| VERSION 4.6.3 |
g_principal calculates the three principal axes of inertia for a group of atoms.
option | filename | type | description |
---|---|---|---|
-f | traj.xtc | Input | Trajectory: xtc trr trj gro g96 pdb cpt |
-s | topol.tpr | Input | Structure+mass(db): tpr tpb tpa gro g96 pdb |
-n | index.ndx | Input, Opt. | Index file |
-a1 | axis1.dat | Output | Generic data file |
-a2 | axis2.dat | Output | Generic data file |
-a3 | axis3.dat | Output | Generic data file |
-om | moi.dat | Output | Generic data file |
option | type | default | description |
---|---|---|---|
-[no]h | bool | no | Print help info and quit |
-[no]version | bool | no | Print version info and quit |
-nice | int | 19 | Set the nicelevel |
-b | time | 0 | First frame (ps) to read from trajectory |
-e | time | 0 | Last frame (ps) to read from trajectory |
-dt | time | 0 | Only use frame when t MOD dt = first time (ps) |
-tu | enum | ps | Time unit: fs, ps, ns, us, ms or s |
-[no]w | bool | no | View output .xvg, .xpm, .eps and .pdb files |
-[no]foo | bool | no | Dummy option to avoid empty array |