share/html/online/trr.html

   1 <title>trr file format</title>
   2 <body>
   3 <h1>trr file format</h1>
   4 <h2>Description</h2>
   5 Files with the trr file extension contain the trajectory of a simulation.
   6 In this file all the coordinates, velocities, forces and energies are
   7 printed as you told GROMACS in your mdp file. This file is in portable binary
   8 format an can be read with <a href=gmxdump.html>gmxdump</a>.
   9 <PRE>
  10 % <a href="gmxdump.html">gmxdump</a> -f traj.trr
  11 </PRE>
  12 or if you're not such a fast reader:
  13 <PRE>
  14 % gmxdump -f traj.trr | more
  15 </PRE>
  16
  17 <p>
  18 You can also get a quick look in the contents of the file (number of
  19 frames etc.) using:
  20 <PRE>
  21 % <a href="gmxcheck.html">gmxcheck</a> -f traj.trr
  22 </PRE>
  23 </body>