in pause screen ATM (but that looks like it may have changed in this video it shows it open in game.)

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minieggroll · March 16, 2022

Can't wait until new version comes out!!!! Hopefully today????

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WIG · March 16, 2022

🤞🤞

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James Syring · March 16, 2022

On my g2 at full resolution, the hud is too large to see. This sounds like it may resolve that! Super excited!

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Martin Steiner · March 16, 2022

!!! cant wait. will you include some hints how to setup g2 correctly?

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Chill Blinton · March 16, 2022

You gat danged mad genius you - pumped for the update and thanks so much for all your work!