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57 lines
1.4 KiB
57 lines
1.4 KiB
{ config, pkgs, ... }:
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let
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myIntelBusId = "PCI:0:2:0";
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myNvidiaBusId = "PCI:1:0:0";
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myNvidiaOffload = pkgs.writeShellScriptBin "nvidia-offload" ''
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export __NV_PRIME_RENDER_OFFLOAD=1
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export __NV_PRIME_RENDER_OFFLOAD_PROVIDER=NVIDIA-G0
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export __GLX_VENDOR_LIBRARY_NAME=nvidia
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export __VK_LAYER_NV_optimus=NVIDIA_only
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exec -a "$0" "$@"
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'';
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in {
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# Add the offload script to the $PATH.
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environment.systemPackages = [ myNvidiaOffload ];
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# Configure XDG compliance.
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environment.variables = {
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__GL_SHADER_DISK_CACHE_PATH = "$XDG_CACHE_HOME/nv";
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CUDA_CACHE_PATH = "$XDG_CACHE_HOME/nv";
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};
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# Enable the NVIDIA drivers.
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services.xserver.videoDrivers = [ "nvidia" ];
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# Fix screen tearing.
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services.xserver.screenSection = ''
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Option "metamodes" "nvidia-auto-select +0+0 {ForceFullCompositionPipeline=On}"
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Option "AllowIndirectGLXProtocol" "off"
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Option "TripleBuffer" "on"
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'';
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# Configure `offload-mode'.
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hardware.nvidia.prime = {
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offload.enable = true;
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intelBusId = myIntelBusId;
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nvidiaBusId = myNvidiaBusId;
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};
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# Add OpenGL support.
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hardware.opengl = {
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enable = true;
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driSupport = true;
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driSupport32Bit = true;
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extraPackages32 = with pkgs; [
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pkgsi686Linux.libva
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intel-media-driver
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vaapiIntel
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];
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};
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# Add user to video group.
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users.users.chris = {
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extraGroups = [ "video" ];
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};
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}
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