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https://github.com/yuzu-emu/yuzu.git
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4d4a234476
We can use iterators to avoid looking up into maps twice in the getter functions. At the same time we can also avoid copying the ControllerData structs, since they're 264 bytes in size.
372 lines
13 KiB
C++
372 lines
13 KiB
C++
// 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 "common/logging/log.h"
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#include "common/param_package.h"
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#include "input_common/input_engine.h"
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namespace InputCommon {
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void InputEngine::PreSetController(const PadIdentifier& identifier) {
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std::lock_guard lock{mutex};
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if (!controller_list.contains(identifier)) {
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controller_list.insert_or_assign(identifier, ControllerData{});
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}
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}
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void InputEngine::PreSetButton(const PadIdentifier& identifier, int button) {
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std::lock_guard lock{mutex};
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ControllerData& controller = controller_list.at(identifier);
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if (!controller.buttons.contains(button)) {
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controller.buttons.insert_or_assign(button, false);
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}
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}
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void InputEngine::PreSetHatButton(const PadIdentifier& identifier, int button) {
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std::lock_guard lock{mutex};
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ControllerData& controller = controller_list.at(identifier);
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if (!controller.hat_buttons.contains(button)) {
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controller.hat_buttons.insert_or_assign(button, u8{0});
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}
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}
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void InputEngine::PreSetAxis(const PadIdentifier& identifier, int axis) {
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std::lock_guard lock{mutex};
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ControllerData& controller = controller_list.at(identifier);
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if (!controller.axes.contains(axis)) {
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controller.axes.insert_or_assign(axis, 0.0f);
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}
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}
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void InputEngine::PreSetMotion(const PadIdentifier& identifier, int motion) {
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std::lock_guard lock{mutex};
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ControllerData& controller = controller_list.at(identifier);
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if (!controller.motions.contains(motion)) {
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controller.motions.insert_or_assign(motion, BasicMotion{});
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}
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}
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void InputEngine::SetButton(const PadIdentifier& identifier, int button, bool value) {
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{
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std::lock_guard lock{mutex};
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ControllerData& controller = controller_list.at(identifier);
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if (!configuring) {
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controller.buttons.insert_or_assign(button, value);
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}
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}
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TriggerOnButtonChange(identifier, button, value);
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}
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void InputEngine::SetHatButton(const PadIdentifier& identifier, int button, u8 value) {
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{
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std::lock_guard lock{mutex};
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ControllerData& controller = controller_list.at(identifier);
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if (!configuring) {
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controller.hat_buttons.insert_or_assign(button, value);
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}
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}
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TriggerOnHatButtonChange(identifier, button, value);
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}
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void InputEngine::SetAxis(const PadIdentifier& identifier, int axis, f32 value) {
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{
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std::lock_guard lock{mutex};
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ControllerData& controller = controller_list.at(identifier);
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if (!configuring) {
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controller.axes.insert_or_assign(axis, value);
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}
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}
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TriggerOnAxisChange(identifier, axis, value);
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}
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void InputEngine::SetBattery(const PadIdentifier& identifier, BatteryLevel value) {
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{
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std::lock_guard lock{mutex};
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ControllerData& controller = controller_list.at(identifier);
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if (!configuring) {
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controller.battery = value;
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}
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}
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TriggerOnBatteryChange(identifier, value);
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}
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void InputEngine::SetMotion(const PadIdentifier& identifier, int motion, const BasicMotion& value) {
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{
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std::lock_guard lock{mutex};
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ControllerData& controller = controller_list.at(identifier);
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if (!configuring) {
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controller.motions.insert_or_assign(motion, value);
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}
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}
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TriggerOnMotionChange(identifier, motion, value);
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}
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bool InputEngine::GetButton(const PadIdentifier& identifier, int button) const {
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std::lock_guard lock{mutex};
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const auto controller_iter = controller_list.find(identifier);
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if (controller_iter == controller_list.cend()) {
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LOG_ERROR(Input, "Invalid identifier guid={}, pad={}, port={}", identifier.guid.Format(),
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identifier.pad, identifier.port);
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return false;
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}
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const ControllerData& controller = controller_iter->second;
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const auto button_iter = controller.buttons.find(button);
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if (button_iter == controller.buttons.cend()) {
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LOG_ERROR(Input, "Invalid button {}", button);
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return false;
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}
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return button_iter->second;
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}
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bool InputEngine::GetHatButton(const PadIdentifier& identifier, int button, u8 direction) const {
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std::lock_guard lock{mutex};
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const auto controller_iter = controller_list.find(identifier);
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if (controller_iter == controller_list.cend()) {
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LOG_ERROR(Input, "Invalid identifier guid={}, pad={}, port={}", identifier.guid.Format(),
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identifier.pad, identifier.port);
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return false;
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}
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const ControllerData& controller = controller_iter->second;
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const auto hat_iter = controller.hat_buttons.find(button);
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if (hat_iter == controller.hat_buttons.cend()) {
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LOG_ERROR(Input, "Invalid hat button {}", button);
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return false;
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}
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return (hat_iter->second & direction) != 0;
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}
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f32 InputEngine::GetAxis(const PadIdentifier& identifier, int axis) const {
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std::lock_guard lock{mutex};
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const auto controller_iter = controller_list.find(identifier);
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if (controller_iter == controller_list.cend()) {
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LOG_ERROR(Input, "Invalid identifier guid={}, pad={}, port={}", identifier.guid.Format(),
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identifier.pad, identifier.port);
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return 0.0f;
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}
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const ControllerData& controller = controller_iter->second;
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const auto axis_iter = controller.axes.find(axis);
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if (axis_iter == controller.axes.cend()) {
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LOG_ERROR(Input, "Invalid axis {}", axis);
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return 0.0f;
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}
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return axis_iter->second;
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}
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BatteryLevel InputEngine::GetBattery(const PadIdentifier& identifier) const {
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std::lock_guard lock{mutex};
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const auto controller_iter = controller_list.find(identifier);
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if (controller_iter == controller_list.cend()) {
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LOG_ERROR(Input, "Invalid identifier guid={}, pad={}, port={}", identifier.guid.Format(),
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identifier.pad, identifier.port);
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return BatteryLevel::Charging;
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}
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const ControllerData& controller = controller_iter->second;
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return controller.battery;
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}
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BasicMotion InputEngine::GetMotion(const PadIdentifier& identifier, int motion) const {
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std::lock_guard lock{mutex};
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const auto controller_iter = controller_list.find(identifier);
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if (controller_iter == controller_list.cend()) {
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LOG_ERROR(Input, "Invalid identifier guid={}, pad={}, port={}", identifier.guid.Format(),
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identifier.pad, identifier.port);
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return {};
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}
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const ControllerData& controller = controller_iter->second;
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return controller.motions.at(motion);
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}
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void InputEngine::ResetButtonState() {
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for (const auto& controller : controller_list) {
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for (const auto& button : controller.second.buttons) {
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SetButton(controller.first, button.first, false);
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}
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for (const auto& button : controller.second.hat_buttons) {
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SetHatButton(controller.first, button.first, false);
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}
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}
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}
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void InputEngine::ResetAnalogState() {
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for (const auto& controller : controller_list) {
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for (const auto& axis : controller.second.axes) {
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SetAxis(controller.first, axis.first, 0.0);
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}
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}
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}
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void InputEngine::TriggerOnButtonChange(const PadIdentifier& identifier, int button, bool value) {
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std::lock_guard lock{mutex_callback};
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for (const auto& poller_pair : callback_list) {
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const InputIdentifier& poller = poller_pair.second;
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if (!IsInputIdentifierEqual(poller, identifier, EngineInputType::Button, button)) {
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continue;
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}
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if (poller.callback.on_change) {
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poller.callback.on_change();
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}
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}
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if (!configuring || !mapping_callback.on_data) {
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return;
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}
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PreSetButton(identifier, button);
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if (value == GetButton(identifier, button)) {
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return;
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}
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mapping_callback.on_data(MappingData{
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.engine = GetEngineName(),
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.pad = identifier,
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.type = EngineInputType::Button,
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.index = button,
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.button_value = value,
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});
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}
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void InputEngine::TriggerOnHatButtonChange(const PadIdentifier& identifier, int button, u8 value) {
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std::lock_guard lock{mutex_callback};
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for (const auto& poller_pair : callback_list) {
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const InputIdentifier& poller = poller_pair.second;
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if (!IsInputIdentifierEqual(poller, identifier, EngineInputType::HatButton, button)) {
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continue;
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}
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if (poller.callback.on_change) {
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poller.callback.on_change();
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}
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}
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if (!configuring || !mapping_callback.on_data) {
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return;
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}
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for (std::size_t index = 1; index < 0xff; index <<= 1) {
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bool button_value = (value & index) != 0;
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if (button_value == GetHatButton(identifier, button, static_cast<u8>(index))) {
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continue;
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}
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mapping_callback.on_data(MappingData{
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.engine = GetEngineName(),
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.pad = identifier,
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.type = EngineInputType::HatButton,
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.index = button,
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.hat_name = GetHatButtonName(static_cast<u8>(index)),
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});
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}
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}
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void InputEngine::TriggerOnAxisChange(const PadIdentifier& identifier, int axis, f32 value) {
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std::lock_guard lock{mutex_callback};
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for (const auto& poller_pair : callback_list) {
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const InputIdentifier& poller = poller_pair.second;
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if (!IsInputIdentifierEqual(poller, identifier, EngineInputType::Analog, axis)) {
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continue;
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}
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if (poller.callback.on_change) {
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poller.callback.on_change();
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}
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}
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if (!configuring || !mapping_callback.on_data) {
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return;
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}
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if (std::abs(value - GetAxis(identifier, axis)) < 0.5f) {
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return;
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}
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mapping_callback.on_data(MappingData{
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.engine = GetEngineName(),
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.pad = identifier,
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.type = EngineInputType::Analog,
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.index = axis,
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.axis_value = value,
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});
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}
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void InputEngine::TriggerOnBatteryChange(const PadIdentifier& identifier,
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[[maybe_unused]] BatteryLevel value) {
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std::lock_guard lock{mutex_callback};
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for (const auto& poller_pair : callback_list) {
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const InputIdentifier& poller = poller_pair.second;
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if (!IsInputIdentifierEqual(poller, identifier, EngineInputType::Battery, 0)) {
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continue;
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}
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if (poller.callback.on_change) {
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poller.callback.on_change();
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}
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}
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}
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void InputEngine::TriggerOnMotionChange(const PadIdentifier& identifier, int motion,
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const BasicMotion& value) {
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std::lock_guard lock{mutex_callback};
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for (const auto& poller_pair : callback_list) {
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const InputIdentifier& poller = poller_pair.second;
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if (!IsInputIdentifierEqual(poller, identifier, EngineInputType::Motion, motion)) {
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continue;
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}
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if (poller.callback.on_change) {
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poller.callback.on_change();
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}
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}
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if (!configuring || !mapping_callback.on_data) {
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return;
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}
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if (std::abs(value.gyro_x) < 0.6f && std::abs(value.gyro_y) < 0.6f &&
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std::abs(value.gyro_z) < 0.6f) {
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return;
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}
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mapping_callback.on_data(MappingData{
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.engine = GetEngineName(),
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.pad = identifier,
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.type = EngineInputType::Motion,
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.index = motion,
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.motion_value = value,
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});
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}
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bool InputEngine::IsInputIdentifierEqual(const InputIdentifier& input_identifier,
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const PadIdentifier& identifier, EngineInputType type,
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int index) const {
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if (input_identifier.type != type) {
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return false;
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}
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if (input_identifier.index != index) {
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return false;
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}
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if (input_identifier.identifier != identifier) {
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return false;
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}
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return true;
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}
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void InputEngine::BeginConfiguration() {
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configuring = true;
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}
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void InputEngine::EndConfiguration() {
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configuring = false;
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}
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const std::string& InputEngine::GetEngineName() const {
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return input_engine;
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}
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int InputEngine::SetCallback(InputIdentifier input_identifier) {
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std::lock_guard lock{mutex_callback};
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callback_list.insert_or_assign(last_callback_key, std::move(input_identifier));
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return last_callback_key++;
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}
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void InputEngine::SetMappingCallback(MappingCallback callback) {
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std::lock_guard lock{mutex_callback};
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mapping_callback = std::move(callback);
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}
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void InputEngine::DeleteCallback(int key) {
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std::lock_guard lock{mutex_callback};
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const auto& iterator = callback_list.find(key);
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if (iterator == callback_list.end()) {
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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(iterator);
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}
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} // namespace InputCommon
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