UNITPOS.DAT

There are 80 records of 14 values of one byte each. 1120 bytes in total.

unitpos[0] - Y position. 255 if unit specifically unused.
unitpos[1] - X position.
unitpos[2] - Z position. (0 is top level).
unitpos[3] -
unitpos[4] -
unitpos[5] -
unitpos[6] - Seems to be the same number for all records, but does vary between saves.
unitpos[7] - Always 0?

unitpos[8] -

BB's notes:

Always seems to be 255 for X-Com controlled (as opposed to owned) units.

Perhaps this dictates AI style for this unit or something?

NKF notes:

255 for XCOM, 2, 1 and 0 for floaters?

      X-COM  - 255    1111 1111

      TANKC  - 1      0000 0001

    

      Ethereal  - 3   0000 0011

                94    0101 1110

                15    0000 1111

            

              Civ  -  0000 0000

                   12 0000 1100

                   91 0101 1011

     

      Sectopod  - 1   0000 0001

                2     0000 0010

                13    0000 1101

                92    0101 1100

unitpos[9] - Owner flag. Possible values:
0: X-Com
1: Alien
2: Civilian

unitpos[10] - Unit info flags. Bits (from left to right, 87654321):
( 1) 1: 0 = Invisible, 1 = visible.
( 2) 2: 0 = Dead, 1 = alive.
( 4) 3: 0 = Small unit, 1 = big unit.
( 8) 4: 0 = Left section of unit, 1 = right side of unit.
( 16) 5: 0 = Upper side of unit, 1 = lower side of unit.
( 32) 6: Only seems to flag for certain tank parts. Could be where tank will fire from?
( 64) 7: 0 = Normal, 1 = under mind control.
(128) 8: Unused?

Ignore bits 4 and 5 if bit 3 is unflagged.

unitpos[11] -
unitpos[12] -
unitpos[13] -