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author | 2015-06-05 03:41:30 -0700 | |
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committer | 2015-06-05 03:41:30 -0700 | |
commit | cf3fb092cc595066e70f780a6ffc5c79f4531148 (patch) | |
tree | cb8e63031e983acbb6f595cdd03ad0567da0d0f8 /test/cpp/qps/interarrival.h | |
parent | c7de81e57ec4131993bd469a146739d74d564ab1 (diff) |
clang-format
Diffstat (limited to 'test/cpp/qps/interarrival.h')
-rw-r--r-- | test/cpp/qps/interarrival.h | 90 |
1 files changed, 48 insertions, 42 deletions
diff --git a/test/cpp/qps/interarrival.h b/test/cpp/qps/interarrival.h index 98f4def1f2..d8accc1d8a 100644 --- a/test/cpp/qps/interarrival.h +++ b/test/cpp/qps/interarrival.h @@ -55,53 +55,60 @@ class RandomDist { RandomDist() {} virtual ~RandomDist() = 0; // Argument to operator() is a uniform double in the range [0,1) - virtual double operator() (double uni) const = 0; + virtual double operator()(double uni) const = 0; }; inline RandomDist::~RandomDist() {} -class UniformDist GRPC_FINAL: public RandomDist { -public: - UniformDist(double lo, double hi): lo_(lo), range_(hi-lo) {} - ~UniformDist() GRPC_OVERRIDE {} - double operator() (double uni) const GRPC_OVERRIDE {return uni*range_+lo_;} -private: +class UniformDist GRPC_FINAL : public RandomDist { + public: + UniformDist(double lo, double hi) : lo_(lo), range_(hi - lo) {} + ~UniformDist() GRPC_OVERRIDE {} + double operator()(double uni) const GRPC_OVERRIDE { + return uni * range_ + lo_; + } + + private: double lo_; double range_; }; class ExpDist GRPC_FINAL : public RandomDist { -public: - explicit ExpDist(double lambda): lambda_recip_(1.0/lambda) {} - ~ExpDist() GRPC_OVERRIDE {} - double operator() (double uni) const GRPC_OVERRIDE { - // Note: Use 1.0-uni above to avoid NaN if uni is 0 - return lambda_recip_ * (-log(1.0-uni)); - } -private: + public: + explicit ExpDist(double lambda) : lambda_recip_(1.0 / lambda) {} + ~ExpDist() GRPC_OVERRIDE {} + double operator()(double uni) const GRPC_OVERRIDE { + // Note: Use 1.0-uni above to avoid NaN if uni is 0 + return lambda_recip_ * (-log(1.0 - uni)); + } + + private: double lambda_recip_; }; class DetDist GRPC_FINAL : public RandomDist { -public: - explicit DetDist(double val): val_(val) {} - ~DetDist() GRPC_OVERRIDE {} - double operator() (double uni) const GRPC_OVERRIDE {return val_;} -private: + public: + explicit DetDist(double val) : val_(val) {} + ~DetDist() GRPC_OVERRIDE {} + double operator()(double uni) const GRPC_OVERRIDE { return val_; } + + private: double val_; }; class ParetoDist GRPC_FINAL : public RandomDist { -public: - ParetoDist(double base, double alpha): base_(base), alpha_recip_(1.0/alpha) {} + public: + ParetoDist(double base, double alpha) + : base_(base), alpha_recip_(1.0 / alpha) {} ~ParetoDist() GRPC_OVERRIDE {} - double operator() (double uni) const GRPC_OVERRIDE { - // Note: Use 1.0-uni above to avoid div by zero if uni is 0 - return base_ / pow(1.0-uni, alpha_recip_); - } -private: - double base_; - double alpha_recip_; + double operator()(double uni) const GRPC_OVERRIDE { + // Note: Use 1.0-uni above to avoid div by zero if uni is 0 + return base_ / pow(1.0 - uni, alpha_recip_); + } + + private: + double base_; + double alpha_recip_; }; // A class library for generating pseudo-random interarrival times @@ -111,38 +118,37 @@ private: using qps_random_engine = std::default_random_engine; class InterarrivalTimer { -public: + public: InterarrivalTimer() {} - InterarrivalTimer(const RandomDist& r, int threads, int entries=1000000) { + InterarrivalTimer(const RandomDist& r, int threads, int entries = 1000000) { init(r, threads, entries); } - void init(const RandomDist& r, int threads, int entries=1000000) { + void init(const RandomDist& r, int threads, int entries = 1000000) { qps_random_engine gen; - std::uniform_real_distribution<double> uniform(0.0,1.0); - for (int i=0; i<entries; i++) { - random_table_.push_back( - std::chrono::nanoseconds( - static_cast<int64_t>(1e9*r(uniform(gen))))); + std::uniform_real_distribution<double> uniform(0.0, 1.0); + for (int i = 0; i < entries; i++) { + random_table_.push_back(std::chrono::nanoseconds( + static_cast<int64_t>(1e9 * r(uniform(gen))))); } // Now set up the thread positions - for (int i=0; i<threads; i++) { - thread_posns_.push_back(random_table_.begin() + (entries * i)/threads); + for (int i = 0; i < threads; i++) { + thread_posns_.push_back(random_table_.begin() + (entries * i) / threads); } } - virtual ~InterarrivalTimer() {}; + virtual ~InterarrivalTimer(){}; - std::chrono::nanoseconds operator() (int thread_num) { + std::chrono::nanoseconds operator()(int thread_num) { auto ret = *(thread_posns_[thread_num]++); if (thread_posns_[thread_num] == random_table_.end()) thread_posns_[thread_num] = random_table_.begin(); return ret; } + private: typedef std::vector<std::chrono::nanoseconds> time_table; std::vector<time_table::const_iterator> thread_posns_; time_table random_table_; }; - } } |