dxvk: init at 1.10

pkgs/misc/dxvk/darwin-dxvk-compat.patch

@@ -0,0 +1,35 @@
+Source: https://github.com/marzent/dxvk/commit/65247afe2de5dd6b555b8fdd46dddcdc6325e1d6
+---
+ src/d3d11/d3d11_device.cpp        |  12 +-
+ 1 file changed, 8 insertions(+), 4 deletions(-)
+
+diff --git a/src/d3d11/d3d11_device.cpp b/src/d3d11/d3d11_device.cpp
+index 21f0d1b4a..5b1d05335 100644
+--- a/src/d3d11/d3d11_device.cpp
++++ b/src/d3d11/d3d11_device.cpp
+@@ -799,8 +799,12 @@ namespace dxvk {
+     InitReturnPtr(ppGeometryShader);
+     D3D11CommonShader module;
+ 
+-    if (!m_dxvkDevice->features().extTransformFeedback.transformFeedback)
+-      return DXGI_ERROR_INVALID_CALL;
++      if (!m_dxvkDevice->features().extTransformFeedback.transformFeedback) {
++          Logger::err(
++                   "D3D11: CreateGeometryShaderWithStreamOutput:"
++                   "\n  Transform feedback not supported by device");
++          return S_OK;
++      }
+ 
+     // Zero-init some counterss so that we can increment
+     // them while walking over the stream output entries
+@@ -1973,8 +1977,8 @@ namespace dxvk {
+       enabled.core.features.logicOp                               = supported.core.features.logicOp;
+       enabled.core.features.shaderImageGatherExtended             = VK_TRUE;
+       enabled.core.features.variableMultisampleRate               = supported.core.features.variableMultisampleRate;
+-      enabled.extTransformFeedback.transformFeedback              = VK_TRUE;
+-      enabled.extTransformFeedback.geometryStreams                = VK_TRUE;
++        enabled.extTransformFeedback.transformFeedback              = supported.extTransformFeedback.transformFeedback;
++        enabled.extTransformFeedback.geometryStreams                = supported.extTransformFeedback.geometryStreams;
+     }
+     
+     if (featureLevel >= D3D_FEATURE_LEVEL_10_1) {

pkgs/misc/dxvk/darwin-moltenvk-compat.patch

@@ -0,0 +1,59 @@
+Source: https://github.com/Gcenx/MoltenVK/commit/1f268bd45f6c928784d7cb90dedce382895f10ae
+
+Fake extensions for DXVK;
+- _features.geometryShader
+- _features.tessellationShader
+- _features.shaderCullDistance
+
+Enabled defaults;
+- MVK_ALLOW_METAL_FENCES=1
+- MVK_CONFIG_RESUME_LOST_DEVICE=1
+---
+ MoltenVK/MoltenVK/GPUObjects/MVKDevice.mm  | 3 +++
+ MoltenVK/MoltenVK/Utility/MVKEnvironment.h | 4 ++--
+ 2 files changed, 5 insertions(+), 2 deletions(-)
+
+diff --git a/MoltenVK/MoltenVK/GPUObjects/MVKDevice.mm b/MoltenVK/MoltenVK/GPUObjects/MVKDevice.mm
+index bc6d19df..e1959c6e 100644
+--- a/MoltenVK/MoltenVK/GPUObjects/MVKDevice.mm
++++ b/MoltenVK/MoltenVK/GPUObjects/MVKDevice.mm
+@@ -1656,6 +1656,8 @@
+     _features.robustBufferAccess = true;  // XXX Required by Vulkan spec
+     _features.fullDrawIndexUint32 = true;
+     _features.independentBlend = true;
++    _features.geometryShader = true;  // XXX Required by DXVK for D3D10
++    _features.tessellationShader = true;  // XXX Required by DXVK for D3D11
+     _features.sampleRateShading = true;
+     _features.depthBiasClamp = true;
+     _features.fillModeNonSolid = true;
+@@ -1669,6 +1671,7 @@
+     _features.shaderUniformBufferArrayDynamicIndexing = true;
+     _features.shaderStorageBufferArrayDynamicIndexing = true;
+     _features.shaderClipDistance = true;
++    _features.shaderCullDistance = true;  // XXX Required by DXVK for 10level9
+     _features.shaderInt16 = true;
+     _features.multiDrawIndirect = true;
+     _features.inheritedQueries = true;
+diff --git a/MoltenVK/MoltenVK/Utility/MVKEnvironment.h b/MoltenVK/MoltenVK/Utility/MVKEnvironment.h
+index 81d0defc..80c414d3 100644
+--- a/MoltenVK/MoltenVK/Utility/MVKEnvironment.h
++++ b/MoltenVK/MoltenVK/Utility/MVKEnvironment.h
+@@ -240,7 +240,7 @@ void mvkSetConfig(const MVKConfiguration& mvkConfig);
+ #   define MVK_ALLOW_METAL_EVENTS    1
+ #endif
+ #ifndef MVK_ALLOW_METAL_FENCES
+-#   define MVK_ALLOW_METAL_FENCES    0
++#   define MVK_ALLOW_METAL_FENCES    1 // XXX Required by DXVK for Apple/NVidia GPUs (better FPS than CPU Emulation)
+ #endif
+ 
+ /** Substitute Metal 2D textures for Vulkan 1D images. Enabled by default. */
+@@ -275,7 +275,7 @@ void mvkSetConfig(const MVKConfiguration& mvkConfig);
+ 
+ /** Resume MVKDevice VK_ERROR_DEVICE_LOST errors that do not cause MVKPhysicalDevice errors. Disabled by default. */
+ #ifndef MVK_CONFIG_RESUME_LOST_DEVICE
+-#   define MVK_CONFIG_RESUME_LOST_DEVICE    0
++#   define MVK_CONFIG_RESUME_LOST_DEVICE    1
+ #endif
+ 
+ /** Support Metal argument buffers. Disabled by default. */
+ 

pkgs/misc/dxvk/default.nix

@@ -0,0 +1,80 @@
+{ lib
+, pkgs
+, stdenv
+, fetchFromGitHub
+, pkgsCross
+}:
+
+let
+  # DXVK needs to be a separate derivation because it’s actually a set of DLLs for Windows that
+  # needs to be built with a cross-compiler.
+  dxvk32 = pkgsCross.mingw32.callPackage ./dxvk.nix { inherit (self) src version dxvkPatches; };
+  dxvk64 = pkgsCross.mingwW64.callPackage ./dxvk.nix { inherit (self) src version dxvkPatches; };
+
+  # Use the self pattern to support overriding `src` and `version` via `overrideAttrs`. A recursive
+  # attrset wouldn’t work.
+  self = stdenv.mkDerivation {
+    name = "dxvk";
+    version = "1.10";
+
+    src = fetchFromGitHub {
+      owner = "doitsujin";
+      repo = "dxvk";
+      rev = "v${self.version}";
+      hash = "sha256-/zH6vER/6s/d+Tt181UJOa97sqdkJyKGw6E36+1owzQ=";
+    };
+
+    # Patch DXVK to work with MoltenVK even though it doesn’t support some required features.
+    # Some games will work poorly (particularly Unreal Engine 4 games), but others work pretty well.
+    # Override this to patch DXVK itself (rather than the setup script).
+    dxvkPatches = lib.optional stdenv.isDarwin ./darwin-dxvk-compat.patch;
+
+    outputs = [ "out" "bin" "lib" ];
+
+    # Also copy `mcfgthread-12.dll` due to DXVK’s being built in a MinGW cross environment.
+    patches = [ ./mcfgthread.patch ];
+
+    dontConfigure = true;
+    dontBuild = true;
+
+    installPhase = ''
+      mkdir -p $out/bin $bin $lib
+      substitute setup_dxvk.sh $out/bin/setup_dxvk.sh \
+        --subst-var-by mcfgthreads32 "${pkgsCross.mingw32.windows.mcfgthreads}" \
+        --subst-var-by mcfgthreads64 "${pkgsCross.mingwW64.windows.mcfgthreads}" \
+        --replace 'basedir=$(dirname "$(readlink -f $0)")' "basedir=$bin"
+      chmod a+x $out/bin/setup_dxvk.sh
+      declare -A dxvks=( [x32]=${dxvk32} [x64]=${dxvk64} )
+      for arch in "''${!dxvks[@]}"; do
+        ln -s "''${dxvks[$arch]}/bin" $bin/$arch
+        ln -s "''${dxvks[$arch]}/lib" $lib/$arch
+      done
+    '';
+
+    # DXVK with MoltenVK requires a patched MoltenVK in addition to its own patches. Provide a
+    # convenience function to handle the necessary patching.
+    # Usage:
+    # let
+    #   patchedMoltenVK = dxvk.patchMoltenVK darwin.moltenvk;
+    # in
+    # wine64Packages.full.override { moltenvk = patchedMoltenVK; vkd3dSupport = false; }
+    passthru.patchMoltenVK = moltenvk:
+      moltenvk.overrideAttrs (old: {
+        patches = old.patches or [ ] ++ [
+          # Lie to DXVK about certain features that DXVK expects to be available and set defaults
+          # for better performance/compatability on certain hardware.
+          ./darwin-moltenvk-compat.patch
+        ];
+      });
+
+    meta = {
+      description = "A Vulkan-based translation layer for Direct3D 9/10/11";
+      homepage = "https://github.com/doitsujin/dxvk";
+      changelog = "https://github.com/doitsujin/dxvk/releases";
+      maintainers = [ lib.maintainers.reckenrode ];
+      license = lib.licenses.zlib;
+      platforms = lib.platforms.unix;
+    };
+  };
+in
+self

pkgs/misc/dxvk/dxvk.nix

@@ -0,0 +1,52 @@
+{ lib
+, stdenv
+, fetchFromGitHub
+, glslang
+, meson
+, ninja
+, windows
+, src
+, version
+, dxvkPatches
+}:
+
+stdenv.mkDerivation {
+  pname = "dxvk";
+  inherit src version;
+
+  nativeBuildInputs = [ glslang meson ninja ];
+  buildInputs = [ windows.pthreads ];
+
+  patches = dxvkPatches;
+
+  # Replace use of DXVK’s threading classes with the ones from the C++ standard library, which uses
+  # mcfgthreads in nixpkgs.
+  postPatch = ''
+    for class in mutex recursive_mutex condition_variable; do
+      for file in $(grep -rl dxvk::$class *); do
+        if [ "$(basename "$file")" != "thread.h" ]; then
+          substituteInPlace "$file" --replace dxvk::$class std::$class
+        fi
+      done
+    done
+  '';
+
+  mesonFlags =
+    let
+      arch = if stdenv.is32bit then "32" else "64";
+    in
+    [
+      "--buildtype" "release"
+      "--cross-file" "build-win${arch}.txt"
+      "--prefix" "${placeholder "out"}"
+    ];
+
+  meta = {
+    description = "A Vulkan-based translation layer for Direct3D 9/10/11";
+    homepage = "https://github.com/doitsujin/dxvk";
+    changelog = "https://github.com/doitsujin/dxvk/releases";
+    maintainers = [ lib.maintainers.reckenrode ];
+    license = lib.licenses.zlib;
+    platforms = lib.platforms.windows;
+  };
+}

pkgs/misc/dxvk/mcfgthread.patch

@@ -0,0 +1,34 @@
+diff --git a/setup_dxvk.sh b/setup_dxvk.sh
+index 3e63ecf0..87c04f23 100755
+--- a/setup_dxvk.sh
++++ b/setup_dxvk.sh
+@@ -133,6 +133,8 @@
+         rm -v "${dstfile}"
+       fi
+       $file_cmd "${srcfile}" "${dstfile}"
++    elif [ "${4}" = "--force" ]; then
++      $file_cmd "${srcfile}" "${dstfile}"
+     else
+       echo "${dstfile}: File not found in wine prefix" >&2
+       return 1
+@@ -170,12 +172,12 @@
+ }
+ 
+ install() {
+-  installFile "$win64_sys_path" "$dxvk_lib64" "$1"
++  installFile "$win64_sys_path" "$dxvk_lib64" "$1" "${2-}"
+   inst64_ret="$?"
+ 
+   inst32_ret=-1
+   if $wow64; then
+-    installFile "$win32_sys_path" "$dxvk_lib32" "$1"
++    installFile "$win32_sys_path" "$dxvk_lib32" "$1" "${2-}"
+     inst32_ret="$?"
+   fi
+ 
+@@ -214,3 +216,5 @@
+ 
+ $action d3d10core
+ $action d3d11
++
++basedir="" dxvk_lib32=@mcfgthreads32@/bin dxvk_lib64=@mcfgthreads64@/bin $action mcfgthread-12 --force

pkgs/top-level/all-packages.nix

@@ -33079,6 +33079,8 @@ with pkgs;
 
   dump = callPackage ../tools/backup/dump { };
 
+  dxvk = callPackage ../misc/dxvk { };
+
   ecdsatool = callPackage ../tools/security/ecdsatool { };
 
   emulationstation = callPackage ../applications/emulators/emulationstation { };