NAME
enable_triple_buffer - Enables triple buffering. Allegro game
programming library.
SYNOPSIS
#include <allegro.h>
int enable_triple_buffer();
DESCRIPTION
If the GFX_CAN_TRIPLE_BUFFER bit of the gfx_capabilities field is not
set, you can attempt to enable it by calling this function. In
particular if you are running in mode-X in a clean DOS environment,
this routine will enable the timer retrace simulator, which will
activate the triple buffering functions.
RETURN VALUE
Returns zero if triple buffering is enabled, -1 otherwise.
SEE ALSO
gfx_capabilities(3alleg), request_scroll(3alleg),
request_video_bitmap(3alleg), ex3buf(3alleg), exupdate(3alleg)