1 files changed, 5 insertions, 0 deletions
diff --git a/extern/libmv/third_party/ceres/internal/ceres/parameter_block_ordering.h b/extern/libmv/third_party/ceres/internal/ceres/parameter_block_ordering.h
index 4675cb8dc7c..5de99511138 100644
--- a/extern/libmv/third_party/ceres/internal/ceres/parameter_block_ordering.h
+++ b/extern/libmv/third_party/ceres/internal/ceres/parameter_block_ordering.h
@@ -78,6 +78,11 @@ void ComputeRecursiveIndependentSetOrdering(const Program& program,
 // parameter blocks, if they co-occur in a residual block.
 Graph<ParameterBlock*>* CreateHessianGraph(const Program& program);
 
+// Iterate over each of the groups in order of their priority and fill
+// summary with their sizes.
+void OrderingToGroupSizes(const ParameterBlockOrdering* ordering,
+                          vector<int>* group_sizes);
+
 }  // namespace internal
 }  // namespace ceres