core/hid: Add emulated controllers
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german77
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9 changed files with 2025 additions and 0 deletions
349
src/core/hid/emulated_devices.cpp
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349
src/core/hid/emulated_devices.cpp
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// Copyright 2021 yuzu Emulator Project
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// Licensed under GPLv2 or any later version
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// Refer to the license.txt file included
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#include <fmt/format.h>
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#include "core/hid/emulated_devices.h"
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#include "core/hid/input_converter.h"
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namespace Core::HID {
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EmulatedDevices::EmulatedDevices() {}
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EmulatedDevices::~EmulatedDevices() = default;
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void EmulatedDevices::ReloadFromSettings() {
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const auto& mouse = Settings::values.mouse_buttons;
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for (std::size_t index = 0; index < mouse.size(); ++index) {
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mouse_button_params[index] = Common::ParamPackage(mouse[index]);
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}
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ReloadInput();
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}
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void EmulatedDevices::ReloadInput() {
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std::transform(mouse_button_params.begin() + Settings::NativeMouseButton::MOUSE_HID_BEGIN,
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mouse_button_params.begin() + Settings::NativeMouseButton::MOUSE_HID_END,
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mouse_button_devices.begin(), Input::CreateDevice<Input::InputDevice>);
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std::transform(Settings::values.keyboard_keys.begin(), Settings::values.keyboard_keys.end(),
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keyboard_devices.begin(), Input::CreateDeviceFromString<Input::InputDevice>);
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std::transform(Settings::values.keyboard_mods.begin(), Settings::values.keyboard_mods.end(),
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keyboard_modifier_devices.begin(),
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Input::CreateDeviceFromString<Input::InputDevice>);
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for (std::size_t index = 0; index < mouse_button_devices.size(); ++index) {
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if (!mouse_button_devices[index]) {
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continue;
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}
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Input::InputCallback button_callback{
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[this, index](Input::CallbackStatus callback) { SetMouseButton(callback, index); }};
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mouse_button_devices[index]->SetCallback(button_callback);
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}
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for (std::size_t index = 0; index < keyboard_devices.size(); ++index) {
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if (!keyboard_devices[index]) {
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continue;
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}
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Input::InputCallback button_callback{
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[this, index](Input::CallbackStatus callback) { SetKeyboardButton(callback, index); }};
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keyboard_devices[index]->SetCallback(button_callback);
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}
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for (std::size_t index = 0; index < keyboard_modifier_devices.size(); ++index) {
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if (!keyboard_modifier_devices[index]) {
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continue;
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}
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Input::InputCallback button_callback{[this, index](Input::CallbackStatus callback) {
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SetKeyboardModifier(callback, index);
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}};
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keyboard_modifier_devices[index]->SetCallback(button_callback);
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}
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}
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void EmulatedDevices::UnloadInput() {
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for (auto& button : mouse_button_devices) {
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button.reset();
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}
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for (auto& button : keyboard_devices) {
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button.reset();
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}
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for (auto& button : keyboard_modifier_devices) {
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button.reset();
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}
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}
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void EmulatedDevices::EnableConfiguration() {
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is_configuring = true;
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SaveCurrentConfig();
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}
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void EmulatedDevices::DisableConfiguration() {
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is_configuring = false;
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}
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bool EmulatedDevices::IsConfiguring() const {
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return is_configuring;
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}
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void EmulatedDevices::SaveCurrentConfig() {
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if (!is_configuring) {
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return;
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}
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auto& mouse = Settings::values.mouse_buttons;
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for (std::size_t index = 0; index < mouse.size(); ++index) {
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mouse[index] = mouse_button_params[index].Serialize();
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}
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}
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void EmulatedDevices::RestoreConfig() {
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if (!is_configuring) {
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return;
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}
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ReloadFromSettings();
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}
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Common::ParamPackage EmulatedDevices::GetMouseButtonParam(std::size_t index) const {
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if (index >= mouse_button_params.size()) {
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return {};
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}
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return mouse_button_params[index];
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}
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void EmulatedDevices::SetButtonParam(std::size_t index, Common::ParamPackage param) {
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if (index >= mouse_button_params.size()) {
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return;
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}
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mouse_button_params[index] = param;
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ReloadInput();
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}
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void EmulatedDevices::SetKeyboardButton(Input::CallbackStatus callback, std::size_t index) {
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if (index >= device_status.keyboard_values.size()) {
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return;
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}
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std::lock_guard lock{mutex};
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bool value_changed = false;
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const auto new_status = TransformToButton(callback);
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auto& current_status = device_status.keyboard_values[index];
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current_status.toggle = new_status.toggle;
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// Update button status with current
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if (!current_status.toggle) {
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current_status.locked = false;
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if (current_status.value != new_status.value) {
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current_status.value = new_status.value;
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value_changed = true;
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}
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} else {
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// Toggle button and lock status
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if (new_status.value && !current_status.locked) {
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current_status.locked = true;
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current_status.value = !current_status.value;
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value_changed = true;
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}
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// Unlock button ready for next press
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if (!new_status.value && current_status.locked) {
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current_status.locked = false;
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}
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}
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if (!value_changed) {
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return;
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}
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if (is_configuring) {
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TriggerOnChange(DeviceTriggerType::Keyboard);
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return;
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}
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// TODO(german77): Do this properly
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// switch (index) {
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// case Settings::NativeKeyboard::A:
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// interface_status.keyboard_state.a.Assign(current_status.value);
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// break;
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// ....
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//}
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TriggerOnChange(DeviceTriggerType::Keyboard);
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}
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void EmulatedDevices::SetKeyboardModifier(Input::CallbackStatus callback, std::size_t index) {
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if (index >= device_status.keyboard_moddifier_values.size()) {
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return;
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}
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std::lock_guard lock{mutex};
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bool value_changed = false;
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const auto new_status = TransformToButton(callback);
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auto& current_status = device_status.keyboard_moddifier_values[index];
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current_status.toggle = new_status.toggle;
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// Update button status with current
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if (!current_status.toggle) {
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current_status.locked = false;
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if (current_status.value != new_status.value) {
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current_status.value = new_status.value;
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value_changed = true;
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}
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} else {
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// Toggle button and lock status
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if (new_status.value && !current_status.locked) {
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current_status.locked = true;
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current_status.value = !current_status.value;
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value_changed = true;
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}
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// Unlock button ready for next press
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if (!new_status.value && current_status.locked) {
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current_status.locked = false;
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}
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}
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if (!value_changed) {
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return;
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}
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if (is_configuring) {
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TriggerOnChange(DeviceTriggerType::KeyboardModdifier);
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return;
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}
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switch (index) {
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case Settings::NativeKeyboard::LeftControl:
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case Settings::NativeKeyboard::RightControl:
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device_status.keyboard_moddifier_state.control.Assign(current_status.value);
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break;
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case Settings::NativeKeyboard::LeftShift:
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case Settings::NativeKeyboard::RightShift:
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device_status.keyboard_moddifier_state.shift.Assign(current_status.value);
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break;
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case Settings::NativeKeyboard::LeftAlt:
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device_status.keyboard_moddifier_state.left_alt.Assign(current_status.value);
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break;
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case Settings::NativeKeyboard::RightAlt:
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device_status.keyboard_moddifier_state.right_alt.Assign(current_status.value);
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break;
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case Settings::NativeKeyboard::CapsLock:
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device_status.keyboard_moddifier_state.caps_lock.Assign(current_status.value);
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break;
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case Settings::NativeKeyboard::ScrollLock:
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device_status.keyboard_moddifier_state.scroll_lock.Assign(current_status.value);
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break;
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case Settings::NativeKeyboard::NumLock:
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device_status.keyboard_moddifier_state.num_lock.Assign(current_status.value);
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break;
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}
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TriggerOnChange(DeviceTriggerType::KeyboardModdifier);
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}
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void EmulatedDevices::SetMouseButton(Input::CallbackStatus callback, std::size_t index) {
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if (index >= device_status.mouse_button_values.size()) {
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return;
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}
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std::lock_guard lock{mutex};
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bool value_changed = false;
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const auto new_status = TransformToButton(callback);
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auto& current_status = device_status.mouse_button_values[index];
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current_status.toggle = new_status.toggle;
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// Update button status with current
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if (!current_status.toggle) {
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current_status.locked = false;
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if (current_status.value != new_status.value) {
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current_status.value = new_status.value;
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value_changed = true;
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}
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} else {
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// Toggle button and lock status
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if (new_status.value && !current_status.locked) {
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current_status.locked = true;
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current_status.value = !current_status.value;
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value_changed = true;
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}
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// Unlock button ready for next press
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if (!new_status.value && current_status.locked) {
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current_status.locked = false;
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}
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}
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if (!value_changed) {
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return;
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}
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if (is_configuring) {
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TriggerOnChange(DeviceTriggerType::Mouse);
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return;
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}
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switch (index) {
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case Settings::NativeMouseButton::Left:
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device_status.mouse_button_state.left.Assign(current_status.value);
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break;
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case Settings::NativeMouseButton::Right:
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device_status.mouse_button_state.right.Assign(current_status.value);
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break;
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case Settings::NativeMouseButton::Middle:
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device_status.mouse_button_state.middle.Assign(current_status.value);
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break;
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case Settings::NativeMouseButton::Forward:
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device_status.mouse_button_state.forward.Assign(current_status.value);
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break;
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case Settings::NativeMouseButton::Back:
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device_status.mouse_button_state.back.Assign(current_status.value);
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break;
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}
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TriggerOnChange(DeviceTriggerType::Mouse);
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}
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MouseButtonValues EmulatedDevices::GetMouseButtonsValues() const {
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return device_status.mouse_button_values;
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}
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KeyboardKey EmulatedDevices::GetKeyboard() const {
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return device_status.keyboard_state;
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}
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KeyboardModifier EmulatedDevices::GetKeyboardModifier() const {
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return device_status.keyboard_moddifier_state;
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}
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MouseButton EmulatedDevices::GetMouseButtons() const {
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return device_status.mouse_button_state;
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}
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MousePosition EmulatedDevices::GetMousePosition() const {
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return device_status.mouse_position_state;
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}
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void EmulatedDevices::TriggerOnChange(DeviceTriggerType type) {
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for (const std::pair<int, InterfaceUpdateCallback> poller_pair : callback_list) {
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const InterfaceUpdateCallback& poller = poller_pair.second;
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if (poller.on_change) {
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poller.on_change(type);
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}
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}
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}
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int EmulatedDevices::SetCallback(InterfaceUpdateCallback update_callback) {
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std::lock_guard lock{mutex};
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callback_list.insert_or_assign(last_callback_key, update_callback);
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return last_callback_key++;
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}
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void EmulatedDevices::DeleteCallback(int key) {
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std::lock_guard lock{mutex};
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if (!callback_list.contains(key)) {
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LOG_ERROR(Input, "Tried to delete non-existent callback {}", key);
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return;
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}
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callback_list.erase(key);
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}
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} // namespace Core::HID
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