Initial release

engine/buildall.cmd

@@ -0,0 +1,100 @@
+@echo off
+REM HOT-Step engine build (all backends: CPU variants + CUDA + Vulkan)
+REM Uses vswhere to find any Visual Studio edition automatically.
+REM Automatically downloads ONNX Runtime GPU SDK for SuperSep support.
+
+REM Skip vcvars if already sourced (prevents PATH overflow on repeated runs)
+if defined VSCMD_VER goto :deps
+
+set "VSWHERE=%ProgramFiles(x86)%\Microsoft Visual Studio\Installer\vswhere.exe"
+if not exist "%VSWHERE%" (
+    echo ERROR: vswhere.exe not found. Is Visual Studio or Build Tools installed?
+    exit /b 1
+)
+
+set "VCVARS_TMP=%TEMP%\vcvars_path.txt"
+"%VSWHERE%" -latest -requires Microsoft.VisualStudio.Component.VC.Tools.x86.x64 -find "VC\Auxiliary\Build\vcvars64.bat" > "%VCVARS_TMP%" 2>nul
+
+set "VCVARS="
+for /f "usebackq tokens=*" %%i in ("%VCVARS_TMP%") do set "VCVARS=%%i"
+del "%VCVARS_TMP%" 2>nul
+
+if not defined VCVARS (
+    echo ERROR: Could not find vcvars64.bat via vswhere.
+    echo        Install the "Desktop development with C++" workload.
+    exit /b 1
+)
+
+echo Using: %VCVARS%
+call "%VCVARS%"
+
+:deps
+REM ── ONNX Runtime GPU SDK (for SuperSep stem separation) ────────────
+REM Auto-downloads from Microsoft's GitHub Releases if not present.
+REM Users can skip this by setting ORT_ROOT or ONNXRUNTIME_ROOT env var.
+
+set "ORT_VERSION=1.25.1"
+set "ORT_DIR=%~dp0deps\onnxruntime"
+set "ORT_MARKER=%ORT_DIR%\include\onnxruntime_cxx_api.h"
+
+if defined ONNXRUNTIME_ROOT (
+    echo [ORT] Using ONNXRUNTIME_ROOT=%ONNXRUNTIME_ROOT%
+    goto :build
+)
+
+if exist "%ORT_MARKER%" (
+    echo [ORT] Found at %ORT_DIR%
+    goto :build
+)
+
+echo.
+echo ══════════════════════════════════════════════════════════════════
+echo  ONNX Runtime GPU SDK not found. Downloading v%ORT_VERSION%...
+echo  This is needed for SuperSep stem separation (one-time download).
+echo ══════════════════════════════════════════════════════════════════
+echo.
+
+set "ORT_ZIP=%TEMP%\onnxruntime-win-x64-gpu-%ORT_VERSION%.zip"
+set "ORT_URL=https://github.com/microsoft/onnxruntime/releases/download/v%ORT_VERSION%/onnxruntime-win-x64-gpu-%ORT_VERSION%.zip"
+
+echo [ORT] Downloading from %ORT_URL%
+curl -L -o "%ORT_ZIP%" "%ORT_URL%"
+if errorlevel 1 (
+    echo [ORT] WARNING: Download failed. Building without SuperSep support.
+    echo [ORT] You can manually download and extract to: %ORT_DIR%
+    goto :build
+)
+
+echo [ORT] Extracting...
+mkdir "%~dp0deps" 2>nul
+powershell -NoProfile -Command "Expand-Archive -Path '%ORT_ZIP%' -DestinationPath '%~dp0deps' -Force"
+if errorlevel 1 (
+    echo [ORT] WARNING: Extraction failed. Building without SuperSep support.
+    goto :build
+)
+
+REM Rename extracted folder (it has version in the name)
+if exist "%~dp0deps\onnxruntime-win-x64-gpu-%ORT_VERSION%" (
+    ren "%~dp0deps\onnxruntime-win-x64-gpu-%ORT_VERSION%" onnxruntime
+)
+
+REM Clean up zip
+del "%ORT_ZIP%" 2>nul
+
+if exist "%ORT_MARKER%" (
+    echo [ORT] Successfully installed to %ORT_DIR%
+) else (
+    echo [ORT] WARNING: Installation may have failed. Check %ORT_DIR%
+)
+
+:build
+cd /d "%~dp0"
+rem rd /s /q build 2>nul
+mkdir build 2>nul
+cd build
+
+REM Build with ORT auto-detection from deps directory
+cmake .. -DGGML_CPU_ALL_VARIANTS=ON -DGGML_CUDA=ON -DGGML_VULKAN=ON -DGGML_BACKEND_DL=ON %RELEASE_CMAKE_EXTRA%
+cmake --build . --config Release -j %NUMBER_OF_PROCESSORS%
+
+cd ..