ref: a49ca6ef4153c16f5f5f1f968cc704e07b669d96
dir: /constants/map_data_constants.asm/
; width of east/west connections ; height of north/south connections MAP_BORDER EQU 3 ; connection directions EAST EQU 1 WEST EQU 2 SOUTH EQU 4 NORTH EQU 8 ; tileset environments INDOOR EQU 0 CAVE EQU 1 OUTDOOR EQU 2