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131 lines
2.9 KiB
131 lines
2.9 KiB
/***************************
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@Author: Chunel
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@Contact: chunel@foxmail.com
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@File: UtilsFunction.h
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@Time: 2022/1/26 11:27 下午
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@Desc:
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***************************/
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#ifndef CGRAPH_UTILSFUNCTION_H
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#define CGRAPH_UTILSFUNCTION_H
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#include <mutex>
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#include <chrono>
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#include <ctime>
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#include <cstdarg>
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#include <algorithm>
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CGRAPH_NAMESPACE_BEGIN
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/**
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* 定制化输出
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* @param cmd
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* @param ...
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* 注：内部包含全局锁，不建议正式上线的时候使用
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*/
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static std::mutex g_echo_mtx;
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inline CVoid CGRAPH_ECHO(const char *cmd, ...) {
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#ifdef _CGRAPH_SILENCE_
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return;
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#endif
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std::lock_guard<std::mutex> lock{ g_echo_mtx };
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#ifndef _WIN32
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// 非windows系统，打印到毫秒
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auto now = std::chrono::system_clock::now();
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// 通过不同精度获取相差的毫秒数
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uint64_t disMs = std::chrono::duration_cast<std::chrono::milliseconds>(now.time_since_epoch()).count()
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- std::chrono::duration_cast<std::chrono::seconds>(now.time_since_epoch()).count() * 1000;
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time_t tt = std::chrono::system_clock::to_time_t(now);
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auto localTime = localtime(&tt);
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char strTime[32] = { 0 };
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sprintf(strTime, "[%04d-%02d-%02d %02d:%02d:%02d.%03d]", localTime->tm_year + 1900,
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localTime->tm_mon + 1, localTime->tm_mday, localTime->tm_hour,
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localTime->tm_min, localTime->tm_sec, (int)disMs);
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std::cout << "[CGraph] " << strTime << " ";
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#else
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// windows系统，打印到秒
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time_t curTime;
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time(&curTime);
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std::string ct = ctime(&curTime);
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std::cout << "[CGraph] ["
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<< ct.assign(ct.begin(), ct.end()-1) // 去掉时间的最后一位\n信息
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<< "] ";
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#endif
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va_list args;
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va_start(args, cmd);
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vprintf(cmd, args);
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va_end(args);
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std::cout << "\n";
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}
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/**
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* 通用容器累加信息
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* @tparam T (例：std::vector<int>)
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* @param container
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* @return
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*/
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template<typename T>
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typename T::value_type CGRAPH_CONTAINER_SUM(const T& container) {
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typename T::value_type result = 0;
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for (const auto& val : container) {
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result += val;
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}
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return result;
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}
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/**
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* 通用容器累乘信息
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* @tparam T (例：std::vector<int>)
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* @param container
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* @return
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*/
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template<typename T>
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typename T::value_type CGRAPH_CONTAINER_MULTIPLY(const T& container) {
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typename T::value_type result = 1;
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for (const auto& val : container) {
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result *= val;
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}
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return result;
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}
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/**
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* 获取max值
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* @tparam T
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* @param value
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* @return
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*/
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template <typename T>
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T CGRAPH_MAX(T val) {
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return val;
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}
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template <typename T, typename... Args>
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T CGRAPH_MAX(T val, Args... args) {
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return std::max(val, CGRAPH_MAX(args...));
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}
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/**
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* 累加
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* @tparam T
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* @param t
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* @return
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*/
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template<typename T>
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T CGRAPH_SUM(T t) {
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return t;
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}
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template<typename T, typename... Args>
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T CGRAPH_SUM(T val, Args... args) {
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return val + CGRAPH_SUM(args...);
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}
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CGRAPH_NAMESPACE_END
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#endif //CGRAPH_UTILSFUNCTION_H
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