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Add triangle mesh split to perf comparison

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tamasmeszaros 2021-06-01 17:52:11 +02:00
parent c8be2cdceb
commit b14b000c73
3 changed files with 103 additions and 60 deletions
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78
sandboxes/its_neighbor_index/main.cpp
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@ -24,50 +24,71 @@ static MeasureResult measure_index(const indexed_triangle_set &its, IndexCreator
{
Benchmark b;
b.start();
ItsNeighborsWrapper itsn{its, fn(its)};
b.stop();
MeasureResult r;
r.t_index_create = b.getElapsedSec();
for (int i = 0; i < 10; ++i) {
b.start();
ItsNeighborsWrapper itsn{its, fn(its)};
b.stop();
b.start();
its_split(itsn);
b.stop();
r.t_index_create += b.getElapsedSec();
r.t_split = b.getElapsedSec();
b.start();
its_split(itsn);
b.stop();
r.t_split += b.getElapsedSec();
}
r.t_index_create /= 10;
r.t_split /= 10;
return r;
}
static TriangleMesh two_spheres(double detail)
static indexed_triangle_set two_spheres(double detail)
{
TriangleMesh sphere1 = make_sphere(10., 2 * PI / detail), sphere2 = sphere1;
auto sphere1 = its_make_sphere(10., 2 * PI / detail), sphere2 = sphere1;
sphere1.translate(-5.f, 0.f, 0.f);
sphere2.translate( 5.f, 0.f, 0.f);
its_transform(sphere1, Transform3f{}.translate(Vec3f{-5.f, 0.f, 0.f}));
its_transform(sphere2, Transform3f{}.translate(Vec3f{5.f, 0.f, 0.f}));
sphere1.merge(sphere2);
sphere1.require_shared_vertices();
its_merge(sphere1, sphere2);
return sphere1;
}
static const std::map<std::string, TriangleMesh> ToMeasure = {
{"simple", make_cube(10., 10., 10.) },
{"two_spheres", two_spheres(200.)},
{"two_spheres_detail", two_spheres(360.)},
{"two_spheres_high_detail", two_spheres(3600.)},
static const std::map<std::string, indexed_triangle_set> ToMeasure = {
{"simple", its_make_cube(10., 10., 10.) }, // this has 12 faces, 8 vertices
{"two_spheres_1x", two_spheres(60.)},
{"two_spheres_2x", two_spheres(120.)},
{"two_spheres_4x", two_spheres(240.)},
{"two_spheres_8x", two_spheres(480.)},
};
static const auto IndexFunctions = std::make_tuple(
std::make_pair("tamas's unordered_map based", its_create_neighbors_index_1),
std::make_pair("vojta std::sort based", its_create_neighbors_index_2),
std::make_pair("vojta tbb::parallel_sort based", its_create_neighbors_index_3),
std::make_pair("filip's vertex->face based", its_create_neighbors_index_5),
std::make_pair("tamas's std::sort based", its_create_neighbors_index_6),
std::make_pair("tamas's tbb::parallel_sort based", its_create_neighbors_index_7),
std::make_pair("tamas's map based", its_create_neighbors_index_8)
std::make_pair("tamas's unordered_map based", [](const auto &its) { return measure_index(its, its_create_neighbors_index_1); }),
std::make_pair("vojta std::sort based", [](const auto &its) { return measure_index(its, its_create_neighbors_index_2); }),
std::make_pair("vojta tbb::parallel_sort based", [](const auto &its) { return measure_index(its, its_create_neighbors_index_3); }),
std::make_pair("filip's vertex->face based", [](const auto &its) { return measure_index(its, its_create_neighbors_index_5); }),
std::make_pair("tamas's std::sort based", [](const auto &its) { return measure_index(its, its_create_neighbors_index_6); }),
std::make_pair("tamas's tbb::parallel_sort based", [](const auto &its) { return measure_index(its, its_create_neighbors_index_7); }),
std::make_pair("tamas's map based", [](const auto &its) { return measure_index(its, its_create_neighbors_index_8); }),
std::make_pair("TriangleMesh split", [](const auto &its) {
TriangleMesh m{its};
MeasureResult ret;
for (int i = 0; i < 10; ++i) {
Benchmark b;
b.start();
m.repair();
m.split();
b.stop();
ret.t_split += b.getElapsedSec();
}
ret.t_split /= 10;
return ret;
})
);
static constexpr size_t IndexFuncNum = std::tuple_size_v<decltype (IndexFunctions)>;
@ -85,13 +106,12 @@ int main(const int argc, const char * argv[])
auto &name = m.first;
auto &mesh = m.second;
libnest2d::opt::metaloop::apply([&mesh, &name, &results, &funcnames](int N, auto &e) {
MeasureResult r = measure_index(mesh.its, e.second);
MeasureResult r = e.second(mesh);
funcnames[N] = e.first;
results[name][N] = r;
}, IndexFunctions);
}
std::string outfilename = "out.csv";
std::fstream outfile;
if (argc > 1) {