[DirectX 5 Programmer's Reference] Distance Factor (100%)

DirectX Foundation > DirectSound > DirectSound Essentials > DirectSound 3-D Listeners

[DirectX 6 Programmer's Reference] Distance Factor (100%)

DirectX Foundation > DirectSound > DirectSound Essentials > DirectSound 3-D Listeners

[DirectX 3 Programmer's Reference] Distance Factor (76.1592741935484%)

DirectSound > DirectSound Interface Overviews > IDirectSound3DListener Interface

[DirectX 8.1 C/C++ Programmer's Reference] Distance Factor (64.8923444976077%)

DirectX 8.1 (C++) > DirectX Audio > Using DirectX Audio > 3-D Sound > DirectSound 3-D Listeners

[DirectX 8.1 Visual Basic Programmer's Reference] Distance Factor (64.8923444976077%)

DirectX 8.1 (Visual Basic) > DirectX Audio > Using DirectX Audio > 3-D Sound > DirectSound 3-D Listeners

[DirectX October 2006 Documentation] Distance Factor (61.3663101604278%)

DirectX Audio > DirectSound > Programming Guide > Sounds in 3D > DirectSound 3D Listeners

[DirectX October 2006 Documentation] distance - HLSL (19.0454545454545%)

DirectX Graphics > Direct3D 9 > Reference > HLSL Shader Reference > HLSL Intrinsic Functions