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Parallelized TriangleMeshSlicer::make_expolygons

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This commit is contained in:
bubnikv 2017-03-08 21:55:38 +01:00
parent 336f86c101
commit a956186c76
1 changed files with 13 additions and 9 deletions
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12
xs/src/libslic3r/TriangleMesh.cpp
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@ -759,15 +759,19 @@ TriangleMeshSlicer::slice(const std::vector<float> &z, std::vector<ExPolygons>*
std::vector<Polygons> layers_p;
this->slice(z, &layers_p);
BOOST_LOG_TRIVIAL(debug) << "TriangleMeshSlicer::make_expolygons in parallel - start";
layers->resize(z.size());
for (std::vector<Polygons>::const_iterator loops = layers_p.begin(); loops != layers_p.end(); ++loops) {
tbb::parallel_for(
tbb::blocked_range<size_t>(0, z.size()),
[&layers_p, layers, this](const tbb::blocked_range<size_t>& range) {
for (size_t layer_id = range.begin(); layer_id < range.end(); ++ layer_id) {
#ifdef SLIC3R_TRIANGLEMESH_DEBUG
size_t layer_id = loops - layers_p.begin();
printf("Layer " PRINTF_ZU " (slice_z = %.2f):\n", layer_id, z[layer_id]);
#endif
this->make_expolygons(*loops, &(*layers)[ loops - layers_p.begin() ]);
this->make_expolygons(layers_p[layer_id], &(*layers)[layer_id]);
}
});
BOOST_LOG_TRIVIAL(debug) << "TriangleMeshSlicer::make_expolygons in parallel - end";
}
// Return true, if the facet has been sliced and line_out has been filled.