Files
alttpr-baserom/generate_pseudo_sword_table.rb
2021-07-25 01:42:21 -07:00

39 lines
899 B
Ruby

def process_values(sprite, values)
ret = values.clone
if (ret[1] == 0 && sprite != 0x40) || sprite == 0xCE
# fighter sword does no damage and it's not the evil barrier, or it's Blind
ret[5] = 0
end
return ret
end
def split_value(byte)
return [byte >> 4, byte & 0x0F]
end
def join_values(value1, value2)
return (value1 & 0x0F) << 4 | (value2 & 0x0F)
end
File.open("damage_table.bin") do |input|
File.open("damage_table_pseudo_sword.bin", "w") do |output|
i_enum = input.each_byte
(0...0xD7).each do |sprite|
values = []
(0...8).each do
values += split_value(i_enum.next)
end
v_enum = process_values(sprite, values).to_enum
(0...8).each do
output.putc(join_values(v_enum.next, v_enum.next))
end
end
begin
while true
output.putc(i_enum.next)
end
rescue StopIteration
end
end
end