@echo off
setlocal EnableExtensions EnableDelayedExpansion

title Performancify GPU Tweaks
color 0F
cls

set "LOG=%~dp0Performancify_GPU_Log.txt"

for /f %%T in ('powershell -NoProfile -Command "Get-Date -Format yyyyMMdd_HHmmss"') do set "STAMP=%%T"

echo.
echo ==================================================
echo             Performancify GPU Tweaks
echo ==================================================
echo.
echo Detecting GPU and applying safe performance tweaks...
echo.

net session >nul 2>&1
if not "%errorlevel%"=="0" (
    echo [ERROR] Run this file as Administrator.
    echo.
    pause
    exit /b
)

echo [+] Creating restore point...
powershell -NoProfile -ExecutionPolicy Bypass -Command "try { Checkpoint-Computer -Description 'Performancify GPU Tweaks' -RestorePointType 'MODIFY_SETTINGS' } catch {}" >> "%LOG%" 2>&1

echo [+] Backing up GPU-related registry keys...
reg export "HKCU\Software\Microsoft\DirectX\UserGpuPreferences" "%~dp0Performancify_GPU_UserPrefs_Backup_%STAMP%.reg" /y >> "%LOG%" 2>&1
reg export "HKLM\SYSTEM\CurrentControlSet\Control\GraphicsDrivers" "%~dp0Performancify_GraphicsDrivers_Backup_%STAMP%.reg" /y >> "%LOG%" 2>&1

echo.
echo [+] Detecting graphics card...
for /f "delims=" %%G in ('powershell -NoProfile -Command "$g=(Get-CimInstance Win32_VideoController).Name; [string]::Join(' / ', $g)"') do set "GPU_NAME=%%G"

echo Detected GPU:
echo %GPU_NAME%
echo.

set "GPU_VENDOR=UNKNOWN"
echo %GPU_NAME% | findstr /i "NVIDIA GeForce RTX GTX" >nul && set "GPU_VENDOR=NVIDIA"
echo %GPU_NAME% | findstr /i "AMD Radeon RX" >nul && set "GPU_VENDOR=AMD"
echo %GPU_NAME% | findstr /i "Intel UHD Iris Arc" >nul && set "GPU_VENDOR=INTEL"

echo Vendor: %GPU_VENDOR%
echo.

timeout /t 2 >nul
cls

:MENU
cls
echo ==================================================
echo             Performancify GPU Tweaks
echo ==================================================
echo.
echo Detected GPU: %GPU_NAME%
echo Vendor: %GPU_VENDOR%
echo.
echo [1] Apply Safe GPU Performance Tweaks
echo [2] Add Game EXE To High Performance GPU
echo [3] Clear GPU / DirectX Shader Cache
echo [4] Show Best Settings For My GPU
echo [5] Open GPU Control Panel
echo [6] Optional: Disable MPO Display Overlay
echo [7] Exit
echo.
set /p choice="Choose an option: "

if "%choice%"=="1" goto SAFE_TWEAKS
if "%choice%"=="2" goto GAME_GPU
if "%choice%"=="3" goto SHADER_CACHE
if "%choice%"=="4" goto GPU_SETTINGS
if "%choice%"=="5" goto OPEN_PANEL
if "%choice%"=="6" goto MPO
if "%choice%"=="7" goto END

goto MENU


:SAFE_TWEAKS
cls
echo ==================================================
echo        Applying Safe GPU Performance Tweaks
echo ==================================================
echo.

echo [+] Enabling Game Mode...
reg add "HKCU\Software\Microsoft\GameBar" /v "AllowAutoGameMode" /t REG_DWORD /d 1 /f >> "%LOG%" 2>&1
reg add "HKCU\Software\Microsoft\GameBar" /v "AutoGameModeEnabled" /t REG_DWORD /d 1 /f >> "%LOG%" 2>&1

echo [+] Disabling Game DVR recording...
reg add "HKCU\System\GameConfigStore" /v "GameDVR_Enabled" /t REG_DWORD /d 0 /f >> "%LOG%" 2>&1
reg add "HKCU\Software\Microsoft\Windows\CurrentVersion\GameDVR" /v "AppCaptureEnabled" /t REG_DWORD /d 0 /f >> "%LOG%" 2>&1
reg add "HKCU\Software\Microsoft\GameBar" /v "ShowStartupPanel" /t REG_DWORD /d 0 /f >> "%LOG%" 2>&1
reg add "HKCU\Software\Microsoft\GameBar" /v "UseNexusForGameBarEnabled" /t REG_DWORD /d 0 /f >> "%LOG%" 2>&1

echo [+] Enabling Hardware Accelerated GPU Scheduling...
reg add "HKLM\SYSTEM\CurrentControlSet\Control\GraphicsDrivers" /v "HwSchMode" /t REG_DWORD /d 2 /f >> "%LOG%" 2>&1

echo [+] Setting gaming multimedia profile...
reg add "HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Multimedia\SystemProfile" /v "SystemResponsiveness" /t REG_DWORD /d 10 /f >> "%LOG%" 2>&1
reg add "HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Multimedia\SystemProfile" /v "NetworkThrottlingIndex" /t REG_DWORD /d 4294967295 /f >> "%LOG%" 2>&1

echo [+] Setting Games task priority...
reg add "HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Multimedia\SystemProfile\Tasks\Games" /v "GPU Priority" /t REG_DWORD /d 8 /f >> "%LOG%" 2>&1
reg add "HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Multimedia\SystemProfile\Tasks\Games" /v "Priority" /t REG_DWORD /d 6 /f >> "%LOG%" 2>&1
reg add "HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Multimedia\SystemProfile\Tasks\Games" /v "Scheduling Category" /t REG_SZ /d "High" /f >> "%LOG%" 2>&1
reg add "HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Multimedia\SystemProfile\Tasks\Games" /v "SFIO Priority" /t REG_SZ /d "High" /f >> "%LOG%" 2>&1

echo [+] Applying power settings...
powercfg /setacvalueindex SCHEME_CURRENT SUB_PCIEXPRESS ASPM 0 >> "%LOG%" 2>&1
powercfg /setacvalueindex SCHEME_CURRENT SUB_PROCESSOR PROCTHROTTLEMAX 100 >> "%LOG%" 2>&1
powercfg /setactive SCHEME_CURRENT >> "%LOG%" 2>&1

echo.
echo [OK] GPU performance tweaks applied.
echo Restart your PC after finishing.
echo.
pause
goto MENU


:GAME_GPU
cls
echo ==================================================
echo       Add Game To High Performance GPU
echo ==================================================
echo.
echo Drag your game's .exe file into this window and press Enter.
echo Example:
echo FortniteClient-Win64-Shipping.exe
echo VALORANT-Win64-Shipping.exe
echo.
set /p GAMEEXE="Game EXE path: "

set "GAMEEXE=%GAMEEXE:"=%"

if not exist "%GAMEEXE%" (
    echo.
    echo [ERROR] File not found.
    echo Make sure you dragged the actual .exe file.
    echo.
    pause
    goto MENU
)

echo.
echo [+] Setting this game to High Performance GPU...
reg add "HKCU\Software\Microsoft\DirectX\UserGpuPreferences" /v "%GAMEEXE%" /t REG_SZ /d "GpuPreference=2;" /f >> "%LOG%" 2>&1

echo.
echo [OK] Added:
echo %GAMEEXE%
echo.
echo Windows will now prefer the dedicated GPU for this game.
echo.
pause
goto MENU


:SHADER_CACHE
cls
echo ==================================================
echo          Clearing GPU Shader Caches
echo ==================================================
echo.
echo Close games before running this.
echo.

echo [+] Clearing DirectX cache...
del /s /f /q "%LOCALAPPDATA%\D3DSCache\*" >> "%LOG%" 2>&1

if "%GPU_VENDOR%"=="NVIDIA" (
    echo [+] Clearing NVIDIA shader cache...
    del /s /f /q "%LOCALAPPDATA%\NVIDIA\DXCache\*" >> "%LOG%" 2>&1
    del /s /f /q "%LOCALAPPDATA%\NVIDIA\GLCache\*" >> "%LOG%" 2>&1
    del /s /f /q "%ProgramData%\NVIDIA Corporation\NV_Cache\*" >> "%LOG%" 2>&1
)

if "%GPU_VENDOR%"=="AMD" (
    echo [+] Clearing AMD shader cache...
    del /s /f /q "%LOCALAPPDATA%\AMD\DxCache\*" >> "%LOG%" 2>&1
    del /s /f /q "%LOCALAPPDATA%\AMD\GLCache\*" >> "%LOG%" 2>&1
    del /s /f /q "%LOCALAPPDATA%\AMD\VkCache\*" >> "%LOG%" 2>&1
)

if "%GPU_VENDOR%"=="INTEL" (
    echo [+] Clearing Intel shader cache...
    del /s /f /q "%LOCALAPPDATA%\Intel\ShaderCache\*" >> "%LOG%" 2>&1
)

echo.
echo [OK] Shader cache cleaned.
echo First game launch may stutter for a little while because shaders rebuild.
echo.
pause
goto MENU


:GPU_SETTINGS
cls
echo ==================================================
echo            Best GPU Settings
echo ==================================================
echo.

if "%GPU_VENDOR%"=="NVIDIA" (
    echo NVIDIA Recommended Settings:
    echo.
    echo Open NVIDIA Control Panel:
    echo Manage 3D Settings
    echo.
    echo Power Management Mode: Prefer Maximum Performance
    echo Low Latency Mode: On
    echo Texture Filtering Quality: High Performance
    echo V-Sync: Off
    echo Triple Buffering: Off
    echo Shader Cache Size: Driver Default or Unlimited
    echo Max Frame Rate: Off unless you cap FPS in-game
    echo Preferred Refresh Rate: Highest Available
    echo OpenGL Rendering GPU: Your NVIDIA GPU
    echo.
)

if "%GPU_VENDOR%"=="AMD" (
    echo AMD Radeon Recommended Settings:
    echo.
    echo Open AMD Adrenalin:
    echo Gaming - Graphics
    echo.
    echo Radeon Anti-Lag: On
    echo Radeon Chill: Off
    echo Radeon Boost: Off unless you want dynamic resolution
    echo Wait for Vertical Refresh: Always Off
    echo Texture Filtering Quality: Performance
    echo Surface Format Optimization: On
    echo Tessellation Mode: AMD Optimized
    echo OpenGL Triple Buffering: Off
    echo.
)

if "%GPU_VENDOR%"=="INTEL" (
    echo Intel Recommended Settings:
    echo.
    echo Open Intel Graphics Command Center:
    echo.
    echo Power Mode: Maximum Performance
    echo V-Sync: Off if available
    echo Game optimization: On if available
    echo Make sure your game is set to High Performance GPU in Windows.
    echo.
)

if "%GPU_VENDOR%"=="UNKNOWN" (
    echo Could not detect NVIDIA, AMD, or Intel clearly.
    echo Use option 2 to set your game EXE to High Performance GPU.
)

echo.
pause
goto MENU


:OPEN_PANEL
cls
echo ==================================================
echo            Opening GPU Control Panel
echo ==================================================
echo.

if "%GPU_VENDOR%"=="NVIDIA" (
    echo Opening NVIDIA Control Panel...
    start "" "nvcplui.exe"
)

if "%GPU_VENDOR%"=="AMD" (
    echo Opening AMD Software...
    start "" "amd-software:"
    start "" "C:\Program Files\AMD\CNext\CNext\RadeonSoftware.exe"
)

if "%GPU_VENDOR%"=="INTEL" (
    echo Opening Intel Graphics Command Center...
    start "" "ms-windows-store://pdp/?ProductId=9PLFNLNT3G5G"
)

if "%GPU_VENDOR%"=="UNKNOWN" (
    echo Unknown GPU vendor. Opening Windows graphics settings...
    start ms-settings:display-advancedgraphics
)

echo.
pause
goto MENU


:MPO
cls
echo ==================================================
echo       Optional Display Overlay Tweak
echo ==================================================
echo.
echo This disables MPO, also called Multiplane Overlay.
echo It can help with NVIDIA flicker/stutter for some people.
echo It can also do nothing, so only use it if needed.
echo.
echo [1] Disable MPO
echo [2] Restore MPO Default
echo [3] Back
echo.
set /p mpochoice="Choose: "

if "%mpochoice%"=="1" (
    reg add "HKLM\SOFTWARE\Microsoft\Windows\Dwm" /v "OverlayTestMode" /t REG_DWORD /d 5 /f >> "%LOG%" 2>&1
    echo.
    echo [OK] MPO disabled. Restart required.
    pause
    goto MENU
)

if "%mpochoice%"=="2" (
    reg delete "HKLM\SOFTWARE\Microsoft\Windows\Dwm" /v "OverlayTestMode" /f >> "%LOG%" 2>&1
    echo.
    echo [OK] MPO restored to default. Restart required.
    pause
    goto MENU
)

goto MENU


:END
cls
echo ==================================================
echo       Performancify GPU Tweaks Finished
echo ==================================================
echo.
echo Restart your PC for all GPU tweaks to fully apply.
echo Log saved here:
echo %LOG%
echo.
pause
exit /b