FM / util

/srv/osrm/osrm-backend/include/util

Name	Size	Mode	Actions
guidance/	-	0755	rm
alias.hpp	6870	0644	edit dl rm
assert.hpp	1964	0644	edit dl rm
attributes.hpp	357	0644	edit dl rm
bearing.hpp	3964	0644	edit dl rm
bit_range.hpp	2950	0644	edit dl rm
cheap_ruler.hpp	2124	0644	edit dl rm
concurrent_id_map.hpp	2148	0644	edit dl rm
conditional_restrictions.hpp	627	0644	edit dl rm
connectivity_checksum.hpp	1931	0644	edit dl rm
coordinate.hpp	9244	0644	edit dl rm
coordinate_calculation.hpp	16297	0644	edit dl rm
deallocating_vector.hpp	11205	0644	edit dl rm
debug.hpp	5958	0644	edit dl rm
dist_table_wrapper.hpp	2299	0644	edit dl rm
dynamic_graph.hpp	15951	0644	edit dl rm
exception.hpp	5126	0644	edit dl rm
exception_utils.hpp	609	0644	edit dl rm
exclude_flag.hpp	975	0644	edit dl rm
filtered_graph.hpp	5402	0644	edit dl rm
filtered_integer_range.hpp	3097	0644	edit dl rm
fingerprint.hpp	1166	0644	edit dl rm
for_each_indexed.hpp	634	0644	edit dl rm
for_each_pair.hpp	990	0644	edit dl rm
for_each_range.hpp	477	0644	edit dl rm
geojson_debug_logger.hpp	6330	0644	edit dl rm
geojson_debug_policies.hpp	1810	0644	edit dl rm
geojson_debug_policy_toolkit.hpp	3258	0644	edit dl rm
geojson_validation.hpp	2899	0644	edit dl rm
graph_traits.hpp	1245	0644	edit dl rm
graph_utils.hpp	3141	0644	edit dl rm
group_by.hpp	722	0644	edit dl rm
hilbert_value.hpp	3010	0644	edit dl rm
indexed_data.hpp	15039	0644	edit dl rm
integer_range.hpp	3286	0644	edit dl rm
isatty.hpp	610	0644	edit dl rm
json_container.hpp	3181	0644	edit dl rm
json_deep_compare.hpp	4732	0644	edit dl rm
json_renderer.hpp	4160	0644	edit dl rm
json_util.hpp	544	0644	edit dl rm
log.hpp	2187	0644	edit dl rm
lua_util.hpp	891	0644	edit dl rm
matrix_graph_wrapper.hpp	1294	0644	edit dl rm
meminfo.hpp	660	0644	edit dl rm
mmap_file.hpp	2776	0644	edit dl rm
mmap_tar.hpp	1007	0644	edit dl rm
msb.hpp	1178	0644	edit dl rm
node_based_graph.hpp	3530	0644	edit dl rm
opening_hours.hpp	8338	0644	edit dl rm
packed_vector.hpp	21691	0644	edit dl rm
percent.hpp	2106	0644	edit dl rm
permutation.hpp	1991	0644	edit dl rm
query_heap.hpp	10205	0644	edit dl rm
range_table.hpp	7119	0644	edit dl rm
rectangle.hpp	5900	0644	edit dl rm
serialization.hpp	5902	0644	edit dl rm
static_assert.hpp	640	0644	edit dl rm
static_graph.hpp	10702	0644	edit dl rm
static_rtree.hpp	34147	0644	edit dl rm
std_hash.hpp	1035	0644	edit dl rm
string_util.hpp	3400	0644	edit dl rm
tarjan_scc.hpp	6646	0644	edit dl rm
timed_histogram.hpp	2576	0644	edit dl rm
timezones.hpp	1417	0644	edit dl rm
timing_util.hpp	1485	0644	edit dl rm
to_osm_link.hpp	694	0644	edit dl rm
trigonometry_table.hpp	35906	0644	edit dl rm
typedefs.hpp	7627	0644	edit dl rm
vector_tile.hpp	303	0644	edit dl rm
vector_view.hpp	8000	0644	edit dl rm
version.hpp.in	406	0644	edit dl rm
viewport.hpp	1579	0644	edit dl rm
web_mercator.hpp	6480	0644	edit dl rm
xor_fast_hash.hpp	1797	0644	edit dl rm
xor_fast_hash_storage.hpp	2195	0644	edit dl rm

Edit: /srv/osrm/osrm-backend/include/util/timed_histogram.hpp (2576B)

#ifndef OSRM_UTIL_TIMED_HISTOGRAM_HPP
#define OSRM_UTIL_TIMED_HISTOGRAM_HPP

#include "util/integer_range.hpp"

#include <algorithm>
#include <atomic>
#include <mutex>
#include <sstream>
#include <vector>

namespace osrm::util
{
namespace detail
{
extern std::atomic_uint operation;
} // namespace detail

/**
 * Captures a histogram with a bin size of `IndexBinSize` every `TimeBinSize` count operations.
 */
template <std::size_t TimeBinSize = 1000, std::size_t IndexBinSize = 1000> class TimedHistogram
{
  public:
    void Count(std::size_t pos)
    {
        std::lock_guard<std::mutex> guard(frames_lock);
        auto frame_index = detail::operation++ / TimeBinSize;

while (frame_offsets.size() <= frame_index)
        {
            frame_offsets.push_back(frame_counters.size());
        }
        BOOST_ASSERT(frame_offsets.size() == frame_index + 1);

auto frame_offset = frame_offsets.back();
        auto counter_index = frame_offset + pos / IndexBinSize;

while (counter_index >= frame_counters.size())
        {
            frame_counters.push_back(0);
        }

BOOST_ASSERT(frame_counters.size() > counter_index);
        frame_counters[counter_index]++;
    }

// Returns the measurments as a CSV file with the columns:
    // frame_id,index_bin,count
    std::string DumpCSV() const
    {
        std::stringstream out;

const auto print_bins = [&out](auto frame_index, auto begin, auto end) {
            auto bin_index = 0;
            std::for_each(begin, end, [&](const auto count) {
                if (count > 0)
                {
                    out << (frame_index * TimeBinSize) << "," << (bin_index * IndexBinSize) << ","
                        << count << std::endl;
                }
                bin_index++;
            });
        };

if (frame_offsets.size() == 0)
        {
            return "";
        }

for (const auto frame_index : irange<std::size_t>(0, frame_offsets.size() - 1))
        {
            auto begin = frame_counters.begin() + frame_offsets[frame_index];
            auto end = frame_counters.begin() + frame_offsets[frame_index + 1];
            print_bins(frame_index, begin, end);
        }
        print_bins(frame_offsets.size() - 1,
                   frame_counters.begin() + frame_offsets.back(),
                   frame_counters.end());

return out.str();
    }

private:
    std::mutex frames_lock;
    std::vector<std::uint32_t> frame_offsets;
    std::vector<std::uint32_t> frame_counters;
};
} // namespace osrm::util

#endif

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