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Add static method to create scaled Polygons from Pointf arrays.

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This commit is contained in:
Joseph Lenox 2018-05-05 16:10:43 -05:00
parent 2b91524619
commit 4860d63b01
2 changed files with 13 additions and 0 deletions
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11
xs/src/libslic3r/Polygon.cpp
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@ -293,4 +293,15 @@ Polygon::convex_points(double angle) const
return convex; return convex;
} }
Polygon Polygon::new_scale(const Pointfs& p) {
Points scaled_p;
for (auto i : p) {
// scale each individual point and append to a new array
scaled_p.push_back(scale_(i.x), scale_(i.y));
}
return Slic3r::Polygon(scaled_p);
};
} }

2
xs/src/libslic3r/Polygon.hpp
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@ -48,6 +48,8 @@ class Polygon : public MultiPoint {
std::string wkt() const; std::string wkt() const;
Points concave_points(double angle = PI) const; Points concave_points(double angle = PI) const;
Points convex_points(double angle = PI) const; Points convex_points(double angle = PI) const;
static Polygon new_scale(const Pointfs& p);
}; };
inline Polygons inline Polygons