: Get the latest version from the dgVoodoo official site. Install dgVoodoo files : Open the MS/x86 folder inside the downloaded dgVoodoo zip. Copy D3D8.dll to your main Mafia installation folder.
: Sometimes the internal PhysX drivers are outdated. You can try installing the NVIDIA PhysX System Software even if you have an AMD card.
In the d3d8.ini file from the Widescreen Fix, set D3D8to9 = 0 to disable its internal shadow fix, which often fails. For Mafia II (Classic)
Also copy dgVoodooCpl.exe and dgVoodoo.conf (if present) to the game folder. : Run dgVoodooCpl.exe from your game folder. Go to the DirectX tab.
To make them work together, the d3d8.dll from the Widescreen Fix to dinput8.dll so it doesn't overwrite the dgVoodoo file.