Figure 12 Result of special routines that open and close objects but do not join or break them

Special closing does not join objects

0  0    0    0  0    0    0  0  0  0
0  0    0    0  0    0    0  0  0  0
0  0    0    0  0    0    0  0  0  0
0  0  200  200  0  200  200  0  0  0
0  0  200  200  0  200  200  0  0  0
0  0  200  200  0  200  200  0  0  0
0  0  200  200  0  200  200  0  0  0
0  0    0    0  0    0    0  0  0  0
0  0    0    0  0    0    0  0  0  0
0  0    0    0  0    0    0  0  0  0

special opening does not break object

0  0    0    0    0    0    0    0  0  0
0  0    0    0    0    0    0    0  0  0
0  0    0  200  200  200  200    0  0  0
0  0  200  200  200  200  200  200  0  0
0  0  200  200    0  200  200  200  0  0
0  0  200  200    0  200  200  200  0  0
0  0  200  200  200  200  200  200  0  0
0  0    0  200  200  200  200    0  0  0
0  0    0    0    0    0    0    0  0  0
0  0    0    0    0    0    0    0  0  0