OpenMaidEngine/docs/engine-ctx-reference.md

EngineCtx field reference

Generated from vm-map/engine-ctx.toml by tools/engine_ctx_build.py --build. Do not edit.

Struct EngineCtx, size 0xa1000. Applied to the Ghidra /v2 image (dispatch-handler this = EngineCtx *).

offset	name	type	note
0x408	gfx_obj_registry	int	retained gfx-object map (std::map handle->object); geometry/draw get-or-create, 0x215 returns obj+4 source slot, 0x1f7 erases
0x40c	sys4ini_count	int	SYS4INI record count
0x410	archive_name_table	void*	archive-name table base (arc_id*0x100 indexes it)
0x414	sys4ini_records	void*	SYS4INI 80-byte record base {name[64],arc_id,file_number,offset,size}; record = base + id*0x50
0x13dc	message_skip_enabled	int	persistent all-message Skip flag; op 0x88 writes it and adv_interpreter_tick injects input bit 0x40 while nonzero
0x1c34	mouse_wheel_delta	int	signed WM_MOUSEWHEEL delta accumulated by age_main_window_proc; op 0x10d returns and clears it
0x3028	alt_pack_table	int	call-script high-byte alternate pack table (unused by corpus)
0xb558	gfx_dirty_a	int	gfx dirty flag (anim set raises)
0xb560	gfx_dirty_b	int	gfx dirty flag
0x14d54	gfx_obj_ptr_table	void*	per-object pointer table (ops 0x212/0x213 write obj+0x64/0x68/0x6c)
0x14ea0	text_line_spacing	int	extra pixel leading between text lines; defaults to 6, op 0x8b writes it
0x14f45	script_frame_index	int	call-script frame index (0x1e-dword frames)
0x46d14	query_table_46d14	void*	stride-0x14 table read by op 0x216
0x51b64	frame_timer	int	frame timer (present updates 0x51b64/0x51b68)
0x51b78	anim_clock_elapsed	int	global anim clock elapsed (op 0x238 zeroes)
0x51b7c	anim_clock_duration	int	global anim clock total duration (op 0x238 sets)
0x52bd4	surfaces	void*	surface array base [~1000 slots]; create/set-texture (0x1f8/0x1f9) allocate
0x53d14	cur_ctx_index	uint	current gfx-object / script-context index (curCtx); indexes 0x78-byte records
0x53d28	frame_codebase	void*	current frame codebase (PC = codebase + off*4)
0x53d2c	frame_pc	int	current frame PC column (op = (0x53d2c + curCtx0x78))
0x53d60	ctx_record_base	void*	0x78-byte context-record array base (coroutine/script contexts)
0x53d64	frame_script_resource_id	uint	raw packed SYS4/AAI resource id for this 0x78-byte script frame; persisted ReadTextDB script key
0x53d88	cmd_type_table	int	per-object cmd-type column base (write (0x53d88 + curCtx0x78))
0x550fc	message_skip_display_enabled	int	persistent all-message Skip state returned by op 0x19a for the ADV control-strip active overlay
0x55104	auto_message_enabled	int	ADV Auto mode flag; op 0x1b6 reads, op 0x1b7 writes, adv_input_service_poll consumes
0x55110	text_history_recording_suppressed	uint	high bit suppresses ADV retained-history index/text/metadata/voice recording; op 0x1bb writes 0x80000000 or zero, and HISTORY.BIN brackets itself with disable/enable
0x55120	anti_tamper_a	int	anti-tamper checksum operand
0x55124	anti_tamper_b	int	anti-tamper checksum operand
0x5512c	anti_tamper_fp	int	anti-tamper (import fn ptr / result)
0x55248	ret_stack_a	void*	per-frame return stack (op 0x8f call pushes)
0x552e8	ret_stack_b	void*	per-frame return stack (companion)
0x5f304	sleep_timer	int	sleep timer object (op 0xc8; +8 active, +0x14 start-ms, +0x18 duration)
0x5f3ac	timed_callback_timer	int	elapsed timer object armed by op 0xd5 and sampled by the timed callback scheduler
0x5f64c	adv_wait_indicator_timer	int	elapsed timer started by op 0x1ce and ADV wait setup to select the animated input-wait indicator frame
0x5f690	timed_callback_abort_pc	int	optional local fallback PC supplied to op 0xd5; -1 disables abort redirection
0x5f694	timed_callback_entries_vector	int	MSVC vector object base for 16-byte schedule entries; begin/end/capacity pointers follow
0x5f698	timed_callback_entries_begin	void*	begin pointer for 16-byte entries {deadline_ms, field_100, primary_pc, catchup_pc}
0x5f69c	timed_callback_entries_end	void*	end pointer for the timed callback entry vector
0x5f6a0	timed_callback_entries_capacity	void*	capacity-end pointer for the timed callback entry vector
0x5f6a4	timed_callback_last_index	int	last appended schedule index; op 0xd3 resets to -1 and op 0xd4 increments per entry
0x5f6a8	timed_callback_cursor	int	next schedule entry consumed by timed_callback_sequence_tick; op 0xd3 resets to zero
0x5f6b4	timed_callback_script_resource_id	uint	active frame script resource retained by op 0xd5 for local callback dispatch safety
0x5f6b8	timed_callback_script_resource_guard	uint	companion current-script identity checked before redirecting to a scheduled callback
0x5f72c	adv_wait_indicator_frame	int	current animated input-wait indicator frame, reset to zero when the service is armed
0x5f730	adv_wait_indicator_terminal_frame	int	terminal frame returned by the indicator layout during ADV wait setup
0x5f734	adv_wait_indicator_enabled_value	int	raw enable operand last written by op 0x1ce; nonzero arms the ADV wait-indicator service
0x6da78	message_skip_activation_guard	int	set when op 0x88 enables Skip; suppresses the enabling click from immediately becoming a hotspot activation
0x6da80	message_skip_cancel_click_phase	int	press/release phase used only when set:CancelMesSkipOnClick is nonzero
0x6da84	adv_wait_indicator_layout_slot	int	ADV text layout whose wait indicator is armed or erased by input-wait setup and op 0x1ce
0x6da88	coroutine_yield_a	void*	op 0x7b yield-state save (op1 -> +ctxidx*4)
0x6db28	coroutine_yield_b	void*	op 0x7b yield-state save (op2 -> +ctxidx*4)
0x6dbc8	coroutine_runstate	int	op 0x7c resume gate (run-state bit 0x2000000)
0x6dbcc	coroutine_resume_off	int	op 0x7c resume PC offset
0x6dbd4	adv_read_skip_state	int	current ADV read/click-skip service state; queried by op 0x1cc, maintained from ReadTextSkip + per-PC read history
0x6dbe4	adv_auto_voice_pending	int	set by play-voice ops when voice service exists; Auto waits for voice completion then arms AutoMessageTime0; op 0x1bc resets
0x6dbf4	message_skip_queued_voice_id	int	latest voice resource deferred by op 0xc4 while run_state_flags message-skip bit is active
0x6dbf8	message_skip_queued_voice_arg	int	second argument retained with message_skip_queued_voice_id; Himegari op 0xc4 stores zero
0x9b24c	dispatch_table	void*	opcode->handler table base [0x400]; handler(op) = (0x9b24c + op4)
0xa0cc0	screen_w	int	screen width (640)
0xa0cc4	screen_h	int	screen height (480)
0xa0cc8	screen_bpp	int	screen bpp (8)
0xa0ce4	run_state_flags	uint	interpreter run-state flags (bit1 sleeping; 0x8000000 skip/fast-forward)
0xa0ce8	timed_callback_abort_signal	int	scheduler-polled abort/input signal cleared when op 0xd5 starts; redirects to abort PC when configured