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author | Carlos Hernandez <chernand@google.com> | 2014-08-07 17:51:38 -0700 |
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committer | Carlos Hernandez <chernand@google.com> | 2014-08-11 20:38:34 +0000 |
commit | 79397c21138f54fcff6ec067b44b847f1f7e0e98 (patch) | |
tree | b2c33877af479b37f082fcbcaf50a24a49b69415 /internal/ceres/compressed_row_jacobian_writer.h | |
parent | ad78e589f893a53da23bbdf41274d89dae656f54 (diff) | |
download | ceres-solver-74d2994a0aecffa33cbf3fb45e40c0a627131708.tar.gz |
Update ceres to the latest version in g3android-wear-5.0.0_r1android-cts-5.1_r9android-cts-5.1_r8android-cts-5.1_r7android-cts-5.1_r6android-cts-5.1_r5android-cts-5.1_r4android-cts-5.1_r3android-cts-5.1_r28android-cts-5.1_r27android-cts-5.1_r26android-cts-5.1_r25android-cts-5.1_r24android-cts-5.1_r23android-cts-5.1_r22android-cts-5.1_r21android-cts-5.1_r20android-cts-5.1_r2android-cts-5.1_r19android-cts-5.1_r18android-cts-5.1_r17android-cts-5.1_r16android-cts-5.1_r15android-cts-5.1_r14android-cts-5.1_r13android-cts-5.1_r10android-cts-5.1_r1android-cts-5.0_r9android-cts-5.0_r8android-cts-5.0_r7android-cts-5.0_r6android-cts-5.0_r5android-cts-5.0_r4android-cts-5.0_r3android-5.1.1_r9android-5.1.1_r8android-5.1.1_r7android-5.1.1_r6android-5.1.1_r5android-5.1.1_r4android-5.1.1_r38android-5.1.1_r37android-5.1.1_r36android-5.1.1_r35android-5.1.1_r34android-5.1.1_r33android-5.1.1_r30android-5.1.1_r3android-5.1.1_r29android-5.1.1_r28android-5.1.1_r26android-5.1.1_r25android-5.1.1_r24android-5.1.1_r23android-5.1.1_r22android-5.1.1_r20android-5.1.1_r2android-5.1.1_r19android-5.1.1_r18android-5.1.1_r17android-5.1.1_r16android-5.1.1_r15android-5.1.1_r14android-5.1.1_r13android-5.1.1_r12android-5.1.1_r10android-5.1.1_r1android-5.1.0_r5android-5.1.0_r4android-5.1.0_r3android-5.1.0_r1android-5.0.2_r3android-5.0.2_r1android-5.0.1_r1android-5.0.0_r7android-5.0.0_r6android-5.0.0_r5.1android-5.0.0_r5android-5.0.0_r4android-5.0.0_r3android-5.0.0_r2android-5.0.0_r1lollipop-wear-releaselollipop-releaselollipop-mr1-wfc-releaselollipop-mr1-releaselollipop-mr1-fi-releaselollipop-mr1-devlollipop-mr1-cts-releaselollipop-devlollipop-cts-release
Please pay special attention to the changes in Android.mk.
They are the only real changes I had to make.
Bug: 16953678
Change-Id: I44a644358e779aaff99a2ea822387fe49ac26888
Diffstat (limited to 'internal/ceres/compressed_row_jacobian_writer.h')
-rw-r--r-- | internal/ceres/compressed_row_jacobian_writer.h | 40 |
1 files changed, 37 insertions, 3 deletions
diff --git a/internal/ceres/compressed_row_jacobian_writer.h b/internal/ceres/compressed_row_jacobian_writer.h index c103165..a722a7c 100644 --- a/internal/ceres/compressed_row_jacobian_writer.h +++ b/internal/ceres/compressed_row_jacobian_writer.h @@ -39,6 +39,7 @@ namespace ceres { namespace internal { +class CompressedRowSparseMatrix; class Program; class SparseMatrix; @@ -49,11 +50,44 @@ class CompressedRowJacobianWriter { : program_(program) { } + // PopulateJacobianRowAndColumnBlockVectors sets col_blocks and + // row_blocks for a CompressedRowSparseMatrix, based on the + // parameter block sizes and residual sizes respectively from the + // program. This is useful when Solver::Options::use_block_amd = + // true; + // + // This function is static so that it is available to other jacobian + // writers which use CompressedRowSparseMatrix (or derived types). + // (Jacobian writers do not fall under any type hierarchy; they only + // have to provide an interface as specified in program_evaluator.h). + static void PopulateJacobianRowAndColumnBlockVectors( + const Program* program, + CompressedRowSparseMatrix* jacobian); + + // It is necessary to determine the order of the jacobian blocks + // before copying them into a CompressedRowSparseMatrix (or derived + // type). Just because a cost function uses parameter blocks 1 + // after 2 in its arguments does not mean that the block 1 occurs + // before block 2 in the column layout of the jacobian. Thus, + // GetOrderedParameterBlocks determines the order by sorting the + // jacobian blocks by their position in the state vector. + // + // This function is static so that it is available to other jacobian + // writers which use CompressedRowSparseMatrix (or derived types). + // (Jacobian writers do not fall under any type hierarchy; they only + // have to provide an interface as specified in + // program_evaluator.h). + static void GetOrderedParameterBlocks( + const Program* program, + int residual_id, + vector<pair<int, int> >* evaluated_jacobian_blocks); + // JacobianWriter interface. - // Since the compressed row matrix has different layout than that assumed by - // the cost functions, use scratch space to store the jacobians temporarily - // then copy them over to the larger jacobian in the Write() function. + // Since the compressed row matrix has different layout than that + // assumed by the cost functions, use scratch space to store the + // jacobians temporarily then copy them over to the larger jacobian + // in the Write() function. ScratchEvaluatePreparer* CreateEvaluatePreparers(int num_threads) { return ScratchEvaluatePreparer::Create(*program_, num_threads); } |