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Clarify ProgramEvaluator comments.

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This commit is contained in:
Keir Mierle
2012-05-03 01:27:50 -07:00
parent 017c9530df
commit cc38774d74
1 changed files with 7 additions and 3 deletions
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internal/ceres/program_evaluator.h
+7 -3
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@@ -37,9 +37,13 @@
// - A "JacobianWriter" that is responsible for storing the resulting // - A "JacobianWriter" that is responsible for storing the resulting
// jacobian blocks in the passed sparse matrix. // jacobian blocks in the passed sparse matrix.
// //
// This abstraction affords a evaluator implementation while still efficiently // This abstraction affords an efficient evaluator implementation while still
// supporting multiple sparse matrices in the backend. This evaluator // supporting writing to multiple sparse matrix formats. For example, when the
// implementation is threaded using OpenMP. // ProgramEvaluator is parameterized for writing to block sparse matrices, the
// residual jacobians are written directly into their final position in the
// block sparse matrix by the user's CostFunction; there is no copying.
//
// The evaluation is threaded with OpenMP.
// //
// The EvaluatePreparer and JacobianWriter interfaces are as follows: // The EvaluatePreparer and JacobianWriter interfaces are as follows:
// //