1poll_scroll(3) Allegro manual poll_scroll(3)
2
3
4
6 poll_scroll - Checks the status of a scroll request with triple buffer‐
7 ing. Allegro game programming library.
8
10 #include <allegro.h>
11
12
13 int poll_scroll();
14
16 This function is used for triple buffering. It checks the status of a
17 hardware scroll previously initiated by the request_scroll() routine.
18
20 Returns non-zero if it is still waiting to take place, and zero if the
21 requested scroll has already happened.
22
23
25 request_scroll(3), request_video_bitmap(3), ex3buf(3), exupdate(3)
26
27
28
29Allegro version 4.2.2 poll_scroll(3)