#include <snes.h>

Public Member Functions
	Snes ()

	~Snes ()=default

void	Init (const std::vector< uint8_t > &rom_data)

void	Reset (bool hard=false)

void	RunFrame ()

void	RunAudioFrame ()

void	CatchUpApu ()

void	HandleInput ()

void	RunCycle ()

void	RunCycles (int cycles)

void	SyncCycles (bool start, int sync_cycles)

uint8_t	ReadBBus (uint8_t adr)

uint8_t	ReadReg (uint16_t adr)

uint8_t	Rread (uint32_t adr)

uint8_t	Read (uint32_t adr)

void	WriteBBus (uint8_t adr, uint8_t val)

void	WriteReg (uint16_t adr, uint8_t val)

void	Write (uint32_t adr, uint8_t val)

int	GetAccessTime (uint32_t adr)

uint8_t	CpuRead (uint32_t adr)

void	CpuWrite (uint32_t adr, uint8_t val)

void	CpuIdle (bool waiting)

void	InitAccessTime (bool recalc)

void	SetSamples (int16_t *sample_data, int wanted_samples)

void	SetPixels (uint8_t *pixel_data)

void	SetButtonState (int player, int button, bool pressed)

absl::Status	loadState (const std::string &path)

absl::Status	saveState (const std::string &path)

absl::Status	LoadLegacyState (std::istream &file)

bool	running () const

bool	audio_only_mode () const

void	set_audio_only_mode (bool mode)

auto	cpu () -> Cpu &

auto	ppu () -> Ppu &

auto	apu () -> Apu &

auto	apu () const -> const Apu &

auto	memory () -> MemoryImpl &

auto	get_ram () -> uint8_t *

auto	mutable_cycles () -> uint64_t &

uint16_t	GetInput1State () const

uint16_t	GetInput2State () const

uint16_t	GetPortAutoRead (int index) const

bool	IsAutoJoyReadEnabled () const

void	ResetFrameMetrics ()

void	AccumulateDmaBytes (uint32_t bytes)

void	AccumulateVramBytes (uint32_t bytes)

uint64_t	dma_bytes_frame () const

uint64_t	vram_bytes_frame () const

auto	apu_handshake_tracker () -> debug::ApuHandshakeTracker &

Public Attributes
std::vector< uint8_t >	access_time

bool	fast_mem_ = false

Private Attributes
MemoryImpl	memory_

Cpu	cpu_ {memory_}

Ppu	ppu_ {memory_}

Apu	apu_ {memory_}

std::vector< uint8_t >	rom_data

bool	running_ = false

bool	audio_only_mode_ = false

uint8_t	ram [0x20000]

uint32_t	ram_adr_

uint32_t	frames_ = 0

uint64_t	cycles_ = 0

uint64_t	sync_cycle_ = 0

uint64_t	dma_bytes_frame_ = 0

uint64_t	vram_bytes_frame_ = 0

double	apu_catchup_cycles_

uint32_t	next_horiz_event

bool	h_irq_enabled_ = false

bool	v_irq_enabled_ = false

bool	nmi_enabled_ = false

uint16_t	h_timer_ = 0

uint16_t	v_timer_ = 0

bool	in_nmi_ = false

bool	irq_condition_ = false

bool	in_irq_ = false

bool	in_vblank_

uint8_t	multiply_a_

uint16_t	multiply_result_

uint16_t	divide_a_

uint16_t	divide_result_

Input	input1

Input	input2

uint16_t	port_auto_read_ [4]

bool	auto_joy_read_ = false

uint16_t	auto_joy_timer_ = 0

bool	ppu_latch_

debug::ApuHandshakeTracker	apu_handshake_tracker_

Detailed Description

Definition at line 28 of file snes.h.

Constructor & Destructor Documentation

◆ Snes()

yaze::emu::Snes::Snes ( )

inline

Definition at line 30 of file snes.h.

References yaze::emu::Cpu::callbacks(), cpu_, CpuIdle(), CpuRead(), CpuWrite(), input1, and input2.

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◆ ~Snes()

yaze::emu::Snes::~Snes ( )

default

Member Function Documentation

◆ Init()

void yaze::emu::Snes::Init ( const std::vector< uint8_t > & rom_data )

Definition at line 162 of file snes.cc.

References apu_, apu_handshake_tracker_, yaze::emu::Apu::Init(), yaze::emu::Ppu::Init(), yaze::emu::MemoryImpl::Initialize(), LOG_DEBUG, memory_, ppu_, Reset(), rom_data, running_, and yaze::emu::Apu::set_handshake_tracker().

Referenced by yaze::emu::Emulator::EnsureInitialized(), yaze::cli::handlers::ToolsHarnessStateCommandHandler::GenerateHarnessState(), main(), yaze::emu::Emulator::Run(), and yaze::test::EmulatorTestSuite::RunApuHandshakeTest().

◆ Reset()

void yaze::emu::Snes::Reset ( bool hard = false )

Definition at line 181 of file snes.cc.

References apu_, apu_catchup_cycles_, auto_joy_read_, auto_joy_timer_, cpu_, yaze::emu::Input::current_state_, cycles_, divide_a_, divide_result_, fast_mem_, frames_, h_irq_enabled_, h_timer_, in_irq_, in_nmi_, in_vblank_, InitAccessTime(), input1, input2, irq_condition_, yaze::emu::Input::latch_line_, yaze::emu::Input::latched_state_, LOG_DEBUG, memory_, multiply_a_, multiply_result_, next_horiz_event, nmi_enabled_, yaze::emu::Cpu::PB, yaze::emu::Cpu::PC, port_auto_read_, ppu_, ppu_latch_, yaze::emu::Input::previous_state_, ram, ram_adr_, yaze::emu::Apu::Reset(), yaze::emu::Ppu::Reset(), yaze::emu::Cpu::Reset(), yaze::emu::ResetDma(), yaze::emu::MemoryImpl::set_h_pos(), yaze::emu::MemoryImpl::set_open_bus(), yaze::emu::MemoryImpl::set_v_pos(), sync_cycle_, v_irq_enabled_, and v_timer_.

Referenced by yaze::emu::render::SaveStateManager::BootToTitleScreen(), yaze::cli::handlers::ToolsHarnessStateCommandHandler::GenerateHarnessState(), Init(), and yaze::emu::Emulator::RenderModernCpuDebugger().

◆ RunFrame()

void yaze::emu::Snes::RunFrame ( )

Definition at line 229 of file snes.cc.

References cpu_, frames_, in_vblank_, and yaze::emu::Cpu::RunOpcode().

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◆ RunAudioFrame()

void yaze::emu::Snes::RunAudioFrame ( )

Definition at line 243 of file snes.cc.

References audio_only_mode_, cpu_, frames_, in_vblank_, and yaze::emu::Cpu::RunOpcode().

Referenced by yaze::emu::Emulator::RunAudioFrame().

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◆ CatchUpApu()

void yaze::emu::Snes::CatchUpApu ( )

Definition at line 267 of file snes.cc.

References apu_, cycles_, and yaze::emu::Apu::RunCycles().

Referenced by ReadBBus(), RunCycle(), and WriteBBus().

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◆ HandleInput()

void yaze::emu::Snes::HandleInput ( )

Definition at line 273 of file snes.cc.

References auto_joy_timer_, yaze::emu::Input::current_state_, input1, input2, port_auto_read_, and yaze::emu::Input::previous_state_.

Referenced by RunCycle().

◆ RunCycle()

void yaze::emu::Snes::RunCycle ( )

Todo: this starts a little after start of vblank

Definition at line 315 of file snes.cc.

References apu_, audio_only_mode_, auto_joy_read_, auto_joy_timer_, yaze::emu::Ppu::CatchUp(), CatchUpApu(), yaze::emu::Ppu::CheckOverscan(), cpu_, cycles_, yaze::emu::Apu::dsp(), yaze::emu::Ppu::even_frame, yaze::emu::Ppu::frame_interlace, frames_, h_irq_enabled_, yaze::emu::MemoryImpl::h_pos(), h_timer_, yaze::emu::Ppu::HandleFrameStart(), HandleInput(), yaze::emu::Ppu::HandleVblank(), in_irq_, in_nmi_, in_vblank_, yaze::emu::MemoryImpl::init_hdma_request(), irq_condition_, LOG_DEBUG, LOG_INFO, memory_, next_horiz_event, yaze::emu::Cpu::Nmi(), nmi_enabled_, yaze::emu::MemoryImpl::pal_timing(), ppu_, yaze::emu::MemoryImpl::run_hdma_request(), yaze::emu::MemoryImpl::set_h_pos(), yaze::emu::MemoryImpl::set_v_pos(), yaze::emu::Cpu::SetIrq(), yaze::emu::Ppu::StartLine(), v_irq_enabled_, yaze::emu::MemoryImpl::v_pos(), and v_timer_.

Referenced by yaze::cli::handlers::ToolsHarnessStateCommandHandler::GenerateHarnessState(), and RunCycles().

◆ RunCycles()

void yaze::emu::Snes::RunCycles ( int cycles )

Definition at line 473 of file snes.cc.

References yaze::emu::MemoryImpl::h_pos(), memory_, and RunCycle().

Referenced by CpuIdle(), CpuRead(), CpuWrite(), yaze::emu::DoHdma(), yaze::emu::InitHdma(), SyncCycles(), and yaze::emu::WaitCycle().

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◆ SyncCycles()

void yaze::emu::Snes::SyncCycles	(	bool	start,
		int	sync_cycles )

Definition at line 483 of file snes.cc.

References cycles_, RunCycles(), and sync_cycle_.

Referenced by yaze::emu::DoDma(), yaze::emu::DoHdma(), and yaze::emu::InitHdma().

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◆ ReadBBus()

uint8_t yaze::emu::Snes::ReadBBus ( uint8_t adr )

Definition at line 494 of file snes.cc.

References apu_, CatchUpApu(), cpu_, cycles_, yaze::emu::Apu::GetCycles(), LOG_DEBUG, memory_, yaze::emu::MemoryImpl::open_bus(), yaze::emu::Apu::out_ports_, yaze::emu::Cpu::PB, yaze::emu::Cpu::PC, ppu_, ppu_latch_, ram, ram_adr_, and yaze::emu::Ppu::Read().

Referenced by Rread(), and yaze::emu::TransferByte().

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◆ ReadReg()

uint8_t yaze::emu::Snes::ReadReg ( uint16_t adr )

Definition at line 527 of file snes.cc.

References auto_joy_timer_, cpu_, divide_result_, yaze::emu::MemoryImpl::h_pos(), in_irq_, in_nmi_, in_vblank_, memory_, multiply_result_, yaze::emu::MemoryImpl::open_bus(), port_auto_read_, ppu_latch_, and yaze::emu::Cpu::SetIrq().

Referenced by Rread().

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◆ Rread()

uint8_t yaze::emu::Snes::Rread ( uint32_t adr )

Definition at line 587 of file snes.cc.

References yaze::emu::MemoryImpl::cart_read(), input1, input2, memory_, yaze::emu::MemoryImpl::open_bus(), ram, ReadBBus(), yaze::emu::ReadDma(), and ReadReg().

Referenced by Read().

◆ Read()

uint8_t yaze::emu::Snes::Read ( uint32_t adr )

Definition at line 620 of file snes.cc.

References memory_, Rread(), and yaze::emu::MemoryImpl::set_open_bus().

Referenced by CpuRead(), yaze::emu::DoHdma(), yaze::cli::handlers::ToolsHarnessStateCommandHandler::GenerateHarnessState(), yaze::emu::InitHdma(), yaze::emu::render::SaveStateManager::ReadWram(), yaze::emu::render::SaveStateManager::ReadWram16(), and yaze::emu::TransferByte().

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◆ WriteBBus()

void yaze::emu::Snes::WriteBBus	(	uint8_t	adr,
		uint8_t	val )

Definition at line 626 of file snes.cc.

References apu_, apu_handshake_tracker_, audio_only_mode_, yaze::emu::Ppu::CatchUp(), CatchUpApu(), cpu_, yaze::emu::MemoryImpl::h_pos(), yaze::emu::Apu::in_ports_, in_vblank_, memory_, yaze::emu::debug::ApuHandshakeTracker::OnCpuPortWrite(), yaze::emu::Cpu::PB, yaze::emu::Cpu::PC, ppu_, ram, ram_adr_, yaze::emu::MemoryImpl::v_pos(), and yaze::emu::Ppu::Write().

Referenced by yaze::emu::TransferByte(), and Write().

◆ WriteReg()

void yaze::emu::Snes::WriteReg	(	uint16_t	adr,
		uint8_t	val )

Definition at line 674 of file snes.cc.

References auto_joy_read_, auto_joy_timer_, cpu_, divide_a_, divide_result_, fast_mem_, h_irq_enabled_, h_timer_, in_irq_, in_nmi_, yaze::emu::Ppu::LatchHV(), memory_, multiply_a_, multiply_result_, yaze::emu::Cpu::Nmi(), nmi_enabled_, ppu_, ppu_latch_, yaze::emu::Cpu::set_int_delay(), yaze::emu::Cpu::SetIrq(), yaze::emu::StartDma(), v_irq_enabled_, and v_timer_.

Referenced by Write().

◆ Write()

void yaze::emu::Snes::Write	(	uint32_t	adr,
		uint8_t	val )

Definition at line 770 of file snes.cc.

References yaze::emu::MemoryImpl::cart_write(), input1, input2, memory_, ram, yaze::emu::MemoryImpl::set_open_bus(), WriteBBus(), yaze::emu::WriteDma(), and WriteReg().

Referenced by CpuWrite(), yaze::test::EmulatorTestSuite::RunApuHandshakeTest(), yaze::emu::render::SaveStateManager::StartNewGame(), yaze::emu::render::SaveStateManager::TeleportToRoomViaWram(), and yaze::emu::TransferByte().

◆ GetAccessTime()

int yaze::emu::Snes::GetAccessTime ( uint32_t adr )

Definition at line 806 of file snes.cc.

References fast_mem_.

Referenced by InitAccessTime().

◆ CpuRead()

uint8_t yaze::emu::Snes::CpuRead ( uint32_t adr )

Definition at line 822 of file snes.cc.

References access_time, cpu_, yaze::emu::HandleDma(), memory_, Read(), RunCycles(), and yaze::emu::Cpu::set_int_delay().

Referenced by Snes().

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◆ CpuWrite()

void yaze::emu::Snes::CpuWrite	(	uint32_t	adr,
		uint8_t	val )

Definition at line 833 of file snes.cc.

References access_time, cpu_, yaze::emu::HandleDma(), memory_, RunCycles(), yaze::emu::Cpu::set_int_delay(), and Write().

Referenced by Snes().

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◆ CpuIdle()

void yaze::emu::Snes::CpuIdle ( bool waiting )

Definition at line 841 of file snes.cc.

References cpu_, yaze::emu::HandleDma(), memory_, RunCycles(), and yaze::emu::Cpu::set_int_delay().

Referenced by Snes().

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◆ InitAccessTime()

void yaze::emu::Snes::InitAccessTime ( bool recalc )

Definition at line 1137 of file snes.cc.

References access_time, and GetAccessTime().

Referenced by Reset().

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◆ SetSamples()

void yaze::emu::Snes::SetSamples	(	int16_t *	sample_data,
		int	wanted_samples )

Definition at line 847 of file snes.cc.

References apu_, yaze::emu::Apu::dsp(), memory_, and yaze::emu::MemoryImpl::pal_timing().

Referenced by main(), yaze::emu::Emulator::Run(), yaze::emu::Emulator::RunAudioFrame(), and yaze::emu::Emulator::RunFrameOnly().

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◆ SetPixels()

void yaze::emu::Snes::SetPixels ( uint8_t * pixel_data )

Definition at line 851 of file snes.cc.

References ppu_, and yaze::emu::Ppu::PutPixels().

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

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◆ SetButtonState()

void yaze::emu::Snes::SetButtonState	(	int	player,
		int	button,
		bool	pressed )

Definition at line 855 of file snes.cc.

References yaze::emu::Input::current_state_, input1, and input2.

Referenced by yaze::emu::render::SaveStateManager::BootToTitleScreen(), yaze::emu::render::SaveStateManager::NavigateToFileSelect(), yaze::emu::input::InputManager::Poll(), yaze::emu::render::SaveStateManager::PressButton(), yaze::emu::render::SaveStateManager::ReleaseAllButtons(), and yaze::emu::render::SaveStateManager::StartNewGame().

◆ loadState()

absl::Status yaze::emu::Snes::loadState ( const std::string & path )

Definition at line 998 of file snes.cc.

References apu_, apu_catchup_cycles_, auto_joy_read_, auto_joy_timer_, yaze::emu::render::CalculateCRC32(), cpu_, cycles_, divide_a_, divide_result_, fast_mem_, h_irq_enabled_, h_timer_, in_irq_, in_nmi_, in_vblank_, irq_condition_, LoadLegacyState(), yaze::emu::Apu::LoadState(), yaze::emu::Cpu::LoadState(), yaze::emu::Ppu::LoadState(), multiply_a_, multiply_result_, next_horiz_event, nmi_enabled_, port_auto_read_, ppu_, ppu_latch_, ram, ram_adr_, RETURN_IF_ERROR, sync_cycle_, v_irq_enabled_, and v_timer_.

Referenced by yaze::emu::render::SaveStateManager::LoadStateFromFile(), and main().

◆ saveState()

absl::Status yaze::emu::Snes::saveState ( const std::string & path )

Definition at line 922 of file snes.cc.

References apu_, apu_catchup_cycles_, auto_joy_read_, auto_joy_timer_, cpu_, cycles_, divide_a_, divide_result_, fast_mem_, h_irq_enabled_, h_timer_, in_irq_, in_nmi_, in_vblank_, irq_condition_, multiply_a_, multiply_result_, next_horiz_event, nmi_enabled_, port_auto_read_, ppu_, ppu_latch_, ram, ram_adr_, RETURN_IF_ERROR, yaze::emu::Apu::SaveState(), yaze::emu::Cpu::SaveState(), yaze::emu::Ppu::SaveState(), sync_cycle_, v_irq_enabled_, and v_timer_.

Referenced by main(), and yaze::emu::render::SaveStateManager::SaveStateToFile().

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◆ LoadLegacyState()

absl::Status yaze::emu::Snes::LoadLegacyState ( std::istream & file )

Definition at line 880 of file snes.cc.

References apu_, apu_catchup_cycles_, auto_joy_read_, auto_joy_timer_, cpu_, cycles_, divide_a_, divide_result_, fast_mem_, h_irq_enabled_, h_timer_, in_irq_, in_nmi_, in_vblank_, irq_condition_, yaze::emu::Apu::LoadState(), yaze::emu::Cpu::LoadState(), yaze::emu::Ppu::LoadState(), multiply_a_, multiply_result_, next_horiz_event, nmi_enabled_, port_auto_read_, ppu_, ppu_latch_, ram, ram_adr_, RETURN_IF_ERROR, sync_cycle_, v_irq_enabled_, and v_timer_.

Referenced by loadState().

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◆ running()

bool yaze::emu::Snes::running ( ) const

inline

Definition at line 81 of file snes.h.

References running_.

Referenced by yaze::emu::Emulator::IsEmulatorReady().

◆ audio_only_mode()

bool yaze::emu::Snes::audio_only_mode ( ) const

inline

Definition at line 82 of file snes.h.

References audio_only_mode_.

◆ set_audio_only_mode()

void yaze::emu::Snes::set_audio_only_mode ( bool mode )

inline

Definition at line 83 of file snes.h.

References audio_only_mode_.

◆ cpu()

auto yaze::emu::Snes::cpu ( ) -> Cpu&

inline

Definition at line 84 of file snes.h.

References cpu_.

◆ ppu()

auto yaze::emu::Snes::ppu ( ) -> Ppu&

inline

Definition at line 85 of file snes.h.

References ppu_.

Referenced by yaze::cli::handlers::ToolsHarnessStateCommandHandler::GenerateHarnessState().

◆ apu() [1/2]

auto yaze::emu::Snes::apu ( ) -> Apu&

inline

Definition at line 86 of file snes.h.

References apu_.

Referenced by yaze::emu::Emulator::get_interpolation_type(), main(), yaze::emu::Emulator::RenderAudioMixer(), yaze::emu::Emulator::RenderModernCpuDebugger(), yaze::test::EmulatorTestSuite::RunApuHandshakeTest(), and yaze::emu::Emulator::set_interpolation_type().

◆ apu() [2/2]

auto yaze::emu::Snes::apu ( ) const -> const Apu&

inline

Definition at line 87 of file snes.h.

References apu_.

◆ memory()

auto yaze::emu::Snes::memory ( ) -> MemoryImpl&

inline

Definition at line 88 of file snes.h.

References memory_.

Referenced by yaze::emu::Emulator::EnsureInitialized(), main(), yaze::emu::Emulator::RenderModernCpuDebugger(), and yaze::emu::Emulator::Run().

◆ get_ram()

auto yaze::emu::Snes::get_ram ( ) -> uint8_t*

inline

Definition at line 89 of file snes.h.

References ram.

◆ mutable_cycles()

auto yaze::emu::Snes::mutable_cycles ( ) -> uint64_t&

inline

Definition at line 90 of file snes.h.

References cycles_.

Referenced by yaze::emu::Emulator::GetCurrentCycle(), yaze::emu::Emulator::GetMetrics(), yaze::emu::Emulator::RenderModernCpuDebugger(), and yaze::test::EmulatorTestSuite::RunApuHandshakeTest().

◆ GetInput1State()

uint16_t yaze::emu::Snes::GetInput1State ( ) const

inline

Definition at line 93 of file snes.h.

References yaze::emu::Input::current_state_, and input1.

◆ GetInput2State()

uint16_t yaze::emu::Snes::GetInput2State ( ) const

inline

Definition at line 94 of file snes.h.

References yaze::emu::Input::current_state_, and input2.

◆ GetPortAutoRead()

uint16_t yaze::emu::Snes::GetPortAutoRead ( int index ) const

inline

Definition at line 95 of file snes.h.

References port_auto_read_.

◆ IsAutoJoyReadEnabled()

bool yaze::emu::Snes::IsAutoJoyReadEnabled ( ) const

inline

Definition at line 98 of file snes.h.

References auto_joy_read_.

◆ ResetFrameMetrics()

void yaze::emu::Snes::ResetFrameMetrics ( )

inline

Definition at line 101 of file snes.h.

References dma_bytes_frame_, and vram_bytes_frame_.

Referenced by yaze::emu::Emulator::Run().

◆ AccumulateDmaBytes()

void yaze::emu::Snes::AccumulateDmaBytes ( uint32_t bytes )

inline

Definition at line 105 of file snes.h.

References dma_bytes_frame_.

Referenced by yaze::emu::TransferByte().

◆ AccumulateVramBytes()

void yaze::emu::Snes::AccumulateVramBytes ( uint32_t bytes )

inline

Definition at line 106 of file snes.h.

References vram_bytes_frame_.

Referenced by yaze::emu::TransferByte().

◆ dma_bytes_frame()

uint64_t yaze::emu::Snes::dma_bytes_frame ( ) const

inline

Definition at line 107 of file snes.h.

References dma_bytes_frame_.

Referenced by yaze::emu::Emulator::Run().

◆ vram_bytes_frame()

uint64_t yaze::emu::Snes::vram_bytes_frame ( ) const

inline

Definition at line 108 of file snes.h.

References vram_bytes_frame_.

Referenced by yaze::emu::Emulator::Run().

◆ apu_handshake_tracker()

auto yaze::emu::Snes::apu_handshake_tracker ( ) -> debug::ApuHandshakeTracker&

inline

Definition at line 111 of file snes.h.

References apu_handshake_tracker_.

Referenced by yaze::test::EmulatorTestSuite::RunApuHandshakeTest().

Member Data Documentation

◆ access_time

std::vector<uint8_t> yaze::emu::Snes::access_time

Definition at line 71 of file snes.h.

Referenced by CpuRead(), CpuWrite(), and InitAccessTime().

◆ fast_mem_

bool yaze::emu::Snes::fast_mem_ = false

Definition at line 115 of file snes.h.

Referenced by GetAccessTime(), LoadLegacyState(), loadState(), Reset(), saveState(), and WriteReg().

◆ memory_

MemoryImpl yaze::emu::Snes::memory_

private

Definition at line 118 of file snes.h.

Referenced by CpuIdle(), CpuRead(), CpuWrite(), Init(), memory(), Read(), ReadBBus(), ReadReg(), Reset(), Rread(), RunCycle(), RunCycles(), SetSamples(), Write(), WriteBBus(), and WriteReg().

◆ cpu_

Cpu yaze::emu::Snes::cpu_ {memory_}

private

Definition at line 119 of file snes.h.

Referenced by cpu(), CpuIdle(), CpuRead(), CpuWrite(), LoadLegacyState(), loadState(), ReadBBus(), ReadReg(), Reset(), RunAudioFrame(), RunCycle(), RunFrame(), saveState(), Snes(), WriteBBus(), and WriteReg().

◆ ppu_

Ppu yaze::emu::Snes::ppu_ {memory_}

private

Definition at line 120 of file snes.h.

Referenced by Init(), LoadLegacyState(), loadState(), ppu(), ReadBBus(), Reset(), RunCycle(), saveState(), SetPixels(), WriteBBus(), and WriteReg().

◆ apu_

Apu yaze::emu::Snes::apu_ {memory_}

private

Definition at line 121 of file snes.h.

Referenced by apu(), apu(), CatchUpApu(), Init(), LoadLegacyState(), loadState(), ReadBBus(), Reset(), RunCycle(), saveState(), SetSamples(), and WriteBBus().

◆ rom_data

std::vector<uint8_t> yaze::emu::Snes::rom_data

private

Definition at line 123 of file snes.h.

Referenced by Init().

◆ running_

bool yaze::emu::Snes::running_ = false

private

Definition at line 125 of file snes.h.

Referenced by Init(), and running().

◆ audio_only_mode_

bool yaze::emu::Snes::audio_only_mode_ = false

private

Definition at line 126 of file snes.h.

Referenced by audio_only_mode(), RunAudioFrame(), RunCycle(), set_audio_only_mode(), and WriteBBus().

◆ ram

uint8_t yaze::emu::Snes::ram[0x20000]

private

Definition at line 129 of file snes.h.

Referenced by get_ram(), LoadLegacyState(), loadState(), ReadBBus(), Reset(), Rread(), saveState(), Write(), and WriteBBus().

◆ ram_adr_

uint32_t yaze::emu::Snes::ram_adr_

private

Definition at line 130 of file snes.h.

Referenced by LoadLegacyState(), loadState(), ReadBBus(), Reset(), saveState(), and WriteBBus().

◆ frames_

uint32_t yaze::emu::Snes::frames_ = 0

private

Definition at line 133 of file snes.h.

Referenced by Reset(), RunAudioFrame(), RunCycle(), and RunFrame().

◆ cycles_

uint64_t yaze::emu::Snes::cycles_ = 0

private

Definition at line 134 of file snes.h.

Referenced by CatchUpApu(), LoadLegacyState(), loadState(), mutable_cycles(), ReadBBus(), Reset(), RunCycle(), saveState(), and SyncCycles().

◆ sync_cycle_

uint64_t yaze::emu::Snes::sync_cycle_ = 0

private

Definition at line 135 of file snes.h.

Referenced by LoadLegacyState(), loadState(), Reset(), saveState(), and SyncCycles().

◆ dma_bytes_frame_

uint64_t yaze::emu::Snes::dma_bytes_frame_ = 0

private

Definition at line 136 of file snes.h.

Referenced by AccumulateDmaBytes(), dma_bytes_frame(), and ResetFrameMetrics().

◆ vram_bytes_frame_

uint64_t yaze::emu::Snes::vram_bytes_frame_ = 0

private

Definition at line 137 of file snes.h.

Referenced by AccumulateVramBytes(), ResetFrameMetrics(), and vram_bytes_frame().

◆ apu_catchup_cycles_

double yaze::emu::Snes::apu_catchup_cycles_

private

Definition at line 138 of file snes.h.

Referenced by LoadLegacyState(), loadState(), Reset(), and saveState().

◆ next_horiz_event

uint32_t yaze::emu::Snes::next_horiz_event

private

Definition at line 139 of file snes.h.

Referenced by LoadLegacyState(), loadState(), Reset(), RunCycle(), and saveState().

◆ h_irq_enabled_

bool yaze::emu::Snes::h_irq_enabled_ = false

private

Definition at line 142 of file snes.h.

Referenced by LoadLegacyState(), loadState(), Reset(), RunCycle(), saveState(), and WriteReg().

◆ v_irq_enabled_

bool yaze::emu::Snes::v_irq_enabled_ = false

private

Definition at line 143 of file snes.h.

Referenced by LoadLegacyState(), loadState(), Reset(), RunCycle(), saveState(), and WriteReg().

◆ nmi_enabled_

bool yaze::emu::Snes::nmi_enabled_ = false

private

Definition at line 144 of file snes.h.

Referenced by LoadLegacyState(), loadState(), Reset(), RunCycle(), saveState(), and WriteReg().

◆ h_timer_

uint16_t yaze::emu::Snes::h_timer_ = 0

private

Definition at line 145 of file snes.h.

Referenced by LoadLegacyState(), loadState(), Reset(), RunCycle(), saveState(), and WriteReg().

◆ v_timer_

uint16_t yaze::emu::Snes::v_timer_ = 0

private

Definition at line 146 of file snes.h.

Referenced by LoadLegacyState(), loadState(), Reset(), RunCycle(), saveState(), and WriteReg().

◆ in_nmi_

bool yaze::emu::Snes::in_nmi_ = false

private

Definition at line 147 of file snes.h.

Referenced by LoadLegacyState(), loadState(), ReadReg(), Reset(), RunCycle(), saveState(), and WriteReg().

◆ irq_condition_

bool yaze::emu::Snes::irq_condition_ = false

private

Definition at line 148 of file snes.h.

Referenced by LoadLegacyState(), loadState(), Reset(), RunCycle(), and saveState().

◆ in_irq_

bool yaze::emu::Snes::in_irq_ = false

private

Definition at line 149 of file snes.h.

Referenced by LoadLegacyState(), loadState(), ReadReg(), Reset(), RunCycle(), saveState(), and WriteReg().

◆ in_vblank_

bool yaze::emu::Snes::in_vblank_

private

Definition at line 150 of file snes.h.

Referenced by LoadLegacyState(), loadState(), ReadReg(), Reset(), RunAudioFrame(), RunCycle(), RunFrame(), saveState(), and WriteBBus().

◆ multiply_a_

uint8_t yaze::emu::Snes::multiply_a_

private

Definition at line 153 of file snes.h.

Referenced by LoadLegacyState(), loadState(), Reset(), saveState(), and WriteReg().

◆ multiply_result_

uint16_t yaze::emu::Snes::multiply_result_

private

Definition at line 154 of file snes.h.

Referenced by LoadLegacyState(), loadState(), ReadReg(), Reset(), saveState(), and WriteReg().

◆ divide_a_

uint16_t yaze::emu::Snes::divide_a_

private

Definition at line 155 of file snes.h.

Referenced by LoadLegacyState(), loadState(), Reset(), saveState(), and WriteReg().

◆ divide_result_

uint16_t yaze::emu::Snes::divide_result_

private

Definition at line 156 of file snes.h.

Referenced by LoadLegacyState(), loadState(), ReadReg(), Reset(), saveState(), and WriteReg().

◆ input1

Input yaze::emu::Snes::input1

private

Definition at line 159 of file snes.h.

Referenced by GetInput1State(), HandleInput(), Reset(), Rread(), SetButtonState(), Snes(), and Write().

◆ input2

Input yaze::emu::Snes::input2

private

Definition at line 160 of file snes.h.

Referenced by GetInput2State(), HandleInput(), Reset(), Rread(), SetButtonState(), Snes(), and Write().

◆ port_auto_read_

uint16_t yaze::emu::Snes::port_auto_read_[4]

private

Definition at line 161 of file snes.h.

Referenced by GetPortAutoRead(), HandleInput(), LoadLegacyState(), loadState(), ReadReg(), Reset(), and saveState().

◆ auto_joy_read_

bool yaze::emu::Snes::auto_joy_read_ = false

private

Definition at line 162 of file snes.h.

Referenced by IsAutoJoyReadEnabled(), LoadLegacyState(), loadState(), Reset(), RunCycle(), saveState(), and WriteReg().

◆ auto_joy_timer_

uint16_t yaze::emu::Snes::auto_joy_timer_ = 0

private

Definition at line 163 of file snes.h.

Referenced by HandleInput(), LoadLegacyState(), loadState(), ReadReg(), Reset(), RunCycle(), saveState(), and WriteReg().

◆ ppu_latch_

bool yaze::emu::Snes::ppu_latch_

private

Definition at line 164 of file snes.h.

Referenced by LoadLegacyState(), loadState(), ReadBBus(), ReadReg(), Reset(), saveState(), and WriteReg().

◆ apu_handshake_tracker_

debug::ApuHandshakeTracker yaze::emu::Snes::apu_handshake_tracker_

private

Definition at line 167 of file snes.h.

Referenced by apu_handshake_tracker(), Init(), and WriteBBus().

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

src/app/emu/snes.h
src/app/emu/snes.cc

	yaze 0.3.2 Link to the Past ROM Editor

Public Member Functions

Public Attributes

Private Attributes

Detailed Description

Constructor & Destructor Documentation

◆ Snes()

◆ ~Snes()

Member Function Documentation

◆ Init()

◆ Reset()

◆ RunFrame()

◆ RunAudioFrame()

◆ CatchUpApu()

◆ HandleInput()

◆ RunCycle()

◆ RunCycles()

◆ SyncCycles()

◆ ReadBBus()

◆ ReadReg()

◆ Rread()

◆ Read()

◆ WriteBBus()

◆ WriteReg()

◆ Write()

◆ GetAccessTime()

◆ CpuRead()

◆ CpuWrite()

◆ CpuIdle()

◆ InitAccessTime()

◆ SetSamples()

◆ SetPixels()

◆ SetButtonState()

◆ loadState()

◆ saveState()

◆ LoadLegacyState()

◆ running()

◆ audio_only_mode()

◆ set_audio_only_mode()

◆ cpu()

◆ ppu()

◆ apu() [1/2]

◆ apu() [2/2]

◆ memory()

◆ get_ram()

◆ mutable_cycles()

◆ GetInput1State()

◆ GetInput2State()

◆ GetPortAutoRead()

◆ IsAutoJoyReadEnabled()

◆ ResetFrameMetrics()

◆ AccumulateDmaBytes()

◆ AccumulateVramBytes()

◆ dma_bytes_frame()

◆ vram_bytes_frame()

◆ apu_handshake_tracker()

Member Data Documentation

◆ access_time

◆ fast_mem_

◆ memory_

◆ cpu_

◆ ppu_

◆ apu_

◆ rom_data

◆ running_

◆ audio_only_mode_

◆ ram

◆ ram_adr_

◆ frames_

◆ cycles_

◆ sync_cycle_

◆ dma_bytes_frame_

◆ vram_bytes_frame_

◆ apu_catchup_cycles_

◆ next_horiz_event

◆ h_irq_enabled_

◆ v_irq_enabled_

◆ nmi_enabled_

◆ h_timer_

◆ v_timer_

◆ in_nmi_