mmdeploy/csrc/core/utils/scope_counter.h

49 lines
1.4 KiB
C++

// Copyright (c) OpenMMLab. All rights reserved.
#ifndef MMDEPLOY_SRC_UITLS_SCOPECOUNTER_H_
#define MMDEPLOY_SRC_UITLS_SCOPECOUNTER_H_
#include <chrono>
namespace mmdeploy {
class ScopeCounter {
public:
class State {
std::map<std::string, std::pair<double, int> > v;
};
ScopeCounter() : state_() {}
explicit ScopeCounter(State& state) : state_(&state) {}
ScopeCounter(const ScopeCounter&) = delete;
ScopeCounter(ScopeCounter&&) = delete;
ScopeCounter& operator=(const ScopeCounter&) = delete;
ScopeCounter& operator=(ScopeCounter&&) = delete;
void operator()(const std::string& tag) { operator()(tag.c_str()); }
void operator()(const char* tag) {
time_points_.emplace_back(tag, std::chrono::high_resolution_clock::now());
}
~ScopeCounter() {
std::vector<std::pair<std::string, double> > durations;
for (int i = 1; i < time_points_.size(); ++i) {
auto& [n0, t0] = time_points_[i - 1];
auto& [n1, t1] = time_points_[i];
auto diff = std::chrono::duration<double, std::milli>(t1 - t0).count();
auto name = n0;
name += " -> ";
name += n1;
durations.emplace_back(name, diff);
}
if (state_) {
}
}
private:
using time_point = std::chrono::high_resolution_clock::time_point;
std::vector<std::pair<std::string, time_point> > time_points_;
State* state_;
};
} // namespace mmdeploy
#endif // MMDEPLOY_SRC_UITLS_SCOPECOUNTER_H_