add_clip_rect(3) - Linux man page
Name
add_clip_rect - Intersects a bitmap's clipping rectangle with the given area. Allegro game programming library.Synopsis
#include <allegro.h>void add_clip_rect(BITMAP *bitmap, int x1, int y1, int x2, int y2);
void add_clip_rect(BITMAP *bitmap, int x1, int y1, int x2, int y2);