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// Copyright 2015 Dolphin Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later
#pragma once
#include <map>
#include <string>
#include <vector>
#include "InputCommon/ControllerInterface/ControllerInterface.h"
namespace ciface::Pipes
{
// To create a piped controller input, create a named pipe in the
// Pipes directory and write commands out to it. Commands are separated
// by a newline character, with spaces separating command tokens.
// Command syntax is as follows, where curly brackets are one-of and square
// brackets are inclusive numeric ranges. Cases are sensitive. Numeric inputs
// are clamped to [0, 1] and otherwise invalid commands are discarded.
// {PRESS, RELEASE} {A, B, X, Y, Z, START, L, R, D_UP, D_DOWN, D_LEFT, D_RIGHT}
// SET {L, R} [0, 1]
// SET {MAIN, C} [0, 1] [0, 1]
std::unique_ptr<ciface::InputBackend> CreateInputBackend(ControllerInterface* controller_interface);
class PipeDevice : public Core::Device
{
public:
PipeDevice(int fd, const std::string& name);
~PipeDevice();
Core::DeviceRemoval UpdateInput() override;
std::string GetName() const override { return m_name; }
std::string GetSource() const override { return "Pipe"; }
private:
class PipeInput : public Input
{
public:
PipeInput(const std::string& name) : m_name(name), m_state(0.0) {}
std::string GetName() const override { return m_name; }
ControlState GetState() const override { return m_state; }
void SetState(ControlState state) { m_state = state; }
private:
const std::string m_name;
ControlState m_state;
};
void AddAxis(const std::string& name, double value);
void ParseCommand(const std::string& command);
void SetAxis(const std::string& entry, double value);
const int m_fd;
const std::string m_name;
std::string m_buf;
std::map<std::string, PipeInput*> m_buttons;
std::map<std::string, PipeInput*> m_axes;
};
} // namespace ciface::Pipes
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