mockingbirdnest/Principia — pull request #261 by pleroy (2014-11-06 20:19:15+00:00)
Title: A function to build a TransformingIterator for a body-centered frame.

For the time being I am just using it to copy the trajectory in ``rendering_frame.cpp``. In the future ``rendering_frame.cpp`` should go away and the iterator should be incorporated in ``LineAndIterator`` or some such.