Sameer Agarwal 4bf3868bec Fix a bug in the Schur eliminator
The schur eliminator treats rows with e blocks and row with
no e blocks separately. The template specialization logic only
applies to the rows with e blocks.

So, in cases where the rows with e-blocks have a fixed size f-block
but the rows without e-blocks have f-blocks of varying sizes,
DetectStructure will return a static f-block size, but we need to be
careful that we do not blindly use that static f-block size everywhere.

This patch fixes a bug where such care was not being taken, where
it was assumed that the static f-block size could be assumed for all
f-block sizes.

A new test is added, which triggers an exception in debug mode. In
release mode this error does not present itself, due to a peculiarity
of the way Eigen works.

Thanks to Werner Trobin for reporting this bug.

Change-Id: I8ae7aabf8eed8c3f9cf74b6c74d632ba44f82581
2015-08-20 23:34:26 -07:00
2013-06-24 14:28:40 -07:00
2015-04-07 14:13:25 -07:00
2013-02-24 19:04:21 +00:00
2015-03-17 22:40:01 -07:00

Ceres Solver - A non-linear least squares minimizer

Please see ceres-solver.org for more information.

WARNING - Do not make GitHub pull requests!

Ceres development happens on Gerrit, including both repository hosting and code reviews. The GitHub Repository is a continuously updated mirror which is primarily meant for issue tracking. Please see our Contributing to Ceres Guide for more details.

The upstream Gerrit repository is

https://ceres-solver.googlesource.com/ceres-solver
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