[MSDN Library June 1998] Overlay Color Keys (100%)

MSDN Library Visual Studio 6.0 > Platform SDK > Graphics and Multimedia Services > DirectX 5 > DirectX Foundation > DirectDraw > DirectDraw Essentials > Surfaces > Overlay Surfaces

[MSDN Library June 1998] Overlay Z-Orders (90.2777777777778%)

MSDN Library Visual Studio 6.0 > Platform SDK > Graphics and Multimedia Services > DirectX 5 > DirectX Foundation > DirectDraw > DirectDraw Essentials > Surfaces > Overlay Surfaces

[MSDN Library June 1998] Overlay Surface Overview (85.4166666666667%)

MSDN Library Visual Studio 6.0 > Platform SDK > Graphics and Multimedia Services > DirectX 5 > DirectX Foundation > DirectDraw > DirectDraw Essentials > Surfaces > Overlay Surfaces

[MSDN Library June 1998] Overlay Surfaces (43.0555555555556%)

MSDN Library Visual Studio 6.0 > Platform SDK > Graphics and Multimedia Services > DirectX 5 > DirectX Foundation > DirectDraw > DirectDraw Essentials > Surfaces

[MSDN Library June 1998] Overlay Mixer (31.453634085213%)

MSDN Library Visual Studio 6.0 > Platform SDK > Graphics and Multimedia Services > DirectX Media SDK > DirectShow SDK > Filters and Samples > DirectShow Filters