wine: enable Vulkan on Darwin

pkgs/applications/emulators/wine/base.nix

@@ -5,6 +5,7 @@
   supportFlags,
   patches,
   vkd3dArches,
+  moltenvk,
   buildScript ? null, configureFlags ? []
 }:
 
@@ -87,7 +88,7 @@ stdenv.mkDerivation ((lib.optionalAttrs (buildScript != null) {
   ++ lib.optional pulseaudioSupport      pkgs.libpulseaudio
   ++ lib.optional (xineramaSupport && !waylandSupport) pkgs.xorg.libXinerama
   ++ lib.optional udevSupport            pkgs.udev
-  ++ lib.optional vulkanSupport          pkgs.vulkan-loader
+  ++ lib.optional vulkanSupport          (if stdenv.isDarwin then moltenvk else pkgs.vulkan-loader)
   ++ lib.optional sdlSupport             pkgs.SDL2
   ++ lib.optional usbSupport             pkgs.libusb1
   ++ vkd3dArches

pkgs/applications/emulators/wine/default.nix

@@ -6,7 +6,7 @@
 # };
 # Make additional configurations on demand:
 # wine.override { wineBuild = "wine32"; wineRelease = "staging"; };
-{ lib, stdenv, callPackage,
+{ lib, stdenv, callPackage, darwin,
   wineRelease ? "stable",
   wineBuild ? if stdenv.hostPlatform.system == "x86_64-linux" then "wineWow" else "wine32",
   gettextSupport ? false,
@@ -40,7 +40,8 @@
   usbSupport ? false,
   mingwSupport ? wineRelease != "stable",
   waylandSupport ? wineRelease == "wayland",
-  embedInstallers ? false # The Mono and Gecko MSI installers
+  embedInstallers ? false, # The Mono and Gecko MSI installers
+  moltenvk ? darwin.moltenvk # Allow users to override MoltenVK easily
 }:
 
 let wine-build = build: release:
@@ -55,6 +56,7 @@ let wine-build = build: release:
             tlsSupport openglSupport gstreamerSupport udevSupport vulkanSupport
             sdlSupport usbSupport vkd3dSupport mingwSupport waylandSupport embedInstallers;
         };
+        inherit moltenvk;
       });
 
 in if wineRelease == "staging" then

pkgs/applications/emulators/wine/packages.nix

@@ -1,16 +1,16 @@
-{ stdenv_32bit, lib, pkgs, pkgsi686Linux, pkgsCross, callPackage,
+{ stdenv_32bit, lib, pkgs, pkgsi686Linux, pkgsCross, callPackage, moltenvk,
   wineRelease ? "stable",
   supportFlags
 }:
 
 let
   src = lib.getAttr wineRelease (callPackage ./sources.nix {});
-  vkd3d = pkgs.callPackage ./vkd3d.nix {};
+  vkd3d = pkgs.callPackage ./vkd3d.nix { inherit moltenvk; };
-  vkd3d_i686 = pkgsi686Linux.callPackage ./vkd3d.nix {};
+  vkd3d_i686 = pkgsi686Linux.callPackage ./vkd3d.nix { inherit moltenvk; };
 in with src; {
   wine32 = pkgsi686Linux.callPackage ./base.nix {
     name = "wine-${version}";
-    inherit src version supportFlags patches;
+    inherit src version supportFlags patches moltenvk;
     pkgArches = [ pkgsi686Linux ];
     vkd3dArches = lib.optionals supportFlags.vkd3dSupport [ vkd3d_i686 ];
     geckos = [ gecko32 ];
@@ -20,7 +20,7 @@ in with src; {
   };
   wine64 = callPackage ./base.nix {
     name = "wine64-${version}";
-    inherit src version supportFlags patches;
+    inherit src version supportFlags patches moltenvk;
     pkgArches = [ pkgs ];
     vkd3dArches = lib.optionals supportFlags.vkd3dSupport [ vkd3d ];
     mingwGccs = with pkgsCross; [ mingwW64.buildPackages.gcc ];
@@ -31,7 +31,7 @@ in with src; {
   };
   wineWow = callPackage ./base.nix {
     name = "wine-wow-${version}";
-    inherit src version supportFlags patches;
+    inherit src version supportFlags patches moltenvk;
     stdenv = stdenv_32bit;
     pkgArches = [ pkgs pkgsi686Linux ];
     vkd3dArches = lib.optionals supportFlags.vkd3dSupport [ vkd3d vkd3d_i686 ];

pkgs/applications/emulators/wine/vkd3d.nix

@@ -1,6 +1,5 @@
-{ lib, stdenv, fetchurl, vulkan-headers, spirv-headers, vulkan-loader }:
+{ lib, stdenv, fetchurl, moltenvk, vulkan-headers, spirv-headers, vulkan-loader }:
 
-#TODO: MoltenVK
 #TODO: unstable
 
 stdenv.mkDerivation rec {
@@ -12,7 +11,8 @@ stdenv.mkDerivation rec {
     sha256 = "0szr1lw3xbgi9qjm13d1q4gyzzwv8i5wfxiwjg6dmwphrc7h6jxh";
   };
 
-  buildInputs = [ vulkan-headers spirv-headers vulkan-loader ];
+  buildInputs = [ vulkan-headers spirv-headers ]
+    ++ [ (if stdenv.isDarwin then moltenvk else vulkan-loader) ];
 
   enableParallelBuilding = true;
 
@@ -20,7 +20,7 @@ stdenv.mkDerivation rec {
     description = "A 3d library build on top on Vulkan with a similar api to DirectX 12";
     homepage = "https://source.winehq.org/git/vkd3d.git";
     license = licenses.lgpl21;
-    platforms = platforms.linux;
+    platforms = platforms.unix;
     maintainers = [ maintainers.marius851000 ];
   };
 }

pkgs/top-level/wine-packages.nix

@@ -12,7 +12,7 @@ rec {
     fontconfigSupport = stdenv.isLinux;
     alsaSupport = stdenv.isLinux;
     openglSupport = true;
-    vulkanSupport = stdenv.isLinux;
+    vulkanSupport = true;
     tlsSupport = true;
     cupsSupport = true;
     dbusSupport = stdenv.isLinux;
@@ -40,7 +40,7 @@ rec {
     gphoto2Support = true;
     krb5Support = true;
     ldapSupport = true;
-    vkd3dSupport = stdenv.isLinux;
+    vkd3dSupport = true;
     embedInstallers = true;
   };