rectangle-union-area/benchmark.cpp

//
// Created by maximilian on 16.04.22.
//

#include <benchmark/benchmark.h>

#include "areas.h"

static void BM_area_computation(benchmark::State& state) {
    std::vector<Rectangle> rects;
    for (auto _ : state) {
        state.PauseTiming();
        rects = get_random_instance(state.range(0), state.range(1));
        state.ResumeTiming();
        get_area_union(rects);
    }
    state.SetComplexityN(state.range(0));
}

static std::vector<Rectangle> get_inst() {
    srand(17);
    static std::vector<Rectangle> rects = get_random_instance(1 << 18, 1<<20);
    return rects;
}

static void BM_single(benchmark::State& state) {
    for(auto _ :state) {
        get_area_union(get_inst());
    }
}

BENCHMARK(BM_single);

// add benchmark
// BENCHMARK(BM_area_computation)->ArgsProduct({benchmark::CreateRange(1<<4,1<<18,4),{1<<20}})->Complexity(benchmark::oNLogN);

// run benchmark as main()
int main(int argc, char **argv) {
    srand(876);
    ::benchmark::Initialize(&argc, argv);
    if (::benchmark::ReportUnrecognizedArguments(argc, argv))return 1;
    ::benchmark::RunSpecifiedBenchmarks();
    ::benchmark::Shutdown();
    return 0;
}

int main(int, char **);