old_contents: #!/usr/bin/env python
  
  # Copyright (c) 2013 Leif Johnson <leif@leifjohnson.net>
  #
  # Permission is hereby granted, free of charge, to any person obtaining a copy
  # of this software and associated documentation files (the "Software"), to deal
  # in the Software without restriction, including without limitation the rights
  # to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
  # copies of the Software, and to permit persons to whom the Software is
  # furnished to do so, subject to the following conditions:
  #
  # The above copyright notice and this permission notice shall be included in all
  # copies or substantial portions of the Software.
  #
  # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  # IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  # FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
  # AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  # LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  # SOFTWARE.
  
  import lmj.cli
  import lmj.sim
  import lmj.sim.cooper
  import os
  import sys
  
  
  def main():
      w = lmj.sim.cooper.World(dt=1. / 120)
      w.load_skeleton(os.path.join(os.path.dirname(__file__), 'cooper-skeleton.txt'))
      w.load_markers(os.path.join(os.path.dirname(__file__), 'cooper-motion.c3d'),
                     os.path.join(os.path.dirname(__file__), 'cooper-markers.txt'))
      lmj.sim.viewer.Physics(w).run()
  
  
  if __name__ == '__main__':
      lmj.cli.call(main)
  
new_contents: #!/usr/bin/env python
  
  # Copyright (c) 2013 Leif Johnson <leif@leifjohnson.net>
  #
  # Permission is hereby granted, free of charge, to any person obtaining a copy
  # of this software and associated documentation files (the "Software"), to deal
  # in the Software without restriction, including without limitation the rights
  # to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
  # copies of the Software, and to permit persons to whom the Software is
  # furnished to do so, subject to the following conditions:
  #
  # The above copyright notice and this permission notice shall be included in all
  # copies or substantial portions of the Software.
  #
  # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  # IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  # FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
  # AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  # LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  # SOFTWARE.
  
  import lmj.cli
  import lmj.sim
  import lmj.sim.cooper
  import os
  import sys
  
  
  def main():
      w = lmj.sim.cooper.World(dt=1. / 120)
      w.erp = 0.3
      w.cfm = 1e-6
      w.load_skeleton(os.path.join(os.path.dirname(__file__), 'cooper-skeleton.txt'))
      w.load_markers(os.path.join(os.path.dirname(__file__), 'cooper-motion.c3d'),
                     os.path.join(os.path.dirname(__file__), 'cooper-markers.txt'))
      lmj.sim.viewer.Physics(w).run()
  
  
  if __name__ == '__main__':
      lmj.cli.call(main)
  
subject: Add some default parameter values to the world.