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Add 100k/1m uniform random benchmarks #8

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merged 2 commits into from
Sep 18, 2018
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Merged

Add 100k/1m uniform random benchmarks #8

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684bc15
add 100k/1m uniform random benchmarks
mourner Sep 14, 2018
fb9407a
fix formatting
mourner Sep 14, 2018
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30 changes: 30 additions & 0 deletions bench/run.cpp
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Original file line number Diff line number Diff line change
@@ -1,7 +1,21 @@
#include "../examples/utils.hpp"
#include <benchmark/benchmark.h>
#include <delaunator.hpp>
#include <random>
#include <string>
#include <vector>

std::vector<double> generate_uniform(size_t n) {
std::vector<double> coords;
std::srand(350);

for (size_t i = 0; i < n; i++) {
coords.push_back(double(std::rand()) / RAND_MAX);
coords.push_back(double(std::rand()) / RAND_MAX);
}

return coords;
}

namespace {
void BM_45K_geojson_nodes(benchmark::State& state) {
Expand All @@ -12,8 +26,24 @@ void BM_45K_geojson_nodes(benchmark::State& state) {
delaunator::Delaunator delaunator(coords);
}
}

void BM_100K_uniform(benchmark::State& state) {
std::vector<double> coords = generate_uniform(100000);
while (state.KeepRunning()) {
delaunator::Delaunator delaunator(coords);
}
}

void BM_1M_uniform(benchmark::State& state) {
std::vector<double> coords = generate_uniform(1000000);
while (state.KeepRunning()) {
delaunator::Delaunator delaunator(coords);
}
}
} // namespace

BENCHMARK(BM_45K_geojson_nodes)->Unit(benchmark::kMillisecond);
BENCHMARK(BM_100K_uniform)->Unit(benchmark::kMillisecond);
BENCHMARK(BM_1M_uniform)->Unit(benchmark::kMillisecond);

BENCHMARK_MAIN()