307 lines
11 KiB
C++
307 lines
11 KiB
C++
// SPDX-FileCopyrightText: Copyright 2021 yuzu Emulator Project
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// SPDX-License-Identifier: GPL-2.0-or-later
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#pragma once
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#include <functional>
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#include <mutex>
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#include <unordered_map>
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#include "common/common_types.h"
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#include "common/input.h"
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#include "common/param_package.h"
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#include "common/uuid.h"
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#include "input_common/main.h"
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// Pad Identifier of data source
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struct PadIdentifier {
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Common::UUID guid{};
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std::size_t port{};
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std::size_t pad{};
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friend constexpr bool operator==(const PadIdentifier&, const PadIdentifier&) = default;
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};
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// Basic motion data containing data from the sensors and a timestamp in microseconds
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struct BasicMotion {
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float gyro_x{};
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float gyro_y{};
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float gyro_z{};
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float accel_x{};
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float accel_y{};
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float accel_z{};
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u64 delta_timestamp{};
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};
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// Types of input that are stored in the engine
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enum class EngineInputType {
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None,
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Analog,
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Battery,
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Button,
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Camera,
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Color,
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HatButton,
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Motion,
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Nfc,
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};
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struct VibrationRequest {
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PadIdentifier identifier;
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Common::Input::VibrationStatus vibration;
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};
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namespace std {
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// Hash used to create lists from PadIdentifier data
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template <>
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struct hash<PadIdentifier> {
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size_t operator()(const PadIdentifier& pad_id) const noexcept {
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u64 hash_value = pad_id.guid.Hash();
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hash_value ^= (static_cast<u64>(pad_id.port) << 32);
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hash_value ^= static_cast<u64>(pad_id.pad);
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return static_cast<size_t>(hash_value);
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}
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};
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} // namespace std
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namespace InputCommon {
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// Data from the engine and device needed for creating a ParamPackage
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struct MappingData {
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std::string engine{};
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PadIdentifier pad{};
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EngineInputType type{};
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int index{};
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bool button_value{};
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std::string hat_name{};
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f32 axis_value{};
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BasicMotion motion_value{};
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};
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// Triggered if data changed on the controller
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struct UpdateCallback {
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std::function<void()> on_change;
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};
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// Triggered if data changed on the controller and the engine is on configuring mode
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struct MappingCallback {
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std::function<void(const MappingData&)> on_data;
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};
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// Input Identifier of data source
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struct InputIdentifier {
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PadIdentifier identifier;
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EngineInputType type;
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int index;
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UpdateCallback callback;
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};
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class InputEngine {
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public:
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explicit InputEngine(std::string input_engine_) : input_engine{std::move(input_engine_)} {}
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virtual ~InputEngine() = default;
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// Enable configuring mode for mapping
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void BeginConfiguration();
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// Disable configuring mode for mapping
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void EndConfiguration();
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// Sets a led pattern for a controller
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virtual Common::Input::DriverResult SetLeds(
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[[maybe_unused]] const PadIdentifier& identifier,
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[[maybe_unused]] const Common::Input::LedStatus& led_status) {
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return Common::Input::DriverResult::NotSupported;
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}
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// Sets rumble to a controller
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virtual Common::Input::DriverResult SetVibration(
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[[maybe_unused]] const PadIdentifier& identifier,
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[[maybe_unused]] const Common::Input::VibrationStatus& vibration) {
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return Common::Input::DriverResult::NotSupported;
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}
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// Returns true if device supports vibrations
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virtual bool IsVibrationEnabled([[maybe_unused]] const PadIdentifier& identifier) {
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return false;
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}
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// Sets polling mode to a controller
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virtual Common::Input::DriverResult SetPollingMode(
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[[maybe_unused]] const PadIdentifier& identifier,
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[[maybe_unused]] const Common::Input::PollingMode polling_mode) {
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return Common::Input::DriverResult::NotSupported;
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}
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// Sets camera format to a controller
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virtual Common::Input::DriverResult SetCameraFormat(
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[[maybe_unused]] const PadIdentifier& identifier,
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[[maybe_unused]] Common::Input::CameraFormat camera_format) {
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return Common::Input::DriverResult::NotSupported;
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}
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// Returns success if nfc is supported
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virtual Common::Input::NfcState SupportsNfc(
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[[maybe_unused]] const PadIdentifier& identifier) const {
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return Common::Input::NfcState::NotSupported;
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}
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// Start scanning for nfc tags
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virtual Common::Input::NfcState StartNfcPolling(
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[[maybe_unused]] const PadIdentifier& identifier_) {
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return Common::Input::NfcState::NotSupported;
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}
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// Start scanning for nfc tags
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virtual Common::Input::NfcState StopNfcPolling(
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[[maybe_unused]] const PadIdentifier& identifier_) {
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return Common::Input::NfcState::NotSupported;
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}
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// Reads data from amiibo tag
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virtual Common::Input::NfcState ReadAmiiboData(
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[[maybe_unused]] const PadIdentifier& identifier_,
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[[maybe_unused]] std::vector<u8>& out_data) {
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return Common::Input::NfcState::NotSupported;
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}
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// Writes data to an nfc tag
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virtual Common::Input::NfcState WriteNfcData([[maybe_unused]] const PadIdentifier& identifier,
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[[maybe_unused]] const std::vector<u8>& data) {
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return Common::Input::NfcState::NotSupported;
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}
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// Reads data from mifare tag
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virtual Common::Input::NfcState ReadMifareData(
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[[maybe_unused]] const PadIdentifier& identifier_,
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[[maybe_unused]] const Common::Input::MifareRequest& request,
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[[maybe_unused]] Common::Input::MifareRequest& out_data) {
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return Common::Input::NfcState::NotSupported;
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}
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// Write data to mifare tag
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virtual Common::Input::NfcState WriteMifareData(
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[[maybe_unused]] const PadIdentifier& identifier_,
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[[maybe_unused]] const Common::Input::MifareRequest& request) {
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return Common::Input::NfcState::NotSupported;
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}
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// Returns the engine name
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[[nodiscard]] const std::string& GetEngineName() const;
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/// Used for automapping features
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virtual std::vector<Common::ParamPackage> GetInputDevices() const {
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return {};
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}
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/// Retrieves the button mappings for the given device
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virtual ButtonMapping GetButtonMappingForDevice(
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[[maybe_unused]] const Common::ParamPackage& params) {
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return {};
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}
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/// Retrieves the analog mappings for the given device
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virtual AnalogMapping GetAnalogMappingForDevice(
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[[maybe_unused]] const Common::ParamPackage& params) {
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return {};
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}
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/// Retrieves the motion mappings for the given device
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virtual MotionMapping GetMotionMappingForDevice(
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[[maybe_unused]] const Common::ParamPackage& params) {
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return {};
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}
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/// Retrieves the name of the given input.
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virtual Common::Input::ButtonNames GetUIName(
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[[maybe_unused]] const Common::ParamPackage& params) const {
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return Common::Input::ButtonNames::Engine;
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}
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/// Retrieves the index number of the given hat button direction
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virtual u8 GetHatButtonId([[maybe_unused]] const std::string& direction_name) const {
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return 0;
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}
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/// Returns true if axis of a stick aren't mapped in the correct direction
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virtual bool IsStickInverted([[maybe_unused]] const Common::ParamPackage& params) {
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return false;
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}
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void PreSetController(const PadIdentifier& identifier);
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void PreSetButton(const PadIdentifier& identifier, int button);
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void PreSetHatButton(const PadIdentifier& identifier, int button);
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void PreSetAxis(const PadIdentifier& identifier, int axis);
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void PreSetMotion(const PadIdentifier& identifier, int motion);
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void ResetButtonState();
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void ResetAnalogState();
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bool GetButton(const PadIdentifier& identifier, int button) const;
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bool GetHatButton(const PadIdentifier& identifier, int button, u8 direction) const;
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f32 GetAxis(const PadIdentifier& identifier, int axis) const;
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Common::Input::BatteryLevel GetBattery(const PadIdentifier& identifier) const;
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Common::Input::BodyColorStatus GetColor(const PadIdentifier& identifier) const;
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BasicMotion GetMotion(const PadIdentifier& identifier, int motion) const;
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Common::Input::CameraStatus GetCamera(const PadIdentifier& identifier) const;
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Common::Input::NfcStatus GetNfc(const PadIdentifier& identifier) const;
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int SetCallback(InputIdentifier input_identifier);
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void SetMappingCallback(MappingCallback callback);
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void DeleteCallback(int key);
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protected:
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void SetButton(const PadIdentifier& identifier, int button, bool value);
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void SetHatButton(const PadIdentifier& identifier, int button, u8 value);
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void SetAxis(const PadIdentifier& identifier, int axis, f32 value);
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void SetBattery(const PadIdentifier& identifier, Common::Input::BatteryLevel value);
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void SetColor(const PadIdentifier& identifier, Common::Input::BodyColorStatus value);
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void SetMotion(const PadIdentifier& identifier, int motion, const BasicMotion& value);
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void SetCamera(const PadIdentifier& identifier, const Common::Input::CameraStatus& value);
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void SetNfc(const PadIdentifier& identifier, const Common::Input::NfcStatus& value);
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virtual std::string GetHatButtonName([[maybe_unused]] u8 direction_value) const {
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return "Unknown";
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}
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private:
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struct ControllerData {
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std::unordered_map<int, bool> buttons;
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std::unordered_map<int, u8> hat_buttons;
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std::unordered_map<int, float> axes;
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std::unordered_map<int, BasicMotion> motions;
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Common::Input::BatteryLevel battery{};
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Common::Input::BodyColorStatus color{};
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Common::Input::CameraStatus camera{};
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Common::Input::NfcStatus nfc{};
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};
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void TriggerOnButtonChange(const PadIdentifier& identifier, int button, bool value);
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void TriggerOnHatButtonChange(const PadIdentifier& identifier, int button, u8 value);
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void TriggerOnAxisChange(const PadIdentifier& identifier, int axis, f32 value);
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void TriggerOnBatteryChange(const PadIdentifier& identifier, Common::Input::BatteryLevel value);
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void TriggerOnColorChange(const PadIdentifier& identifier,
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Common::Input::BodyColorStatus value);
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void TriggerOnMotionChange(const PadIdentifier& identifier, int motion,
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const BasicMotion& value);
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void TriggerOnCameraChange(const PadIdentifier& identifier,
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const Common::Input::CameraStatus& value);
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void TriggerOnNfcChange(const PadIdentifier& identifier, const Common::Input::NfcStatus& value);
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bool 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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mutable std::mutex mutex;
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mutable std::mutex mutex_callback;
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bool configuring{false};
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const std::string input_engine;
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int last_callback_key = 0;
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std::unordered_map<PadIdentifier, ControllerData> controller_list;
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std::unordered_map<int, InputIdentifier> callback_list;
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MappingCallback mapping_callback;
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};
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} // namespace InputCommon
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