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poll_scroll(3)			Allegro	manual			poll_scroll(3)

NAME
       poll_scroll - Checks the	status of a scroll request with	triple buffer-
       ing. Allegro game programming library.

SYNOPSIS
       #include	<allegro.h>

       int poll_scroll();

DESCRIPTION
       This function is	used for triple	buffering. It checks the status	 of  a
       hardware	scroll previously initiated by the request_scroll() routine.

RETURN VALUE
       Returns	non-zero if it is still	waiting	to take	place, and zero	if the
       requested scroll	has already happened.

SEE ALSO
       request_scroll(3), request_video_bitmap(3), ex3buf(3), exupdate(3)

Allegro				 version 4.4.3			poll_scroll(3)
NAME | SYNOPSIS | DESCRIPTION | RETURN VALUE | SEE ALSO

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