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Implement ADV skip lifecycle

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gamer147
2026-07-20 16:41:44 -04:00
parent d1af8e3b07
commit bc5763e65e
9 changed files with 176 additions and 34 deletions
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docs/engine-ctx-reference.md
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@@ -33,12 +33,14 @@ Struct `EngineCtx`, size `0xa1000`. Applied to the Ghidra `/v2` image (dispatch-
| `0x51b80` | `gfx_animation_service_flags` | `uint` | retained_gfx_manager+0xb56c service flags; bit 1 suppresses op 0x243 force-complete/clock-reset request |
| `0x52bd4` | `surfaces` | `void*` | surface array base [~1000 slots]; create/set-texture (0x1f8/0x1f9) allocate |
| `0x53d14` | `cur_ctx_index` | `uint` | current script-context index (curCtx); indexes 0x78-byte coroutine/frame records |
| `0x53d24` | `save_load_stack_restore_active` | `int` | set while a deserialized numbered-save script stack is being reconstructed; op 0xae restores saved frame PCs/contexts and clears it at the terminal saved context |
| `0x53d28` | `frame_codebase` | `void*` | current frame codebase (PC = codebase + off*4) |
| `0x53d2c` | `frame_pc` | `int` | current frame PC column (op = *(0x53d2c + curCtx*0x78)) |
| `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` | `frame_instruction_word_count` | `int` | current decoded instruction length in dwords for each 0x78-byte script frame; interpreter advances PC by this value * 4 |
| `0x550fc` | `message_skip_display_enabled` | `int` | persistent all-message Skip state returned by op 0x19a for the ADV control-strip active overlay |
| `0x55100` | `adv_skip_service_enabled` | `int` | ADV presentation lifecycle gate: op 0x19b clears it while preserving the persistent Skip toggle; op 0x19c sets it before recomputing active message/read skip |
| `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 |