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// Copyright 2010 Dolphin Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later
#pragma once
#include <SDL.h>
#if SDL_VERSION_ATLEAST(1, 3, 0)
#define USE_SDL_HAPTIC
#endif
#if SDL_VERSION_ATLEAST(2, 0, 14)
#define USE_SDL_GAMECONTROLLER
#endif
#ifdef USE_SDL_HAPTIC
#include <SDL_haptic.h>
#endif
#ifdef USE_SDL_GAMECONTROLLER
#include <SDL_gamecontroller.h>
#endif
#include "InputCommon/ControllerInterface/CoreDevice.h"
#include "InputCommon/ControllerInterface/InputBackend.h"
namespace ciface::SDL
{
std::unique_ptr<ciface::InputBackend> CreateInputBackend(ControllerInterface* controller_interface);
class Joystick : public Core::Device
{
private:
class Button : public Core::Device::Input
{
public:
std::string GetName() const override;
Button(u8 index, SDL_Joystick* js) : m_js(js), m_index(index) {}
ControlState GetState() const override;
private:
SDL_Joystick* const m_js;
const u8 m_index;
};
class Axis : public Core::Device::Input
{
public:
std::string GetName() const override;
Axis(u8 index, SDL_Joystick* js, Sint16 range) : m_js(js), m_range(range), m_index(index) {}
ControlState GetState() const override;
private:
SDL_Joystick* const m_js;
const Sint16 m_range;
const u8 m_index;
};
class Hat : public Input
{
public:
std::string GetName() const override;
Hat(u8 index, SDL_Joystick* js, u8 direction) : m_js(js), m_direction(direction), m_index(index)
{
}
ControlState GetState() const override;
private:
SDL_Joystick* const m_js;
const u8 m_direction;
const u8 m_index;
};
#ifdef USE_SDL_HAPTIC
class HapticEffect : public Output
{
public:
HapticEffect(SDL_Haptic* haptic);
~HapticEffect();
protected:
virtual bool UpdateParameters(s16 value) = 0;
static void SetDirection(SDL_HapticDirection* dir);
SDL_HapticEffect m_effect = {};
static constexpr u16 DISABLED_EFFECT_TYPE = 0;
private:
virtual void SetState(ControlState state) override final;
void UpdateEffect();
SDL_Haptic* const m_haptic;
int m_id = -1;
};
class ConstantEffect : public HapticEffect
{
public:
ConstantEffect(SDL_Haptic* haptic);
std::string GetName() const override;
private:
bool UpdateParameters(s16 value) override;
};
class RampEffect : public HapticEffect
{
public:
RampEffect(SDL_Haptic* haptic);
std::string GetName() const override;
private:
bool UpdateParameters(s16 value) override;
};
class PeriodicEffect : public HapticEffect
{
public:
PeriodicEffect(SDL_Haptic* haptic, u16 waveform);
std::string GetName() const override;
private:
bool UpdateParameters(s16 value) override;
const u16 m_waveform;
};
class LeftRightEffect : public HapticEffect
{
public:
enum class Motor : u8
{
Weak,
Strong,
};
LeftRightEffect(SDL_Haptic* haptic, Motor motor);
std::string GetName() const override;
private:
bool UpdateParameters(s16 value) override;
const Motor m_motor;
};
#endif
#if SDL_VERSION_ATLEAST(2, 0, 9)
class Motor : public Output
{
public:
explicit Motor(SDL_Joystick* js) : m_js(js){};
std::string GetName() const override;
void SetState(ControlState state) override;
private:
SDL_Joystick* const m_js;
};
#endif
#ifdef USE_SDL_GAMECONTROLLER
class MotionInput : public Input
{
public:
MotionInput(std::string name, SDL_GameController* gc, SDL_SensorType type, int index,
ControlState scale)
: m_name(std::move(name)), m_gc(gc), m_type(type), m_index(index), m_scale(scale){};
std::string GetName() const override { return m_name; };
bool IsDetectable() const override { return false; };
ControlState GetState() const override;
private:
std::string m_name;
SDL_GameController* const m_gc;
SDL_SensorType const m_type;
int const m_index;
ControlState const m_scale;
};
#endif
public:
Joystick(SDL_Joystick* const joystick, const int sdl_index);
~Joystick();
std::string GetName() const override;
std::string GetSource() const override;
SDL_Joystick* GetSDLJoystick() const;
private:
SDL_Joystick* const m_joystick;
std::string m_name;
#ifdef USE_SDL_HAPTIC
SDL_Haptic* m_haptic = nullptr;
#endif
#ifdef USE_SDL_GAMECONTROLLER
SDL_GameController* m_controller = nullptr;
#endif
};
} // namespace ciface::SDL
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