Keir Mierle 2833994a71 Switch motion tracker bundle adjustment to Ceres.
Patch originally written by me, then finished by Sergey. Big
thanks to Sergey for troopering through and fixing the many issues
with my original (not compilable) patch.

The Ceres implementation uses 2 parameter blocks for each camera
(1 for rotation and 1 for translation), 1 parameter block for
common intrinsics (focal length etc) and 1 parameter block for
each track (e.g. bundle or 3D point).

We turn on some fancy optimizer options to get better performance,
in particular:

  options.preconditioner_type = ceres::SCHUR_JACOBI;
  options.linear_solver_type = ceres::ITERATIVE_SCHUR;
  options.use_inner_iterations = true;
  options.use_nonmonotonic_steps = true;
  options.max_num_iterations = 100;

Special thanks to Sameer Agarwal of Ceres fame for splitting out
the SCHUR_JACOBI preconditioner so that it didn't depend on
CHOLMOD.  Previously we could not use that preconditioner in
Blender because CHOLMOD is too large of a dependency for Blender.

BundleIntrinsicsLogMessage:
- Moved bunch of if(foo) LG << "bar" into this function, to make
  EuclideanBundleCommonIntrinsics a little bit easier to follow.

EuclideanBundle:
- Fix RMSE logging.
2013-02-25 20:00:48 +00:00
2013-02-24 11:54:28 +00:00
2013-02-25 19:16:04 +00:00
2010-10-13 14:44:22 +00:00
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