[dxvk-nvapi-mingw-git] initial commit

5 files changed, 370 insertions, 0 deletions

diff --git a/.SRCINFO b/.SRCINFO
new file mode 100644
index 000000000000..61fecab6bec9
--- /dev/null
+++ b/.SRCINFO
@@ -0,0 +1,30 @@
+pkgbase = dxvk-nvapi-mingw-git
+	pkgdesc = Alternative NVAPI implementation on top of DXVK.
+	pkgver = 0.6.1
+	pkgrel = 1
+	url = https://github.com/jp7677/dxvk-nvapi
+	arch = x86_64
+	license = MIT
+	makedepends = ninja
+	makedepends = meson>=0.43
+	makedepends = glslang
+	makedepends = git
+	makedepends = mingw-w64-gcc
+	depends = vulkan-icd-loader
+	depends = wine>=4.0rc1
+	depends = lib32-vulkan-icd-loader
+	depends = dxvk
+	depends = bash
+	options = !lto
+	source = git+https://github.com/jp7677/dxvk-nvapi.git
+	source = git+https://github.com/KhronosGroup/Vulkan-Headers.git
+	source = dxvk-nvapi-extraopts.patch
+	source = setup_dxvk_nvapi.sh
+	source = setup_dxvk_nvapi
+	sha256sums = SKIP
+	sha256sums = SKIP
+	sha256sums = dff5ecd1a35a94a4dc1fa5fd08c10b5c88703797520d6b315207124ff1adeef8
+	sha256sums = 62a14512ab32ff534d8b07f2cdefae17ee679c73465edeb11bfac1e88f0a7109
+	sha256sums = 1f4934c5bfcf208e288a0eda2f385f82acc9e78a4b0ac2a77b5af14c64c8e21e
+
+pkgname = dxvk-nvapi-mingw-git
diff --git a/PKGBUILD b/PKGBUILD
new file mode 100644
index 000000000000..0edbbc3d1a62
--- /dev/null
+++ b/PKGBUILD
@@ -0,0 +1,116 @@
+# Maintainer: loathingkernel <loathingkernel @at gmail .dot com>
+
+pkgname=dxvk-nvapi-mingw-git
+pkgver=0.6.1
+pkgrel=1
+pkgdesc='Alternative NVAPI implementation on top of DXVK. '
+arch=('x86_64')
+url="https://github.com/jp7677/dxvk-nvapi"
+license=('MIT')
+depends=('vulkan-icd-loader' 'wine>=4.0rc1' 'lib32-vulkan-icd-loader' 'dxvk' 'bash')
+makedepends=('ninja' 'meson>=0.43' 'glslang' 'git' 'mingw-w64-gcc')
+options=(!lto)
+source=(
+    "git+https://github.com/jp7677/dxvk-nvapi.git"
+    "git+https://github.com/KhronosGroup/Vulkan-Headers.git"
+    "dxvk-nvapi-extraopts.patch"
+    "setup_dxvk_nvapi.sh"
+    "setup_dxvk_nvapi"
+)
+
+pkgver() {
+    cd dxvk-nvapi
+    printf "%s" "$(git describe --long --tags | sed 's/\([^-]*-g\)/r\1/;s/-/./g;s/v//g')"
+}
+
+prepare() {
+    cd dxvk-nvapi
+
+    git submodule init "external/Vulkan-Headers"
+    git submodule set-url "external/Vulkan-Headers" "$srcdir"/Vulkan-Headers
+    git -c protocol.file.allow=always submodule update "external/Vulkan-Headers"
+
+    # By default export FLAGS used by proton and ignore makepkg
+    # This overrides FLAGS from makepkg.conf, if you comment these you are on your own
+    # If you want the "best" possible optimizations for your system you can use
+    # `-march=native` and remove the `-mtune=core-avx2` option.
+    # `-O2` is adjusted to `-O3` since AVX is disabled
+    export CFLAGS="-O2 -march=nocona -mtune=core-avx2 -pipe"
+    export CXXFLAGS="-O2 -march=nocona -mtune=core-avx2 -pipe"
+    export LDFLAGS="-Wl,-O1,--sort-common,--as-needed"
+
+    # Uncomment to enable extra optimizations
+    # Patch crossfiles with extra optimizations from makepkg.conf
+    patch -p1 -i "$srcdir"/dxvk-nvapi-extraopts.patch
+    local cross_cflags="$CFLAGS"
+    local cross_cxxflags="$CXXFLAGS"
+    local cross_ldflags="$LDFLAGS"
+
+    # If using -march=native and the CPU supports AVX, launching a d3d9
+    # game can cause an Unhandled exception. The cause seems to be the
+    # combination of AVX instructions and tree vectorization (implied by O3),
+    # all tested archictures from sandybridge to haswell are affected.
+    # Disabling AVX (and AVX2 as a side-effect).
+    # Since Wine 5.16 AVX is supported. Testing showed 32bit applications
+    # crashing with AVX regardless, but 64bit applications worked just fine.
+    # So disable AVX only for the 32bit binaries and AVX2 for the 64bit.
+    # AVX2 seems to degrade performance. So disregard the above.
+    # Relevant Wine issues
+    # https://bugs.winehq.org/show_bug.cgi?id=45289
+    # https://bugs.winehq.org/show_bug.cgi?id=43516
+    cross_cflags+=" -mno-avx2"
+    cross_cxxflags+=" -mno-avx2"
+
+    # These flags are taken from Proton, I don't know if there are issues with Arch wine.
+    cross_cflags+=" -mfpmath=sse -fwrapv -fno-strict-aliasing -gdwarf-2 -gstrict-dwarf"
+    cross_cxxflags+=" -mfpmath=sse -fwrapv -fno-strict-aliasing -gdwarf-2 -gstrict-dwarf -std=c++17"
+    cross_ldflags+=" -Wl,--file-alignment,4096"
+
+    sed -i build-win64.txt \
+        -e "s|@CARGS@|\'${cross_cflags// /\',\'}\'|g" \
+        -e "s|@CXXARGS@|\'${cross_cxxflags// /\',\'}\'|g" \
+        -e "s|@LDARGS@|\'${cross_ldflags// /\',\'}\'|g"
+
+    cross_cflags+=" -mstackrealign -mno-avx"
+    cross_cxxflags+=" -mstackrealign -mno-avx"
+    sed -i build-win32.txt \
+        -e "s|@CARGS@|\'${cross_cflags// /\',\'}\'|g" \
+        -e "s|@CXXARGS@|\'${cross_cxxflags// /\',\'}\'|g" \
+        -e "s|@LDARGS@|\'${cross_ldflags// /\',\'}\'|g"
+}
+
+build() {
+
+    meson setup dxvk-nvapi "build/x64" \
+        --cross-file dxvk-nvapi/build-win64.txt \
+        --prefix "/usr/share/dxvk-nvapi/x64" \
+        --bindir "" --libdir "" \
+        --buildtype "release" \
+        --strip \
+        -Denable_tests=false
+    ninja -C "build/x64" -v
+
+    meson setup dxvk-nvapi "build/x32" \
+        --cross-file dxvk-nvapi/build-win32.txt \
+        --prefix "/usr/share/dxvk-nvapi/x32" \
+        --bindir "" --libdir "" \
+        --buildtype "release" \
+        --strip \
+        -Denable_tests=false
+    ninja -C "build/x32" -v
+}
+
+package() {
+    DESTDIR="$pkgdir" ninja -C "build/x32" install
+    DESTDIR="$pkgdir" ninja -C "build/x64" install
+    install -Dm 755 -t "$pkgdir/usr/share/dxvk-nvapi" setup_dxvk_nvapi.sh
+    install -Dm 644 -t "$pkgdir/usr/share/doc/$pkgname" dxvk-nvapi/README.md
+    install -Dm 644 -t "$pkgdir/usr/share/licenses/$pkgname" dxvk-nvapi/LICENSE
+    install -Dm 755 -t "$pkgdir/usr/bin" setup_dxvk_nvapi
+}
+
+sha256sums=('SKIP'
+            'SKIP'
+            'dff5ecd1a35a94a4dc1fa5fd08c10b5c88703797520d6b315207124ff1adeef8'
+            '62a14512ab32ff534d8b07f2cdefae17ee679c73465edeb11bfac1e88f0a7109'
+            '1f4934c5bfcf208e288a0eda2f385f82acc9e78a4b0ac2a77b5af14c64c8e21e')
diff --git a/dxvk-nvapi-extraopts.patch b/dxvk-nvapi-extraopts.patch
new file mode 100644
index 000000000000..75f1e49aa3f7
--- /dev/null
+++ b/dxvk-nvapi-extraopts.patch
@@ -0,0 +1,29 @@
+diff --git a/build-win32.txt b/build-win32.txt
+index 7d991cf..debc982 100644
+--- a/build-win32.txt
++++ b/build-win32.txt
+@@ -4,8 +4,8 @@ strip = 'i686-w64-mingw32-strip'
+ ar = 'i686-w64-mingw32-ar'
+ 
+ [built-in options]
+-cpp_args=['-msse', '-msse2']
+-cpp_link_args = ['-static', '-static-libgcc', '-static-libstdc++']
++cpp_args=['-msse', '-msse2', @CXXARGS@]
++cpp_link_args = ['-static', '-static-libgcc', '-static-libstdc++', @LDARGS@]
+ 
+ [properties]
+ needs_exe_wrapper = true
+diff --git a/build-win64.txt b/build-win64.txt
+index 3b1d99d..6847d89 100644
+--- a/build-win64.txt
++++ b/build-win64.txt
+@@ -4,7 +4,8 @@ strip = 'x86_64-w64-mingw32-strip'
+ ar = 'x86_64-w64-mingw32-ar'
+ 
+ [built-in options]
+-cpp_link_args = ['-static', '-static-libgcc', '-static-libstdc++']
++cpp_args=[@CXXARGS@]
++cpp_link_args = ['-static', '-static-libgcc', '-static-libstdc++', @LDARGS@]
+ 
+ [properties]
+ needs_exe_wrapper = true
diff --git a/setup_dxvk_nvapi b/setup_dxvk_nvapi
new file mode 100644
index 000000000000..2b8544e0f9b1
--- /dev/null
+++ b/setup_dxvk_nvapi
@@ -0,0 +1,2 @@
+#!/bin/sh
+/usr/share/dxvk-nvapi/setup_dxvk_nvapi.sh $@
diff --git a/setup_dxvk_nvapi.sh b/setup_dxvk_nvapi.sh
new file mode 100755
index 000000000000..8a5c60c4ecb5
--- /dev/null
+++ b/setup_dxvk_nvapi.sh
@@ -0,0 +1,193 @@
+#!/usr/bin/env bash
+
+# default directories
+dxvk_nvapi_lib32=${dxvk_nvapi_lib32:-"x32"}
+dxvk_nvapi_lib64=${dxvk_nvapi_lib64:-"x64"}
+
+# figure out where we are
+basedir=$(dirname "$(readlink -f "$0")")
+
+# figure out which action to perform
+action="$1"
+
+case "$action" in
+install)
+  ;;
+uninstall)
+  ;;
+*)
+  echo "Unrecognized action: $action"
+  echo "Usage: $0 [install|uninstall] [--symlink]"
+  exit 1
+esac
+
+# process arguments
+shift
+
+file_cmd="cp -v"
+
+while (($# > 0)); do
+  case "$1" in
+  "--symlink")
+    file_cmd="ln -s -v"
+    ;;
+  esac
+  shift
+done
+
+# check wine prefix before invoking wine, so that we
+# don't accidentally create one if the user screws up
+if [ -n "$WINEPREFIX" ] && ! [ -f "$WINEPREFIX/system.reg" ]; then
+  echo "$WINEPREFIX:"' Not a valid wine prefix.' >&2
+  exit 1
+fi
+
+# find wine executable
+export WINEDEBUG=-all
+# disable mscoree and mshtml to avoid downloading
+# wine gecko and mono
+export WINEDLLOVERRIDES="mscoree,mshtml="
+
+wine="wine"
+wine64="wine64"
+wineboot="wineboot"
+
+# $PATH is the way for user to control where wine is located (including custom Wine versions).
+# Pure 64-bit Wine (non Wow64) requries skipping 32-bit steps.
+# In such case, wine64 and winebooot will be present, but wine binary will be missing,
+# however it can be present in other PATHs, so it shouldn't be used, to avoid versions mixing.
+wine_path=$(dirname "$(which $wineboot)")
+wow64=true
+if ! [ -f "$wine_path/$wine" ]; then
+   wine=$wine64
+   wow64=false
+fi
+
+# resolve 32-bit and 64-bit system32 path
+winever=$($wine --version | grep wine)
+if [ -z "$winever" ]; then
+    echo "$wine: Not a wine executable. Check your $wine." >&2
+    exit 1
+fi
+
+# ensure wine placeholder dlls are recreated
+# if they are missing
+$wineboot -u
+
+win64_sys_path=$($wine64 winepath -u 'C:\windows\system32' 2> /dev/null)
+win64_sys_path="${win64_sys_path/$'\r'/}"
+if $wow64; then
+  win32_sys_path=$($wine winepath -u 'C:\windows\system32' 2> /dev/null)
+  win32_sys_path="${win32_sys_path/$'\r'/}"
+fi
+
+if [ -z "$win32_sys_path" ] && [ -z "$win64_sys_path" ]; then
+  echo 'Failed to resolve C:\windows\system32.' >&2
+  exit 1
+fi
+
+# create native dll override
+overrideDll() {
+  if ! $wine reg add 'HKEY_CURRENT_USER\Software\Wine\DllOverrides' /v "$1" /d native /f >/dev/null 2>&1
+  then
+    echo -e "Failed to add override for $1"
+    exit 1
+  fi
+}
+
+# remove dll override
+restoreDll() {
+  if ! $wine reg delete 'HKEY_CURRENT_USER\Software\Wine\DllOverrides' /v "$1" /f > /dev/null 2>&1
+  then
+    echo "Failed to remove override for $1"
+  fi
+}
+
+# copy or link dxvk_nvapi dll, back up original file
+installFile() {
+  dstfile="${1}/${3}.dll"
+  srcfile="${basedir}/${2}/${3}.dll"
+
+  if ! [ -f "${srcfile}" ]; then
+    echo "${srcfile}: File not found. Skipping." >&2
+    return 1
+  fi
+
+  if [ -n "$1" ]; then
+    if [ -f "${dstfile}" ] || [ -h "${dstfile}" ]; then
+      if ! [ -f "${dstfile}.old" ]; then
+        mv -v "${dstfile}" "${dstfile}.old"
+      else
+        rm -v "${dstfile}"
+      fi
+    else
+      touch "${dstfile}.old_none"
+    fi
+    $file_cmd "${srcfile}" "${dstfile}"
+  fi
+  return 0
+}
+
+# remove dxvk_nvapi dll, restore original file
+uninstallFile() {
+  dstfile="${1}/${3}.dll"
+  srcfile="${basedir}/${2}/${3}.dll"
+
+  if ! [ -f "${srcfile}" ]; then
+    echo "${srcfile}: File not found. Skipping." >&2
+    return 1
+  fi
+
+  if ! [ -f "${dstfile}" ] && ! [ -h "${dstfile}" ]; then
+    echo "${dstfile}: File not found. Skipping." >&2
+    return 1
+  fi
+
+  if [ -f "${dstfile}.old" ]; then
+    rm -v "${dstfile}"
+    mv -v "${dstfile}.old" "${dstfile}"
+    return 0
+  elif [ -f "${dstfile}.old_none" ]; then
+    rm -v "${dstfile}.old_none"
+    rm -v "${dstfile}"
+    return 0
+  else
+    return 1
+  fi
+}
+
+install() {
+  installFile "$win64_sys_path" "$dxvk_nvapi_lib64" "${1}64"
+  inst64_ret="$?"
+  if (( (inst64_ret == 0) )); then
+    overrideDll "${1}64"
+  fi
+
+  inst32_ret=-1
+  if $wow64; then
+    installFile "$win32_sys_path" "$dxvk_nvapi_lib32" "$1"
+    inst32_ret="$?"
+    if (( (inst32_ret == 0) )); then
+      overrideDll "$1"
+    fi
+  fi
+}
+
+uninstall() {
+  uninstallFile "$win64_sys_path" "$dxvk_nvapi_lib64" "${1}64"
+  uninst64_ret="$?"
+  if (( (uninst64_ret == 0) )); then
+    restoreDll "${1}64"
+  fi
+  
+  uninst32_ret=-1
+  if $wow64; then
+    uninstallFile "$win32_sys_path" "$dxvk_nvapi_lib32" "$1"
+    uninst32_ret="$?"
+    if (( (uninst32_ret == 0) )); then
+      restoreDll "$1"
+    fi
+  fi
+}
+
+$action nvapi