OpenGL - Revision history

Tomodachi94: update renamed options

2024-06-27T17:21:01Z

update renamed options

← Older revision		Revision as of 17:21, 27 June 2024
Line 3:		Line 3:
	__FORCETOC__		__FORCETOC__

	You can enable OpenGL by setting <code>hardware.~~opengl~~.enable = true;</code> in your <code>/etc/nixos/configuration.nix</code>.		You can enable OpenGL by setting <code>hardware.graphics.enable = true;</code><ref group=note>Renamed from <code>hardware.opengl.enable</code> in [[NixOS]] 24.11</ref> in your <code>/etc/nixos/configuration.nix</code>.

	OpenGL must break purity due to the need for hardware-specific linkage. Intel, AMD, and Nvidia have different drivers for example. On NixOS, these libraries are symlinked under		OpenGL must break purity due to the need for hardware-specific linkage. Intel, AMD, and Nvidia have different drivers for example. On NixOS, these libraries are symlinked under
	/run/opengl-driver/lib		/run/opengl-driver/lib
	and optionally (if <code>hardware.opengl.driSupport32Bit</code> is enabled)		and optionally (if <code>hardware.graphics.enable32Bit</code><ref group=note>Renamed from <code>hardware.opengl.driSupport32Bit</code> in [[NixOS]] 24.11</ref> is enabled)
	/run/opengl-driver-32/lib		/run/opengl-driver-32/lib

Line 44:		Line 44:

	If <code>glxinfo</code> returns <code>Error: couldn't find RGB GLX visual or fbconfig</code>, ensure you have <code>hardware.opengl.extraPackages = [ pkgs.mesa.drivers ];</code> set.		If <code>glxinfo</code> returns <code>Error: couldn't find RGB GLX visual or fbconfig</code>, ensure you have <code>hardware.opengl.extraPackages = [ pkgs.mesa.drivers ];</code> set.

			== Notes ==
			<references group=note />

	== Related ==		== Related ==

Mic92: fix links

2024-04-01T13:52:12Z

fix links

← Older revision		Revision as of 13:52, 1 April 2024
Line 47:		Line 47:
	== Related ==		== Related ==

	~~https://nixos.wiki/wiki/Nixpkgs_with_OpenGL_on_non~~-NixOS		[[Nixpkgs with OpenGL on non-NixOS]]

	[[Category: Video]]		[[Category: Video]]

imported>Pbsds: /* glxinfo */ make option name explicit

2022-10-04T20:17:42Z

glxinfo: make option name explicit

← Older revision		Revision as of 20:17, 4 October 2022
Line 43:		Line 43:
	Use <code>glxinfo</code> to load 3D acceleration debug information.		Use <code>glxinfo</code> to load 3D acceleration debug information.

	If <code>glxinfo</code> returns <code>Error: couldn't find RGB GLX visual or fbconfig</code>, ensure you have <code>extraPackages = [ pkgs.mesa.drivers ];</code> set.		If <code>glxinfo</code> returns <code>Error: couldn't find RGB GLX visual or fbconfig</code>, ensure you have <code>hardware.opengl.extraPackages = [ pkgs.mesa.drivers ];</code> set.

	== Related ==		== Related ==

imported>Fufexan: Add page to Video category

2022-08-03T13:21:38Z

Add page to Video category

← Older revision		Revision as of 13:21, 3 August 2022
Line 48:		Line 48:

	https://nixos.wiki/wiki/Nixpkgs_with_OpenGL_on_non-NixOS		https://nixos.wiki/wiki/Nixpkgs_with_OpenGL_on_non-NixOS

			[[Category: Video]]

imported>Fufexan: Add syntax highlighting

2022-08-03T13:20:12Z

Add syntax highlighting

imported>PedroHLC: Open a merge candidate with "Mesa"

2022-07-05T20:10:50Z

Open a merge candidate with "Mesa"

← Older revision		Revision as of 20:10, 5 July 2022
Line 1:		Line 1:
			{{Merge\|Mesa\|Most of the content here is related to the mesa package}}

	__FORCETOC__		__FORCETOC__

imported>Lapp0 at 03:55, 18 February 2022

2022-02-18T03:55:30Z

← Older revision		Revision as of 03:55, 18 February 2022
Line 36:		Line 36:
	libGL error: failed to load driver: $DRIVER		libGL error: failed to load driver: $DRIVER
	</pre>		</pre>

			=== glxinfo ===

			Use <code>glxinfo</code> to load 3D acceleration debug information.

			If <code>glxinfo</code> returns <code>Error: couldn't find RGB GLX visual or fbconfig</code>, ensure you have <code>extraPackages = [ pkgs.mesa.drivers ];</code> set.

	== Related ==		== Related ==

	https://nixos.wiki/wiki/Nixpkgs_with_OpenGL_on_non-NixOS		https://nixos.wiki/wiki/Nixpkgs_with_OpenGL_on_non-NixOS

imported>Primeos dev: Force a table of contents (helpful for direct links)

2022-01-13T19:51:29Z

Force a table of contents (helpful for direct links)

← Older revision		Revision as of 19:51, 13 January 2022
Line 1:		Line 1:
			__FORCETOC__

	You can enable OpenGL by setting <code>hardware.opengl.enable = true;</code> in your <code>/etc/nixos/configuration.nix</code>.		You can enable OpenGL by setting <code>hardware.opengl.enable = true;</code> in your <code>/etc/nixos/configuration.nix</code>.

imported>Samuela at 02:58, 4 September 2021

2021-09-04T02:58:43Z

← Older revision		Revision as of 02:58, 4 September 2021
Line 1:		Line 1:
	You can enable OpenGL by setting `hardware.opengl.enable = true;` in your `/etc/nixos/configuration.nix`.		You can enable OpenGL by setting <code>hardware.opengl.enable = true;</code> in your <code>/etc/nixos/configuration.nix</code>.

	OpenGL must break purity due to the need for hardware-specific linkage. Intel, AMD, and Nvidia have different drivers for example. On NixOS, these libraries are symlinked under		OpenGL must break purity due to the need for hardware-specific linkage. Intel, AMD, and Nvidia have different drivers for example. On NixOS, these libraries are symlinked under

imported>Samuela at 02:58, 4 September 2021

2021-09-04T02:58:06Z

← Older revision		Revision as of 02:58, 4 September 2021
Line 1:		Line 1:
			You can enable OpenGL by setting `hardware.opengl.enable = true;` in your `/etc/nixos/configuration.nix`.

	OpenGL must break purity due to the need for hardware-specific linkage. Intel, AMD, and Nvidia have different drivers for example. On NixOS, these libraries are symlinked under		OpenGL must break purity due to the need for hardware-specific linkage. Intel, AMD, and Nvidia have different drivers for example. On NixOS, these libraries are symlinked under
	/run/opengl-driver/lib		/run/opengl-driver/lib

← Older revision		Revision as of 13:20, 3 August 2022
Line 11:		Line 11:

	When a program is installed in your environment, these libraries should be found automatically. However, this is not the case in a `nix-shell`. To fix, add this line to your shell.nix:		When a program is installed in your environment, these libraries should be found automatically. However, this is not the case in a `nix-shell`. To fix, add this line to your shell.nix:
	LD_LIBRARY_PATH="/run/opengl-driver/lib:/run/opengl-driver-32/lib";		<syntaxhighlight lang="nix">LD_LIBRARY_PATH="/run/opengl-driver/lib:/run/opengl-driver-32/lib";</syntaxhighlight>

	== Testing Mesa updates ==		== Testing Mesa updates ==
Line 17:		Line 17:
	To avoid a lot of rebuilds there's an internal NixOS option to override the Mesa drivers: <code>hardware.opengl.package</code>		To avoid a lot of rebuilds there's an internal NixOS option to override the Mesa drivers: <code>hardware.opengl.package</code>

	It can be used like this: <~~code~~>hardware.opengl.package = (import /srv/nixpkgs-mesa { }).pkgs.mesa.drivers;</~~code~~>		It can be used like this: <syntaxhighlight lang="nix">hardware.opengl.package = (import /srv/nixpkgs-mesa { }).pkgs.mesa.drivers;</syntaxhighlight>

	However, since Mesa 21.0.2 this doesn't necessarily work anymore and something like the following might be required:		However, since Mesa 21.0.2 this doesn't necessarily work anymore and something like the following might be required:
	<~~pre~~>		<syntaxhighlight lang="nix">
	system.replaceRuntimeDependencies = [		system.replaceRuntimeDependencies = [
	({ original = pkgs.mesa; replacement = (import /srv/nixpkgs-mesa { }).pkgs.mesa; })		({ original = pkgs.mesa; replacement = (import /srv/nixpkgs-mesa { }).pkgs.mesa; })
	({ original = pkgs.mesa.drivers; replacement = (import /srv/nixpkgs-mesa { }).pkgs.mesa.drivers; })		({ original = pkgs.mesa.drivers; replacement = (import /srv/nixpkgs-mesa { }).pkgs.mesa.drivers; })
	];		];
	</~~pre~~>		</syntaxhighlight>

	'''Note:''' Both of these approaches are impure and only work to a certain degree (many limitations!). If you want to use a different version of Mesa your best option is to use an overlay or a Git worktree where you use the same Nixpkgs revision and only alter <code>pkgs/development/libraries/mesa/</code> for one of the two approaches mentioned above.		'''Note:''' Both of these approaches are impure and only work to a certain degree (many limitations!). If you want to use a different version of Mesa your best option is to use an overlay or a Git worktree where you use the same Nixpkgs revision and only alter <code>pkgs/development/libraries/mesa/</code> for one of the two approaches mentioned above.