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fix weird interior brim when inside an hole (inside island)

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supermerill/SuperSlicer#1526
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supermerill 2021-09-26 18:27:00 +02:00
parent 18504bff9c
commit 092f7771c1
1 changed files with 13 additions and 8 deletions
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9
src/libslic3r/Print.cpp
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@ -2620,15 +2620,20 @@ void Print::_make_brim_interior(const Flow &flow, const PrintObjectPtrs &objects
for (size_t i = 0; i < num_loops; ++i) { for (size_t i = 0; i < num_loops; ++i) {
this->throw_if_canceled(); this->throw_if_canceled();
loops.emplace_back(); loops.emplace_back();
islands_to_loops = offset(islands_to_loops, double(-flow.scaled_spacing()), jtSquare); Polygons islands_to_loops_offseted;
for (Polygon& poly : islands_to_loops) { for (Polygon& poly : islands_to_loops) {
Polygons temp = offset(poly, double(-flow.scaled_spacing()), jtSquare);
for (Polygon& poly : temp) {
poly.points.push_back(poly.points.front()); poly.points.push_back(poly.points.front());
Points p = MultiPoint::_douglas_peucker(poly.points, SCALED_RESOLUTION); Points p = MultiPoint::_douglas_peucker(poly.points, SCALED_RESOLUTION);
p.pop_back(); p.pop_back();
poly.points = std::move(p); poly.points = std::move(p);
} }
for (Polygon& poly : offset(islands_to_loops, 0.5f * double(flow.scaled_spacing()))) for (Polygon& poly : offset(temp, 0.5f * double(flow.scaled_spacing())))
loops[i].emplace_back(poly); loops[i].emplace_back(poly);
islands_to_loops_offseted.insert(islands_to_loops_offseted.end(), temp.begin(), temp.end());
}
islands_to_loops = islands_to_loops_offseted;
} }
//loops = union_pt_chained_outside_in(loops, false); //loops = union_pt_chained_outside_in(loops, false);
std::reverse(loops.begin(), loops.end()); std::reverse(loops.begin(), loops.end());