231 lines
12 KiB
Python
231 lines
12 KiB
Python
import logging
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import asyncio
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from NetUtils import ClientStatus, color
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from worlds.AutoSNIClient import SNIClient
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snes_logger = logging.getLogger("SNES")
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# FXPAK Pro protocol memory mapping used by SNI
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ROM_START = 0x000000
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WRAM_START = 0xF50000
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WRAM_SIZE = 0x20000
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SRAM_START = 0xE00000
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DKC3_ROMNAME_START = 0x00FFC0
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DKC3_ROMHASH_START = 0x7FC0
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ROMNAME_SIZE = 0x15
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ROMHASH_SIZE = 0x15
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DKC3_RECV_PROGRESS_ADDR = WRAM_START + 0x632
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DKC3_FILE_NAME_ADDR = WRAM_START + 0x5D9
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DEATH_LINK_ACTIVE_ADDR = DKC3_ROMNAME_START + 0x15 # DKC3_TODO: Find a permanent home for this
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class DKC3SNIClient(SNIClient):
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game = "Donkey Kong Country 3"
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patch_suffix = ".apdkc3"
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async def deathlink_kill_player(self, ctx):
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pass
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# DKC3_TODO: Handle Receiving Deathlink
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async def validate_rom(self, ctx):
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from SNIClient import snes_buffered_write, snes_flush_writes, snes_read
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rom_name = await snes_read(ctx, DKC3_ROMHASH_START, ROMHASH_SIZE)
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if rom_name is None or rom_name == bytes([0] * ROMHASH_SIZE) or rom_name[:2] != b"D3":
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return False
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ctx.game = self.game
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ctx.items_handling = 0b111 # remote items
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ctx.rom = rom_name
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#death_link = await snes_read(ctx, DEATH_LINK_ACTIVE_ADDR, 1)
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## DKC3_TODO: Handle Deathlink
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#if death_link:
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# ctx.allow_collect = bool(death_link[0] & 0b100)
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# await ctx.update_death_link(bool(death_link[0] & 0b1))
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return True
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async def game_watcher(self, ctx):
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from SNIClient import snes_buffered_write, snes_flush_writes, snes_read
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# DKC3_TODO: Handle Deathlink
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save_file_name = await snes_read(ctx, DKC3_FILE_NAME_ADDR, 0x5)
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if save_file_name is None or save_file_name[0] == 0x00 or save_file_name == bytes([0x55] * 0x05):
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# We haven't loaded a save file
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return
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new_checks = []
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from worlds.dkc3.Rom import location_rom_data, item_rom_data, boss_location_ids, level_unlock_map
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location_ram_data = await snes_read(ctx, WRAM_START + 0x5FE, 0x81)
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for loc_id, loc_data in location_rom_data.items():
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if loc_id not in ctx.locations_checked:
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data = location_ram_data[loc_data[0] - 0x5FE]
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masked_data = data & (1 << loc_data[1])
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bit_set = (masked_data != 0)
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invert_bit = ((len(loc_data) >= 3) and loc_data[2])
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if bit_set != invert_bit:
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# DKC3_TODO: Handle non-included checks
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new_checks.append(loc_id)
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verify_save_file_name = await snes_read(ctx, DKC3_FILE_NAME_ADDR, 0x5)
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if verify_save_file_name is None or verify_save_file_name[0] == 0x00 or verify_save_file_name == bytes([0x55] * 0x05) or verify_save_file_name != save_file_name:
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# We have somehow exited the save file (or worse)
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ctx.rom = None
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return
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rom = await snes_read(ctx, DKC3_ROMHASH_START, ROMHASH_SIZE)
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if rom != ctx.rom:
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ctx.rom = None
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# We have somehow loaded a different ROM
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return
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for new_check_id in new_checks:
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ctx.locations_checked.add(new_check_id)
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location = ctx.location_names.lookup_in_slot(new_check_id)
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snes_logger.info(
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f'New Check: {location} ({len(ctx.locations_checked)}/{len(ctx.missing_locations) + len(ctx.checked_locations)})')
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await ctx.send_msgs([{"cmd": 'LocationChecks', "locations": [new_check_id]}])
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# DKC3_TODO: Make this actually visually display new things received (ASM Hook required)
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recv_count = await snes_read(ctx, DKC3_RECV_PROGRESS_ADDR, 1)
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recv_index = recv_count[0]
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if recv_index < len(ctx.items_received):
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item = ctx.items_received[recv_index]
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recv_index += 1
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logging.info('Received %s from %s (%s) (%d/%d in list)' % (
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color(ctx.item_names.lookup_in_slot(item.item), 'red', 'bold'),
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color(ctx.player_names[item.player], 'yellow'),
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ctx.location_names.lookup_in_slot(item.location, item.player), recv_index, len(ctx.items_received)))
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snes_buffered_write(ctx, DKC3_RECV_PROGRESS_ADDR, bytes([recv_index]))
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if item.item in item_rom_data:
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item_count = await snes_read(ctx, WRAM_START + item_rom_data[item.item][0], 0x1)
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new_item_count = item_count[0] + 1
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for address in item_rom_data[item.item]:
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snes_buffered_write(ctx, WRAM_START + address, bytes([new_item_count]))
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# Handle Coin Displays
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current_level = await snes_read(ctx, WRAM_START + 0x5E3, 0x5)
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overworld_locked = ((await snes_read(ctx, WRAM_START + 0x5FC, 0x1))[0] == 0x01)
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if item.item == 0xDC3002 and not overworld_locked and (current_level[0] == 0x0A and current_level[2] == 0x00 and current_level[4] == 0x03):
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# Bazaar and Barter
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item_count = await snes_read(ctx, WRAM_START + 0xB02, 0x1)
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new_item_count = item_count[0] + 1
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snes_buffered_write(ctx, WRAM_START + 0xB02, bytes([new_item_count]))
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elif item.item == 0xDC3002 and not overworld_locked and current_level[0] == 0x04:
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# Swanky
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item_count = await snes_read(ctx, WRAM_START + 0xA26, 0x1)
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new_item_count = item_count[0] + 1
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snes_buffered_write(ctx, WRAM_START + 0xA26, bytes([new_item_count]))
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elif item.item == 0xDC3003 and not overworld_locked and (current_level[0] == 0x0A and current_level[2] == 0x08 and current_level[4] == 0x01):
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# Boomer
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item_count = await snes_read(ctx, WRAM_START + 0xB02, 0x1)
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new_item_count = item_count[0] + 1
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snes_buffered_write(ctx, WRAM_START + 0xB02, bytes([new_item_count]))
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else:
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# Handle Patch and Skis
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if item.item == 0xDC3007:
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num_upgrades = 1
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inventory = await snes_read(ctx, WRAM_START + 0x605, 0xF)
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if (inventory[0] & 0x02):
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num_upgrades = 3
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elif (inventory[13] & 0x08) or (inventory[0] & 0x01):
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num_upgrades = 2
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if num_upgrades == 1:
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snes_buffered_write(ctx, WRAM_START + 0x605, bytes([inventory[0] | 0x01]))
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if inventory[4] == 0:
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snes_buffered_write(ctx, WRAM_START + 0x609, bytes([0x01]))
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elif inventory[6] == 0:
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snes_buffered_write(ctx, WRAM_START + 0x60B, bytes([0x01]))
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elif inventory[8] == 0:
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snes_buffered_write(ctx, WRAM_START + 0x60D, bytes([0x01]))
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elif inventory[10] == 0:
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snes_buffered_write(ctx, WRAM_START + 0x60F, bytes([0x01]))
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cove_mekanos_progress = await snes_read(ctx, WRAM_START + 0x691, 0x2)
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snes_buffered_write(ctx, WRAM_START + 0x691, bytes([cove_mekanos_progress[0] | 0x01]))
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snes_buffered_write(ctx, WRAM_START + 0x692, bytes([cove_mekanos_progress[1] | 0x01]))
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elif num_upgrades == 2:
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snes_buffered_write(ctx, WRAM_START + 0x605, bytes([inventory[0] | 0x02]))
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if inventory[4] == 0:
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snes_buffered_write(ctx, WRAM_START + 0x609, bytes([0x02]))
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elif inventory[6] == 0:
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snes_buffered_write(ctx, WRAM_START + 0x60B, bytes([0x02]))
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elif inventory[8] == 0:
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snes_buffered_write(ctx, WRAM_START + 0x60D, bytes([0x02]))
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elif inventory[10] == 0:
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snes_buffered_write(ctx, WRAM_START + 0x60F, bytes([0x02]))
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elif num_upgrades == 3:
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snes_buffered_write(ctx, WRAM_START + 0x606, bytes([inventory[1] | 0x20]))
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k3_ridge_progress = await snes_read(ctx, WRAM_START + 0x693, 0x2)
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snes_buffered_write(ctx, WRAM_START + 0x693, bytes([k3_ridge_progress[0] | 0x01]))
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snes_buffered_write(ctx, WRAM_START + 0x694, bytes([k3_ridge_progress[1] | 0x01]))
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elif item.item == 0xDC3000:
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# Handle Victory
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if not ctx.finished_game:
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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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else:
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print("Item Not Recognized: ", item.item)
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pass
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await snes_flush_writes(ctx)
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# Handle Collected Locations
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levels_to_tiles = await snes_read(ctx, ROM_START + 0x3FF800, 0x60)
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tiles_to_levels = await snes_read(ctx, ROM_START + 0x3FF860, 0x60)
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for loc_id in ctx.checked_locations:
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if loc_id not in ctx.locations_checked and loc_id not in boss_location_ids:
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loc_data = location_rom_data[loc_id]
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data = await snes_read(ctx, WRAM_START + loc_data[0], 1)
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invert_bit = ((len(loc_data) >= 3) and loc_data[2])
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if not invert_bit:
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masked_data = data[0] | (1 << loc_data[1])
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snes_buffered_write(ctx, WRAM_START + loc_data[0], bytes([masked_data]))
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if (loc_data[1] == 1):
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# Make the next levels accessible
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level_id = loc_data[0] - 0x632
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tile_id = levels_to_tiles[level_id] if levels_to_tiles[level_id] != 0xFF else level_id
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tile_id = tile_id + 0x632
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if tile_id in level_unlock_map:
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for next_level_address in level_unlock_map[tile_id]:
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next_level_id = next_level_address - 0x632
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next_tile_id = tiles_to_levels[next_level_id] if tiles_to_levels[next_level_id] != 0xFF else next_level_id
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next_tile_id = next_tile_id + 0x632
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next_data = await snes_read(ctx, WRAM_START + next_tile_id, 1)
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snes_buffered_write(ctx, WRAM_START + next_tile_id, bytes([next_data[0] | 0x01]))
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await snes_flush_writes(ctx)
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else:
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masked_data = data[0] & ~(1 << loc_data[1])
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snes_buffered_write(ctx, WRAM_START + loc_data[0], bytes([masked_data]))
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await snes_flush_writes(ctx)
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ctx.locations_checked.add(loc_id)
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# Calculate Boomer Cost Text
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boomer_cost_text = await snes_read(ctx, WRAM_START + 0xAAFD, 2)
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if boomer_cost_text[0] == 0x31 and boomer_cost_text[1] == 0x35:
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boomer_cost = await snes_read(ctx, ROM_START + 0x349857, 1)
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boomer_cost_tens = int(boomer_cost[0]) // 10
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boomer_cost_ones = int(boomer_cost[0]) % 10
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snes_buffered_write(ctx, WRAM_START + 0xAAFD, bytes([0x30 + boomer_cost_tens, 0x30 + boomer_cost_ones]))
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await snes_flush_writes(ctx)
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boomer_final_cost_text = await snes_read(ctx, WRAM_START + 0xAB9B, 2)
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if boomer_final_cost_text[0] == 0x32 and boomer_final_cost_text[1] == 0x35:
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boomer_cost = await snes_read(ctx, ROM_START + 0x349857, 1)
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boomer_cost_tens = boomer_cost[0] // 10
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boomer_cost_ones = boomer_cost[0] % 10
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snes_buffered_write(ctx, WRAM_START + 0xAB9B, bytes([0x30 + boomer_cost_tens, 0x30 + boomer_cost_ones]))
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await snes_flush_writes(ctx)
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