| 38 | } |
| 39 | |
| 40 | std::vector<InputDevice> InputManager::getInputDevices() const |
| 41 | { |
| 42 | std::vector<InputDevice> currentDevices; |
| 43 | |
| 44 | //retrieve all input devices from system |
| 45 | #if defined (__APPLE__) |
| 46 | #error TODO: Not implemented for MacOS yet!!! |
| 47 | #elif defined(__linux__) |
| 48 | //open linux input devices file system |
| 49 | const std::string inputPath("/dev/input"); |
| 50 | fs::directory_iterator dirIt(inputPath); |
| 51 | while (dirIt != fs::directory_iterator()) { |
| 52 | //get directory entry |
| 53 | std::string deviceName = (*dirIt).path().string(); |
| 54 | //remove parent path |
| 55 | deviceName.erase(0, inputPath.length() + 1); |
| 56 | //check if it start with "js" |
| 57 | if (deviceName.length() >= 3 && deviceName.find("js") == 0) { |
| 58 | //looks like a joystick. add to devices. |
| 59 | currentDevices.push_back(InputDevice(deviceName, 0, 0)); |
| 60 | } |
| 61 | ++dirIt; |
| 62 | } |
| 63 | //or dump /proc/bus/input/devices anbd search for a Handler=..."js"... entry |
| 64 | #elif defined(WIN32) || defined(_WIN32) |
| 65 | RAWINPUTDEVICELIST * deviceList = nullptr; |
| 66 | UINT nrOfDevices = 0; |
| 67 | //get number of input devices |
| 68 | if (GetRawInputDeviceList(deviceList, &nrOfDevices, sizeof(RAWINPUTDEVICELIST)) != -1 && nrOfDevices > 0) |
| 69 | { |
| 70 | //get list of input devices |
| 71 | deviceList = new RAWINPUTDEVICELIST[nrOfDevices]; |
| 72 | if (GetRawInputDeviceList(deviceList, &nrOfDevices, sizeof(RAWINPUTDEVICELIST)) != -1) |
| 73 | { |
| 74 | //loop through input devices |
| 75 | for (unsigned int i = 0; i < nrOfDevices; i++) |
| 76 | { |
| 77 | //get device name |
| 78 | char * rawName = new char[2048]; |
| 79 | UINT rawNameSize = 2047; |
| 80 | GetRawInputDeviceInfo(deviceList[i].hDevice, RIDI_DEVICENAME, (void *)rawName, &rawNameSize); |
| 81 | //null-terminate string |
| 82 | rawName[rawNameSize] = '\0'; |
| 83 | //convert to string |
| 84 | std::string deviceName = rawName; |
| 85 | delete [] rawName; |
| 86 | //get deviceType |
| 87 | RID_DEVICE_INFO deviceInfo; |
| 88 | UINT deviceInfoSize = sizeof(RID_DEVICE_INFO); |
| 89 | GetRawInputDeviceInfo(deviceList[i].hDevice, RIDI_DEVICEINFO, (void *)&deviceInfo, &deviceInfoSize); |
| 90 | //check if it is a HID. we ignore keyboards and mice... |
| 91 | if (deviceInfo.dwType == RIM_TYPEHID) |
| 92 | { |
| 93 | //check if the vendor/product already exists in list. yes. could be more elegant... |
| 94 | std::vector<InputDevice>::const_iterator cdIt = currentDevices.cbegin(); |
| 95 | while (cdIt != currentDevices.cend()) |
| 96 | { |
| 97 | if (cdIt->name == deviceName && cdIt->product == deviceInfo.hid.dwProductId && cdIt->vendor == deviceInfo.hid.dwVendorId) |
nothing calls this directly
no test coverage detected