yaze::emu::input::IInputBackend Class Reference

Abstract input backend interface. More...

#include <input_backend.h>

Inheritance diagram for yaze::emu::input::IInputBackend:

Public Member Functions
virtual	~IInputBackend ()=default
virtual bool	Initialize (const InputConfig &config)=0
	Initialize the input backend.
virtual void	Shutdown ()=0
	Shutdown the input backend.
virtual ControllerState	Poll (int player=1)=0
	Poll current input state (call every frame)
virtual void	ProcessEvent (void *event)=0
	Process platform-specific events (optional)
virtual InputConfig	GetConfig () const =0
	Get current configuration.
virtual void	SetConfig (const InputConfig &config)=0
	Update configuration (hot-reload)
virtual std::string	GetBackendName () const =0
	Get backend name for debugging.
virtual bool	IsInitialized () const =0
	Check if backend is initialized.

Detailed Description

Abstract input backend interface.

Allows swapping between SDL2, SDL3, or custom input implementations without changing emulator code.

Definition at line 84 of file input_backend.h.

Constructor & Destructor Documentation

~IInputBackend()

virtual yaze::emu::input::IInputBackend::~IInputBackend ( )

virtualdefault

Member Function Documentation

Initialize()

virtual bool yaze::emu::input::IInputBackend::Initialize ( const InputConfig &  config )

pure virtual

Initialize the input backend.

Implemented in yaze::emu::input::SDL2InputBackend, and yaze::emu::input::NullInputBackend.

Shutdown()

virtual void yaze::emu::input::IInputBackend::Shutdown ( )

pure virtual

Shutdown the input backend.

Implemented in yaze::emu::input::SDL2InputBackend, and yaze::emu::input::NullInputBackend.

Poll()

virtual ControllerState yaze::emu::input::IInputBackend::Poll ( int  player = 1 )

pure virtual

Poll current input state (call every frame)

Parameters

player

Player number (1-4)

Returns

Current controller state

Implemented in yaze::emu::input::SDL2InputBackend, and yaze::emu::input::NullInputBackend.

ProcessEvent()

virtual void yaze::emu::input::IInputBackend::ProcessEvent ( void *  event )

pure virtual

Process platform-specific events (optional)

Parameters

event

Platform-specific event data (e.g., SDL_Event*)

Implemented in yaze::emu::input::SDL2InputBackend, and yaze::emu::input::NullInputBackend.

GetConfig()

virtual InputConfig yaze::emu::input::IInputBackend::GetConfig ( ) const

pure virtual

Get current configuration.

Implemented in yaze::emu::input::SDL2InputBackend, and yaze::emu::input::NullInputBackend.

SetConfig()

virtual void yaze::emu::input::IInputBackend::SetConfig ( const InputConfig &  config )

pure virtual

Update configuration (hot-reload)

Implemented in yaze::emu::input::SDL2InputBackend, and yaze::emu::input::NullInputBackend.

GetBackendName()

virtual std::string yaze::emu::input::IInputBackend::GetBackendName ( ) const

pure virtual

Get backend name for debugging.

Implemented in yaze::emu::input::SDL2InputBackend, and yaze::emu::input::NullInputBackend.

Referenced by yaze::emu::ui::RenderKeyboardConfig(), and yaze::emu::Emulator::Run().

IsInitialized()

virtual bool yaze::emu::input::IInputBackend::IsInitialized ( ) const

pure virtual

Check if backend is initialized.

Implemented in yaze::emu::input::SDL2InputBackend, and yaze::emu::input::NullInputBackend.

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The documentation for this class was generated from the following file:

• src/app/emu/input/input_backend.h