DOKK / manpages / debian 10 / allegro4-doc / set_blender_mode.3alleg4.en
set_blender_mode(3alleg4) Allegro manual set_blender_mode(3alleg4)

set_blender_mode - Specifies a custom set of truecolor blender routines. Allegro game programming library.

#include <allegro.h>

void set_blender_mode(BLENDER_FUNC b15, b16, b24, int r, g, b, a);

Specifies a custom set of truecolor blender routines, which can be used to implement whatever special interpolation modes you need. This function shares a single blender between the 24 and 32-bit modes.

set_blender_mode_ex(3alleg4), set_trans_blender(3alleg4), color_map(3alleg4), draw_trans_sprite(3alleg4), draw_lit_sprite(3alleg4), drawing_mode(3alleg4)

version 4.4.2 Allegro