135 lines
5.4 KiB
Python
135 lines
5.4 KiB
Python
import logging
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import time
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import typing
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from logging import Logger
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from typing import Optional
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from NetUtils import ClientStatus, NetworkItem
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from worlds.AutoSNIClient import SNIClient
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from .Enemies import enemy_id_to_name
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from .Items import start_id as items_start_id
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from .Locations import start_id as locations_start_id
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if typing.TYPE_CHECKING:
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from SNIClient import SNIContext
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else:
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SNIContext = typing.Any
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snes_logger: Logger = logging.getLogger("SNES")
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SRAM_START: int = 0xE00000
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L2AC_ROMNAME_START: int = 0x007FC0
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L2AC_SIGN_ADDR: int = SRAM_START + 0x2000
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L2AC_GOAL_ADDR: int = SRAM_START + 0x2030
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L2AC_DEATH_ADDR: int = SRAM_START + 0x203D
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L2AC_TX_ADDR: int = SRAM_START + 0x2040
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L2AC_RX_ADDR: int = SRAM_START + 0x2800
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class L2ACSNIClient(SNIClient):
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game: str = "Lufia II Ancient Cave"
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async def validate_rom(self, ctx: SNIContext) -> bool:
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from SNIClient import snes_read
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rom_name: Optional[bytes] = await snes_read(ctx, L2AC_ROMNAME_START, 0x15)
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if rom_name is None or rom_name[:4] != b"L2AC":
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return False
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ctx.game = self.game
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ctx.items_handling = 0b111 # fully remote
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ctx.rom = rom_name
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return True
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async def game_watcher(self, ctx: SNIContext) -> None:
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from SNIClient import snes_buffered_write, snes_flush_writes, snes_read
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rom: Optional[bytes] = await snes_read(ctx, L2AC_ROMNAME_START, 0x15)
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if rom != ctx.rom:
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ctx.rom = None
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return
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if ctx.server is None or ctx.slot is None:
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# not successfully connected to a multiworld server, cannot process the game sending items
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return
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signature: Optional[bytes] = await snes_read(ctx, L2AC_SIGN_ADDR, 16)
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if signature != b"ArchipelagoLufia":
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return
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# Goal
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if not ctx.finished_game:
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goal_data: Optional[bytes] = await snes_read(ctx, L2AC_GOAL_ADDR, 10)
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if goal_data is not None and goal_data[goal_data[0]] == 0x01:
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await ctx.send_msgs([{"cmd": "StatusUpdate", "status": ClientStatus.CLIENT_GOAL}])
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ctx.finished_game = True
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# DeathLink TX
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death_data: Optional[bytes] = await snes_read(ctx, L2AC_DEATH_ADDR, 3)
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if death_data is not None:
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await ctx.update_death_link(bool(death_data[0]))
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if death_data[1] != 0x00:
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snes_buffered_write(ctx, L2AC_DEATH_ADDR + 1, b"\x00")
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if "DeathLink" in ctx.tags and ctx.last_death_link + 1 < time.time():
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player_name: str = ctx.player_names.get(ctx.slot, str(ctx.slot))
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enemy_name: str = enemy_id_to_name.get(death_data[1] - 1, hex(death_data[1] - 1))
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await ctx.send_death(f"{player_name} was totally defeated by {enemy_name}.")
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# TX
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tx_data: Optional[bytes] = await snes_read(ctx, L2AC_TX_ADDR, 8)
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if tx_data is not None:
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snes_items_sent = int.from_bytes(tx_data[:2], "little")
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client_items_sent = int.from_bytes(tx_data[2:4], "little")
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client_ap_items_found = int.from_bytes(tx_data[4:6], "little")
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if client_items_sent < snes_items_sent:
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location_id: int = locations_start_id + client_items_sent
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location: str = ctx.location_names[location_id]
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client_items_sent += 1
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ctx.locations_checked.add(location_id)
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await ctx.send_msgs([{"cmd": "LocationChecks", "locations": [location_id]}])
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snes_logger.info("New Check: %s (%d/%d)" % (
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location,
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len(ctx.locations_checked),
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len(ctx.missing_locations) + len(ctx.checked_locations)))
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snes_buffered_write(ctx, L2AC_TX_ADDR + 2, client_items_sent.to_bytes(2, "little"))
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ap_items_found: int = sum(net_item.player != ctx.slot for net_item in ctx.locations_info.values())
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if client_ap_items_found < ap_items_found:
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snes_buffered_write(ctx, L2AC_TX_ADDR + 4, ap_items_found.to_bytes(2, "little"))
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# RX
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rx_data: Optional[bytes] = await snes_read(ctx, L2AC_RX_ADDR, 4)
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if rx_data is not None:
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snes_items_received = int.from_bytes(rx_data[:2], "little")
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if snes_items_received < len(ctx.items_received):
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item: NetworkItem = ctx.items_received[snes_items_received]
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item_code: int = item.item - items_start_id
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snes_items_received += 1
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snes_logger.info("Received %s from %s (%s) (%d/%d in list)" % (
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ctx.item_names[item.item],
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ctx.player_names[item.player],
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ctx.location_names[item.location],
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snes_items_received, len(ctx.items_received)))
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snes_buffered_write(ctx, L2AC_RX_ADDR + 2 * (snes_items_received + 1), item_code.to_bytes(2, "little"))
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snes_buffered_write(ctx, L2AC_RX_ADDR, snes_items_received.to_bytes(2, "little"))
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await snes_flush_writes(ctx)
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async def deathlink_kill_player(self, ctx: SNIContext) -> None:
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from SNIClient import DeathState, snes_buffered_write, snes_flush_writes
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# DeathLink RX
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if "DeathLink" in ctx.tags:
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snes_buffered_write(ctx, L2AC_DEATH_ADDR + 2, b"\x01")
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else:
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snes_buffered_write(ctx, L2AC_DEATH_ADDR + 2, b"\x00")
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await snes_flush_writes(ctx)
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ctx.death_state = DeathState.dead
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