set_multiply_blender(3) Allegro manual set_multiply_blender(3)NAMEset_multiply_blender - Enables a multiply blender mode. Allegro game
programming library.
SYNOPSIS
#include <allegro.h>
void set_multiply_blender(int r, int g, int b, int a);
DESCRIPTION
Enables a multiply blender mode for combining translucent or lit true‐
color pixels. Combines the source and destination images, multiplying
the colours to produce a darker colour. If a colour is multiplied by
white it remains unchanged; when multiplied by black it also becomes
black.
SEE ALSOset_trans_blender(3), drawing_mode(3), exalpha(3)Allegro version 4.4.2 set_multiply_blender(3)