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[x11] Use select for checking input

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It seems that there's always some incoming event anyway (possibly due to
the constant screen updates) so it doesn't make much difference
currently.
This commit is contained in:
Bill Currie 2021-09-27 11:24:35 +09:00
parent 7f408351b9
commit 9732952709
1 changed files with 19 additions and 3 deletions
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20
libs/video/targets/in_x11.c
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@ -87,6 +87,8 @@ static qboolean dga_active;
static int p_mouse_x, p_mouse_y; static int p_mouse_x, p_mouse_y;
static int input_grabbed = 0; static int input_grabbed = 0;
static int x11_fd;
static void static void
dga_on (void) dga_on (void)
{ {
@ -781,9 +783,20 @@ in_x11_grab_input (void *data, int grab)
} }
static void static void
in_x11_process_events (void *data) in_x11_add_select (fd_set *fdset, int *maxfd, void *data)
{ {
FD_SET (x11_fd, fdset);
if (*maxfd < x11_fd) {
*maxfd = x11_fd;
}
}
static void
in_x11_check_select (fd_set *fdset, void *data)
{
if (FD_ISSET (x11_fd, fdset)) {
X11_ProcessEvents (); // Get events from X server. X11_ProcessEvents (); // Get events from X server.
}
} }
static void static void
@ -825,6 +838,8 @@ in_x11_init (void *data)
X11_OpenDisplay (); // call to increment the reference counter X11_OpenDisplay (); // call to increment the reference counter
x11_fd = ConnectionNumber (x_disp);
{ {
int attribmask = CWEventMask; int attribmask = CWEventMask;
@ -870,7 +885,8 @@ in_x11_clear_states (void *data)
static in_driver_t in_x11_driver = { static in_driver_t in_x11_driver = {
.init = in_x11_init, .init = in_x11_init,
.shutdown = in_x11_shutdown, .shutdown = in_x11_shutdown,
.process_events = in_x11_process_events, .add_select = in_x11_add_select,
.check_select = in_x11_check_select,
.clear_states = in_x11_clear_states, .clear_states = in_x11_clear_states,
.grab_input = in_x11_grab_input, .grab_input = in_x11_grab_input,
}; };