desktop: fixes and move from ALVR to WiVRn

home-manager/flake.lock

@@ -205,11 +205,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1729304879,
-        "narHash": "sha256-H7KGGJUU9BcDNnfXiATBGgs6FJKWQdfftNJS+/v2aMU=",
+        "lastModified": 1729391507,
+        "narHash": "sha256-as0I9xieJUHf7kiK2a9znDsVZQTFWhM1pLivII43Gi0=",
         "owner": "oxalica",
         "repo": "rust-overlay",
-        "rev": "b259ef799b5ac014604da71ecd92d4a52603ed2d",
+        "rev": "784981a9feeba406de38c1c9a3decf966d853cca",
         "type": "github"
       },
       "original": {

home-manager/system-nixos.nix

@@ -2,6 +2,7 @@
   pkgs,
   inputs,
   lib,
+  config,
   ...
 }:
 {
@@ -25,4 +26,26 @@
       obs-pipewire-audio-capture
     ];
   };
+
+  # https://wiki.nixos.org/wiki/VR
+  xdg.configFile."openvr/openvrpaths.vrpath".text = ''
+    {
+      "config" :
+      [
+        "${config.xdg.dataHome}/Steam/config"
+      ],
+      "external_drivers" : null,
+      "jsonid" : "vrpathreg",
+      "log" :
+      [
+        "${config.xdg.dataHome}/Steam/logs"
+      ],
+      "runtime" :
+      [
+        "${pkgs.opencomposite}/lib/opencomposite"
+      ],
+      "version" : 1
+    }
+  '';
+
 }