DOKK / manpages / debian 12 / allegro4-doc / color_map.3alleg4.en
color_map(3alleg4) Allegro manual color_map(3alleg4)

color_map - Global pointer to the color mapping table. Allegro game programming library.

#include <allegro.h>

extern COLOR_MAP *color_map;

Global pointer to the color mapping table. You must allocate your own COLOR_MAP either statically or dynamically and set color_map to it before using any translucent or lit drawing functions in a 256-color video mode! Example:


color_map = malloc(sizeof(COLOR_MAP));
if (!color_map)
abort_on_error("Not enough memory for color map!");

create_color_table(3alleg4), create_light_table(3alleg4), create_trans_table(3alleg4), create_blender_table(3alleg4), set_trans_blender(3alleg4), draw_trans_sprite(3alleg4), draw_lit_sprite(3alleg4), draw_gouraud_sprite(3alleg4), drawing_mode(3alleg4), ex3d(3alleg4), excolmap(3alleg4), exlights(3alleg4), exshade(3alleg4), extrans(3alleg4)

version 4.4.3 Allegro