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Parallelize PrintObject::process_external_surfaces()

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This commit is contained in:
bubnikv 2017-03-07 17:43:43 +01:00
parent 109013bed7
commit 65c024f7cf
3 changed files with 29 additions and 40 deletions
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7
xs/src/libslic3r/Layer.hpp
View file

@ -22,7 +22,8 @@ class LayerRegion
friend class Layer;
public:
Layer* layer();
Layer* layer() { return this->_layer; }
const Layer* layer() const { return this->_layer; }
PrintRegion* region() { return this->_region; }
const PrintRegion* region() const { return this->_region; }
@ -76,8 +77,8 @@ class LayerRegion
Layer *_layer;
PrintRegion *_region;
LayerRegion(Layer *layer, PrintRegion *region);
~LayerRegion();
LayerRegion(Layer *layer, PrintRegion *region) : _layer(layer), _region(region) {}
~LayerRegion() {}
};

42
xs/src/libslic3r/LayerRegion.cpp
View file

@ -14,22 +14,6 @@
namespace Slic3r {
LayerRegion::LayerRegion(Layer *layer, PrintRegion *region)
: _layer(layer),
_region(region)
{
}
LayerRegion::~LayerRegion()
{
}
Layer*
LayerRegion::layer()
{
return this->_layer;
}
Flow
LayerRegion::flow(FlowRole role, bool bridge, double width) const
{
@ -134,26 +118,26 @@ LayerRegion::process_external_surfaces(const Layer* lower_layer)
// bottom_polygons are used to trim inflated top surfaces.
fill_boundaries.reserve(number_polygons(surfaces));
bool has_infill = this->region()->config.fill_density.value > 0.;
for (Surfaces::iterator surface = this->fill_surfaces.surfaces.begin(); surface != this->fill_surfaces.surfaces.end(); ++surface) {
if (surface->surface_type == stTop) {
for (const Surface &surface : this->fill_surfaces.surfaces) {
if (surface.surface_type == stTop) {
// Collect the top surfaces, inflate them and trim them by the bottom surfaces.
// This gives the priority to bottom surfaces.
surfaces_append(top, offset_ex(surface->expolygon, float(margin), EXTERNAL_SURFACES_OFFSET_PARAMETERS), *surface);
} else if (surface->surface_type == stBottom || (surface->surface_type == stBottomBridge && lower_layer == NULL)) {
surfaces_append(top, offset_ex(surface.expolygon, float(margin), EXTERNAL_SURFACES_OFFSET_PARAMETERS), surface);
} else if (surface.surface_type == stBottom || (surface.surface_type == stBottomBridge && lower_layer == NULL)) {
// Grown by 3mm.
surfaces_append(bottom, offset_ex(surface->expolygon, float(margin), EXTERNAL_SURFACES_OFFSET_PARAMETERS), *surface);
} else if (surface->surface_type == stBottomBridge) {
if (! surface->empty())
bridges.push_back(*surface);
surfaces_append(bottom, offset_ex(surface.expolygon, float(margin), EXTERNAL_SURFACES_OFFSET_PARAMETERS), surface);
} else if (surface.surface_type == stBottomBridge) {
if (! surface.empty())
bridges.push_back(surface);
}
bool internal_surface = surface->surface_type != stTop && ! surface->is_bottom();
if (has_infill || surface->surface_type != stInternal) {
bool internal_surface = surface.surface_type != stTop && ! surface.is_bottom();
if (has_infill || surface.surface_type != stInternal) {
if (internal_surface)
// Make a copy as the following line uses the move semantics.
internal.push_back(*surface);
polygons_append(fill_boundaries, STDMOVE(surface->expolygon));
internal.push_back(surface);
polygons_append(fill_boundaries, STDMOVE(surface.expolygon));
} else if (internal_surface)
internal.push_back(STDMOVE(*surface));
internal.push_back(STDMOVE(surface));
}
}

20
xs/src/libslic3r/PrintObject.cpp
View file

@ -526,15 +526,19 @@ PrintObject::process_external_surfaces()
BOOST_LOG_TRIVIAL(info) << "Processing external surfaces...";
FOREACH_REGION(this->_print, region) {
size_t region_id = region - this->_print->regions.begin();
int region_id = int(region - this->_print->regions.begin());
FOREACH_LAYER(this, layer_it) {
const Layer* lower_layer = (layer_it == this->layers.begin())
? NULL
: *(layer_it-1);
BOOST_LOG_TRIVIAL(trace) << "Processing external surface, layer" << (*layer_it)->print_z;
(*layer_it)->get_region(region_id)->process_external_surfaces(lower_layer);
}
BOOST_LOG_TRIVIAL(debug) << "Processing external surfaces for region " << region_id << " in parallel - start";
tbb::parallel_for(
tbb::blocked_range<size_t>(0, this->layers.size()),
[this, region_id](const tbb::blocked_range<size_t>& range) {
for (size_t layer_idx = range.begin(); layer_idx < range.end(); ++ layer_idx) {
// BOOST_LOG_TRIVIAL(trace) << "Processing external surface, layer" << this->layers[layer_idx]->print_z;
this->layers[layer_idx]->get_region(region_id)->process_external_surfaces((layer_idx == 0) ? NULL : this->layers[layer_idx - 1]);
}
}
);
BOOST_LOG_TRIVIAL(debug) << "Processing external surfaces for region " << region_id << " in parallel - end";
}
}