feat: add d4r inference engines and Windows parity tooling

Add native K/M/RR inference engines, HIP kernels, replay and validation harnesses, and Windows DLSS setup and runtime support. Include GPU profiling tools, build and packaging scripts, platform integration patches, and implementation documentation.
2026-10-16 08:54:47 -04:00
1 parent 25493b3198
commit 7c5d3c9157
@@ -0,0 +1,82 @@
+# Offline installer fixture. Uses locally supplied NVIDIA DLLs and never writes to a game folder.
+[CmdletBinding()]
+param(
+    [Parameter(Mandatory=$true)][string]$NgxCore,
+    [Parameter(Mandatory=$true)][string]$DlssDll,
+    [Parameter(Mandatory=$true)][string]$DlssdDll,
+    [string]$OutputDirectory
+)
+$ErrorActionPreference='Stop'
+$repo=[IO.Path]::GetFullPath((Join-Path $PSScriptRoot '../..'))
+if (!$OutputDirectory) { $OutputDirectory=Join-Path $repo ('test-results/windows-dlss-installer/'+(Get-Date -Format 'yyyyMMdd-HHmmss-fff')) }
+$OutputDirectory=[IO.Path]::GetFullPath($OutputDirectory)
+if (Test-Path -LiteralPath $OutputDirectory) { throw "Use a new output directory: $OutputDirectory" }
+$NgxCore=(Get-Item -LiteralPath $NgxCore -ErrorAction Stop).FullName
+$DlssDll=(Get-Item -LiteralPath $DlssDll -ErrorAction Stop).FullName
+$DlssdDll=(Get-Item -LiteralPath $DlssdDll -ErrorAction Stop).FullName
+$expected=@{
+    '_nvngx.dll'='66767018c36b3bab46398dade3adf173daa3730fda75965689ea848c9bc4e79b'
+    'nvngx_dlss.dll'='3975567b8943c53acce397f2b72380092f84f162d00b0d2c7d08a1025c563983'
+    'nvngx_dlssd.dll'='4bc7ea5fcb2f32cf86bc2cb072e8d2860914a0be511cbdcb2fc206c1d9d83b80'
+}
+$inputs=@{'_nvngx.dll'=$NgxCore;'nvngx_dlss.dll'=$DlssDll;'nvngx_dlssd.dll'=$DlssdDll}
+foreach($name in $inputs.Keys) {
+    if ((Get-FileHash -LiteralPath $inputs[$name] -Algorithm SHA256).Hash.ToLowerInvariant() -ne $expected[$name]) {
+        throw "Wrong local NVIDIA DLL for installer fixture: $name"
+    }
+}
+$package=Join-Path $OutputDirectory 'package'
+$runtime=Join-Path $package 'd4r'
+$cache=Join-Path $OutputDirectory 'cache'
+$backupRoot=Join-Path $OutputDirectory 'backups'
+$nvidiaCache=Join-Path $cache 'nvidia'
+New-Item -ItemType Directory -Force (Join-Path $runtime 'ngx'),(Join-Path $runtime 'dlss'),(Join-Path $runtime 'rr'),$nvidiaCache | Out-Null
+Copy-Item -LiteralPath (Join-Path $repo 'packaging/windows/d4r.ini') -Destination (Join-Path $runtime 'd4r.ini')
+Copy-Item -LiteralPath (Join-Path $repo 'tools/windows/dll-pins.txt') -Destination (Join-Path $runtime 'dll-pins.txt')
+$targets=@(
+    @{source=$DlssDll; name='nvngx_dlss.dll'; relative='dlss/nvngx_dlss.dll'},
+    @{source=$DlssdDll; name='nvngx_dlssd.dll'; relative='rr/nvngx_dlssd.dll'},
+    @{source=$NgxCore; name='_nvngx.dll'; relative='ngx/_nvngx.dll'}
+)
+$originals=@{}
+foreach($target in $targets) {
+    $path=Join-Path $runtime $target.relative
+    $original="fixture original $($target.name)"
+    Set-Content -LiteralPath $path $original -Encoding ASCII
+    $originals[$target.relative]=(Get-FileHash -LiteralPath $path -Algorithm SHA256).Hash
+    Copy-Item -LiteralPath $target.source -Destination (Join-Path $nvidiaCache $target.name)
+}
+
+$installer=Join-Path $PSScriptRoot 'install-dlss.ps1'
+$powershell=Join-Path $env:SystemRoot 'System32/WindowsPowerShell/v1.0/powershell.exe'
+function Invoke-Installer([string]$name) {
+    $log=Join-Path $OutputDirectory "$name.log"
+    & $powershell -NoProfile -ExecutionPolicy Bypass -File $installer -PackageRoot $package -CacheRoot $cache -BackupRoot $backupRoot -Yes *> $log
+    if ($LASTEXITCODE) { throw "Installer fixture failed ($name); see $log" }
+    return Get-Content -LiteralPath $log -Raw
+}
+$first=Invoke-Installer 'install'
+foreach($target in $targets) {
+    $path=Join-Path $runtime $target.relative
+    if ((Get-FileHash -LiteralPath $path -Algorithm SHA256).Hash.ToLowerInvariant() -ne $expected[$target.name]) {
+        throw "Installed hash mismatch: $($target.relative)"
+    }
+}
+$manifests=@(Get-ChildItem -LiteralPath $backupRoot -Recurse -Filter 'backup-manifest.json' -File)
+if ($manifests.Count -ne 1) { throw "Expected one outside backup manifest, found $($manifests.Count)" }
+$manifest=Get-Content -LiteralPath $manifests[0].FullName -Raw | ConvertFrom-Json
+if (@($manifest.files).Count -ne 3) { throw 'Expected three backed-up originals.' }
+foreach($entry in $manifest.files) {
+    if (!$entry.backup -or !(Test-Path -LiteralPath $entry.backup) -or $entry.sha256 -ne $originals[$entry.path.Substring($runtime.Length+1).Replace('\','/')]) {
+        throw "Backup path or original hash mismatch: $($entry.path)"
+    }
+    if ((Get-FileHash -LiteralPath $entry.backup -Algorithm SHA256).Hash -ne $entry.sha256) { throw "Backup bytes changed: $($entry.backup)" }
+}
+$second=Invoke-Installer 'rerun'
+if ($second -notmatch 'All three NVIDIA DLLs already match their pinned hashes\.' -or
+    @(Get-ChildItem -LiteralPath $backupRoot -Recurse -Filter 'backup-manifest.json' -File).Count -ne 1) {
+    throw 'Installer rerun was not idempotent.'
+}
+@{passed=$true;files=3;outsideBackups=3;idempotent=$true;archiveDownloaded=$false;driverRun=$false} |
+    ConvertTo-Json | Set-Content -LiteralPath (Join-Path $OutputDirectory 'summary.json') -Encoding UTF8
+Write-Host "PASS WINDOWS_DLSS_INSTALLER files=3 backups=3 idempotent=1 Report: $OutputDirectory"