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ENH: new seam strategy from prusa2.5

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As title. Thanks @Prusa

Signed-off-by: salt.wei <salt.wei@bambulab.com>
Change-Id: I2fa177e27ac53211952ea9b6c62e98182b8f05ce
This commit is contained in:
salt.wei 2022-08-18 14:17:02 +08:00 • committed by Lane.Wei
parent ce082f6e2a
commit d73142c2f9
23 changed files with 3105 additions and 1323 deletions
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22
src/libslic3r/Polyline.cpp
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@ -517,6 +517,28 @@ bool remove_degenerate(Polylines &polylines)
return modified;
}
std::pair<int, Point> foot_pt(const Points &polyline, const Point &pt)
{
if (polyline.size() < 2) return std::make_pair(-1, Point(0, 0));
auto d2_min = std::numeric_limits<double>::max();
Point foot_pt_min;
Point prev = polyline.front();
auto it = polyline.begin();
auto it_proj = polyline.begin();
for (++it; it != polyline.end(); ++it) {
Point foot_pt = pt.projection_onto(Line(prev, *it));
double d2 = (foot_pt - pt).cast<double>().squaredNorm();
if (d2 < d2_min) {
d2_min = d2;
foot_pt_min = foot_pt;
it_proj = it;
}
prev = *it;
}
return std::make_pair(int(it_proj - polyline.begin()) - 1, foot_pt_min);
}
ThickLines ThickPolyline::thicklines() const
{
ThickLines lines;