Install dxvk for gw2

home-manager/roles/games.nix

@@ -2,34 +2,46 @@
   gw2dir = "${config.home.homeDirectory}/volatile/GW2";
   wine = pkgs.wineWowPackages.staging;
   gw2env = ''
+     cd ${gw2dir}
      export MESA_GLSL_CACHE_DISABLE=0
-     export MESA_GLSL_CACHE_DIR="$PWD/shader_cache"
+     export MESA_GLSL_CACHE_DIR="${gw2dir}/shader_cache"
      export mesa_glthread=true
 
      # Wine Settings
-     export DXVK_HUD=version,devinfo,fps
+     export DXVK_HUD=fps,frametimes
      export DXVK_LOG_LEVEL=none
+     #export DXVK_STATE_CACHE=1 default
+     export DXVK_STATE_CACHE_PATH="${gw2dir}/dxvk_state_cache/"
      export WINEDEBUG=-all
      export WINEARCH=win64
-     export WINEPREFIX="$PWD/data"
+     export WINEPREFIX="${gw2dir}/data"
      export STAGING_SHARED_MEMORY=1
      export WINEESYNC=1
   '';
+  dxvk = fetchTarball {
+       url = "https://github.com/doitsujin/dxvk/releases/download/v1.7.2/dxvk-1.7.2.tar.gz";
+       sha256 = "07q9fsrvjq2ndnhd93000jw89bkaw6hdi2yhl4d6j8n4ak71r8pv";
+     };
+  gw2installdxvk = pkgs.writeShellScriptBin "gw2-install-dxvk"''
+     ${gw2env}
+     cd ${dxvk}
+     bash ./setup_dxvk.sh install
+  '';
   gw2setup = pkgs.writeShellScriptBin "gw2-setup" ''
      mkdir -p ${gw2dir}
-     cd ${gw2dir}
      ${gw2env}
      echo Launching winecfg to configure desktop window
      ${wine}/bin/winecfg
+     echo Installing dxvk
+     ${gw2installdxvk}/bin/gw2-install-dxvk
      echo Downloading installer
      wget https://account.arena.net/content/download/gw2/win/64 -O Gw2Setup-64.exe
      echo Running installer
      ${wine}/bin/wine64 ./Gw2Setup-64.exe
   '';
   gw2run = pkgs.writeShellScriptBin "gw2" ''
-     cd ${gw2dir}
      ${gw2env}
-     cd "$PWD/data/drive_c/Guild Wars 2"
+     cd "${gw2dir}/data/drive_c/Guild Wars 2"
      ${wine}/bin/wine64 ./Gw2-64.exe $@ -autologin
      '';
 in
@@ -52,6 +64,6 @@ in
       experimental = true;
     };
     inherit (pkgs) steam minetest;
-    inherit gw2run gw2setup wine;
+    inherit gw2run gw2setup wine gw2installdxvk;
   };
 }