VR - Revision history

MarkusZoppelt: Added [Steam Frame] reference below SteamVR

2026-09-27T15:34:52Z

Added [Steam Frame] reference below SteamVR

← Older revision		Revision as of 15:34, 27 September 2026
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	{{Note\|<translate><!--T:24--> Steam is run in a bubblewrap-based FHS environment. This environment runs Steam in a user namespace, which prevents it from using any capabilities or setuid binaries. This means that asynchronous reprojection can not be used on NixOS, without patching the kernel to remove these restrictions completely, or modifying the bubblewrap binary used for running Steam to remove these capability protections. Both of these workarounds come with their own security tradeoffs. See this [https://github.com/NixOS/nixpkgs/issues/217119 Nixpkgs issue]</translate>}}		{{Note\|<translate><!--T:24--> Steam is run in a bubblewrap-based FHS environment. This environment runs Steam in a user namespace, which prevents it from using any capabilities or setuid binaries. This means that asynchronous reprojection can not be used on NixOS, without patching the kernel to remove these restrictions completely, or modifying the bubblewrap binary used for running Steam to remove these capability protections. Both of these workarounds come with their own security tradeoffs. See this [https://github.com/NixOS/nixpkgs/issues/217119 Nixpkgs issue]</translate>}}

	<translate>		<translate>For wireless streaming from a [[Steam Frame]], see [[Steam Frame]].
	=== Patching AMDGPU to allow high priority queues === <!--T:25-->		=== Patching AMDGPU to allow high priority queues === <!--T:25-->

Krutonium: Rename wlx-overlay-s to WayVR to match upstream, add a user service to automate task.

2026-09-03T15:02:55Z

Rename wlx-overlay-s to WayVR to match upstream, add a user service to automate task.

← Older revision		Revision as of 15:02, 3 September 2026
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	}}		}}

	== ~~wlx-overlay-s~~ == <!--T:31-->		== WayVR == <!--T:31-->

	<!--T:38-->		<!--T:38-->
	[https://github.com/~~galister~~/~~wlx-overlay-s wlx-overlay-s~~] is a lightweight OpenXR/OpenVR overlay for Wayland and X11 desktops. It works with SteamVR as well as Monado/WiVRn natively.		[https://github.com/wayvr-org/wayvr WayVR] is a lightweight OpenXR/OpenVR overlay for Wayland and X11 desktops. It works with SteamVR as well as Monado/WiVRn natively. It was formerly named wlx-overlay-s.

	==== SteamVR autostart ==== <!--T:32-->		==== SteamVR autostart ==== <!--T:32-->
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	{{Commands\|		{{Commands\|
	# <translate><!--T:48--> Run ~~wlx-overlay-s~~ and replace any running instance</translate>		# <translate><!--T:48--> Run WayVR and replace any running instance</translate>
	$ ~~wlx-overlay-s~~ --replace}}		$ wayvr --replace}}

			<translate>
			You might also consider using a systemd user service to automatically do this when you log in to your account:
			</translate>
			{{file\|/etc/nixos/configuration.nix\|nix\|
			<nowiki>
			systemd.user.services.wayvr = {
			description = "WayVR desktop overlay for OpenXR/OpenVR";
			partOf = [ "graphical-session.target" ];
			after = [ "graphical-session.target" ];
			wantedBy = [ "graphical-session.target" ];
			serviceConfig = {
			ExecStart = "${pkgs.wayvr}/bin/wayvr --replace";
			Restart = "on-failure";
			};
			};
			</nowiki>
			}}
	<translate>		<translate>
	== See also == <!--T:33-->		== See also == <!--T:33-->

Pandapip1: Mark OC as unmaintained

2026-07-16T23:28:16Z

Mark OC as unmaintained

← Older revision		Revision as of 23:28, 16 July 2026
Line 81:		Line 81:

	<!--T:12-->		<!--T:12-->
			Note: OpenComposite is unmaintained. We recommend using [https://github.com/Supreeeme/xrizer xrizer] instead.

	[https://gitlab.com/znixian/OpenOVR OpenComposite] is a compatibility layer for running OpenVR applications on an OpenXR runtime like Monado. It is comparable to tools like DXVK or vkd3d, but for translating OpenVR calls to OpenXR.		[https://gitlab.com/znixian/OpenOVR OpenComposite] is a compatibility layer for running OpenVR applications on an OpenXR runtime like Monado. It is comparable to tools like DXVK or vkd3d, but for translating OpenVR calls to OpenXR.

VinAstralis: Add a section on how to set SteamVR as default OpenXR runtime

2026-07-07T17:12:31Z

Add a section on how to set SteamVR as default OpenXR runtime

@@ Line 265: / Line 265: @@
 <!--T:47-->
 Steam will periodically replace this modification with its own binary when steam-runtime updates, so you may need to re-apply this change if it breaks.
 == wlx-overlay-s == <!--T:31-->

Full-duplex: Link to "delete steam dir" possible solution

2026-05-20T04:35:08Z

Link to "delete steam dir" possible solution

← Older revision		Revision as of 04:35, 20 May 2026
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	By modifying the bubblewrap binary used for running Steam, you can allow processes in that FHS environment to acquire capabilities. This removes the need for patching the kernel directly. This may become unnecessary if [https://github.com/containers/bubblewrap/issues/653 bubblewrap #653] is merged and the flag is added to Steam's tooling.		By modifying the bubblewrap binary used for running Steam, you can allow processes in that FHS environment to acquire capabilities. This removes the need for patching the kernel directly. This may become unnecessary if [https://github.com/containers/bubblewrap/issues/653 bubblewrap #653] is merged and the flag is added to Steam's tooling.

	'''As of 2026-05, this no longer ~~seems~~ viable:''' Steam now aggressively restores its own pressure vessel srt-bwrap on startup.		'''As of 2026-05, this may no longer be viable:''' Steam now aggressively restores its own pressure vessel srt-bwrap on startup, however deleting <code>~/.local/share/Steam/</code> has been [https://discourse.nixos.org/t/steam-fails-to-launch-with-patched-bwrap/75167 reported] to help.
	</translate>		</translate>

Full-duplex: Update bwrap patch; add notes about bwrap --not-a-security-boundary and SteamVR PV srt-bwrap problems

2026-05-20T04:01:59Z

Update bwrap patch; add notes about bwrap --not-a-security-boundary and SteamVR PV srt-bwrap problems

← Older revision		Revision as of 04:01, 20 May 2026
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	<!--T:44-->		<!--T:44-->
	By modifying the bubblewrap binary used for running Steam, you can allow processes in that FHS environment to acquire capabilities. This removes the need for patching the kernel directly.		By modifying the bubblewrap binary used for running Steam, you can allow processes in that FHS environment to acquire capabilities. This removes the need for patching the kernel directly. This may become unnecessary if [https://github.com/containers/bubblewrap/issues/653 bubblewrap #653] is merged and the flag is added to Steam's tooling.

			'''As of 2026-05, this no longer seems viable:''' Steam now aggressively restores its own pressure vessel srt-bwrap on startup.
	</translate>		</translate>

Line 237:		Line 239:
	};		};
	}}		}}
	{{file~~\|/etc/nixos/bwrap.patch\|diff~~\|3=diff --git a/bubblewrap.c b/bubblewrap.c		{{file\|3=diff --git a/bubblewrap.c b/bubblewrap.c
	index ~~e05f697~~..~~504512a~~ 100644		index f8728c7..42cfe2e 100644
	--- a/bubblewrap.c		--- a/bubblewrap.c
	+++ b/bubblewrap.c		+++ b/bubblewrap.c
	@@ -~~791~~,13 +~~791~~,6 @@ acquire_privs (void)		@@ -876,13 +876,6 @@ acquire_privs (void)
	/* ~~Historically we supported this, but now we~~ only ~~do user namespaces~~ */		/* Keep only the required capabilities for setup */
	~~die~~ (~~"setuid use of bubblewrap is not supported"~~);		set_required_caps ();
	}		}
	- else if (real_uid != 0 && has_caps ())		- else if (real_uid != 0 && has_caps ())
Line 255:		Line 257:
	{		{
	/* If our uid is 0, default to inheriting all caps; the caller		/* If our uid is 0, default to inheriting all caps; the caller
	\|name=\|lang=}}		\|name=bwrap.patch\|lang=diff}}

	<translate>		<translate>

Laggron42: Update bwrap.patch

2026-05-04T20:01:31Z

Update bwrap.patch

← Older revision		Revision as of 20:01, 4 May 2026
Line 238:		Line 238:
	}}		}}
	{{file\|/etc/nixos/bwrap.patch\|diff\|3=diff --git a/bubblewrap.c b/bubblewrap.c		{{file\|/etc/nixos/bwrap.patch\|diff\|3=diff --git a/bubblewrap.c b/bubblewrap.c
	index ~~69d319b~~..~~02e117d~~ 100644		index e05f697..504512a 100644
	--- a/bubblewrap.c		--- a/bubblewrap.c
	+++ b/bubblewrap.c		+++ b/bubblewrap.c
	@@ -~~876~~,13 +~~876~~,6 @@ acquire_privs (void)		@@ -791,13 +791,6 @@ acquire_privs (void)
	/* ~~Keep~~ only ~~the required capabilities for setup~~ */		/* Historically we supported this, but now we only do user namespaces */
	~~set_required_caps~~ ();		die ("setuid use of bubblewrap is not supported");
	}		}
	- else if (real_uid != 0 && has_caps ())		- else if (real_uid != 0 && has_caps ())
Line 255:		Line 255:
	{		{
	/* If our uid is 0, default to inheriting all caps; the caller		/* If our uid is 0, default to inheriting all caps; the caller
	}}		\|name=\|lang=}}

	<translate>		<translate>

Sapphire: Remove services.wivrn.defaultRuntime from example configuration, WiVRn manages the active runtime configuration itself and having it set this way will hang apps if a headset is not connected

2026-03-24T16:19:58Z

Remove services.wivrn.defaultRuntime from example configuration, WiVRn manages the active runtime configuration itself and having it set this way will hang apps if a headset is not connected

← Older revision		Revision as of 16:19, 24 March 2026
Line 139:		Line 139:
	enable = true;		enable = true;
	openFirewall = true;		openFirewall = true;

	~~# Write information to /etc/xdg/openxr/1/active_runtime.json, VR applications~~
	~~# will automatically read this and work with WiVRn (Note: This does not currently~~
	~~# apply for games run in Valve's Proton)~~
	~~defaultRuntime = true;~~

	# Run WiVRn as a systemd service on startup		# Run WiVRn as a systemd service on startup

Chrisrnj at 15:06, 9 March 2026

2026-03-09T15:06:57Z

← Older revision		Revision as of 15:06, 9 March 2026
Line 243:		Line 243:
	}}		}}
	{{file\|/etc/nixos/bwrap.patch\|diff\|3=diff --git a/bubblewrap.c b/bubblewrap.c		{{file\|/etc/nixos/bwrap.patch\|diff\|3=diff --git a/bubblewrap.c b/bubblewrap.c
	index ~~8322ea0~~..~~4e20262~~ 100644		index 69d319b..02e117d 100644
	--- a/bubblewrap.c		--- a/bubblewrap.c
	+++ b/bubblewrap.c		+++ b/bubblewrap.c
	@@ -~~868~~,13 +~~868~~,6 @@ acquire_privs (void)		@@ -876,13 +876,6 @@ acquire_privs (void)
	/* Keep only the required capabilities for setup */		/* Keep only the required capabilities for setup */
	set_required_caps ();		set_required_caps ();

Ravoyax: Fix spelling mistakes

2025-11-03T20:32:32Z

Fix spelling mistakes

← Older revision		Revision as of 20:32, 3 November 2025
Line 152:		Line 152:

	# You should use the default configuration (which is no configuration), as that works the best out of the box.		# You should use the default configuration (which is no configuration), as that works the best out of the box.
	# However, if you need to configure something see https://github.com/WiVRn/WiVRn/blob/master/docs/configuration.md for configuration ~~opteins andhttps~~://mynixos.com/nixpkgs/option/services.wivrn.config.json for an example configuration.		# However, if you need to configure something see https://github.com/WiVRn/WiVRn/blob/master/docs/configuration.md for configuration options and https://mynixos.com/nixpkgs/option/services.wivrn.config.json for an example configuration.
	};\|name=configuration.nix\|lang=nix}}		};\|name=configuration.nix\|lang=nix}}