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Merged
m-fila merged 2 commits into from
Mar 11, 2026
Merged

use multiple threads in reco example #53

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3bf82aa
use multiple threads in reco example
m-fila Mar 11, 2026
a1540f5
fix typos
m-fila Mar 11, 2026
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6 changes: 3 additions & 3 deletions examples/alien_reco.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -124,12 +124,12 @@ subtool::Task<DeviceBuffer<int>> seeding(DeviceBuffer<int> clusters,

log(self) << "Found " << nSeeds << " seeds" << std::endl;

// Allocate clusters of appropiate size on device
// Allocate seeds of appropiate size on device
int* d_seeds = nullptr;
ERROR_CHECK_CUDA(cudaMallocAsync(reinterpret_cast<void**>(&d_seeds),
nSeeds * sizeof(int), stream));

// Write some dummy data to the clusters buffer to simulate work
// Write some dummy data to the seeds buffer to simulate work
ERROR_CHECK_CUDA(cudaMemsetAsync(d_seeds, 0, nSeeds * sizeof(int), stream));
ERROR_CHECK_CUDA(
cudaMemsetAsync(d_seeds, 1, nSeeds / 2 * sizeof(int), stream));
Expand Down Expand Up @@ -182,7 +182,7 @@ int main() {

log() << "main Starting" << std::endl;

tbb::task_arena task_arena{2};
tbb::task_arena task_arena{2, 0};

auto scheduler = [&task_arena](std::coroutine_handle<> handle) {
task_arena.enqueue([handle]() { handle.resume(); });
Expand Down
6 changes: 3 additions & 3 deletions examples/capy_reco.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -101,12 +101,12 @@ boost::capy::task<DeviceBuffer<int>> seeding(DeviceBuffer<int> clusters,

log(self) << "Found " << nSeeds << " seeds" << std::endl;

// Allocate clusters of appropiate size on device
// Allocate seeds of appropiate size on device
int* d_seeds = nullptr;
ERROR_CHECK_CUDA(cudaMallocAsync(reinterpret_cast<void**>(&d_seeds),
nSeeds * sizeof(int), stream));

// Write some dummy data to the clusters buffer to simulate work
// Write some dummy data to the seeds buffer to simulate work
ERROR_CHECK_CUDA(cudaMemsetAsync(d_seeds, 0, nSeeds * sizeof(int), stream));
ERROR_CHECK_CUDA(
cudaMemsetAsync(d_seeds, 1, nSeeds / 2 * sizeof(int), stream));
Expand Down Expand Up @@ -159,7 +159,7 @@ int main() {

log() << "main Starting" << std::endl;

auto task_arena = tbb::task_arena{2};
auto task_arena = tbb::task_arena{2, 0};
auto context = TaskArenaContext(task_arena);
auto executor = TaskArenaExecutor(context);

Expand Down
6 changes: 3 additions & 3 deletions examples/exec_reco.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -100,12 +100,12 @@ exec::task<DeviceBuffer<int>> seeding(DeviceBuffer<int> clusters,

log(self) << "Found " << nSeeds << " seeds" << std::endl;

// Allocate clusters of appropiate size on device
// Allocate seeds of appropiate size on device
int* d_seeds = nullptr;
ERROR_CHECK_CUDA(cudaMallocAsync(reinterpret_cast<void**>(&d_seeds),
nSeeds * sizeof(int), stream));

// Write some dummy data to the clusters buffer to simulate work
// Write some dummy data to the seeds buffer to simulate work
ERROR_CHECK_CUDA(cudaMemsetAsync(d_seeds, 0, nSeeds * sizeof(int), stream));
ERROR_CHECK_CUDA(
cudaMemsetAsync(d_seeds, 1, nSeeds / 2 * sizeof(int), stream));
Expand Down Expand Up @@ -158,7 +158,7 @@ int main() {

log() << "main Starting" << std::endl;

tbb::task_arena task_arena{2};
tbb::task_arena task_arena{2, 0};
execution::scheduler auto scheduler = get_scheduler(task_arena, false);

{
Expand Down