voice_sweep_frequency

Section: Allegro manual (3)
Updated: version 4.2.2
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NAME

voice_sweep_frequency - Starts a frequency sweep for a voice. Allegro game programming library.

#include <allegro.h>

void voice_sweep_frequency(int voice, int time, int endfreq);

Starts a frequency sweep (glissando) from the current pitch to the specified ending pitch, lasting for time milliseconds.