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New sparse infill: "stars" - David's star shaped infill.

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This is very similar to a "triangles" infill, but maximum two lines
intersect at a single point.

added utility function get_extents_vector()
This commit is contained in:
bubnikv 2016-11-09 15:39:12 +01:00
parent eb0ab38618
commit 317e9131e8
10 changed files with 52 additions and 3 deletions
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9
xs/src/libslic3r/ExPolygon.cpp
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@ -587,6 +587,15 @@ BoundingBox get_extents_rotated(const ExPolygons &expolygons, double angle)
return bbox;
}
extern std::vector<BoundingBox> get_extents_vector(const ExPolygons &polygons)
{
std::vector<BoundingBox> out;
out.reserve(polygons.size());
for (ExPolygons::const_iterator it = polygons.begin(); it != polygons.end(); ++ it)
out.push_back(get_extents(*it));
return out;
}
bool remove_sticks(ExPolygon &poly)
{
return remove_sticks(poly.contour) || remove_sticks(poly.holes);