static int handle_joy_event(struct in_sdl_state *state, SDL_Event *event,
int *kc_out, int *down_out)
{
int kc = -1, down = 0, ret = 0;
/* TODO: remaining axis */
switch (event->type) {
case SDL_JOYAXISMOTION:
if (event->jaxis.which != state->joy_id)
return -2;
if (event->jaxis.axis > 1)
break;
if (-16384 <= event->jaxis.value && event->jaxis.value <= 16384) {
kc = state->axis_keydown[event->jaxis.axis];
state->axis_keydown[event->jaxis.axis] = 0;
ret = 1;
}
else if (event->jaxis.value < -16384) {
kc = state->axis_keydown[event->jaxis.axis];
if (kc)
update_keystate(state->keystate, kc, 0);
kc = event->jaxis.axis ? SDLK_UP : SDLK_LEFT;
state->axis_keydown[event->jaxis.axis] = kc;
down = 1;
ret = 1;
}
else if (event->jaxis.value > 16384) {
kc = state->axis_keydown[event->jaxis.axis];
if (kc)
update_keystate(state->keystate, kc, 0);
kc = event->jaxis.axis ? SDLK_DOWN : SDLK_RIGHT;
state->axis_keydown[event->jaxis.axis] = kc;
down = 1;
ret = 1;
}
break;
case SDL_JOYBUTTONDOWN:
case SDL_JOYBUTTONUP:
if (event->jbutton.which != state->joy_id)
return -2;
kc = (int)event->jbutton.button + SDLK_WORLD_0;
down = event->jbutton.state == SDL_PRESSED;
ret = 1;
break;
default:
return -1;
}
if (ret)
update_keystate(state->keystate, kc, down);
if (kc_out != NULL)
*kc_out = kc;
if (down_out != NULL)
*down_out = down;
return ret;
}
void LocalClient::KeystateTaskThread::task() {
#define KEYSTATE_GRANULARITY_MS 46.66 // aiming for as low a rate as possible
static TIMER keystate_timer;
keystate_timer.begin();
while (LocalClient::KeystateTaskThread::is_running() && LocalClient::is_connected()) {
if (keystate_timer.get_ms() > KEYSTATE_GRANULARITY_MS) {
update_keystate(keys);
post_keystate();
keystate_timer.begin();
long wait_ms = KEYSTATE_GRANULARITY_MS - keystate_timer.get_ms();
if (wait_ms > 1) { SLEEP_MS(wait_ms); }
}
}
}
static int handle_event(struct in_sdl_state *state, SDL_Event *event,
int *kc_out, int *down_out)
{
if (event->type != SDL_KEYDOWN && event->type != SDL_KEYUP)
return -1;
update_keystate(state->keystate, event->key.keysym.sym,
event->type == SDL_KEYDOWN);
if (kc_out != NULL)
*kc_out = event->key.keysym.sym;
if (down_out != NULL)
*down_out = event->type == SDL_KEYDOWN;
return 1;
}
