audio-distance ( source -- distance )
Audio playback engine » Audio source protocol

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Vocabulary
audio.engine

Inputs

source

an object implementing the Audio source protocol

Outputs

distance

a float

Word description
Returns the reference distance (that is, the distance from the listener below which the clip plays at full volume) for a playing audio clip. Larger reference distances make the clip play louder at further distances from the listener.

Definition

IN: audio.engine

GENERIC: audio-distance ( source -- distance )

Methods

USING: accessors audio.engine ;

M: audio-source audio-distance distance>> ; inline


USING: audio.engine kernel ;

M: object audio-distance drop 1.0 ; inline


USING: accessors audio.engine gpu.demos.raytrace math math.libm
;

M: sphere audio-distance radius>> fsqrt 2.0 * ; inline