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In "ensure vertical wall thickness", the union_ is called each time

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a new layer is added to the shell. This is faster than calling union_
over all collected polygons. Also security offset has been disabled.
This commit is contained in:
bubnikv 2016-11-16 22:16:20 +01:00
parent 6a3bdf43dc
commit 3d47c52b47
1 changed files with 25 additions and 2 deletions
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27
xs/src/libslic3r/PrintObject.cpp
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@ -4,6 +4,8 @@
#include "Geometry.hpp" #include "Geometry.hpp"
#include "SVG.hpp" #include "SVG.hpp"
#include <Shiny/Shiny.h>
namespace Slic3r { namespace Slic3r {
PrintObject::PrintObject(Print* print, ModelObject* model_object, const BoundingBoxf3 &modobj_bbox) PrintObject::PrintObject(Print* print, ModelObject* model_object, const BoundingBoxf3 &modobj_bbox)
@ -495,9 +497,13 @@ struct DiscoverVerticalShellsCacheEntry
void void
PrintObject::discover_vertical_shells() PrintObject::discover_vertical_shells()
{ {
PROFILE_FUNC();
const SurfaceType surfaces_bottom[2] = { stBottom, stBottomBridge }; const SurfaceType surfaces_bottom[2] = { stBottom, stBottomBridge };
for (size_t idx_region = 0; idx_region < this->_print->regions.size(); ++ idx_region) { for (size_t idx_region = 0; idx_region < this->_print->regions.size(); ++ idx_region) {
PROFILE_BLOCK(discover_vertical_shells_region);
const PrintRegion &region = *this->_print->get_region(idx_region); const PrintRegion &region = *this->_print->get_region(idx_region);
if (! region.config.ensure_vertical_shell_thickness.value) if (! region.config.ensure_vertical_shell_thickness.value)
// This region will be handled by discover_horizontal_shells(). // This region will be handled by discover_horizontal_shells().
@ -510,7 +516,10 @@ PrintObject::discover_vertical_shells()
// Cyclic buffers of pre-calculated offsetted top/bottom surfaces. // Cyclic buffers of pre-calculated offsetted top/bottom surfaces.
std::vector<DiscoverVerticalShellsCacheEntry> cache_top_regions(n_extra_top_layers, DiscoverVerticalShellsCacheEntry()); std::vector<DiscoverVerticalShellsCacheEntry> cache_top_regions(n_extra_top_layers, DiscoverVerticalShellsCacheEntry());
std::vector<DiscoverVerticalShellsCacheEntry> cache_bottom_regions(n_extra_bottom_layers, DiscoverVerticalShellsCacheEntry()); std::vector<DiscoverVerticalShellsCacheEntry> cache_bottom_regions(n_extra_bottom_layers, DiscoverVerticalShellsCacheEntry());
for (size_t idx_layer = 0; idx_layer < this->layers.size(); ++ idx_layer) { for (size_t idx_layer = 0; idx_layer < this->layers.size(); ++ idx_layer)
{
PROFILE_BLOCK(discover_vertical_shells_region_layer);
Layer *layer = this->layers[idx_layer]; Layer *layer = this->layers[idx_layer];
LayerRegion *layerm = layer->get_region(idx_region); LayerRegion *layerm = layer->get_region(idx_region);
Flow solid_infill_flow = layerm->flow(frSolidInfill); Flow solid_infill_flow = layerm->flow(frSolidInfill);
@ -523,6 +532,7 @@ PrintObject::discover_vertical_shells()
float min_perimeter_infill_spacing = float(infill_line_spacing) * 1.05f; float min_perimeter_infill_spacing = float(infill_line_spacing) * 1.05f;
if (1) if (1)
{ {
PROFILE_BLOCK(discover_vertical_shells_region_layer_collect);
#ifdef SLIC3R_DEBUG_SLICE_PROCESSING #ifdef SLIC3R_DEBUG_SLICE_PROCESSING
{ {
static size_t idx = 0; static size_t idx = 0;
@ -578,6 +588,9 @@ PrintObject::discover_vertical_shells()
polygons_append(shell, cache.slices); polygons_append(shell, cache.slices);
polygons_append(shell, cache.fill_surfaces); polygons_append(shell, cache.fill_surfaces);
} }
// Running the union_ using the Clipper library piece by piece is cheaper
// than running the union_ all at once.
shell = union_(shell, false);
} }
#ifdef SLIC3R_DEBUG_SLICE_PROCESSING #ifdef SLIC3R_DEBUG_SLICE_PROCESSING
{ {
@ -588,7 +601,13 @@ PrintObject::discover_vertical_shells()
svg.Close(); svg.Close();
} }
#endif /* SLIC3R_DEBUG_SLICE_PROCESSING */ #endif /* SLIC3R_DEBUG_SLICE_PROCESSING */
shell = union_(shell, true); #if 0
{
PROFILE_BLOCK(discover_vertical_shells_region_layer_shell_);
// shell = union_(shell, true);
shell = union_(shell, false);
}
#endif
#ifdef SLIC3R_DEBUG_SLICE_PROCESSING #ifdef SLIC3R_DEBUG_SLICE_PROCESSING
shell_ex = union_ex(shell, true); shell_ex = union_ex(shell, true);
#endif /* SLIC3R_DEBUG_SLICE_PROCESSING */ #endif /* SLIC3R_DEBUG_SLICE_PROCESSING */
@ -728,6 +747,10 @@ PrintObject::discover_vertical_shells()
#endif /* SLIC3R_DEBUG_SLICE_PROCESSING */ #endif /* SLIC3R_DEBUG_SLICE_PROCESSING */
} // for each layer } // for each layer
} // for each region } // for each region
// Write the profiler measurements to file
PROFILE_UPDATE();
PROFILE_OUTPUT(debug_out_path("discover_vertical_shells-profile.txt").c_str());
} }
/* This method applies bridge flow to the first internal solid layer above /* This method applies bridge flow to the first internal solid layer above