Transfer Unit's X/Y/Map Level

Transfer Unit's X/Y/Map Level
000683e4: 1080000a beq r4,r0,0x00068410		Branch if Pointer doesn't exist
000683e8: 00000000 nop
000683ec: 9082007c lbu r2,0x007c(r4)		Load Unit's X Coordinate
000683f0: 3c018009 lui r1,0x8009
000683f4: ac2261b4 sw r2,0x61b4(r1)		Store Unit's X Coordinate
000683f8: 9082007d lbu r2,0x007d(r4)		Load Unit's Y Coordinate
000683fc: 3c018009 lui r1,0x8009
00068400: ac2261bc sw r2,0x61bc(r1)		Store Unit's Y Coordinate
00068404: 9082007e lbu r2,0x007e(r4)		Load Unit's Map Level
00068408: 3c018009 lui r1,0x8009
0006840c: ac2261b8 sw r2,0x61b8(r1)		Store Unit's Map Level
00068410: 03e00008 jr r31
00068414: 00000000 nop