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Re-implement multi-entrance cave patching

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Make it function in a way that will be compatible with placing them in
single entrance doorways.
This commit is contained in:
Kevin Cathcart
2018-01-16 20:56:35 -05:00
parent a461341c64
commit 6acad0c037
2 changed files with 256 additions and 226 deletions
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60
Rom.py
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@@ -297,13 +297,51 @@ def patch_rom(world, rom, hashtable, beep='normal', sprite=None):
if world.keysanity:
rom.write_byte(0x155C9, random.choice([0x11, 0x16])) # Randomize GT music too in keysanity mode
# patch entrances
# patch entrance/exits/holess
for region in world.regions:
for exit in region.exits:
if exit.target is not None:
addresses = [exit.addresses] if isinstance(exit.addresses, int) else exit.addresses
for address in addresses:
rom.write_byte(address, exit.target)
if isinstance(exit.addresses, tuple):
offset = exit.target
room_id, ow_area, vram_loc, scroll_y, scroll_x, link_y, link_x, camera_y, camera_x, unknown_1, unknown_2, door_1, door_2 = exit.addresses
#room id is deliberately not written
rom.write_byte(0x15B8C + offset, ow_area)
rom.write_int16_to_rom(0x15BDB + 2 * offset, vram_loc)
rom.write_int16_to_rom(0x15C79 + 2 * offset, scroll_y)
rom.write_int16_to_rom(0x15D17 + 2 * offset, scroll_x)
# for positioning fixups we abuse the roomid as a way of identifying which exit data we are appling
# Thanks to Zarby89 for originally finding these values
# todo fix screen scrolling
if room_id == 0x0059 and world.fix_skullwoods_exit:
rom.write_int16_to_rom(0x15DB5 + 2 * offset, 0x00F8)
elif room_id == 0x004a and world.fix_palaceofdarkness_exit:
rom.write_int16_to_rom(0x15DB5 + 2 * offset, 0x0640)
elif room_id == 0x00d6 and world.fix_trock_exit:
rom.write_int16_to_rom(0x15DB5 + 2 * offset, 0x0134)
elif room_id == 0x000c and world.fix_gtower_exit: # fix ganons tower exit point
rom.write_byte(0x15DB5 + 2 * offset, 0x00A4)
else:
rom.write_int16_to_rom(0x15DB5 + 2 * offset, link_y)
rom.write_int16_to_rom(0x15E53 + 2 * offset, link_x)
rom.write_int16_to_rom(0x15EF1 + 2 * offset, camera_y)
rom.write_int16_to_rom(0x15F8F + 2 * offset, camera_x)
rom.write_byte(0x1602D + offset, unknown_1)
rom.write_byte(0x1607C + offset, unknown_2)
rom.write_int16_to_rom(0x160CB + 2 * offset, door_1)
rom.write_int16_to_rom(0x16169 + 2 * offset, door_2)
elif isinstance(exit.addresses, list):
# is hole
for address in exit.addresses:
rom.write_byte(address, exit.target)
else:
# patch door table
rom.write_byte(0xDBB73 + exit.addresses, exit.target)
# patch medallion requirements
if world.required_medallions[0] == 'Bombos':
@@ -721,20 +759,6 @@ def patch_rom(world, rom, hashtable, beep='normal', sprite=None):
rom.write_byte(0xFED31, 0x2A) # preopen bombable exit
rom.write_byte(0xFEE41, 0x2A) # preopen bombable exit
# Thanks to Zarby89 for finding these values
# fix skull woods exit point
rom.write_byte(0x15E0D, 0xF8 if world.fix_skullwoods_exit else 0xB8)
# fix palace of darkness exit point
rom.write_byte(0x15E03, 0x40 if world.fix_palaceofdarkness_exit else 0x28)
# fix turtle rock exit point
rom.write_byte(0x15E1D, 0x34 if world.fix_trock_exit else 0x28)
# fix ganons tower exit point
rom.write_byte(0x15E25, 0xA4 if world.fix_gtower_exit else 0x28)
# todo fix screen scrolling
write_strings(rom, world)
# set rom name