diff options
Diffstat (limited to 'include/ceres/iteration_callback.h')
-rw-r--r-- | include/ceres/iteration_callback.h | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/include/ceres/iteration_callback.h b/include/ceres/iteration_callback.h index 987c2d9..237ada6 100644 --- a/include/ceres/iteration_callback.h +++ b/include/ceres/iteration_callback.h @@ -36,12 +36,13 @@ #define CERES_PUBLIC_ITERATION_CALLBACK_H_ #include "ceres/types.h" +#include "ceres/internal/disable_warnings.h" namespace ceres { // This struct describes the state of the optimizer after each // iteration of the minimization. -struct IterationSummary { +struct CERES_EXPORT IterationSummary { IterationSummary() : iteration(0), step_is_valid(false), @@ -50,6 +51,7 @@ struct IterationSummary { cost(0.0), cost_change(0.0), gradient_max_norm(0.0), + gradient_norm(0.0), step_norm(0.0), eta(0.0), step_size(0.0), @@ -100,6 +102,9 @@ struct IterationSummary { // Infinity norm of the gradient vector. double gradient_max_norm; + // 2-norm of the gradient vector. + double gradient_norm; + // 2-norm of the size of the step computed by the optimization // algorithm. double step_norm; @@ -207,7 +212,7 @@ struct IterationSummary { // const bool log_to_stdout_; // }; // -class IterationCallback { +class CERES_EXPORT IterationCallback { public: virtual ~IterationCallback() {} virtual CallbackReturnType operator()(const IterationSummary& summary) = 0; @@ -215,4 +220,6 @@ class IterationCallback { } // namespace ceres +#include "ceres/internal/reenable_warnings.h" + #endif // CERES_PUBLIC_ITERATION_CALLBACK_H_ |