This command will *always* exist when OpenGL is enabled. If graphical offload is enabled, it will make sure the GPU is actually enabled using glxinfo (there's probably a better way to do this) and fallback to executing normally, otherwise it will just exec the passed command.
30 lines
849 B
Nix
30 lines
849 B
Nix
{ config, lib, pkgs, ...}:
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let
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cfg = config.nixfiles.hardware.opengl;
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in
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{
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options.nixfiles.hardware.opengl.enable = lib.mkEnableOption "OpenGL configuration";
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config = lib.mkIf cfg.enable {
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environment.systemPackages = let
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offload-enabled = config.hardware.nvidia.prime.offload.enableOffloadCmd;
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glxinfo = lib.getExe' pkgs.glxinfo "glxinfo";
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auto-offload = pkgs.writeShellScriptBin "auto-offload" (
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(if offload-enabled then ''
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if nvidia-offload ${glxinfo} > /dev/null 2>&1 ; then
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exec nvidia-offload "$@"
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fi
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'' else "")
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+
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''
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exec "$@"
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'');
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in [ auto-offload ];
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# Enable OpenGL
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hardware.opengl = {
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enable = true;
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driSupport = lib.mkDefault true;
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driSupport32Bit = lib.mkDefault config.hardware.opengl.driSupport;
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};
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};
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}
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