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sprites not defined as randomonevent now writable with standard tools.

This commit is contained in:
CaitSith2 2020-10-13 01:52:37 -07:00
parent 4a923c7046
commit 59d5a7dbaa
1 changed files with 20 additions and 11 deletions
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31
Rom.py
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@ -163,33 +163,42 @@ def check_enemizer(enemizercli):
def apply_random_sprite_on_event(rom: LocalRom, sprite, local_random, allow_random_on_event, sprite_pool):
onevent = 0
sprites = list()
if not allow_random_on_event:
allow_random_on_event = not rom.read_byte(0x186381) # Check if explicitly disabled in rom. If so, it stays that way.
userandomsprites = False
if sprite and not isinstance(sprite, Sprite):
sprite = sprite.lower()
userandomsprites = sprite.startswith('randomon')
racerom = rom.read_byte(0x180213)
if allow_random_on_event or not racerom:
# Changes to this byte for race rom seeds are only permitted on initial rolling of the seed.
# However, if the seed is not a racerom seed, then it is always allowed.
rom.write_byte(0x186381, 0x00 if userandomsprites else 0x01)
onevent = 0
if sprite == 'randomonall':
onevent = 0xFFFF # Support all current and future events that can cause random sprite changes.
elif sprite.startswith('randomon'):
elif sprite == 'randomonnone':
# Allows for opting into random on events on race rom seeds, without actually enabling any of the events initially.
onevent = 0x0000
elif userandomsprites:
onevent = 0x01 if 'hit' in sprite else 0x00
onevent += 0x02 if 'enter' in sprite else 0x00
onevent += 0x04 if 'exit' in sprite else 0x00
onevent += 0x08 if 'slash' in sprite else 0x00
onevent += 0x10 if 'item' in sprite else 0x00
onevent += 0x20 if 'bonk' in sprite else 0x00
rom.write_int16(0x18637F, onevent)
sprite = Sprite(sprite) if os.path.isfile(sprite) else get_sprite_from_name(sprite, local_random)
# write link sprite if required
if sprite:
sprites = list()
sprite.write_to_rom(rom)
if allow_random_on_event:
rom.write_int16(0x18637F, onevent)
rom.write_byte(0x186381, 0x00) # Enable usage of Random On Event.
_populate_sprite_table()
if onevent:
if userandomsprites:
if sprite_pool:
if isinstance(sprite_pool, str):
sprite_pool = sprite_pool.split(':')
@ -205,7 +214,7 @@ def apply_random_sprite_on_event(rom: LocalRom, sprite, local_random, allow_rand
local_random.shuffle(sprites)
for i, sprite in enumerate(sprites[:32]):
if not i and not onevent:
if not i and not userandomsprites:
continue
rom.write_bytes(0x300000 + (i * 0x8000), sprite.sprite)
rom.write_bytes(0x307000 + (i * 0x8000), sprite.palette)