Room file format

Room file

Each room is 8 by 7 sized. Each square is encoded in a 4 bit value.

Room format

Offset	Size	Content
0x0	1 byte	4 bit door flags (7: top, 6: bottom, 5: left, 4: right), 1 bit reserved, 3 bit room type ID
0x1	1 byte	Room ID, unique for each room
0x2	1 byte	Size in bytes
0x3	28 bytes	Room content
0x1F	?	Square extended data

Square values

Value	Type
0	Floor
1	Pit
2	Rock
3	Bomb
4	Key
5	Heart
6	Chest
7	Stairs
15	Ennemy

Room types

Value	Type
0	Normal
1	Item
2	Boss
4	Start