Microsoft DirectX 8.1 (Visual Basic)

DirectSound3DListener8.GetRolloffFactor

The GetRolloffFactor method retrieves the rolloff factor, which controls the rate of attenuation over distance.

Syntax

object.GetRolloffFactor() As Single

Parts

object

Resolves to a DirectSound3DListener8 object.

Return Values

Returns the rolloff factor.

Error Codes

If the method fails, an error is raised and Err.Number may be set to DSERR_INVALIDPARAM.

Remarks

The rolloff factor has a range of DS3D_MINROLLOFFFACTOR (no rolloff) to DS3D_MAXROLLOFFFACTOR (10 times the rolloff found in the real world). The default value is DS3D_DEFAULTROLLOFFFACTOR (1.0).

See Also