Cemu/src/input/api/Wiimote/hidapi/HidapiWiimote.cpp
2024-12-07 12:02:40 +01:00

59 lines
2 KiB
C++

#include "HidapiWiimote.h"
#include <cwchar>
static constexpr uint16 WIIMOTE_VENDOR_ID = 0x057e;
static constexpr uint16 WIIMOTE_PRODUCT_ID = 0x0306;
static constexpr uint16 WIIMOTE_MP_PRODUCT_ID = 0x0330;
static constexpr uint16 WIIMOTE_MAX_INPUT_REPORT_LENGTH = 22;
static constexpr auto PRO_CONTROLLER_NAME = L"Nintendo RVL-CNT-01-UC";
HidapiWiimote::HidapiWiimote(hid_device* dev, std::string_view path)
: m_handle(dev), m_path(path) {
}
bool HidapiWiimote::write_data(const std::vector<uint8> &data) {
return hid_write(m_handle, data.data(), data.size()) >= 0;
}
std::optional<std::vector<uint8>> HidapiWiimote::read_data() {
std::array<uint8, WIIMOTE_MAX_INPUT_REPORT_LENGTH> read_data{};
const auto result = hid_read(m_handle, read_data.data(), WIIMOTE_MAX_INPUT_REPORT_LENGTH);
if (result < 0)
return {};
return {{read_data.cbegin(), read_data.cbegin() + result}};
}
std::vector<WiimoteDevicePtr> HidapiWiimote::get_devices() {
std::vector<WiimoteDevicePtr> wiimote_devices;
hid_init();
const auto device_enumeration = hid_enumerate(WIIMOTE_VENDOR_ID, 0x0);
for (auto it = device_enumeration; it != nullptr; it = it->next){
if (it->product_id != WIIMOTE_PRODUCT_ID && it->product_id != WIIMOTE_MP_PRODUCT_ID)
continue;
if (std::wcscmp(it->product_string, PRO_CONTROLLER_NAME) == 0)
continue;
auto dev = hid_open_path(it->path);
if (!dev){
cemuLog_logDebug(LogType::Force, "Unable to open Wiimote device at {}: {}", it->path, boost::nowide::narrow(hid_error(nullptr)));
}
else {
hid_set_nonblocking(dev, true);
wiimote_devices.push_back(std::make_shared<HidapiWiimote>(dev, it->path));
}
}
hid_free_enumeration(device_enumeration);
return wiimote_devices;
}
bool HidapiWiimote::operator==(const WiimoteDevice& rhs) const {
auto other = dynamic_cast<const HidapiWiimote*>(&rhs);
if (!other)
return false;
return m_path == other->m_path;
}
HidapiWiimote::~HidapiWiimote() {
hid_close(m_handle);
}