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Reorder code and add important comments.

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This commit is contained in:
Tomasz Sobczyk
2021-03-30 14:56:29 +02:00
parent f69946cd0b
commit f85dbc3fe3
1 changed files with 36 additions and 28 deletions
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64
src/learn/stats.cpp
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@@ -31,34 +31,6 @@ namespace Learner::Stats
[[nodiscard]] virtual std::map<std::string, std::string> get_formatted_stats() const = 0;
};
struct PositionCounter : StatisticGathererBase
{
PositionCounter() :
m_num_positions(0)
{
}
void on_position(const Position&) override
{
m_num_positions += 1;
}
void reset() override
{
m_num_positions = 0;
}
[[nodiscard]] std::map<std::string, std::string> get_formatted_stats() const override
{
return {
{ "Number of positions", std::to_string(m_num_positions) }
};
}
private:
std::uint64_t m_num_positions;
};
struct StatisticGathererFactoryBase
{
[[nodiscard]] virtual std::unique_ptr<StatisticGathererBase> create() const = 0;
@@ -102,6 +74,42 @@ namespace Learner::Stats
std::map<std::string, std::vector<std::unique_ptr<StatisticGathererFactoryBase>>> m_gatherers_by_group;
};
/*
Definitions for specific statistic gatherers follow:
*/
struct PositionCounter : StatisticGathererBase
{
PositionCounter() :
m_num_positions(0)
{
}
void on_position(const Position&) override
{
m_num_positions += 1;
}
void reset() override
{
m_num_positions = 0;
}
[[nodiscard]] std::map<std::string, std::string> get_formatted_stats() const override
{
return {
{ "Number of positions", std::to_string(m_num_positions) }
};
}
private:
std::uint64_t m_num_positions;
};
/*
This function provides factories for all possible statistic gatherers.
Each new statistic gatherer needs to be added there.
*/
const auto& get_statistics_gatherers_registry()
{
static StatisticGathererRegistry s_reg = [](){