joystick: Make sure recentering events happen before disconnect events.

Fixes Bugzilla #5063.
This commit is contained in:
Ryan C. Gordon 2020-03-26 18:47:04 -04:00
parent f2ff953ef7
commit 07f231eeae

View File

@ -1074,14 +1074,46 @@ static void UpdateEventsForDeviceRemoval()
SDL_small_free(events, isstack);
}
static void
SDL_PrivateJoystickForceRecentering(SDL_Joystick *joystick)
{
int i;
/* Tell the app that everything is centered/unpressed... */
for (i = 0; i < joystick->naxes; i++) {
if (joystick->axes[i].has_initial_value) {
SDL_PrivateJoystickAxis(joystick, i, joystick->axes[i].zero);
}
}
for (i = 0; i < joystick->nbuttons; i++) {
SDL_PrivateJoystickButton(joystick, i, 0);
}
for (i = 0; i < joystick->nhats; i++) {
SDL_PrivateJoystickHat(joystick, i, SDL_HAT_CENTERED);
}
}
void SDL_PrivateJoystickRemoved(SDL_JoystickID device_instance)
{
SDL_Joystick *joystick;
SDL_Joystick *joystick = NULL;
int player_index;
#if !SDL_EVENTS_DISABLED
SDL_Event event;
#endif
/* Find this joystick... */
for (joystick = SDL_joysticks; joystick; joystick = joystick->next) {
if (joystick->instance_id == device_instance) {
SDL_PrivateJoystickForceRecentering(joystick);
joystick->attached = SDL_FALSE;
break;
}
}
#if !SDL_EVENTS_DISABLED
SDL_zero(event);
event.type = SDL_JOYDEVICEREMOVED;
if (SDL_GetEventState(event.type) == SDL_ENABLE) {
@ -1092,15 +1124,6 @@ void SDL_PrivateJoystickRemoved(SDL_JoystickID device_instance)
UpdateEventsForDeviceRemoval();
#endif /* !SDL_EVENTS_DISABLED */
/* Mark this joystick as no longer attached */
for (joystick = SDL_joysticks; joystick; joystick = joystick->next) {
if (joystick->instance_id == device_instance) {
joystick->attached = SDL_FALSE;
joystick->force_recentering = SDL_TRUE;
break;
}
}
SDL_LockJoysticks();
player_index = SDL_GetPlayerIndexForJoystickID(device_instance);
if (player_index >= 0) {
@ -1349,22 +1372,9 @@ SDL_JoystickUpdate(void)
SDL_UnlockJoysticks();
}
/* !!! FIXME: only one thing sets force_recentering now (the Darwin code), see if that can be removed. */
if (joystick->force_recentering) {
/* Tell the app that everything is centered/unpressed... */
for (i = 0; i < joystick->naxes; i++) {
if (joystick->axes[i].has_initial_value) {
SDL_PrivateJoystickAxis(joystick, i, joystick->axes[i].zero);
}
}
for (i = 0; i < joystick->nbuttons; i++) {
SDL_PrivateJoystickButton(joystick, i, 0);
}
for (i = 0; i < joystick->nhats; i++) {
SDL_PrivateJoystickHat(joystick, i, SDL_HAT_CENTERED);
}
SDL_PrivateJoystickForceRecentering(joystick);
joystick->force_recentering = SDL_FALSE;
}
}