檢視 .ind 的原始碼

=='''Format'''==
 ''indx<sub>O</sub>(1)   indx<sub>L</sub>(1)   indx<sub>R</sub>(1)   indx<sub>B</sub>(1)   indx<sub>F</sub>(1)   indx<sub>D</sub>(1)   indx<sub>U</sub>(1)
 ''indx<sub>O</sub>(2)   indx<sub>L</sub>(2)   indx<sub>R</sub>(2)   indx<sub>B</sub>(2)   indx<sub>F</sub>(2)   indx<sub>D</sub>(2)   indx<sub>U</sub>(2)
    .          .          .          .          .          .          .
    .          .          .          .          .          .          .
    .          .          .          .          .          .          .
 ''indx<sub>O</sub>(i)   indx<sub>L</sub>(i)   indx<sub>R</sub>(i)   indx<sub>B</sub>(i)   indx<sub>F</sub>(i)   indx<sub>D</sub>(i)   indx<sub>U</sub>(i)
    .          .          .          .          .          .          .
    .          .          .          .          .          .          .
    .          .          .          .          .          .          .
 ''indx<sub>O</sub>(N)   indx<sub>L</sub>(N)   indx<sub>R</sub>(N)   indx<sub>B</sub>(N)   indx<sub>F</sub>(N)   indx<sub>D</sub>(N)   indx<sub>U</sub>(N)''            <font color=green>// all are integers.</font>

This outputs the indices of each nodes and the its neighbor indices.

indx<sub>O</sub>(i): the index of i<sub>th</sub> node.
indx<sub>L</sub>(N): left
indx<sub>R</sub>(N): right
indx<sub>B</sub>(N): back
indx<sub>F</sub>(N): in front of
indx<sub>D</sub>(N): down
indx<sub>U</sub>(N): up