3DPrinting/PrusaSlicer-NonPlainar
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Workaround for items out of bed after arrange.

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Fixes #4329
This commit is contained in:
tamasmeszaros 2020-05-06 16:44:52 +02:00
parent 9146ef2f61
commit 4be0e37963
3 changed files with 14 additions and 14 deletions
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6
src/libnest2d/include/libnest2d/backends/clipper/geometries.hpp
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@ -77,7 +77,7 @@ inline void offset(PolygonImpl& sh, TCoord<PointImpl> distance, const PolygonTag
#define DISABLE_BOOST_OFFSET
using ClipperLib::ClipperOffset;
using ClipperLib::jtMiter;
using ClipperLib::jtSquare;
using ClipperLib::etClosedPolygon;
using ClipperLib::Paths;
@ -85,8 +85,8 @@ inline void offset(PolygonImpl& sh, TCoord<PointImpl> distance, const PolygonTag
try {
ClipperOffset offs;
offs.AddPath(sh.Contour, jtMiter, etClosedPolygon);
offs.AddPaths(sh.Holes, jtMiter, etClosedPolygon);
offs.AddPath(sh.Contour, jtSquare, etClosedPolygon);
offs.AddPaths(sh.Holes, jtSquare, etClosedPolygon);
offs.Execute(result, static_cast<double>(distance));
} catch (ClipperLib::clipperException &) {
throw GeometryException(GeomErr::OFFSET);

15
src/libnest2d/include/libnest2d/placers/nfpplacer.hpp
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@ -528,15 +528,12 @@ public:
static inline double overfit(const Box& bb, const Box& bin)
{
auto Bw = bin.width();
auto Bh = bin.height();
auto mBw = -Bw;
auto mBh = -Bh;
auto wdiff = double(bb.width()) + mBw;
auto hdiff = double(bb.height()) + mBh;
double diff = 0;
if(wdiff > 0) diff += wdiff;
if(hdiff > 0) diff += hdiff;
auto wdiff = TCompute<RawShape>(bb.width()) - bin.width();
auto hdiff = TCompute<RawShape>(bb.height()) - bin.height();
double diff = .0;
if(wdiff > 0) diff += double(wdiff);
if(hdiff > 0) diff += double(hdiff);
return diff;
}

5
src/libslic3r/Arrange.cpp
View file

@ -396,7 +396,10 @@ template<> std::function<double(const Item&)> AutoArranger<Box>::get_objfn()
double score = std::get<0>(result);
auto& fullbb = std::get<1>(result);
double miss = Placer::overfit(fullbb, m_bin);
auto bin = m_bin;
sl::offset(bin, -EPSILON * (m_bin.width() + m_bin.height()));
double miss = Placer::overfit(fullbb, bin);
miss = miss > 0? miss : 0;
score += miss*miss;