SYNOPSIS

#include <allegro.h>

void voice_ramp_volume(int voice, int time, int endvol);

DESCRIPTION

Starts a volume ramp (crescendo or diminuendo) from the current volume to the specified ending volume, lasting for time milliseconds. The volume is a value in the range 0-255.

RELATED TO voice_ramp_volume…

voice_set_volume(3alleg4)