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set_invert_blender(3alleg4) Allegro manual set_invert_blender(3alleg4)

NAME

set_invert_blender - Enables an invert blender mode. Allegro game programming library.

SYNOPSIS

#include <allegro.h>

void set_invert_blender(int r, int g, int b, int a);

DESCRIPTION

Enables an invert blender mode for combining translucent or lit truecolor pixels. Blends the inverse (or negative) colour of the source with the destination.

SEE ALSO

set_trans_blender(3alleg4), drawing_mode(3alleg4)
version 4.4.2 Allegro