runik.xml

<?xml version="1.0" encoding="UTF-8" ?>
<OpenSimDocument Version="40000">
  <IKTool name="Inverse Kinematics Tool">
    <report_errors>true</report_errors>
    <marker_file>C:\path\to\marker_file.trc</marker_file>
    <solve_for_equilibrium_for_auxiliary_coordinates>false</solve_for_equilibrium_for_auxiliary_coordinates>
    <accuracy>1e-4</accuracy>
    <constraint_weight>10</constraint_weight>
    <constraint_tolerance>1e-3</constraint_tolerance>
    <max_iterations>25</max_iterations>
    <constraint_function_accuracy>1e-4</constraint_function_accuracy>
    <output_orientation_errors>true</output_orientation_errors>
    <output_position_errors>true</output_position_errors>
  </IKTool>
</OpenSimDocument>