feat: improve GPU support for modules

users/modules/cli/btop.nix

@@ -1,10 +1,20 @@
-{pkgs, ...}: {
+{
+  pkgs,
+  config,
+  ...
+}: let
+  inherit (config.home) gpuType;
+in {
   programs.btop = {
     enable = true;
-    package = pkgs.btop.override {
+    package =
-      rocmSupport = true;
+      if gpuType != null
-      cudaSupport = true;
+      then
-    };
+        pkgs.btop.override {
+          rocmSupport = gpuType == "amd";
+          cudaSupport = gpuType == "nvidia";
+        }
+      else pkgs.btop;
     settings = {
       color_theme = "${pkgs.btop}/share/btop/themes/nord.theme";
       cpu_bottom = false;

users/modules/cli/scripts/mp42webm.nix

@@ -1,3 +1,3 @@
 {pkgs, ...}:
 pkgs.writeShellScriptBin "mp42webm" ''
-  ${pkgs.ffmpeg}/bin/ffmpeg -i "$1" -c:v libvpx -crf 10 -b:v 1M -c:a libvorbis "$1".webm''
+  ${pkgs.ffmpeg}/bin/ffmpeg -i "$1" -c:v libvpx -crf 10 -b:v 1M -c:a -hwaccel=auto libvorbis "$1".webm''

users/modules/default.nix

@@ -17,7 +17,14 @@ in {
     ./shell
   ];
 
-  options.home.fullDesktop = mkEnableOption "Enable most modules";
+  options.home = {
+    fullDesktop = mkEnableOption "Enable most modules";
+    gpuType = mkOption {
+      type = types.nullOr (types.enum ["nvidia" "amd" "intel"]);
+      default = null;
+      example = "amd";
+    };
+  };
   config.home = {
     cli.fullDesktop = mkDefault cfg.fullDesktop;
     desktop.fullDesktop = mkDefault cfg.fullDesktop;

users/modules/desktop/caelestia.nix

@@ -59,7 +59,9 @@ in {
         };
         tray.compact = true;
       };
-      services.gpuType = "amd";
+      services = mkIf (config.home.gpuType != null) {
+        inherit (config.home) gpuType;
+      };
       session.commands = {
         logout = ["uwsm" "stop"];
         shutdown = ["systemctl" "poweroff"];

users/modules/media/mpv.nix

@@ -15,7 +15,7 @@ in {
       force-seekable = true; # force streams to be seekable
       slang = "jpn,jp,eng,en,fra,fr";
       alang = "eng,en,fra,fr";
-      gpu-api = "vulkan";
+      gpu-api = "auto";
       osc = true;
       profile = "gpu-hq";
       # geometry = "50%x50%";

users/phundrak/host/marpa.nix

@@ -1,6 +1,7 @@
 {config, ...}: {
   imports = [../home.nix];
   home = {
+    gpuType = "amd";
     cli.nh.flake = "${config.home.homeDirectory}/.dotfiles";
     dev.ai = {
       enable = true;