color_map(3) - Linux man page
Name
color_map - Global pointer to the color mapping table. Allegro game programming library.Synopsis
#include <allegro.h>extern COLOR_MAP *color_map;
Description
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!");