JoypadLinux::~JoypadLinux() { exit_udev = true; Thread::wait_to_finish(joy_thread); memdelete(joy_thread); memdelete(joy_mutex); close_joypad(); }
void JoypadLinux::monitor_joypads(udev *p_udev) { udev_device *dev = NULL; udev_monitor *mon = udev_monitor_new_from_netlink(p_udev, "udev"); udev_monitor_filter_add_match_subsystem_devtype(mon, "input", NULL); udev_monitor_enable_receiving(mon); int fd = udev_monitor_get_fd(mon); while (!exit_udev) { fd_set fds; struct timeval tv; int ret; FD_ZERO(&fds); FD_SET(fd, &fds); tv.tv_sec = 0; tv.tv_usec = 0; ret = select(fd + 1, &fds, NULL, NULL, &tv); /* Check if our file descriptor has received data. */ if (ret > 0 && FD_ISSET(fd, &fds)) { /* Make the call to receive the device. select() ensured that this will not block. */ dev = udev_monitor_receive_device(mon); if (dev && udev_device_get_devnode(dev) != 0) { joy_mutex->lock(); String action = udev_device_get_action(dev); const char *devnode = udev_device_get_devnode(dev); if (devnode) { String devnode_str = devnode; if (devnode_str.find(ignore_str) == -1) { if (action == "add") open_joypad(devnode); else if (String(action) == "remove") close_joypad(get_joy_from_path(devnode)); } } udev_device_unref(dev); joy_mutex->unlock(); } } usleep(50000); } udev_monitor_unref(mon); }
void JoypadWindows::probe_joypads() { DWORD dwResult; for (DWORD i = 0; i < XUSER_MAX_COUNT; i++) { ZeroMemory(&x_joypads[i].state, sizeof(XINPUT_STATE)); dwResult = xinput_get_state(i, &x_joypads[i].state); if (dwResult == ERROR_SUCCESS) { int id = input->get_unused_joy_id(); if (id != -1 && !x_joypads[i].attached) { x_joypads[i].attached = true; x_joypads[i].id = id; x_joypads[i].ff_timestamp = 0; x_joypads[i].ff_end_timestamp = 0; x_joypads[i].vibrating = false; attached_joypads[id] = true; input->joy_connection_changed(id, true, "XInput Gamepad", "__XINPUT_DEVICE__"); } } else if (x_joypads[i].attached) { x_joypads[i].attached = false; attached_joypads[x_joypads[i].id] = false; input->joy_connection_changed(x_joypads[i].id, false, ""); } } for (int i = 0; i < joypad_count; i++) { d_joypads[i].confirmed = false; } dinput->EnumDevices(DI8DEVCLASS_GAMECTRL, enumCallback, this, DIEDFL_ATTACHEDONLY); for (int i = 0; i < joypad_count; i++) { if (!d_joypads[i].confirmed) { close_joypad(i); } } }
void JoypadLinux::close_joypad(int p_id) { if (p_id == -1) { for (int i = 0; i < JOYPADS_MAX; i++) { close_joypad(i); }; return; } else if (p_id < 0) return; Joypad &joy = joypads[p_id]; if (joy.fd != -1) { close(joy.fd); joy.fd = -1; attached_devices.remove(attached_devices.find(joy.devpath)); input->joy_connection_changed(p_id, false, ""); }; }
void JoypadWindows::close_joypad(int id) { if (id == -1) { for (int i = 0; i < JOYPADS_MAX; i++) { close_joypad(i); } return; } if (!d_joypads[id].attached) return; d_joypads[id].di_joy->Unacquire(); d_joypads[id].di_joy->Release(); d_joypads[id].attached = false; attached_joypads[d_joypads[id].id] = false; d_joypads[id].guid.Data1 = d_joypads[id].guid.Data2 = d_joypads[id].guid.Data3 = 0; input->joy_connection_changed(d_joypads[id].id, false, ""); joypad_count--; }
void JoypadLinux::process_joypads() { if (joy_mutex->try_lock() != OK) { return; } for (int i = 0; i < JOYPADS_MAX; i++) { if (joypads[i].fd == -1) continue; input_event events[32]; Joypad *joy = &joypads[i]; int len; while ((len = read(joy->fd, events, (sizeof events))) > 0) { len /= sizeof(events[0]); for (int j = 0; j < len; j++) { input_event &ev = events[j]; // ev may be tainted and out of MAX_KEY range, which will cause // joy->key_map[ev.code] to crash if (ev.code < 0 || ev.code >= MAX_KEY) return; switch (ev.type) { case EV_KEY: input->joy_button(i, joy->key_map[ev.code], ev.value); break; case EV_ABS: switch (ev.code) { case ABS_HAT0X: if (ev.value != 0) { if (ev.value < 0) joy->dpad |= InputDefault::HAT_MASK_LEFT; else joy->dpad |= InputDefault::HAT_MASK_RIGHT; } else joy->dpad &= ~(InputDefault::HAT_MASK_LEFT | InputDefault::HAT_MASK_RIGHT); input->joy_hat(i, joy->dpad); break; case ABS_HAT0Y: if (ev.value != 0) { if (ev.value < 0) joy->dpad |= InputDefault::HAT_MASK_UP; else joy->dpad |= InputDefault::HAT_MASK_DOWN; } else joy->dpad &= ~(InputDefault::HAT_MASK_UP | InputDefault::HAT_MASK_DOWN); input->joy_hat(i, joy->dpad); break; default: if (joy->abs_map[ev.code] != -1 && joy->abs_info[ev.code]) { InputDefault::JoyAxis value = axis_correct(joy->abs_info[ev.code], ev.value); joy->curr_axis[joy->abs_map[ev.code]] = value; } break; } break; } } } for (int j = 0; j < MAX_ABS; j++) { int index = joy->abs_map[j]; if (index != -1) { input->joy_axis(i, index, joy->curr_axis[index]); } } if (len == 0 || (len < 0 && errno != EAGAIN)) { close_joypad(i); }; if (joy->force_feedback) { uint64_t timestamp = input->get_joy_vibration_timestamp(i); if (timestamp > joy->ff_effect_timestamp) { Vector2 strength = input->get_joy_vibration_strength(i); float duration = input->get_joy_vibration_duration(i); if (strength.x == 0 && strength.y == 0) { joypad_vibration_stop(i, timestamp); } else { joypad_vibration_start(i, strength.x, strength.y, duration, timestamp); } } } } joy_mutex->unlock(); }
JoypadWindows::~JoypadWindows() { close_joypad(); dinput->Release(); unload_xinput(); }