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Optimization: Parallelize the for loops over individual PrintObjects

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This commit is contained in:
Lukas Matena 2023-06-23 12:46:30 +02:00
parent 3277bba8c1
commit 37a088abac
1 changed files with 19 additions and 10 deletions
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29
src/libslic3r/Print.cpp
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@ -903,20 +903,29 @@ void Print::process()
name_tbb_thread_pool_threads_set_locale();
BOOST_LOG_TRIVIAL(info) << "Starting the slicing process." << log_memory_info();
for (PrintObject *obj : m_objects)
obj->make_perimeters();
for (PrintObject *obj : m_objects)
obj->infill();
for (PrintObject *obj : m_objects)
obj->ironing();
tbb::parallel_for(tbb::blocked_range<size_t>(0, m_objects.size(), 1), [this](const tbb::blocked_range<size_t> &range) {
for (size_t idx = range.begin(); idx < range.end(); ++idx) {
m_objects[idx]->make_perimeters();
m_objects[idx]->infill();
m_objects[idx]->ironing();
}
}, tbb::simple_partitioner());
// The following step writes to m_shared_regions, it should not run in parallel.
for (PrintObject *obj : m_objects)
obj->generate_support_spots();
// check data from previous step, format the error message(s) and send alert to ui
// this also has to be done sequentially.
alert_when_supports_needed();
for (PrintObject *obj : m_objects)
obj->generate_support_material();
for (PrintObject *obj : m_objects)
obj->estimate_curled_extrusions();
tbb::parallel_for(tbb::blocked_range<size_t>(0, m_objects.size(), 1), [this](const tbb::blocked_range<size_t> &range) {
for (size_t idx = range.begin(); idx < range.end(); ++idx) {
m_objects[idx]->generate_support_material();
m_objects[idx]->estimate_curled_extrusions();
}
}, tbb::simple_partitioner());
if (this->set_started(psWipeTower)) {
m_wipe_tower_data.clear();
m_tool_ordering.clear();