#include <ppu.h>

Inheritance diagram for yaze::app::emu::video::Ppu:

Collaboration diagram for yaze::app::emu::video::Ppu:

[legend]

Public Member Functions
	Ppu (memory::Memory &memory, Clock &clock)

void	Init ()

void	Reset ()

void	Update ()

void	UpdateClock (double delta_time)

void	HandleFrameStart ()

void	RunLine (int line)

void	HandlePixel (int x, int y)

void	LatchHV ()

int	GetPixel (int x, int y, bool sub, int r, int g, int *b)

void	EvaluateSprites (int line)

void	CalculateMode7Starts (int y)

bool	GetWindowState (int layer, int x)

bool	CheckOverscan ()

void	HandleVblank ()

void	HandleOPT (int layer, int lx, int ly)

uint16_t	GetOffsetValue (int col, int row)

int	GetPixelForBgLayer (int x, int y, int layer, bool priority)

uint8_t	Read (uint8_t adr, bool latch)

void	Write (uint8_t adr, uint8_t val)

uint16_t	GetVramRemap ()

void	PutPixels (uint8_t *pixel_data)

const std::vector< uint8_t > &	GetFrameBuffer () const

Public Member Functions inherited from yaze::app::SharedRom
	SharedRom ()=default

virtual	~SharedRom ()=default

std::shared_ptr< Rom >	shared_rom ()

auto	rom ()

Public Attributes
bool	frame_overscan_ = false

bool	overscan_ = false

bool	forced_blank_

uint8_t	brightness

uint8_t	mode

bool	bg3priority

bool	even_frame

bool	pseudo_hires_

bool	interlace

bool	frame_interlace

bool	direct_color_

Private Member Functions
int	GetPixelForMode7 (int x, int layer, bool priority)

Private Attributes
const int	cyclesPerScanline = 341

const int	totalScanlines = 262

const int	visibleScanlines = 224

bool	enable_forced_blanking_ = false

int	cycle_count_ = 0

int	current_scanline_ = 0

uint16_t	vram [0x8000]

uint16_t	vram_pointer

bool	vram_increment_on_high_

uint16_t	vram_increment_

uint8_t	vram_remap_mode_

uint16_t	vram_read_buffer_

uint16_t	cgram [0x100]

uint8_t	cgram_pointer_

bool	cgram_second_write_

uint8_t	cgram_buffer_

uint16_t	oam [0x100]

uint8_t	high_oam_ [0x20]

uint8_t	oam_adr_

uint8_t	oam_adr_written_

bool	oam_in_high_

bool	oam_in_high_written_

bool	oam_second_write_

uint8_t	oam_buffer_

bool	time_over_ = false

bool	range_over_ = false

bool	obj_interlace_

bool	obj_priority_

uint16_t	obj_tile_adr1_

uint16_t	obj_tile_adr2_

uint8_t	obj_size_

std::array< uint8_t, 256 >	obj_pixel_buffer_

std::array< uint8_t, 256 >	obj_priority_buffer_

uint8_t	clip_mode_ = 0

uint8_t	prevent_math_mode_ = 0

bool	math_enabled_array_ [6] = {false, false, false, false, false, false}

bool	add_subscreen_ = false

bool	subtract_color_

bool	half_color_

uint8_t	fixed_color_r_

uint8_t	fixed_color_g_

uint8_t	fixed_color_b_

Layer	layer_ [5]

int16_t	m7matrix [8]

uint8_t	m7prev

bool	m7largeField

bool	m7charFill

bool	m7xFlip

bool	m7yFlip

bool	m7extBg

int32_t	m7startX

int32_t	m7startY

WindowLayer	windowLayer [6]

uint8_t	window1left

uint8_t	window1right

uint8_t	window2left

uint8_t	window2right

std::array< BackgroundLayer, 4 >	bg_layers_

uint8_t	mosaic_startline_ = 1

BgLayer	bg_layer_ [4]

uint8_t	scroll_prev_

uint8_t	scroll_prev2_

uint8_t	mosaic_size_

uint8_t	pixelBuffer [512 4 239 *2]

uint8_t	pixelOutputFormat = 0

uint16_t	h_count_

uint16_t	v_count_

bool	h_count_second_

bool	v_count_second_

bool	counters_latched_

uint8_t	ppu1_open_bus_

uint8_t	ppu2_open_bus_

uint16_t	tile_data_size_

uint16_t	vram_base_address_

uint16_t	tilemap_base_address_

uint16_t	screen_brightness_ = 0x00

Memory &	memory_

Clock &	clock_

Tilemap	tilemap_

BackgroundMode	bg_mode_

std::vector< SpriteAttributes >	sprites_

std::vector< uint8_t >	tile_data_

std::vector< uint8_t >	frame_buffer_

OAMSize	oam_size_

OAMAddress	oam_address_

Mosaic	mosaic_

std::array< BGSC, 4 >	bgsc_

std::array< BGNBA, 4 >	bgnba_

std::array< BGHOFS, 4 >	bghofs_

std::array< BGVOFS, 4 >	bgvofs_

Additional Inherited Members
Static Public Attributes inherited from yaze::app::SharedRom
static std::shared_ptr< Rom >	shared_rom_ = nullptr

Detailed Description

Definition at line 259 of file ppu.h.

Constructor & Destructor Documentation

◆ Ppu()

yaze::app::emu::video::Ppu::Ppu	(	memory::Memory &	memory,
		Clock &	clock )

inline

Definition at line 262 of file ppu.h.

Member Function Documentation

◆ Init()

void yaze::app::emu::video::Ppu::Init ( )

inline

Definition at line 265 of file ppu.h.

References frame_buffer_, and pixelOutputFormat.

Referenced by yaze::app::emu::SNES::Init().

◆ Reset()

void yaze::app::emu::video::Ppu::Reset ( )

Definition at line 45 of file ppu.cc.

Referenced by yaze::app::emu::SNES::Reset().

◆ Update()

void yaze::app::emu::video::Ppu::Update ( )

Definition at line 43 of file ppu.cc.

◆ UpdateClock()

void yaze::app::emu::video::Ppu::UpdateClock ( double delta_time )

inline

Definition at line 275 of file ppu.h.

References clock_, and yaze::app::emu::Clock::UpdateClock().

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◆ HandleFrameStart()

void yaze::app::emu::video::Ppu::HandleFrameStart ( )

Definition at line 143 of file ppu.cc.

References even_frame, mosaic_startline_, range_over_, and time_over_.

Referenced by yaze::app::emu::SNES::RunCycle().

◆ RunLine()

void yaze::app::emu::video::Ppu::RunLine ( int line )

Definition at line 151 of file ppu.cc.

References CalculateMode7Starts(), EvaluateSprites(), forced_blank_, HandlePixel(), mode, and obj_pixel_buffer_.

Referenced by yaze::app::emu::SNES::RunCycle().

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◆ HandlePixel()

void yaze::app::emu::video::Ppu::HandlePixel	(	int	x,
		int	y )

Todo: subscreen pixels can be clipped to black as well

Todo

Todo: math for subscreen pixels (add/sub sub to main)

Definition at line 163 of file ppu.cc.

References add_subscreen_, brightness, clip_mode_, even_frame, fixed_color_b_, fixed_color_g_, fixed_color_r_, forced_blank_, GetPixel(), GetWindowState(), half_color_, math_enabled_array_, mode, pixelBuffer, pixelOutputFormat, prevent_math_mode_, pseudo_hires_, and subtract_color_.

Referenced by RunLine().

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◆ LatchHV()

void yaze::app::emu::video::Ppu::LatchHV ( )

inline

Definition at line 281 of file ppu.h.

References counters_latched_, h_count_, yaze::app::emu::memory::Memory::h_pos(), memory_, v_count_, and yaze::app::emu::memory::Memory::v_pos().

Referenced by Read(), and yaze::app::emu::SNES::WriteReg().

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◆ GetPixel()

int yaze::app::emu::video::Ppu::GetPixel	(	int	x,
		int	y,
		bool	sub,
		int *	r,
		int *	g,
		int *	b )

Definition at line 230 of file ppu.cc.

References bg3priority, bg_layer_, cgram, direct_color_, even_frame, GetPixelForBgLayer(), GetPixelForMode7(), GetWindowState(), HandleOPT(), yaze::app::emu::video::BgLayer::hScroll, interlace, layer_, m7extBg, yaze::app::emu::video::Layer::mainScreenEnabled, yaze::app::emu::video::Layer::mainScreenWindowed, mode, mosaic_size_, mosaic_startline_, yaze::app::emu::video::BgLayer::mosaicEnabled, obj_pixel_buffer_, obj_priority_buffer_, yaze::app::emu::video::Layer::subScreenEnabled, yaze::app::emu::video::Layer::subScreenWindowed, and yaze::app::emu::video::BgLayer::vScroll.

Referenced by HandlePixel().

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◆ EvaluateSprites()

void yaze::app::emu::video::Ppu::EvaluateSprites ( int line )

Todo: rectangular sprites, wierdness with sprites at -256

Definition at line 472 of file ppu.cc.

References even_frame, high_oam_, oam, oam_adr_, obj_interlace_, obj_pixel_buffer_, obj_priority_, obj_priority_buffer_, obj_size_, obj_tile_adr1_, obj_tile_adr2_, range_over_, time_over_, and vram.

Referenced by RunLine().

◆ CalculateMode7Starts()

void yaze::app::emu::video::Ppu::CalculateMode7Starts ( int y )

Definition at line 567 of file ppu.cc.

References bg_layer_, m7matrix, m7startX, m7startY, m7yFlip, mosaic_size_, and mosaic_startline_.

Referenced by RunLine().

◆ GetWindowState()

bool yaze::app::emu::video::Ppu::GetWindowState	(	int	layer,
		int	x )

Definition at line 326 of file ppu.cc.

References yaze::app::emu::video::WindowLayer::window1inversed, window1left, window1right, yaze::app::emu::video::WindowLayer::window2inversed, window2left, window2right, and windowLayer.

Referenced by GetPixel(), and HandlePixel().

◆ CheckOverscan()

bool yaze::app::emu::video::Ppu::CheckOverscan ( )

inline

Definition at line 311 of file ppu.h.

References frame_overscan_, and overscan_.

Referenced by yaze::app::emu::SNES::RunCycle().

◆ HandleVblank()

void yaze::app::emu::video::Ppu::HandleVblank ( )

Definition at line 588 of file ppu.cc.

References forced_blank_, frame_interlace, interlace, oam_adr_, oam_adr_written_, oam_in_high_, oam_in_high_written_, and oam_second_write_.

Referenced by yaze::app::emu::SNES::RunCycle().

◆ HandleOPT()

void yaze::app::emu::video::Ppu::HandleOPT	(	int	layer,
		int *	lx,
		int *	ly )

Todo: not sure if correct

Todo: not sure if correct for interlace

Definition at line 356 of file ppu.cc.

References bg_layer_, GetOffsetValue(), yaze::app::emu::video::BgLayer::hScroll, and mode.

Referenced by GetPixel().

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◆ GetOffsetValue()

uint16_t yaze::app::emu::video::Ppu::GetOffsetValue	(	int	col,
		int	row )

Definition at line 391 of file ppu.cc.

References bg_layer_, yaze::app::emu::video::BgLayer::bigTiles, yaze::app::emu::video::BgLayer::hScroll, yaze::app::emu::video::BgLayer::tilemapAdr, yaze::app::emu::video::BgLayer::tilemapWider, vram, and yaze::app::emu::video::BgLayer::vScroll.

Referenced by HandleOPT().

◆ GetPixelForBgLayer()

int yaze::app::emu::video::Ppu::GetPixelForBgLayer	(	int	x,
		int	y,
		int	layer,
		bool	priority )

Definition at line 405 of file ppu.cc.

References bg_layer_, yaze::app::emu::video::BgLayer::bigTiles, mode, yaze::app::emu::video::BgLayer::tileAdr, yaze::app::emu::video::BgLayer::tilemapAdr, yaze::app::emu::video::BgLayer::tilemapWider, and vram.

Referenced by GetPixel().

◆ Read()

uint8_t yaze::app::emu::video::Ppu::Read	(	uint8_t	adr,
		bool	latch )

Todo: only when ppulatch is set

Definition at line 598 of file ppu.cc.

References cgram, cgram_pointer_, cgram_second_write_, counters_latched_, even_frame, GetVramRemap(), h_count_, h_count_second_, high_oam_, LatchHV(), m7matrix, memory_, oam, oam_adr_, oam_in_high_, oam_second_write_, yaze::app::emu::memory::Memory::open_bus(), yaze::app::emu::memory::Memory::pal_timing(), ppu1_open_bus_, ppu2_open_bus_, range_over_, time_over_, v_count_, v_count_second_, vram, vram_increment_, vram_increment_on_high_, vram_pointer, and vram_read_buffer_.

Referenced by yaze::app::emu::SNES::ReadBBus().

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◆ Write()

void yaze::app::emu::video::Ppu::Write	(	uint8_t	adr,
		uint8_t	val )

Todo: oam address reset when written on first line of vblank, (and when

Todo: mosaic line reset specifics

Todo: vram access during rendering (also cgram and oam)

Definition at line 733 of file ppu.cc.

Referenced by yaze::app::emu::SNES::WriteBBus().

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◆ GetVramRemap()

uint16_t yaze::app::emu::video::Ppu::GetVramRemap ( )

Definition at line 1023 of file ppu.cc.

References vram_pointer, and vram_remap_mode_.

Referenced by Read(), and Write().

◆ PutPixels()

void yaze::app::emu::video::Ppu::PutPixels ( uint8_t * pixel_data )

Definition at line 1038 of file ppu.cc.

References even_frame, frame_interlace, frame_overscan_, and pixelBuffer.

Referenced by yaze::app::emu::SNES::SetPixels().

◆ GetFrameBuffer()

const std::vector< uint8_t > & yaze::app::emu::video::Ppu::GetFrameBuffer ( ) const

inline

Definition at line 329 of file ppu.h.

References frame_buffer_.

◆ GetPixelForMode7()

int yaze::app::emu::video::Ppu::GetPixelForMode7	(	int	x,
		int	layer,
		bool	priority )

private

Definition at line 307 of file ppu.cc.

References m7charFill, m7largeField, m7matrix, m7startX, m7startY, m7xFlip, and vram.

Referenced by GetPixel().

Member Data Documentation

◆ frame_overscan_

bool yaze::app::emu::video::Ppu::frame_overscan_ = false

Definition at line 296 of file ppu.h.

Referenced by CheckOverscan(), PutPixels(), and Reset().

◆ overscan_

bool yaze::app::emu::video::Ppu::overscan_ = false

Definition at line 297 of file ppu.h.

Referenced by CheckOverscan(), Reset(), and Write().

◆ forced_blank_

bool yaze::app::emu::video::Ppu::forced_blank_

Definition at line 300 of file ppu.h.

Referenced by HandlePixel(), HandleVblank(), Reset(), RunLine(), and Write().

◆ brightness

uint8_t yaze::app::emu::video::Ppu::brightness

Definition at line 301 of file ppu.h.

Referenced by HandlePixel(), Reset(), and Write().

◆ mode

uint8_t yaze::app::emu::video::Ppu::mode

Definition at line 302 of file ppu.h.

Referenced by GetPixel(), GetPixelForBgLayer(), HandleOPT(), HandlePixel(), Reset(), RunLine(), and Write().

◆ bg3priority

bool yaze::app::emu::video::Ppu::bg3priority

Definition at line 303 of file ppu.h.

Referenced by GetPixel(), Reset(), and Write().

◆ even_frame

bool yaze::app::emu::video::Ppu::even_frame

Definition at line 304 of file ppu.h.

Referenced by EvaluateSprites(), GetPixel(), HandleFrameStart(), HandlePixel(), PutPixels(), Read(), Reset(), and yaze::app::emu::SNES::RunCycle().

◆ pseudo_hires_

bool yaze::app::emu::video::Ppu::pseudo_hires_

Definition at line 305 of file ppu.h.

Referenced by HandlePixel(), Reset(), and Write().

◆ interlace

bool yaze::app::emu::video::Ppu::interlace

Definition at line 306 of file ppu.h.

Referenced by GetPixel(), HandleVblank(), Reset(), and Write().

◆ frame_interlace

bool yaze::app::emu::video::Ppu::frame_interlace

Definition at line 307 of file ppu.h.

Referenced by HandleVblank(), PutPixels(), Reset(), and yaze::app::emu::SNES::RunCycle().

◆ direct_color_

bool yaze::app::emu::video::Ppu::direct_color_

Definition at line 309 of file ppu.h.

Referenced by GetPixel(), Reset(), and Write().

◆ cyclesPerScanline

const int yaze::app::emu::video::Ppu::cyclesPerScanline = 341

private

Definition at line 334 of file ppu.h.

◆ totalScanlines

const int yaze::app::emu::video::Ppu::totalScanlines = 262

private

Definition at line 335 of file ppu.h.

◆ visibleScanlines

const int yaze::app::emu::video::Ppu::visibleScanlines = 224

private

Definition at line 336 of file ppu.h.

◆ enable_forced_blanking_

bool yaze::app::emu::video::Ppu::enable_forced_blanking_ = false

private

Definition at line 338 of file ppu.h.

◆ cycle_count_

int yaze::app::emu::video::Ppu::cycle_count_ = 0

private

Definition at line 340 of file ppu.h.

◆ current_scanline_

int yaze::app::emu::video::Ppu::current_scanline_ = 0

private

Definition at line 341 of file ppu.h.

◆ vram

uint16_t yaze::app::emu::video::Ppu::vram[0x8000]

private

Definition at line 344 of file ppu.h.

Referenced by EvaluateSprites(), GetOffsetValue(), GetPixelForBgLayer(), GetPixelForMode7(), Read(), Reset(), and Write().

◆ vram_pointer

uint16_t yaze::app::emu::video::Ppu::vram_pointer

private

Definition at line 345 of file ppu.h.

Referenced by GetVramRemap(), Read(), Reset(), and Write().

◆ vram_increment_on_high_

bool yaze::app::emu::video::Ppu::vram_increment_on_high_

private

Definition at line 346 of file ppu.h.

Referenced by Read(), Reset(), and Write().

◆ vram_increment_

uint16_t yaze::app::emu::video::Ppu::vram_increment_

private

Definition at line 347 of file ppu.h.

Referenced by Read(), Reset(), and Write().

◆ vram_remap_mode_

uint8_t yaze::app::emu::video::Ppu::vram_remap_mode_

private

Definition at line 348 of file ppu.h.

Referenced by GetVramRemap(), Reset(), and Write().

◆ vram_read_buffer_

uint16_t yaze::app::emu::video::Ppu::vram_read_buffer_

private

Definition at line 349 of file ppu.h.

Referenced by Read(), Reset(), and Write().

◆ cgram

uint16_t yaze::app::emu::video::Ppu::cgram[0x100]

private

Definition at line 352 of file ppu.h.

Referenced by GetPixel(), Read(), Reset(), and Write().

◆ cgram_pointer_

uint8_t yaze::app::emu::video::Ppu::cgram_pointer_

private

Definition at line 353 of file ppu.h.

Referenced by Read(), Reset(), and Write().

◆ cgram_second_write_

bool yaze::app::emu::video::Ppu::cgram_second_write_

private

Definition at line 354 of file ppu.h.

Referenced by Read(), Reset(), and Write().

◆ cgram_buffer_

uint8_t yaze::app::emu::video::Ppu::cgram_buffer_

private

Definition at line 355 of file ppu.h.

Referenced by Reset(), and Write().

◆ oam

uint16_t yaze::app::emu::video::Ppu::oam[0x100]

private

Definition at line 358 of file ppu.h.

Referenced by EvaluateSprites(), Read(), Reset(), and Write().

◆ high_oam_

uint8_t yaze::app::emu::video::Ppu::high_oam_[0x20]

private

Definition at line 359 of file ppu.h.

Referenced by EvaluateSprites(), Read(), Reset(), and Write().

◆ oam_adr_

uint8_t yaze::app::emu::video::Ppu::oam_adr_

private

Definition at line 360 of file ppu.h.

Referenced by EvaluateSprites(), HandleVblank(), Read(), Reset(), and Write().

◆ oam_adr_written_

uint8_t yaze::app::emu::video::Ppu::oam_adr_written_

private

Definition at line 361 of file ppu.h.

Referenced by HandleVblank(), Reset(), and Write().

◆ oam_in_high_

bool yaze::app::emu::video::Ppu::oam_in_high_

private

Definition at line 362 of file ppu.h.

Referenced by HandleVblank(), Read(), Reset(), and Write().

◆ oam_in_high_written_

bool yaze::app::emu::video::Ppu::oam_in_high_written_

private

Definition at line 363 of file ppu.h.

Referenced by HandleVblank(), Reset(), and Write().

◆ oam_second_write_

bool yaze::app::emu::video::Ppu::oam_second_write_

private

Definition at line 364 of file ppu.h.

Referenced by HandleVblank(), Read(), Reset(), and Write().

◆ oam_buffer_

uint8_t yaze::app::emu::video::Ppu::oam_buffer_

private

Definition at line 365 of file ppu.h.

Referenced by Reset(), and Write().

◆ time_over_

bool yaze::app::emu::video::Ppu::time_over_ = false

private

Definition at line 368 of file ppu.h.

Referenced by EvaluateSprites(), HandleFrameStart(), Read(), and Reset().

◆ range_over_

bool yaze::app::emu::video::Ppu::range_over_ = false

private

Definition at line 369 of file ppu.h.

Referenced by EvaluateSprites(), HandleFrameStart(), Read(), and Reset().

◆ obj_interlace_

bool yaze::app::emu::video::Ppu::obj_interlace_

private

Definition at line 370 of file ppu.h.

Referenced by EvaluateSprites(), Reset(), and Write().

◆ obj_priority_

bool yaze::app::emu::video::Ppu::obj_priority_

private

Definition at line 371 of file ppu.h.

Referenced by EvaluateSprites(), Reset(), and Write().

◆ obj_tile_adr1_

uint16_t yaze::app::emu::video::Ppu::obj_tile_adr1_

private

Definition at line 372 of file ppu.h.

Referenced by EvaluateSprites(), Reset(), and Write().

◆ obj_tile_adr2_

uint16_t yaze::app::emu::video::Ppu::obj_tile_adr2_

private

Definition at line 373 of file ppu.h.

Referenced by EvaluateSprites(), Reset(), and Write().

◆ obj_size_

uint8_t yaze::app::emu::video::Ppu::obj_size_

private

Definition at line 374 of file ppu.h.

Referenced by EvaluateSprites(), Reset(), and Write().

◆ obj_pixel_buffer_

std::array<uint8_t, 256> yaze::app::emu::video::Ppu::obj_pixel_buffer_

private

Definition at line 375 of file ppu.h.

Referenced by EvaluateSprites(), GetPixel(), Reset(), and RunLine().

◆ obj_priority_buffer_

std::array<uint8_t, 256> yaze::app::emu::video::Ppu::obj_priority_buffer_

private

Definition at line 376 of file ppu.h.

Referenced by EvaluateSprites(), GetPixel(), and Reset().

◆ clip_mode_

uint8_t yaze::app::emu::video::Ppu::clip_mode_ = 0

private

Definition at line 379 of file ppu.h.

Referenced by HandlePixel(), Reset(), and Write().

◆ prevent_math_mode_

uint8_t yaze::app::emu::video::Ppu::prevent_math_mode_ = 0

private

Definition at line 380 of file ppu.h.

Referenced by HandlePixel(), Reset(), and Write().

◆ math_enabled_array_

bool yaze::app::emu::video::Ppu::math_enabled_array_[6] = {false, false, false, false, false, false}

private

Definition at line 381 of file ppu.h.

Referenced by HandlePixel(), Reset(), and Write().

◆ add_subscreen_

bool yaze::app::emu::video::Ppu::add_subscreen_ = false

private

Definition at line 382 of file ppu.h.

Referenced by HandlePixel(), Reset(), and Write().

◆ subtract_color_

bool yaze::app::emu::video::Ppu::subtract_color_

private

Definition at line 383 of file ppu.h.

Referenced by HandlePixel(), Reset(), and Write().

◆ half_color_

bool yaze::app::emu::video::Ppu::half_color_

private

Definition at line 384 of file ppu.h.

Referenced by HandlePixel(), Reset(), and Write().

◆ fixed_color_r_

uint8_t yaze::app::emu::video::Ppu::fixed_color_r_

private

Definition at line 385 of file ppu.h.

Referenced by HandlePixel(), Reset(), and Write().

◆ fixed_color_g_

uint8_t yaze::app::emu::video::Ppu::fixed_color_g_

private

Definition at line 386 of file ppu.h.

Referenced by HandlePixel(), Reset(), and Write().

◆ fixed_color_b_

uint8_t yaze::app::emu::video::Ppu::fixed_color_b_

private

Definition at line 387 of file ppu.h.

Referenced by HandlePixel(), Reset(), and Write().

◆ layer_

Layer yaze::app::emu::video::Ppu::layer_[5]

private

Definition at line 390 of file ppu.h.

Referenced by GetPixel(), Reset(), and Write().

◆ m7matrix

int16_t yaze::app::emu::video::Ppu::m7matrix[8]

private

Definition at line 393 of file ppu.h.

Referenced by CalculateMode7Starts(), GetPixelForMode7(), Read(), Reset(), and Write().

◆ m7prev

uint8_t yaze::app::emu::video::Ppu::m7prev

private

Definition at line 394 of file ppu.h.

Referenced by Reset(), and Write().

◆ m7largeField

bool yaze::app::emu::video::Ppu::m7largeField

private

Definition at line 395 of file ppu.h.

Referenced by GetPixelForMode7(), Reset(), and Write().

◆ m7charFill

bool yaze::app::emu::video::Ppu::m7charFill

private

Definition at line 396 of file ppu.h.

Referenced by GetPixelForMode7(), Reset(), and Write().

◆ m7xFlip

bool yaze::app::emu::video::Ppu::m7xFlip

private

Definition at line 397 of file ppu.h.

Referenced by GetPixelForMode7(), Reset(), and Write().

◆ m7yFlip

bool yaze::app::emu::video::Ppu::m7yFlip

private

Definition at line 398 of file ppu.h.

Referenced by CalculateMode7Starts(), Reset(), and Write().

◆ m7extBg

bool yaze::app::emu::video::Ppu::m7extBg

private

Definition at line 399 of file ppu.h.

Referenced by GetPixel(), Reset(), and Write().

◆ m7startX

int32_t yaze::app::emu::video::Ppu::m7startX

private

Definition at line 402 of file ppu.h.

Referenced by CalculateMode7Starts(), GetPixelForMode7(), and Reset().

◆ m7startY

int32_t yaze::app::emu::video::Ppu::m7startY

private

Definition at line 403 of file ppu.h.

Referenced by CalculateMode7Starts(), GetPixelForMode7(), and Reset().

◆ windowLayer

WindowLayer yaze::app::emu::video::Ppu::windowLayer[6]

private

Definition at line 406 of file ppu.h.

Referenced by GetWindowState(), Reset(), and Write().

◆ window1left

uint8_t yaze::app::emu::video::Ppu::window1left

private

Definition at line 407 of file ppu.h.

Referenced by GetWindowState(), Reset(), and Write().

◆ window1right

uint8_t yaze::app::emu::video::Ppu::window1right

private

Definition at line 408 of file ppu.h.

Referenced by GetWindowState(), Reset(), and Write().

◆ window2left

uint8_t yaze::app::emu::video::Ppu::window2left

private

Definition at line 409 of file ppu.h.

Referenced by GetWindowState(), Reset(), and Write().

◆ window2right

uint8_t yaze::app::emu::video::Ppu::window2right

private

Definition at line 410 of file ppu.h.

Referenced by GetWindowState(), Reset(), and Write().

◆ bg_layers_

std::array<BackgroundLayer, 4> yaze::app::emu::video::Ppu::bg_layers_

private

Definition at line 413 of file ppu.h.

◆ mosaic_startline_

uint8_t yaze::app::emu::video::Ppu::mosaic_startline_ = 1

private

Definition at line 414 of file ppu.h.

Referenced by CalculateMode7Starts(), GetPixel(), HandleFrameStart(), Reset(), and Write().

◆ bg_layer_

BgLayer yaze::app::emu::video::Ppu::bg_layer_[4]

private

Definition at line 416 of file ppu.h.

Referenced by CalculateMode7Starts(), GetOffsetValue(), GetPixel(), GetPixelForBgLayer(), HandleOPT(), Reset(), and Write().

◆ scroll_prev_

uint8_t yaze::app::emu::video::Ppu::scroll_prev_

private

Definition at line 417 of file ppu.h.

Referenced by Reset(), and Write().

◆ scroll_prev2_

uint8_t yaze::app::emu::video::Ppu::scroll_prev2_

private

Definition at line 418 of file ppu.h.

Referenced by Reset(), and Write().

◆ mosaic_size_

uint8_t yaze::app::emu::video::Ppu::mosaic_size_

private

Definition at line 419 of file ppu.h.

Referenced by CalculateMode7Starts(), GetPixel(), Reset(), and Write().

◆ pixelBuffer

uint8_t yaze::app::emu::video::Ppu::pixelBuffer[512 *4 *239 *2]

private

Definition at line 423 of file ppu.h.

Referenced by HandlePixel(), PutPixels(), and Reset().

◆ pixelOutputFormat

uint8_t yaze::app::emu::video::Ppu::pixelOutputFormat = 0

private

Definition at line 424 of file ppu.h.

Referenced by HandlePixel(), and Init().

◆ h_count_

uint16_t yaze::app::emu::video::Ppu::h_count_

private

Definition at line 427 of file ppu.h.

Referenced by LatchHV(), Read(), and Reset().

◆ v_count_

uint16_t yaze::app::emu::video::Ppu::v_count_

private

Definition at line 428 of file ppu.h.

Referenced by LatchHV(), Read(), and Reset().

◆ h_count_second_

bool yaze::app::emu::video::Ppu::h_count_second_

private

Definition at line 429 of file ppu.h.

Referenced by Read(), and Reset().

◆ v_count_second_

bool yaze::app::emu::video::Ppu::v_count_second_

private

Definition at line 430 of file ppu.h.

Referenced by Read(), and Reset().

◆ counters_latched_

bool yaze::app::emu::video::Ppu::counters_latched_

private

Definition at line 431 of file ppu.h.

Referenced by LatchHV(), Read(), and Reset().

◆ ppu1_open_bus_

uint8_t yaze::app::emu::video::Ppu::ppu1_open_bus_

private

Definition at line 432 of file ppu.h.

Referenced by Read(), and Reset().

◆ ppu2_open_bus_

uint8_t yaze::app::emu::video::Ppu::ppu2_open_bus_

private

Definition at line 433 of file ppu.h.

Referenced by Read(), and Reset().

◆ tile_data_size_

uint16_t yaze::app::emu::video::Ppu::tile_data_size_

private

Definition at line 435 of file ppu.h.

◆ vram_base_address_

uint16_t yaze::app::emu::video::Ppu::vram_base_address_

private

Definition at line 436 of file ppu.h.

◆ tilemap_base_address_

uint16_t yaze::app::emu::video::Ppu::tilemap_base_address_

private

Definition at line 437 of file ppu.h.

◆ screen_brightness_

uint16_t yaze::app::emu::video::Ppu::screen_brightness_ = 0x00

private

Definition at line 438 of file ppu.h.

◆ memory_

Memory& yaze::app::emu::video::Ppu::memory_

private

Definition at line 440 of file ppu.h.

Referenced by LatchHV(), Read(), and Write().

◆ clock_

Clock& yaze::app::emu::video::Ppu::clock_

private

Definition at line 441 of file ppu.h.

Referenced by UpdateClock().

◆ tilemap_

Tilemap yaze::app::emu::video::Ppu::tilemap_

private

Definition at line 443 of file ppu.h.

◆ bg_mode_

BackgroundMode yaze::app::emu::video::Ppu::bg_mode_

private

Definition at line 444 of file ppu.h.

◆ sprites_

std::vector<SpriteAttributes> yaze::app::emu::video::Ppu::sprites_

private

Definition at line 445 of file ppu.h.

◆ tile_data_

std::vector<uint8_t> yaze::app::emu::video::Ppu::tile_data_

private

Definition at line 446 of file ppu.h.

◆ frame_buffer_

std::vector<uint8_t> yaze::app::emu::video::Ppu::frame_buffer_

private

Definition at line 447 of file ppu.h.

Referenced by GetFrameBuffer(), and Init().

◆ oam_size_

OAMSize yaze::app::emu::video::Ppu::oam_size_

private

Definition at line 450 of file ppu.h.

◆ oam_address_

OAMAddress yaze::app::emu::video::Ppu::oam_address_

private

Definition at line 451 of file ppu.h.

◆ mosaic_

Mosaic yaze::app::emu::video::Ppu::mosaic_

private

Definition at line 452 of file ppu.h.

◆ bgsc_

std::array<BGSC, 4> yaze::app::emu::video::Ppu::bgsc_

private

Definition at line 453 of file ppu.h.

◆ bgnba_

std::array<BGNBA, 4> yaze::app::emu::video::Ppu::bgnba_

private

Definition at line 454 of file ppu.h.

◆ bghofs_

std::array<BGHOFS, 4> yaze::app::emu::video::Ppu::bghofs_

private

Definition at line 455 of file ppu.h.

◆ bgvofs_

std::array<BGVOFS, 4> yaze::app::emu::video::Ppu::bgvofs_

private

Definition at line 456 of file ppu.h.

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

src/app/emu/video/ppu.h
src/app/emu/video/ppu.cc

	yaze 0.2.0 Link to the Past ROM Editor

Public Member Functions

Public Attributes

Private Member Functions

Private Attributes

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

◆ Ppu()

Member Function Documentation

◆ Init()

◆ Reset()

◆ Update()

◆ UpdateClock()

◆ HandleFrameStart()

◆ RunLine()

◆ HandlePixel()

◆ LatchHV()

◆ GetPixel()

◆ EvaluateSprites()

◆ CalculateMode7Starts()

◆ GetWindowState()

◆ CheckOverscan()

◆ HandleVblank()

◆ HandleOPT()

◆ GetOffsetValue()

◆ GetPixelForBgLayer()

◆ Read()

◆ Write()

◆ GetVramRemap()

◆ PutPixels()

◆ GetFrameBuffer()

◆ GetPixelForMode7()

Member Data Documentation

◆ frame_overscan_

◆ overscan_

◆ forced_blank_

◆ brightness

◆ mode

◆ bg3priority

◆ even_frame

◆ pseudo_hires_

◆ interlace

◆ frame_interlace

◆ direct_color_

◆ cyclesPerScanline

◆ totalScanlines

◆ visibleScanlines

◆ enable_forced_blanking_

◆ cycle_count_

◆ current_scanline_

◆ vram

◆ vram_pointer

◆ vram_increment_on_high_

◆ vram_increment_

◆ vram_remap_mode_

◆ vram_read_buffer_

◆ cgram

◆ cgram_pointer_

◆ cgram_second_write_

◆ cgram_buffer_

◆ oam

◆ high_oam_

◆ oam_adr_

◆ oam_adr_written_

◆ oam_in_high_

◆ oam_in_high_written_

◆ oam_second_write_

◆ oam_buffer_

◆ time_over_

◆ range_over_

◆ obj_interlace_

◆ obj_priority_

◆ obj_tile_adr1_

◆ obj_tile_adr2_

◆ obj_size_

◆ obj_pixel_buffer_

◆ obj_priority_buffer_

◆ clip_mode_

◆ prevent_math_mode_

◆ math_enabled_array_