DOKK / manpages / debian 10 / allegro5-doc / al_set_blend_color.3alleg5.en
al_set_blend_color(3alleg5) al_set_blend_color(3alleg5)

al_set_blend_color - Allegro 5 API

#include <allegro5/allegro.h>
void al_set_blend_color(ALLEGRO_COLOR color)
    

Sets the color to use for blending when using the ALLEGRO_CONST_COLOR or ALLEGRO_INVERSE_CONST_COLOR blend functions. See al_set_blender(3alleg5) for more information.

al_set_blender(3alleg5), al_get_blend_color(3alleg5)

5.1.12

Allegro reference manual