// Copyright 2017 Citra Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#include <memory>
#include <thread>
#include "common/input.h"
#include "common/param_package.h"
#include "input_common/drivers/gc_adapter.h"
#include "input_common/drivers/keyboard.h"
#include "input_common/drivers/mouse.h"
#include "input_common/drivers/tas_input.h"
#include "input_common/drivers/touch_screen.h"
#include "input_common/drivers/udp_client.h"
#include "input_common/helpers/stick_from_buttons.h"
#include "input_common/helpers/touch_from_buttons.h"
#include "input_common/input_engine.h"
#include "input_common/input_mapping.h"
#include "input_common/input_poller.h"
#include "input_common/main.h"
#ifdef HAVE_SDL2
#include "input_common/drivers/sdl_driver.h"
#endif
namespace InputCommon {
struct InputSubsystem::Impl {
void Initialize() {
mapping_factory = std::make_shared<MappingFactory>();
MappingCallback mapping_callback{[this](MappingData data) { RegisterInput(data); }};
keyboard = std::make_shared<Keyboard>("keyboard");
keyboard->SetMappingCallback(mapping_callback);
keyboard_factory = std::make_shared<InputFactory>(keyboard);
Input::RegisterFactory<Input::InputDevice>(keyboard->GetEngineName(), keyboard_factory);
mouse = std::make_shared<Mouse>("mouse");
mouse->SetMappingCallback(mapping_callback);
mouse_factory = std::make_shared<InputFactory>(mouse);
Input::RegisterFactory<Input::InputDevice>(mouse->GetEngineName(), mouse_factory);
touch_screen = std::make_shared<TouchScreen>("touch");
touch_screen_factory = std::make_shared<InputFactory>(touch_screen);
Input::RegisterFactory<Input::InputDevice>(touch_screen->GetEngineName(),
touch_screen_factory);
gcadapter = std::make_shared<GCAdapter>("gcpad");
gcadapter->SetMappingCallback(mapping_callback);
gcadapter_input_factory = std::make_shared<InputFactory>(gcadapter);
gcadapter_output_factory = std::make_shared<OutputFactory>(gcadapter);
Input::RegisterFactory<Input::InputDevice>(gcadapter->GetEngineName(), gcadapter_input_factory);
Input::RegisterFactory<Input::OutputDevice>(gcadapter->GetEngineName(), gcadapter_output_factory);
udp_client = std::make_shared<CemuhookUDP::UDPClient>("cemuhookudp");
udp_client->SetMappingCallback(mapping_callback);
udp_client_factory = std::make_shared<InputFactory>(udp_client);
Input::RegisterFactory<Input::InputDevice>(udp_client->GetEngineName(), udp_client_factory);
tas_input = std::make_shared<TasInput::Tas>("tas");
tas_input->SetMappingCallback(mapping_callback);
tas_input_factory = std::make_shared<InputFactory>(tas_input);
Input::RegisterFactory<Input::InputDevice>(tas_input->GetEngineName(), tas_input_factory);
#ifdef HAVE_SDL2
sdl = std::make_shared<SDLDriver>("sdl");
sdl->SetMappingCallback(mapping_callback);
sdl_input_factory = std::make_shared<InputFactory>(sdl);
sdl_output_factory = std::make_shared<OutputFactory>(sdl);
Input::RegisterFactory<Input::InputDevice>(sdl->GetEngineName(), sdl_input_factory);
Input::RegisterFactory<Input::OutputDevice>(sdl->GetEngineName(), sdl_output_factory);
#endif
Input::RegisterFactory<Input::InputDevice>("touch_from_button",
std::make_shared<TouchFromButton>());
Input::RegisterFactory<Input::InputDevice>("analog_from_button",
std::make_shared<StickFromButton>());
}
void Shutdown() {
Input::UnregisterFactory<Input::InputDevice>(keyboard->GetEngineName());
keyboard.reset();
Input::UnregisterFactory<Input::InputDevice>(mouse->GetEngineName());
mouse.reset();
Input::UnregisterFactory<Input::InputDevice>(touch_screen->GetEngineName());
touch_screen.reset();
Input::UnregisterFactory<Input::InputDevice>(gcadapter->GetEngineName());
gcadapter.reset();
Input::UnregisterFactory<Input::InputDevice>(udp_client->GetEngineName());
udp_client.reset();
Input::UnregisterFactory<Input::InputDevice>(tas_input->GetEngineName());
tas_input.reset();
#ifdef HAVE_SDL2
Input::UnregisterFactory<Input::InputDevice>(sdl->GetEngineName());
sdl.reset();
#endif
Input::UnregisterFactory<Input::InputDevice>("touch_from_button");
Input::UnregisterFactory<Input::InputDevice>("analog_from_button");
}
[[nodiscard]] std::vector<Common::ParamPackage> GetInputDevices() const {
std::vector<Common::ParamPackage> devices = {
Common::ParamPackage{{"display", "Any"}, {"engine", "any"}},
};
auto keyboard_devices = keyboard->GetInputDevices();
devices.insert(devices.end(), keyboard_devices.begin(), keyboard_devices.end());
auto mouse_devices = mouse->GetInputDevices();
devices.insert(devices.end(), mouse_devices.begin(), mouse_devices.end());
auto gcadapter_devices = gcadapter->GetInputDevices();
devices.insert(devices.end(), gcadapter_devices.begin(), gcadapter_devices.end());
auto tas_input_devices = tas_input->GetInputDevices();
devices.insert(devices.end(), tas_input_devices.begin(), tas_input_devices.end());
#ifdef HAVE_SDL2
auto sdl_devices = sdl->GetInputDevices();
devices.insert(devices.end(), sdl_devices.begin(), sdl_devices.end());
#endif
return devices;
}
[[nodiscard]] AnalogMapping GetAnalogMappingForDevice(
const Common::ParamPackage& params) const {
if (!params.Has("engine") || params.Get("engine", "") == "any") {
return {};
}
const std::string engine = params.Get("engine", "");
if (engine == gcadapter->GetEngineName()) {
return gcadapter->GetAnalogMappingForDevice(params);
}
if (engine == tas_input->GetEngineName()) {
return tas_input->GetAnalogMappingForDevice(params);
}
#ifdef HAVE_SDL2
if (engine == sdl->GetEngineName()) {
return sdl->GetAnalogMappingForDevice(params);
}
#endif
return {};
}
[[nodiscard]] ButtonMapping GetButtonMappingForDevice(
const Common::ParamPackage& params) const {
if (!params.Has("engine") || params.Get("engine", "") == "any") {
return {};
}
const std::string engine = params.Get("engine", "");
if (engine == gcadapter->GetEngineName()) {
return gcadapter->GetButtonMappingForDevice(params);
}
if (engine == tas_input->GetEngineName()) {
return tas_input->GetButtonMappingForDevice(params);
}
#ifdef HAVE_SDL2
if (engine == sdl->GetEngineName()) {
return sdl->GetButtonMappingForDevice(params);
}
#endif
return {};
}
[[nodiscard]] MotionMapping GetMotionMappingForDevice(
const Common::ParamPackage& params) const {
if (!params.Has("engine") || params.Get("engine", "") == "any") {
return {};
}
const std::string engine = params.Get("engine", "");
if (engine == gcadapter->GetEngineName()) {
return gcadapter->GetMotionMappingForDevice(params);
}
#ifdef HAVE_SDL2
if (engine == sdl->GetEngineName()) {
return sdl->GetMotionMappingForDevice(params);
}
#endif
return {};
}
std::string GetButtonName(const Common::ParamPackage& params) const {
if (!params.Has("engine") || params.Get("engine", "") == "any") {
return "Unknown";
}
const std::string engine = params.Get("engine", "");
if (engine == mouse->GetEngineName()) {
return mouse->GetUIName(params);
}
if (engine == gcadapter->GetEngineName()) {
return gcadapter->GetUIName(params);
}
if (engine == udp_client->GetEngineName()) {
return udp_client->GetUIName(params);
}
if (engine == tas_input->GetEngineName()) {
return tas_input->GetUIName(params);
}
#ifdef HAVE_SDL2
if (engine == sdl->GetEngineName()) {
return sdl->GetUIName(params);
}
#endif
return "Bad engine";
}
bool IsController(const Common::ParamPackage& params) {
const std::string engine = params.Get("engine", "");
if (engine == mouse->GetEngineName()) {
return true;
}
if (engine == gcadapter->GetEngineName()) {
return true;
}
if (engine == tas_input->GetEngineName()) {
return true;
}
#ifdef HAVE_SDL2
if (engine == sdl->GetEngineName()) {
return true;
}
#endif
return false;
}
void BeginConfiguration() {
keyboard->BeginConfiguration();
mouse->BeginConfiguration();
gcadapter->BeginConfiguration();
udp_client->BeginConfiguration();
#ifdef HAVE_SDL2
sdl->BeginConfiguration();
#endif
}
void EndConfiguration() {
keyboard->EndConfiguration();
mouse->EndConfiguration();
gcadapter->EndConfiguration();
udp_client->EndConfiguration();
#ifdef HAVE_SDL2
sdl->EndConfiguration();
#endif
}
void RegisterInput(MappingData data) {
mapping_factory->RegisterInput(data);
}
std::shared_ptr<MappingFactory> mapping_factory;
std::shared_ptr<Keyboard> keyboard;
std::shared_ptr<Mouse> mouse;
std::shared_ptr<GCAdapter> gcadapter;
std::shared_ptr<TouchScreen> touch_screen;
std::shared_ptr<TasInput::Tas> tas_input;
std::shared_ptr<CemuhookUDP::UDPClient> udp_client;
std::shared_ptr<InputFactory> keyboard_factory;
std::shared_ptr<InputFactory> mouse_factory;
std::shared_ptr<InputFactory> gcadapter_input_factory;
std::shared_ptr<InputFactory> touch_screen_factory;
std::shared_ptr<InputFactory> udp_client_factory;
std::shared_ptr<InputFactory> tas_input_factory;
std::shared_ptr<OutputFactory> gcadapter_output_factory;
#ifdef HAVE_SDL2
std::shared_ptr<SDLDriver> sdl;
std::shared_ptr<InputFactory> sdl_input_factory;
std::shared_ptr<OutputFactory> sdl_output_factory;
#endif
};
InputSubsystem::InputSubsystem() : impl{std::make_unique<Impl>()} {}
InputSubsystem::~InputSubsystem() = default;
void InputSubsystem::Initialize() {
impl->Initialize();
}
void InputSubsystem::Shutdown() {
impl->Shutdown();
}
Keyboard* InputSubsystem::GetKeyboard() {
return impl->keyboard.get();
}
const Keyboard* InputSubsystem::GetKeyboard() const {
return impl->keyboard.get();
}
Mouse* InputSubsystem::GetMouse() {
return impl->mouse.get();
}
const Mouse* InputSubsystem::GetMouse() const {
return impl->mouse.get();
}
TouchScreen* InputSubsystem::GetTouchScreen() {
return impl->touch_screen.get();
}
const TouchScreen* InputSubsystem::GetTouchScreen() const {
return impl->touch_screen.get();
}
TasInput::Tas* InputSubsystem::GetTas() {
return impl->tas_input.get();
}
const TasInput::Tas* InputSubsystem::GetTas() const {
return impl->tas_input.get();
}
std::vector<Common::ParamPackage> InputSubsystem::GetInputDevices() const {
return impl->GetInputDevices();
}
AnalogMapping InputSubsystem::GetAnalogMappingForDevice(const Common::ParamPackage& device) const {
return impl->GetAnalogMappingForDevice(device);
}
ButtonMapping InputSubsystem::GetButtonMappingForDevice(const Common::ParamPackage& device) const {
return impl->GetButtonMappingForDevice(device);
}
MotionMapping InputSubsystem::GetMotionMappingForDevice(const Common::ParamPackage& device) const {
return impl->GetMotionMappingForDevice(device);
}
std::string InputSubsystem::GetButtonName(const Common::ParamPackage& params) const {
const std::string toggle = params.Get("toggle", false) ? "~" : "";
const std::string inverted = params.Get("inverted", false) ? "!" : "";
const std::string button_name = impl->GetButtonName(params);
std::string axis_direction = "";
if (params.Has("axis")) {
axis_direction = params.Get("invert", "+");
}
return fmt::format("{}{}{}{}", toggle, inverted, button_name, axis_direction);
}
bool InputSubsystem::IsController(const Common::ParamPackage& params) const {
return impl->IsController(params);
}
void InputSubsystem::ReloadInputDevices() {
impl->udp_client.get()->ReloadSockets();
}
void InputSubsystem::BeginMapping(Polling::InputType type) {
impl->BeginConfiguration();
impl->mapping_factory->BeginMapping(type);
}
const Common::ParamPackage InputSubsystem::GetNextInput() const {
return impl->mapping_factory->GetNextInput();
}
void InputSubsystem::StopMapping() const {
impl->EndConfiguration();
impl->mapping_factory->StopMapping();
}
std::string GenerateKeyboardParam(int key_code) {
Common::ParamPackage param;
param.Set("engine", "keyboard");
param.Set("code", key_code);
param.Set("toggle", false);
return param.Serialize();
}
std::string GenerateAnalogParamFromKeys(int key_up, int key_down, int key_left, int key_right,
int key_modifier, float modifier_scale) {
Common::ParamPackage circle_pad_param{
{"engine", "analog_from_button"},
{"up", GenerateKeyboardParam(key_up)},
{"down", GenerateKeyboardParam(key_down)},
{"left", GenerateKeyboardParam(key_left)},
{"right", GenerateKeyboardParam(key_right)},
{"modifier", GenerateKeyboardParam(key_modifier)},
{"modifier_scale", std::to_string(modifier_scale)},
};
return circle_pad_param.Serialize();
}
} // namespace InputCommon