yuzu/src/core/hid/emulated_controller.cpp

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// Copyright 2021 yuzu Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included
#include "core/hid/emulated_controller.h"
#include "core/hid/input_converter.h"
namespace Core::HID {
constexpr s32 HID_JOYSTICK_MAX = 0x7fff;
constexpr s32 HID_TRIGGER_MAX = 0x7fff;
EmulatedController::EmulatedController(NpadIdType npad_id_type_) : npad_id_type(npad_id_type_) {}
EmulatedController::~EmulatedController() = default;
NpadType EmulatedController::MapSettingsTypeToNPad(Settings::ControllerType type) {
switch (type) {
case Settings::ControllerType::ProController:
return NpadType::ProController;
case Settings::ControllerType::DualJoyconDetached:
return NpadType::JoyconDual;
case Settings::ControllerType::LeftJoycon:
return NpadType::JoyconLeft;
case Settings::ControllerType::RightJoycon:
return NpadType::JoyconRight;
case Settings::ControllerType::Handheld:
return NpadType::Handheld;
case Settings::ControllerType::GameCube:
return NpadType::GameCube;
default:
return NpadType::ProController;
}
}
Settings::ControllerType EmulatedController::MapNPadToSettingsType(NpadType type) {
switch (type) {
case NpadType::ProController:
return Settings::ControllerType::ProController;
case NpadType::JoyconDual:
return Settings::ControllerType::DualJoyconDetached;
case NpadType::JoyconLeft:
return Settings::ControllerType::LeftJoycon;
case NpadType::JoyconRight:
return Settings::ControllerType::RightJoycon;
case NpadType::Handheld:
return Settings::ControllerType::Handheld;
case NpadType::GameCube:
return Settings::ControllerType::GameCube;
default:
return Settings::ControllerType::ProController;
}
}
void EmulatedController::ReloadFromSettings() {
const auto player_index = NpadIdTypeToIndex(npad_id_type);
const auto& player = Settings::values.players.GetValue()[player_index];
for (std::size_t index = 0; index < player.buttons.size(); ++index) {
button_params[index] = Common::ParamPackage(player.buttons[index]);
}
for (std::size_t index = 0; index < player.analogs.size(); ++index) {
stick_params[index] = Common::ParamPackage(player.analogs[index]);
}
for (std::size_t index = 0; index < player.motions.size(); ++index) {
motion_params[index] = Common::ParamPackage(player.motions[index]);
}
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controller.colors_state.left = {
.body = player.body_color_left,
.button = player.button_color_left,
};
controller.colors_state.right = {
.body = player.body_color_right,
.button = player.button_color_right,
};
controller.colors_state.fullkey = controller.colors_state.left;
// Other or debug controller should always be a pro controller
if (npad_id_type != NpadIdType::Other) {
SetNpadType(MapSettingsTypeToNPad(player.controller_type));
} else {
SetNpadType(NpadType::ProController);
}
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if (player.connected) {
Connect();
} else {
Disconnect();
}
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ReloadInput();
}
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void EmulatedController::LoadDevices() {
// TODO(german77): Use more buttons to detect the correct device
const auto left_joycon = button_params[Settings::NativeButton::A];
const auto right_joycon = button_params[Settings::NativeButton::DRight];
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// Triggers for GC controllers
trigger_params[LeftIndex] = button_params[Settings::NativeButton::ZL];
trigger_params[RightIndex] = button_params[Settings::NativeButton::ZR];
battery_params[LeftIndex] = left_joycon;
battery_params[RightIndex] = right_joycon;
battery_params[LeftIndex].Set("battery", true);
battery_params[RightIndex].Set("battery", true);
output_params[LeftIndex] = left_joycon;
output_params[RightIndex] = right_joycon;
output_params[LeftIndex].Set("output", true);
output_params[RightIndex].Set("output", true);
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LoadTASParams();
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std::transform(button_params.begin() + Settings::NativeButton::BUTTON_HID_BEGIN,
button_params.begin() + Settings::NativeButton::BUTTON_NS_END,
button_devices.begin(), Common::Input::CreateDevice<Common::Input::InputDevice>);
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std::transform(stick_params.begin() + Settings::NativeAnalog::STICK_HID_BEGIN,
stick_params.begin() + Settings::NativeAnalog::STICK_HID_END,
stick_devices.begin(), Common::Input::CreateDevice<Common::Input::InputDevice>);
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std::transform(motion_params.begin() + Settings::NativeMotion::MOTION_HID_BEGIN,
motion_params.begin() + Settings::NativeMotion::MOTION_HID_END,
motion_devices.begin(), Common::Input::CreateDevice<Common::Input::InputDevice>);
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std::transform(trigger_params.begin(), trigger_params.end(), trigger_devices.begin(),
Common::Input::CreateDevice<Common::Input::InputDevice>);
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std::transform(battery_params.begin(), battery_params.begin(), battery_devices.end(),
Common::Input::CreateDevice<Common::Input::InputDevice>);
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std::transform(output_params.begin(), output_params.end(), output_devices.begin(),
Common::Input::CreateDevice<Common::Input::OutputDevice>);
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// Initialize TAS devices
std::transform(tas_button_params.begin(), tas_button_params.end(), tas_button_devices.begin(),
Common::Input::CreateDevice<Common::Input::InputDevice>);
std::transform(tas_stick_params.begin(), tas_stick_params.end(), tas_stick_devices.begin(),
Common::Input::CreateDevice<Common::Input::InputDevice>);
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}
void EmulatedController::LoadTASParams() {
const auto player_index = NpadIdTypeToIndex(npad_id_type);
Common::ParamPackage common_params{};
common_params.Set("engine", "tas");
common_params.Set("port", static_cast<int>(player_index));
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for (auto& param : tas_button_params) {
param = common_params;
}
for (auto& param : tas_stick_params) {
param = common_params;
}
// TODO(german77): Replace this with an input profile or something better
tas_button_params[Settings::NativeButton::A].Set("button", 0);
tas_button_params[Settings::NativeButton::B].Set("button", 1);
tas_button_params[Settings::NativeButton::X].Set("button", 2);
tas_button_params[Settings::NativeButton::Y].Set("button", 3);
tas_button_params[Settings::NativeButton::LStick].Set("button", 4);
tas_button_params[Settings::NativeButton::RStick].Set("button", 5);
tas_button_params[Settings::NativeButton::L].Set("button", 6);
tas_button_params[Settings::NativeButton::R].Set("button", 7);
tas_button_params[Settings::NativeButton::ZL].Set("button", 8);
tas_button_params[Settings::NativeButton::ZR].Set("button", 9);
tas_button_params[Settings::NativeButton::Plus].Set("button", 10);
tas_button_params[Settings::NativeButton::Minus].Set("button", 11);
tas_button_params[Settings::NativeButton::DLeft].Set("button", 12);
tas_button_params[Settings::NativeButton::DUp].Set("button", 13);
tas_button_params[Settings::NativeButton::DRight].Set("button", 14);
tas_button_params[Settings::NativeButton::DDown].Set("button", 15);
tas_button_params[Settings::NativeButton::SL].Set("button", 16);
tas_button_params[Settings::NativeButton::SR].Set("button", 17);
tas_button_params[Settings::NativeButton::Home].Set("button", 18);
tas_button_params[Settings::NativeButton::Screenshot].Set("button", 19);
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tas_stick_params[Settings::NativeAnalog::LStick].Set("axis_x", 0);
tas_stick_params[Settings::NativeAnalog::LStick].Set("axis_y", 1);
tas_stick_params[Settings::NativeAnalog::RStick].Set("axis_x", 2);
tas_stick_params[Settings::NativeAnalog::RStick].Set("axis_y", 3);
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}
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void EmulatedController::ReloadInput() {
// If you load any device here add the equivalent to the UnloadInput() function
LoadDevices();
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for (std::size_t index = 0; index < button_devices.size(); ++index) {
if (!button_devices[index]) {
continue;
}
const auto uuid = Common::UUID{button_params[index].Get("guid", "")};
Common::Input::InputCallback button_callback{
[this, index, uuid](Common::Input::CallbackStatus callback) {
SetButton(callback, index, uuid);
}};
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button_devices[index]->SetCallback(button_callback);
button_devices[index]->ForceUpdate();
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}
for (std::size_t index = 0; index < stick_devices.size(); ++index) {
if (!stick_devices[index]) {
continue;
}
const auto uuid = Common::UUID{stick_params[index].Get("guid", "")};
Common::Input::InputCallback stick_callback{
[this, index, uuid](Common::Input::CallbackStatus callback) {
SetStick(callback, index, uuid);
}};
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stick_devices[index]->SetCallback(stick_callback);
stick_devices[index]->ForceUpdate();
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}
for (std::size_t index = 0; index < trigger_devices.size(); ++index) {
if (!trigger_devices[index]) {
continue;
}
const auto uuid = Common::UUID{trigger_params[index].Get("guid", "")};
Common::Input::InputCallback trigger_callback{
[this, index, uuid](Common::Input::CallbackStatus callback) {
SetTrigger(callback, index, uuid);
}};
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trigger_devices[index]->SetCallback(trigger_callback);
trigger_devices[index]->ForceUpdate();
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}
for (std::size_t index = 0; index < battery_devices.size(); ++index) {
if (!battery_devices[index]) {
continue;
}
Common::Input::InputCallback battery_callback{
[this, index](Common::Input::CallbackStatus callback) { SetBattery(callback, index); }};
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battery_devices[index]->SetCallback(battery_callback);
battery_devices[index]->ForceUpdate();
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}
for (std::size_t index = 0; index < motion_devices.size(); ++index) {
if (!motion_devices[index]) {
continue;
}
Common::Input::InputCallback motion_callback{
[this, index](Common::Input::CallbackStatus callback) { SetMotion(callback, index); }};
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motion_devices[index]->SetCallback(motion_callback);
motion_devices[index]->ForceUpdate();
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}
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// Use a common UUID for TAS
const auto tas_uuid = Common::UUID{0x0, 0x7A5};
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// Register TAS devices. No need to force update
for (std::size_t index = 0; index < tas_button_devices.size(); ++index) {
if (!tas_button_devices[index]) {
continue;
}
Common::Input::InputCallback button_callback{
[this, index, tas_uuid](Common::Input::CallbackStatus callback) {
SetButton(callback, index, tas_uuid);
}};
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tas_button_devices[index]->SetCallback(button_callback);
}
for (std::size_t index = 0; index < tas_stick_devices.size(); ++index) {
if (!tas_stick_devices[index]) {
continue;
}
Common::Input::InputCallback stick_callback{
[this, index, tas_uuid](Common::Input::CallbackStatus callback) {
SetStick(callback, index, tas_uuid);
}};
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tas_stick_devices[index]->SetCallback(stick_callback);
}
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}
void EmulatedController::UnloadInput() {
for (auto& button : button_devices) {
button.reset();
}
for (auto& stick : stick_devices) {
stick.reset();
}
for (auto& motion : motion_devices) {
motion.reset();
}
for (auto& trigger : trigger_devices) {
trigger.reset();
}
for (auto& battery : battery_devices) {
battery.reset();
}
for (auto& output : output_devices) {
output.reset();
}
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for (auto& button : tas_button_devices) {
button.reset();
}
for (auto& stick : tas_stick_devices) {
stick.reset();
}
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}
void EmulatedController::EnableConfiguration() {
is_configuring = true;
tmp_is_connected = is_connected;
tmp_npad_type = npad_type;
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}
void EmulatedController::DisableConfiguration() {
is_configuring = false;
// Apply temporary npad type to the real controller
if (tmp_npad_type != npad_type) {
if (is_connected) {
Disconnect();
}
SetNpadType(tmp_npad_type);
}
// Apply temporary connected status to the real controller
if (tmp_is_connected != is_connected) {
if (tmp_is_connected) {
Connect();
return;
}
Disconnect();
}
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}
bool EmulatedController::IsConfiguring() const {
return is_configuring;
}
void EmulatedController::SaveCurrentConfig() {
const auto player_index = NpadIdTypeToIndex(npad_id_type);
auto& player = Settings::values.players.GetValue()[player_index];
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player.connected = is_connected;
player.controller_type = MapNPadToSettingsType(npad_type);
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for (std::size_t index = 0; index < player.buttons.size(); ++index) {
player.buttons[index] = button_params[index].Serialize();
}
for (std::size_t index = 0; index < player.analogs.size(); ++index) {
player.analogs[index] = stick_params[index].Serialize();
}
for (std::size_t index = 0; index < player.motions.size(); ++index) {
player.motions[index] = motion_params[index].Serialize();
}
}
void EmulatedController::RestoreConfig() {
if (!is_configuring) {
return;
}
ReloadFromSettings();
}
std::vector<Common::ParamPackage> EmulatedController::GetMappedDevices(
DeviceIndex device_index) const {
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std::vector<Common::ParamPackage> devices;
for (const auto& param : button_params) {
if (!param.Has("engine")) {
continue;
}
const auto devices_it = std::find_if(
devices.begin(), devices.end(), [param](const Common::ParamPackage param_) {
return param.Get("engine", "") == param_.Get("engine", "") &&
param.Get("guid", "") == param_.Get("guid", "") &&
param.Get("port", 0) == param_.Get("port", 0);
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});
if (devices_it != devices.end()) {
continue;
}
Common::ParamPackage device{};
device.Set("engine", param.Get("engine", ""));
device.Set("guid", param.Get("guid", ""));
device.Set("port", param.Get("port", 0));
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devices.push_back(device);
}
for (const auto& param : stick_params) {
if (!param.Has("engine")) {
continue;
}
if (param.Get("engine", "") == "analog_from_button") {
continue;
}
const auto devices_it = std::find_if(
devices.begin(), devices.end(), [param](const Common::ParamPackage param_) {
return param.Get("engine", "") == param_.Get("engine", "") &&
param.Get("guid", "") == param_.Get("guid", "") &&
param.Get("port", 0) == param_.Get("port", 0);
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});
if (devices_it != devices.end()) {
continue;
}
Common::ParamPackage device{};
device.Set("engine", param.Get("engine", ""));
device.Set("guid", param.Get("guid", ""));
device.Set("port", param.Get("port", 0));
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devices.push_back(device);
}
return devices;
}
Common::ParamPackage EmulatedController::GetButtonParam(std::size_t index) const {
if (index >= button_params.size()) {
return {};
}
return button_params[index];
}
Common::ParamPackage EmulatedController::GetStickParam(std::size_t index) const {
if (index >= stick_params.size()) {
return {};
}
return stick_params[index];
}
Common::ParamPackage EmulatedController::GetMotionParam(std::size_t index) const {
if (index >= motion_params.size()) {
return {};
}
return motion_params[index];
}
void EmulatedController::SetButtonParam(std::size_t index, Common::ParamPackage param) {
if (index >= button_params.size()) {
return;
}
button_params[index] = param;
ReloadInput();
}
void EmulatedController::SetStickParam(std::size_t index, Common::ParamPackage param) {
if (index >= stick_params.size()) {
return;
}
stick_params[index] = param;
ReloadInput();
}
void EmulatedController::SetMotionParam(std::size_t index, Common::ParamPackage param) {
if (index >= motion_params.size()) {
return;
}
motion_params[index] = param;
ReloadInput();
}
void EmulatedController::SetButton(Common::Input::CallbackStatus callback, std::size_t index,
Common::UUID uuid) {
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if (index >= controller.button_values.size()) {
return;
}
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{
std::lock_guard lock{mutex};
bool value_changed = false;
const auto new_status = TransformToButton(callback);
auto& current_status = controller.button_values[index];
// Only read button values that have the same uuid or are pressed once
if (current_status.uuid != uuid) {
if (!new_status.value) {
return;
}
}
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current_status.toggle = new_status.toggle;
current_status.uuid = uuid;
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// Update button status with current
if (!current_status.toggle) {
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current_status.locked = false;
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if (current_status.value != new_status.value) {
current_status.value = new_status.value;
value_changed = true;
}
} else {
// Toggle button and lock status
if (new_status.value && !current_status.locked) {
current_status.locked = true;
current_status.value = !current_status.value;
value_changed = true;
}
// Unlock button ready for next press
if (!new_status.value && current_status.locked) {
current_status.locked = false;
}
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}
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if (!value_changed) {
return;
}
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if (is_configuring) {
controller.npad_button_state.raw = NpadButton::None;
controller.debug_pad_button_state.raw = 0;
TriggerOnChange(ControllerTriggerType::Button, false);
return;
}
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switch (index) {
case Settings::NativeButton::A:
controller.npad_button_state.a.Assign(current_status.value);
controller.debug_pad_button_state.a.Assign(current_status.value);
break;
case Settings::NativeButton::B:
controller.npad_button_state.b.Assign(current_status.value);
controller.debug_pad_button_state.b.Assign(current_status.value);
break;
case Settings::NativeButton::X:
controller.npad_button_state.x.Assign(current_status.value);
controller.debug_pad_button_state.x.Assign(current_status.value);
break;
case Settings::NativeButton::Y:
controller.npad_button_state.y.Assign(current_status.value);
controller.debug_pad_button_state.y.Assign(current_status.value);
break;
case Settings::NativeButton::LStick:
controller.npad_button_state.stick_l.Assign(current_status.value);
break;
case Settings::NativeButton::RStick:
controller.npad_button_state.stick_r.Assign(current_status.value);
break;
case Settings::NativeButton::L:
controller.npad_button_state.l.Assign(current_status.value);
controller.debug_pad_button_state.l.Assign(current_status.value);
break;
case Settings::NativeButton::R:
controller.npad_button_state.r.Assign(current_status.value);
controller.debug_pad_button_state.r.Assign(current_status.value);
break;
case Settings::NativeButton::ZL:
controller.npad_button_state.zl.Assign(current_status.value);
controller.debug_pad_button_state.zl.Assign(current_status.value);
break;
case Settings::NativeButton::ZR:
controller.npad_button_state.zr.Assign(current_status.value);
controller.debug_pad_button_state.zr.Assign(current_status.value);
break;
case Settings::NativeButton::Plus:
controller.npad_button_state.plus.Assign(current_status.value);
controller.debug_pad_button_state.plus.Assign(current_status.value);
break;
case Settings::NativeButton::Minus:
controller.npad_button_state.minus.Assign(current_status.value);
controller.debug_pad_button_state.minus.Assign(current_status.value);
break;
case Settings::NativeButton::DLeft:
controller.npad_button_state.left.Assign(current_status.value);
controller.debug_pad_button_state.d_left.Assign(current_status.value);
break;
case Settings::NativeButton::DUp:
controller.npad_button_state.up.Assign(current_status.value);
controller.debug_pad_button_state.d_up.Assign(current_status.value);
break;
case Settings::NativeButton::DRight:
controller.npad_button_state.right.Assign(current_status.value);
controller.debug_pad_button_state.d_right.Assign(current_status.value);
break;
case Settings::NativeButton::DDown:
controller.npad_button_state.down.Assign(current_status.value);
controller.debug_pad_button_state.d_down.Assign(current_status.value);
break;
case Settings::NativeButton::SL:
controller.npad_button_state.left_sl.Assign(current_status.value);
controller.npad_button_state.right_sl.Assign(current_status.value);
break;
case Settings::NativeButton::SR:
controller.npad_button_state.left_sr.Assign(current_status.value);
controller.npad_button_state.right_sr.Assign(current_status.value);
break;
case Settings::NativeButton::Home:
case Settings::NativeButton::Screenshot:
break;
}
}
if (!is_connected) {
if (npad_id_type == NpadIdType::Player1 && npad_type != NpadType::Handheld) {
Connect();
}
if (npad_id_type == NpadIdType::Handheld && npad_type == NpadType::Handheld) {
Connect();
}
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}
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TriggerOnChange(ControllerTriggerType::Button, true);
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}
void EmulatedController::SetStick(Common::Input::CallbackStatus callback, std::size_t index,
Common::UUID uuid) {
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if (index >= controller.stick_values.size()) {
return;
}
std::lock_guard lock{mutex};
const auto stick_value = TransformToStick(callback);
// Only read stick values that have the same uuid or are over the threshold to avoid flapping
if (controller.stick_values[index].uuid != uuid) {
if (!stick_value.down && !stick_value.up && !stick_value.left && !stick_value.right) {
return;
}
}
controller.stick_values[index] = stick_value;
controller.stick_values[index].uuid = uuid;
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if (is_configuring) {
controller.analog_stick_state.left = {};
controller.analog_stick_state.right = {};
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TriggerOnChange(ControllerTriggerType::Stick, false);
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return;
}
const AnalogStickState stick{
.x = static_cast<s32>(controller.stick_values[index].x.value * HID_JOYSTICK_MAX),
.y = static_cast<s32>(controller.stick_values[index].y.value * HID_JOYSTICK_MAX),
};
switch (index) {
case Settings::NativeAnalog::LStick:
controller.analog_stick_state.left = stick;
controller.npad_button_state.stick_l_left.Assign(controller.stick_values[index].left);
controller.npad_button_state.stick_l_up.Assign(controller.stick_values[index].up);
controller.npad_button_state.stick_l_right.Assign(controller.stick_values[index].right);
controller.npad_button_state.stick_l_down.Assign(controller.stick_values[index].down);
break;
case Settings::NativeAnalog::RStick:
controller.analog_stick_state.right = stick;
controller.npad_button_state.stick_r_left.Assign(controller.stick_values[index].left);
controller.npad_button_state.stick_r_up.Assign(controller.stick_values[index].up);
controller.npad_button_state.stick_r_right.Assign(controller.stick_values[index].right);
controller.npad_button_state.stick_r_down.Assign(controller.stick_values[index].down);
break;
}
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TriggerOnChange(ControllerTriggerType::Stick, true);
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}
void EmulatedController::SetTrigger(Common::Input::CallbackStatus callback, std::size_t index,
Common::UUID uuid) {
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if (index >= controller.trigger_values.size()) {
return;
}
std::lock_guard lock{mutex};
const auto trigger_value = TransformToTrigger(callback);
// Only read trigger values that have the same uuid or are pressed once
if (controller.stick_values[index].uuid != uuid) {
if (!trigger_value.pressed.value) {
return;
}
}
controller.trigger_values[index] = trigger_value;
controller.trigger_values[index].uuid = uuid;
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if (is_configuring) {
controller.gc_trigger_state.left = 0;
controller.gc_trigger_state.right = 0;
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TriggerOnChange(ControllerTriggerType::Trigger, false);
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return;
}
const auto trigger = controller.trigger_values[index];
switch (index) {
case Settings::NativeTrigger::LTrigger:
controller.gc_trigger_state.left = static_cast<s32>(trigger.analog.value * HID_TRIGGER_MAX);
controller.npad_button_state.zl.Assign(trigger.pressed.value);
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break;
case Settings::NativeTrigger::RTrigger:
controller.gc_trigger_state.right =
static_cast<s32>(trigger.analog.value * HID_TRIGGER_MAX);
controller.npad_button_state.zr.Assign(trigger.pressed.value);
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break;
}
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TriggerOnChange(ControllerTriggerType::Trigger, true);
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}
void EmulatedController::SetMotion(Common::Input::CallbackStatus callback, std::size_t index) {
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if (index >= controller.motion_values.size()) {
return;
}
std::lock_guard lock{mutex};
auto& raw_status = controller.motion_values[index].raw_status;
auto& emulated = controller.motion_values[index].emulated;
raw_status = TransformToMotion(callback);
emulated.SetAcceleration(Common::Vec3f{
raw_status.accel.x.value,
raw_status.accel.y.value,
raw_status.accel.z.value,
});
emulated.SetGyroscope(Common::Vec3f{
raw_status.gyro.x.value,
raw_status.gyro.y.value,
raw_status.gyro.z.value,
});
emulated.UpdateRotation(raw_status.delta_timestamp);
emulated.UpdateOrientation(raw_status.delta_timestamp);
force_update_motion = raw_status.force_update;
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if (is_configuring) {
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TriggerOnChange(ControllerTriggerType::Motion, false);
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return;
}
auto& motion = controller.motion_state[index];
motion.accel = emulated.GetAcceleration();
motion.gyro = emulated.GetGyroscope();
motion.rotation = emulated.GetRotations();
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motion.orientation = emulated.GetOrientation();
motion.is_at_rest = emulated.IsMoving(motion_sensitivity);
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TriggerOnChange(ControllerTriggerType::Motion, true);
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}
void EmulatedController::SetBattery(Common::Input::CallbackStatus callback, std::size_t index) {
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if (index >= controller.battery_values.size()) {
return;
}
std::lock_guard lock{mutex};
controller.battery_values[index] = TransformToBattery(callback);
if (is_configuring) {
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TriggerOnChange(ControllerTriggerType::Battery, false);
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return;
}
bool is_charging = false;
bool is_powered = false;
BatteryLevel battery_level = 0;
switch (controller.battery_values[index]) {
case Common::Input::BatteryLevel::Charging:
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is_charging = true;
is_powered = true;
battery_level = 6;
break;
case Common::Input::BatteryLevel::Medium:
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battery_level = 6;
break;
case Common::Input::BatteryLevel::Low:
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battery_level = 4;
break;
case Common::Input::BatteryLevel::Critical:
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battery_level = 2;
break;
case Common::Input::BatteryLevel::Empty:
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battery_level = 0;
break;
case Common::Input::BatteryLevel::None:
case Common::Input::BatteryLevel::Full:
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default:
is_powered = true;
battery_level = 8;
break;
}
switch (index) {
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case LeftIndex:
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controller.battery_state.left = {
.is_powered = is_powered,
.is_charging = is_charging,
.battery_level = battery_level,
};
break;
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case RightIndex:
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controller.battery_state.right = {
.is_powered = is_powered,
.is_charging = is_charging,
.battery_level = battery_level,
};
break;
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case DualIndex:
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controller.battery_state.dual = {
.is_powered = is_powered,
.is_charging = is_charging,
.battery_level = battery_level,
};
break;
}
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TriggerOnChange(ControllerTriggerType::Battery, true);
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}
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bool EmulatedController::SetVibration(std::size_t device_index, VibrationValue vibration) {
if (device_index >= output_devices.size()) {
return false;
}
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if (!output_devices[device_index]) {
return false;
}
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const auto player_index = NpadIdTypeToIndex(npad_id_type);
const auto& player = Settings::values.players.GetValue()[player_index];
const f32 strength = static_cast<f32>(player.vibration_strength) / 100.0f;
if (!player.vibration_enabled) {
return false;
}
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// Exponential amplification is too strong at low amplitudes. Switch to a linear
// amplification if strength is set below 0.7f
const Common::Input::VibrationAmplificationType type =
strength > 0.7f ? Common::Input::VibrationAmplificationType::Exponential
: Common::Input::VibrationAmplificationType::Linear;
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const Common::Input::VibrationStatus status = {
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.low_amplitude = std::min(vibration.low_amplitude * strength, 1.0f),
.low_frequency = vibration.low_frequency,
.high_amplitude = std::min(vibration.high_amplitude * strength, 1.0f),
.high_frequency = vibration.high_frequency,
.type = type,
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};
return output_devices[device_index]->SetVibration(status) ==
Common::Input::VibrationError::None;
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}
bool EmulatedController::TestVibration(std::size_t device_index) {
if (device_index >= output_devices.size()) {
return false;
}
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if (!output_devices[device_index]) {
return false;
}
// Send a slight vibration to test for rumble support
constexpr Common::Input::VibrationStatus status = {
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.low_amplitude = 0.001f,
.low_frequency = 160.0f,
.high_amplitude = 0.001f,
.high_frequency = 320.0f,
.type = Common::Input::VibrationAmplificationType::Linear,
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};
return output_devices[device_index]->SetVibration(status) ==
Common::Input::VibrationError::None;
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}
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void EmulatedController::SetLedPattern() {
for (auto& device : output_devices) {
if (!device) {
continue;
}
const LedPattern pattern = GetLedPattern();
const Common::Input::LedStatus status = {
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.led_1 = pattern.position1 != 0,
.led_2 = pattern.position2 != 0,
.led_3 = pattern.position3 != 0,
.led_4 = pattern.position4 != 0,
};
device->SetLED(status);
}
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}
void EmulatedController::Connect() {
{
std::lock_guard lock{mutex};
if (is_configuring) {
tmp_is_connected = true;
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TriggerOnChange(ControllerTriggerType::Connected, false);
return;
}
if (is_connected) {
return;
}
is_connected = true;
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}
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TriggerOnChange(ControllerTriggerType::Connected, true);
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}
void EmulatedController::Disconnect() {
{
std::lock_guard lock{mutex};
if (is_configuring) {
tmp_is_connected = false;
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TriggerOnChange(ControllerTriggerType::Disconnected, false);
return;
}
if (!is_connected) {
return;
}
is_connected = false;
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}
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TriggerOnChange(ControllerTriggerType::Disconnected, true);
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}
bool EmulatedController::IsConnected(bool get_temporary_value) const {
if (get_temporary_value) {
return tmp_is_connected;
}
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return is_connected;
}
bool EmulatedController::IsVibrationEnabled() const {
const auto player_index = NpadIdTypeToIndex(npad_id_type);
const auto& player = Settings::values.players.GetValue()[player_index];
return player.vibration_enabled;
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}
NpadIdType EmulatedController::GetNpadIdType() const {
return npad_id_type;
}
NpadType EmulatedController::GetNpadType(bool get_temporary_value) const {
if (get_temporary_value) {
return tmp_npad_type;
}
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return npad_type;
}
void EmulatedController::SetNpadType(NpadType npad_type_) {
{
std::lock_guard lock{mutex};
if (is_configuring) {
if (tmp_npad_type == npad_type_) {
return;
}
tmp_npad_type = npad_type_;
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TriggerOnChange(ControllerTriggerType::Type, false);
return;
}
if (npad_type == npad_type_) {
return;
}
if (is_connected) {
LOG_WARNING(Service_HID, "Controller {} type changed while it's connected",
NpadIdTypeToIndex(npad_id_type));
}
npad_type = npad_type_;
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}
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TriggerOnChange(ControllerTriggerType::Type, true);
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}
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LedPattern EmulatedController::GetLedPattern() const {
switch (npad_id_type) {
case NpadIdType::Player1:
return LedPattern{1, 0, 0, 0};
case NpadIdType::Player2:
return LedPattern{1, 1, 0, 0};
case NpadIdType::Player3:
return LedPattern{1, 1, 1, 0};
case NpadIdType::Player4:
return LedPattern{1, 1, 1, 1};
case NpadIdType::Player5:
return LedPattern{1, 0, 0, 1};
case NpadIdType::Player6:
return LedPattern{1, 0, 1, 0};
case NpadIdType::Player7:
return LedPattern{1, 0, 1, 1};
case NpadIdType::Player8:
return LedPattern{0, 1, 1, 0};
default:
return LedPattern{0, 0, 0, 0};
}
}
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ButtonValues EmulatedController::GetButtonsValues() const {
return controller.button_values;
}
SticksValues EmulatedController::GetSticksValues() const {
return controller.stick_values;
}
TriggerValues EmulatedController::GetTriggersValues() const {
return controller.trigger_values;
}
ControllerMotionValues EmulatedController::GetMotionValues() const {
return controller.motion_values;
}
ColorValues EmulatedController::GetColorsValues() const {
return controller.color_values;
}
BatteryValues EmulatedController::GetBatteryValues() const {
return controller.battery_values;
}
NpadButtonState EmulatedController::GetNpadButtons() const {
if (is_configuring) {
return {};
}
return controller.npad_button_state;
}
DebugPadButton EmulatedController::GetDebugPadButtons() const {
if (is_configuring) {
return {};
}
return controller.debug_pad_button_state;
}
AnalogSticks EmulatedController::GetSticks() const {
if (is_configuring) {
return {};
}
// Some drivers like stick from buttons need constant refreshing
for (auto& device : stick_devices) {
if (!device) {
continue;
}
device->SoftUpdate();
}
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return controller.analog_stick_state;
}
NpadGcTriggerState EmulatedController::GetTriggers() const {
if (is_configuring) {
return {};
}
return controller.gc_trigger_state;
}
MotionState EmulatedController::GetMotions() const {
if (force_update_motion) {
for (auto& device : motion_devices) {
if (!device) {
continue;
}
device->ForceUpdate();
}
}
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return controller.motion_state;
}
ControllerColors EmulatedController::GetColors() const {
return controller.colors_state;
}
BatteryLevelState EmulatedController::GetBattery() const {
return controller.battery_state;
}
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void EmulatedController::TriggerOnChange(ControllerTriggerType type, bool is_npad_service_update) {
for (const auto& poller_pair : callback_list) {
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const ControllerUpdateCallback& poller = poller_pair.second;
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if (!is_npad_service_update && poller.is_npad_service) {
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continue;
}
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if (poller.on_change) {
poller.on_change(type);
}
}
}
int EmulatedController::SetCallback(ControllerUpdateCallback update_callback) {
std::lock_guard lock{mutex};
callback_list.insert_or_assign(last_callback_key, update_callback);
return last_callback_key++;
}
void EmulatedController::DeleteCallback(int key) {
std::lock_guard lock{mutex};
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const auto& iterator = callback_list.find(key);
if (iterator == callback_list.end()) {
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LOG_ERROR(Input, "Tried to delete non-existent callback {}", key);
return;
}
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callback_list.erase(iterator);
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}
} // namespace Core::HID