[DirectX 8.1 C/C++ Programmer's Reference] Gamma Controls (46.3725490196078%)

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[DirectX 8.1 Visual Basic Programmer's Reference] Gamma Controls (46.3725490196078%)

DirectX 8.1 (Visual Basic) > DirectX Graphics > Programmers Guide > Using Direct3D > Textures > Surfaces

[DirectX 6 Programmer's Reference] Gamma and Color Controls (32.5805322128851%)

DirectX Foundation > DirectDraw > DirectDraw Essentials > Surfaces

[DirectX 7 Programmer's Reference] Gamma and Color Controls (32.5805322128851%)

Microsoft DirectX 7.0 > DirectDraw > DirectDraw Essentials > Surfaces