3DPrinting/PrusaSlicer-NonPlainar
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Handling brim offset in SLA without the need to slice the object

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This commit is contained in:
tamasmeszaros 2023-02-20 14:10:23 +01:00
parent 3c5ecd4a8f
commit 333d0727ef
1 changed files with 28 additions and 20 deletions
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28
src/slic3r/GUI/Jobs/ArrangeJob.cpp
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@ -141,18 +141,32 @@ void ArrangeJob::prepare_selected() {
}
// If the selection was empty arrange everything
if (m_selected.empty()) m_selected.swap(m_unselected);
if (m_selected.empty())
m_selected.swap(m_unselected);
// The strides have to be removed from the fixed items. For the
// arrangeable (selected) items bed_idx is ignored and the
// translation is irrelevant.
for (auto &p : m_unselected) p.translation(X) -= p.bed_idx * stride;
for (auto &p : m_unselected)
p.translation(X) -= p.bed_idx * stride;
}
static void update_arrangepoly_slaprint(arrangement::ArrangePolygon &ret,
const SLAPrintObject &po,
const ModelInstance &inst)
{
// The 1.1 multiplier is a safety gap, as the offset might be bigger
// in sharp edges of a polygon, depending on clipper's offset algorithm
coord_t pad_infl = 0;
{
double infl = po.config().pad_enable.getBool() * (
po.config().pad_brim_size.getFloat() +
po.config().pad_around_object.getBool() *
po.config().pad_object_gap.getFloat() );
pad_infl = scaled(1.1 * infl);
}
auto laststep = po.last_completed_step();
if (laststep < slaposCount && laststep > slaposSupportTree) {
@ -181,15 +195,9 @@ static void update_arrangepoly_slaprint(arrangement::ArrangePolygon &ret,
polys.emplace_back(its_convex_hull_2d_above(smesh.its, trafo_instance, zlvl));
ret.poly.contour = Geometry::convex_hull(polys);
ret.poly.holes = {};
// The 1.1 multiplier is a safety gap, as the offset might be bigger
// in sharp edges of a polygon, depending on clipper's offset algorithm
coord_t infl = 1.1 * scaled(po.config().pad_brim_size.getFloat() +
po.config().pad_around_object.getBool() *
po.config().pad_object_gap.getFloat());
ret.inflation = infl;
}
ret.inflation = pad_infl;
}
static coord_t brim_offset(const PrintObject &po, const ModelInstance &inst)